Senior Python Engineer (m/f/d)

🏢 Summary: Senior Backend Developer role focused on Java-based cloud development for a large-scale loyalty program, involving solution design, implementation, automated testing, and close collaboration with business stakeholders. The position emphasizes ownership of features from design to production in an agile, cloud-driven environment. Hybrid work model with comprehensive employment benefits. 🗂️ Requirements: At least 7 years of backend development experience, Minimum 5 years in large-scale Java projects with complex codebase, Experience with AWS or another major cloud provider, Experience in writing automated tests, Strong knowledge of Java and backend technologies, Very good German and English skills (minimum B2), Experience working in agile development teams 📃 Skills: Java, JEE, Spring, SpringBoot, REST, Hibernate, Oracle, PostgreSQL, AWS, Maven, Jenkins, Git 🏢 Description: YOUR RESPONSIBILITIES • Java-based software development in the cloud for Germany’s largest loyalty program • Creating solution designs based on the analysis of requirements or error descriptions • Communicating your solution ideas in a way that everyone can understand • Implementing automated test cases • Documenting design and solution approaches YOUR PROFILE • You have at least 7 years of experience in backend development in a professional environment, including at least 5 years in a large-scale project with a complex codebase in a Java environment (or a similar programming language) • Very good English skills, both written and spoken (at least B2 level) • You have several years of experience with AWS Cloud or another major cloud provider • You want to see your code in production as quickly as possible. Therefore, you take responsibility not only for coding and testing, but also for coordination with business departments and interfaces • You enjoy driving projects forward, always keep the goal in mind, and embrace challenges • You are eager to understand our customer domain to find the best solutions for their needs • You regularly write software tests and understand the impact of untested code in a continuous delivery environment • You enjoy agile software development in a professional team What we offer Employment contract? Of course. With us you do not have to worry about stable employment. Benefits? We have them! Among other: corporate incentive program, sport card, private medical care. Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases. Working in a hybrid model? Of course! ! You work with us 2 days a week from home. