Software Developer

🏢 Summary: The offer is for an experienced Java Developer to build and integrate AI-driven backend solutions, including AI agents and LLM-powered services, within scalable distributed systems. The role focuses on designing reasoning pipelines, vector search integrations, and data-heavy architectures using modern AI tooling. You will contribute to architecture design, code quality, and AI-based system development in a collaborative environment. 🗂️ Requirements: Minimum 3 years of professional Java experience, Strong backend development skills, Experience with Spring Boot, Experience with Docker, Experience with Spring AI, Experience integrating LLMs into applications, Understanding of vector databases, Experience with AWS Bedrock, Experience with LangChain4j, Knowledge of embeddings, Knowledge of prompt engineering basics, Knowledge of retrieval-augmented generation (RAG), Understanding of Model Context Protocol, Experience building scalable distributed systems, Experience designing AI agents and reasoning pipelines 📃 Skills: Java, SpringBoot, Docker, SpringAI, OpenAI, Anthropic, Milvus, Pinecone, Qdrant, Elasticsearch, AWS, Bedrock, LangChain4j, Embeddings, RAG, MCP 🏢 Description: We are looking for an experienced Java Developer with strong backend engineering skills and proven experience in AI-related technologies and frameworks. The ideal candidate has at least 3 years of professional Java experience, writes clean, maintainable code, and is comfortable working on scalable distributed systems. A strong interest in data, AI-driven applications, vector search, and modern LLM tooling is highly valued. We are looking for a team player who thrives in collaborative environments, enjoys knowledge sharing, and contributes actively to technical discussions and solution design. Key Responsibilities Designing and implementing AI agents with reasoning pipelines (e.g. multi-step workflows, tool usage, RAG-based decision making) Integrating AI capabilities such as LLM-powered services, semantic search, and intelligent automation Contributing to scalable architectures for data- and event-driven systems Improving, refactoring, and maintaining existing codebases Designing tasks in collaboration with the Team Lead and Product Owner Participating in code reviews, architecture discussions, and knowledge sharing Contribute to the design of scalable architectures for data-heavy and AI-driven services Collaborate closely with the Team Lead and Product Owner to design tasks and shape technical solutions Participate in code reviews, architecture discussions, and knowledge-sharing sessions Required Skills & Technology: English min B2 + Polish or C1 Experience - minimum 3 years Java: Spring Boot Docker AI-related: Spring AI Experience integrating LLMs into applications (OpenAI API, Anthropic, local inference, etc.) Understanding of vector databases (Milvus, Pinecone, Qdrant, Elasticsearch vector search, or similar) AWS Bedrock LangChain4j Knowledge of embeddings, prompt engineering basics, and retrieval-augmented generation (RAG) Understanding Model Context Protocol Nice to Have: Redis Mongo DB AI-related: Experience with AI/ML frameworks or orchestration libraries (LangChain4j, Spring AI, Embabel, Haystack, etc.) Familiarity with LLM model lifecycle: prompt design, evaluation, latency considerations, cost/performance trade-offs Experience with Ollama / vLLM Experience with streaming architectures for AI pipelines (i.e. Kafka Streams) Experience with document processing, OCR, or semantic search Perks in the office: Modern office full of coffee, snacks, and beverages Bike parking, great location of the office Benefits: Training budget for self-development, courses, conferences, and more A smart benefits platform that lets you easily manage subscriptions and purchases — including sports and lunch cards. Flat structure and small teams International project Team Events Private healthcare, Life & group insurance We celebrate birthdays and other important employee events Recruitment process: Screening (15-30 min) -> We want to get to know you and answer your questions - it is up to you how much time we need. Recruiting Task - Show your skills :) We will send you a task, you decide how much time you need to complete it. Video call (1h/2h)-> Let's talk about your coding style, exchange experiences, and get to know each other a little better. Data Sharing - the best way to better data. We are passionate about new technologies and we constantly improve our stack. There is always enough room to learn the ropes as we provide internal and external training and education. We are looking for a person who loves high-quality of code and who is interested in big sets of data. 90% of the world's data has been produced in just the last two years. Our mission is to help companies with our innovative Data Quality Services. CDQ is the first company in the market to leverage Data Sharing as the best way to better data. Our customers share data quality rules, enrich their data from publicly shared sources, exchange hand-validated data records, and alert each other of data fraud. The result of collaborative master data management: Higher efficiency, shared efforts, better quality, less risks. With our cloud-based software platform, CDQ can provide Data Quality as a Service – customers' master data is monitored and updated continuously, using our Data Quality Tools software or fully integrated with their ERP or CRM systems.

🏢 Summary: The offer is for a Junior Java Developer role focused on building and enhancing mission-critical systems that manage the full lifecycle of global data center infrastructure. You will develop scalable, high-performance applications, participate in the full software development lifecycle, and contribute to cloud-oriented engineering solutions in a hybrid work model in Poland. 🗂️ Requirements: 1+ years of experience in full software development lifecycle, 1+ years of hands-on Java programming experience, Experience with analysis, design, implementation, build, test, and support phases, Proficiency in JUnit for unit testing, Experience with Mockito for unit testing, Strong knowledge of SQL and relational databases, Ability to work independently and in a collaborative team, Experience in client-facing communication in English 📃 Skills: Java, JUnit, Mockito, SQL, RDBMS, GCP, TypeScript 🏢 Description: For our client, a leading technology infrastructure company, we are looking for a Junior Java Developer to help build mission-critical systems that power global data center operations. You will be part of developing innovative solutions that manage the entire lifecycle of data center infrastructure, from initial planning and design to ongoing maintenance and optimization. As a Junior Developer, you will work alongside world-class engineers and architects to build scalable, high-performance platforms while learning cutting-edge technologies and gaining deep domain expertise in data center operations. This role offers a hybrid model, with 3 days per week working from the client's office in Wroclaw, Gdansk, or Krakow, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance existing applications for data center management systems Refine and optimize the existing codebase to improve readability, efficiency, and maintainability Learn project domain knowledge and master relevant technologies under the guidance of senior developers Participate in the full software development lifecycle, from analysis and design through implementation and support Communicate directly with client stakeholders on a daily basis to understand requirements and provide updates Collaborate with world-class engineers and architects to build scalable, high-performance platforms Contribute to building solutions that enable external customers to develop next-generation applications Work effectively within a modern, self-governing engineering team environment Participate in code reviews and testing processes to ensure high-quality deliverables Support the troubleshooting and maintenance of production systems Requirements 1+ years of experience developing and integrating software through the full system implementation lifecycle 1+ years of hands-on programming experience in Java Practical experience with the analysis, design, implementation, build, test, and support phases of software development Proficiency with the JUnit framework for writing and executing unit tests Hands-on experience with Mockito for creating mocks within unit tests Solid understanding of SQL and working with relational database interactions Strong self-management abilities and skill in prioritizing tasks effectively Capability to work independently while being an active part of a collaborative team Eagerness to learn new technologies and gain deep domain knowledge Strong problem-solving skills with a keen attention to detail Excellent English communication skills with proven experience in client-facing interactions Nice to have Experience with Google Cloud Platform (GCP) services and cloud-native development practices Knowledge of TypeScript for contributing to frontend development tasks We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Junior Java Developer role in an AI/data-focused project, supporting the development and maintenance of Java-based applications in a hybrid work model. The position involves collaborating with experienced engineers to design, implement, and test new features while adopting modern technologies in a fast-paced environment. It offers an opportunity to grow in cloud engineering and advanced AI-driven solutions. 🗂️ Requirements: Degree in Computer Science, Computer Engineering or related technical field, Foundational programming skills in Java, Previous hands-on experience in software development projects, Experience in a Junior Java Developer role, Ability to develop and maintain Java-based applications, English proficiency at B1+/B2 level, Availability to work from the office three times per week (hybrid model) 📃 Skills: Java, AI, MachineLearning, DataProcessing, GenerativeAI, GCP, Azure, AWS 🏢 Description: We are seeking a motivated Junior Java Developer to join our team for an innovative project in the AI/data domain. As a Junior Java Developer, you will work alongside experienced engineers to build and enhance software solutions, contributing to a dynamic and forward-thinking environment. Our client operates within the technology sector focusing on advanced solutions in artificial intelligence, machine learning, and data processing. The domain is fast-paced and offers opportunities to work with cutting-edge technologies that drive digital transformation. This is a hybrid role based in Wrocław. You are required to work from the office three times a week. The specific days and hours are flexible and can be arranged within the team allowing for late arrivals early departures and clustering remote workdays as long as the monthly office requirement is met. Ready to launch your career in cloud engineering? Apply now and join our global team. Responsibilities Participate in the development and maintenance of Java-based applications Collaborate with team members to design implement and test new features Contribute to code reviews and ensure best practices are followed Engage in learning and adopt new technologies relevant to the project Communicate effectively within the team and with stakeholders Requirements Degree in Computer Science Computer Engineering or a related technical discipline Foundational programming and development skills (experience as Junior Java Developer role) Previous hands-on experience in software development projects Strong willingness to learn adapt and embrace new challenges Good written and spoken English skills (B1+/B2) Nice to have Exposure to AI/ML or data-related domains Practical knowledge of Generative AI tools frameworks or technologies We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Junior Java Developer role focused on building and enhancing mission-critical data center management systems, working on scalable and high-performance platforms in a hybrid model in Poland. The position involves full software development lifecycle participation, close collaboration with engineers and client stakeholders, and continuous learning in cloud and infrastructure domains. It offers strong growth opportunities, certifications, and flexible working conditions. 🗂️ Requirements: 1+ year experience in software development across full implementation lifecycle, 1+ year hands-on programming experience in Java, Experience in analysis, design, implementation, build, test, and support phases, Proficiency in JUnit for unit testing, Experience with Mockito for unit testing, Strong knowledge of SQL and relational databases, Ability to communicate in English in client-facing environment, Ability to work independently and in a collaborative team 📃 Skills: Java, JUnit, Mockito, SQL, GCP, TypeScript 🏢 Description: For our client, a leading technology infrastructure company, we are looking for a Junior Java Developer to help build mission-critical systems that power global data center operations. You will be part of developing innovative solutions that manage the entire lifecycle of data center infrastructure, from initial planning and design to ongoing maintenance and optimization. As a Junior Developer, you will work alongside world-class engineers and architects to build scalable, high-performance platforms while learning cutting-edge technologies and gaining deep domain expertise in data center operations. This role offers a hybrid model, with 3 days per week working from the client's office in Wroclaw, Gdansk, or Krakow, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance existing applications for data center management systems Refine and optimize the existing codebase to improve readability, efficiency, and maintainability Learn project domain knowledge and master relevant technologies under the guidance of senior developers Participate in the full software development lifecycle, from analysis and design through implementation and support Communicate directly with client stakeholders on a daily basis to understand requirements and provide updates Collaborate with world-class engineers and architects to build scalable, high-performance platforms Contribute to building solutions that enable external customers to develop next-generation applications Work effectively within a modern, self-governing engineering team environment Participate in code reviews and testing processes to ensure high-quality deliverables Support the troubleshooting and maintenance of production systems Requirements 1+ years of experience developing and integrating software through the full system implementation lifecycle 1+ years of hands-on programming experience in Java Practical experience with the analysis, design, implementation, build, test, and support phases of software development Proficiency with the JUnit framework for writing and executing unit tests Hands-on experience with Mockito for creating mocks within unit tests Solid understanding of SQL and working with relational database interactions Strong self-management abilities and skill in prioritizing tasks effectively Capability to work independently while being an active part of a collaborative team Eagerness to learn new technologies and gain deep domain knowledge Strong problem-solving skills with a keen attention to detail Excellent English communication skills with proven experience in client-facing interactions Nice to have Experience with Google Cloud Platform (GCP) services and cloud-native development practices Knowledge of TypeScript for contributing to frontend development tasks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Junior Java Developer role focused on building and enhancing mission-critical data center management systems in a hybrid work model in Poland. The position involves developing scalable, high-performance platforms, contributing across the full software development lifecycle, and collaborating closely with engineers and client stakeholders. Ideal for candidates with hands-on Java experience who want to grow in cloud and infrastructure-related technologies. 🗂️ Requirements: 1+ years of software development experience across full implementation lifecycle, 1+ years of hands-on Java programming experience, Experience with analysis, design, implementation, build, test, and support phases, Proficiency with JUnit for unit testing, Hands-on experience with Mockito, Strong knowledge of SQL and relational databases, Ability to work independently and in a collaborative team, Strong problem-solving skills and attention to detail, Excellent English communication skills with client-facing experience 📃 Skills: Java, JUnit, Mockito, SQL, GCP, TypeScript 🏢 Description: For our client, a leading technology infrastructure company, we are looking for a Junior Java Developer to help build mission-critical systems that power global data center operations. You will be part of developing innovative solutions that manage the entire lifecycle of data center infrastructure, from initial planning and design to ongoing maintenance and optimization. As a Junior Developer, you will work alongside world-class engineers and architects to build scalable, high-performance platforms while learning cutting-edge technologies and gaining deep domain expertise in data center operations. This role offers a hybrid model, with 3 days per week working from the client's office in Wroclaw, Gdansk, or Krakow, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance existing applications for data center management systems Refine and optimize the existing codebase to improve readability, efficiency, and maintainability Learn project domain knowledge and master relevant technologies under the guidance of senior developers Participate in the full software development lifecycle, from analysis and design through implementation and support Communicate directly with client stakeholders on a daily basis to understand requirements and provide updates Collaborate with world-class engineers and architects to build scalable, high-performance platforms Contribute to building solutions that enable external customers to develop next-generation applications Work effectively within a modern, self-governing engineering team environment Participate in code reviews and testing processes to ensure high-quality deliverables Support the troubleshooting and maintenance of production systems Requirements 1+ years of experience developing and integrating software through the full system implementation lifecycle 1+ years of hands-on programming experience in Java Practical experience with the analysis, design, implementation, build, test, and support phases of software development Proficiency with the JUnit framework for writing and executing unit tests Hands-on experience with Mockito for creating mocks within unit tests Solid understanding of SQL and working with relational database interactions Strong self-management abilities and skill in prioritizing tasks effectively Capability to work independently while being an active part of a collaborative team Eagerness to learn new technologies and gain deep domain knowledge Strong problem-solving skills with a keen attention to detail Excellent English communication skills with proven experience in client-facing interactions Nice to have Experience with Google Cloud Platform (GCP) services and cloud-native development practices Knowledge of TypeScript for contributing to frontend development tasks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Hybrid Junior Java Developer role focused on building and enhancing mission-critical data center management systems. You will develop scalable, high-performance platforms, contribute across the full software development lifecycle, and collaborate directly with client stakeholders. The position offers strong learning opportunities in cloud and data center technologies within a modern engineering team. 🗂️ Requirements: 1+ years Java programming experience, 1+ years software development lifecycle experience, Experience with JUnit for unit testing, Experience with Mockito for unit testing, Strong knowledge of SQL and relational databases, Experience with analysis, design, implementation, build, test, and support phases, Ability to work independently and in a collaborative team, Strong problem-solving skills, English proficiency for client communication 📃 Skills: Java, JUnit, Mockito, SQL, GCP, TypeScript 🏢 Description: For our client, a leading technology infrastructure company, we are looking for a Junior Java Developer to help build mission-critical systems that power global data center operations. You will be part of developing innovative solutions that manage the entire lifecycle of data center infrastructure, from initial planning and design to ongoing maintenance and optimization. As a Junior Developer, you will work alongside world-class engineers and architects to build scalable, high-performance platforms while learning cutting-edge technologies and gaining deep domain expertise in data center operations. This role offers a hybrid model, with 3 days per week working from the client's office in Wroclaw, Gdansk, or Krakow, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance existing applications for data center management systems Refine and optimize the existing codebase to improve readability, efficiency, and maintainability Learn project domain knowledge and master relevant technologies under the guidance of senior developers Participate in the full software development lifecycle, from analysis and design through implementation and support Communicate directly with client stakeholders on a daily basis to understand requirements and provide updates Collaborate with world-class engineers and architects to build scalable, high-performance platforms Contribute to building solutions that enable external customers to develop next-generation applications Work effectively within a modern, self-governing engineering team environment Participate in code reviews and testing processes to ensure high-quality deliverables Support the troubleshooting and maintenance of production systems Requirements 1+ years of experience developing and integrating software through the full system implementation lifecycle 1+ years of hands-on programming experience in Java Practical experience with the analysis, design, implementation, build, test, and support phases of software development Proficiency with the JUnit framework for writing and executing unit tests Hands-on experience with Mockito for creating mocks within unit tests Solid understanding of SQL and working with relational database interactions Strong self-management abilities and skill in prioritizing tasks effectively Capability to work independently while being an active part of a collaborative team Eagerness to learn new technologies and gain deep domain knowledge Strong problem-solving skills with a keen attention to detail Excellent English communication skills with proven experience in client-facing interactions Nice to have Experience with Google Cloud Platform (GCP) services and cloud-native development practices Knowledge of TypeScript for contributing to frontend development tasks We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Senior Java Software Engineer role focused on building complex, data-driven solutions for financial services within a data engineering initiative. The position involves designing and optimizing data sourcing, processing, and ingestion pipelines using modern cloud and big data technologies. You will work on mission-critical systems supporting portfolio management, investment operations, and regulatory platforms. 🗂️ Requirements: Bachelor’s degree in Computer Science or relevant certification, Proficiency in Java, Proficiency in Spark, Proficiency in Python, Experience with data streaming and real-time and batch processing, Experience with CI/CD pipelines (ADO, GitHub or GitLab), Experience with TDD, Experience with cloud architecture (Azure, AWS or GCP), Experience with Hibernate and relational databases, Knowledge of software design principles 📃 Skills: Java, Spark, Python, AWS, Azure, GCP, Databricks, Kubernetes, Hibernate, SQL, GitHub, GitLab, ADO, CI/CD, TDD 🏢 Description: We are looking for a Senior Java Software Engineer to join our team working on complex, data-driven solutions for the financial services domain. The role is part of a data engineering initiative focused on data sourcing, processing, and ingestion for mission-critical applications. You will contribute to projects supporting Portfolio Management, Investment Operations, Regulatory Reporting, ETF platforms, Data and Workflow Management, as well as systems used for Investment Strategy and Research. This is an excellent opportunity to work with modern cloud technologies and large-scale data platforms in a highly impactful environment. This role offers a hybrid model, with 3 days per week working from the client's office in Krakow. If you're ready to make an impact in a dynamic environment, we want to hear from you! Responsibilities Design, develop, and maintain high-performance Java-based applications for data engineering solutions Build and optimize data sourcing, transformation, and ingestion pipelines Develop and integrate services using AWS cloud services Implement robust persistence layers using Hibernate and relational databases Collaborate with data engineers, analysts, and business stakeholders to deliver scalable solutions Ensure high code quality through best practices, code reviews, and automated testing Troubleshoot, debug, and optimize performance of existing systems Contribute to architectural decisions and technical design discussions Requirements Bachelor’s degree in Computer Science or relevant certification Working with modern technologies such as data streaming, real-time and batch processing; experience with Databricks and Kubernetes is advantageous Proficiency with Java, Spark and Python Significant experience with DevOps CI/CD pipelines and concepts - ADO, GitHub or Gitlab Significant experience using TDD Well versed in Cloud architecture and have delivered to one or more; Azure (preferred), AWS or GCP Experience of software design principles Worked with modern tech – data streaming, real-time & batch processing Databricks and Kubernetes We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: The offer is for an experienced Java Developer to design, build, and maintain scalable backend systems and microservices. The role involves developing RESTful APIs, integrating with cloud services, and working with databases in a collaborative environment. The position is available fully remote or on-site in Warsaw or Gdańsk. 🗂️ Requirements: Minimum 4 years of commercial experience with Java, Strong knowledge of Spring and Spring Boot, Experience with cloud platforms (AWS, Azure, GCP or similar), Solid experience with relational or non-relational databases, Experience with RESTful API design, Experience with Git, Experience with CI/CD pipelines, Understanding of software development best practices 📃 Skills: Java, Spring, SpringBoot, AWS, Azure, GCP, PostgreSQL, MySQL, Oracle, MongoDB, Git, CI/CD, REST, Microservices 🏢 Description: About the Role We are looking for an experienced Java Developer. If you have at least 4 years of commercial experience in Java development, solid knowledge of databases, and hands-on experience with any cloud platform – we would love to hear from you. This position is available as fully remote or 100% on-site in Warsaw or Gdańsk . Responsibilities Designing, developing, and maintaining scalable backend systems using Java Building and optimizing RESTful APIs and microservices Collaborating with cross-functional teams (QA, DevOps, Product Owners, Frontend Developers) Writing clean, maintainable, and testable code Participating in code reviews and technical discussions Integrating applications with cloud-based services Working with relational and/or non-relational databases Troubleshooting, debugging, and performance optimization Contributing to architectural decisions and technical improvements Requirements Minimum 4 years of commercial experience with Java Strong knowledge of Spring / Spring Boot Experience with any cloud platform (e.g., AWS, Azure, GCP or other) Solid experience with databases (e.g., PostgreSQL, MySQL, Oracle, MongoDB, etc.) Good understanding of RESTful API design Experience with Git and CI/CD pipelines Good knowledge of software development best practices Very good command of English (min. B2+ level)

🏢 Summary: Junior Java Developer role focused on building and maintaining mission-critical platforms supporting data center operations, including construction, rack design, hardware planning, logistics, and maintenance. The position involves full software development lifecycle participation, close collaboration with stakeholders, and development of scalable, high-performance systems in a hybrid work model in Poland. It offers strong growth opportunities within cloud engineering and enterprise-scale environments. 🗂️ Requirements: 1+ year software development experience, 1+ year hands-on Java experience, Experience across full system implementation lifecycle, Experience with Java, Experience with JUnit, Experience with Mockito, Experience with SQL, English communication skills (client-facing), Ability to work independently and self-manage tasks 📃 Skills: Java, JUnit, Mockito, SQL 🏢 Description: We are seeking a talented Junior Java Developer to join our dynamic engineering team working on mission-critical systems for data center operations. You'll contribute to developing and maintaining sophisticated platforms that support data center construction, rack design, hardware demand planning, logistics coordination, and maintenance operations. Our client is a leading technology company in the cloud infrastructure and data center services domain, operating on a global scale to deliver reliable, high-performance computing solutions. This role offers a hybrid model, with 3 days per week working from the client's office in Kraków, Wroclaw or Gdansk, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance the existing codebase for improved readability and efficiency Learn project domain knowledge and master relevant technologies while actively contributing to application development and maintenance Engage in direct daily communication with client stakeholders and technical teams Collaborate with world-class engineers and architects to build scalable, high-performance platforms Participate in the full software development lifecycle from analysis and design through implementation, testing, and support Work autonomously within a modern, self-governing engineering team environment Deliver high-quality solutions on time while maintaining EPAM's standards of excellence Requirements 1+ years of experience in software development and integration through the complete system implementation lifecycle 1+ years of hands-on Java development experience Excellent English communication skills with proven experience in client-facing interactions Strong self-management and task prioritization abilities Experience with Java, JUnit, Mockito, and SQL Self-starter mindset with the ability to work independently and take ownership We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Junior Java Developer role focused on building and maintaining mission-critical systems supporting global data center operations, including construction, rack design, and logistics platforms. The position involves full lifecycle development in a hybrid work model, collaborating with engineers and client stakeholders to deliver scalable, high-performance solutions. Ideal for candidates with early-career Java experience seeking growth in cloud infrastructure projects. 🗂️ Requirements: 1+ years of software development experience, 1+ years of hands-on Java development, Experience with Java, JUnit, Mockito, SQL, Experience in full system implementation lifecycle, English proficiency for client-facing communication, Ability to work independently and manage tasks effectively 📃 Skills: Java, JUnit, Mockito, SQL 🏢 Description: We are seeking a talented Junior Java Developer to join our dynamic engineering team working on mission-critical systems for data center operations. You'll contribute to developing and maintaining sophisticated platforms that support data center construction, rack design, hardware demand planning, logistics coordination, and maintenance operations. Our client is a leading technology company in the cloud infrastructure and data center services domain, operating on a global scale to deliver reliable, high-performance computing solutions. This role offers a hybrid model, with 3 days per week working from the client's office in Kraków, Wroclaw or Gdansk, Poland. Ready to launch your career in cloud engineering? Apply now and join our global team! Responsibilities Develop new features and enhance the existing codebase for improved readability and efficiency Learn project domain knowledge and master relevant technologies while actively contributing to application development and maintenance Engage in direct daily communication with client stakeholders and technical teams Collaborate with world-class engineers and architects to build scalable, high-performance platforms Participate in the full software development lifecycle from analysis and design through implementation, testing, and support Work autonomously within a modern, self-governing engineering team environment Deliver high-quality solutions on time while maintaining EPAM's standards of excellence Requirements 1+ years of experience in software development and integration through the complete system implementation lifecycle 1+ years of hands-on Java development experience Excellent English communication skills with proven experience in client-facing interactions Strong self-management and task prioritization abilities Experience with Java, JUnit, Mockito, and SQL Self-starter mindset with the ability to work independently and take ownership We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.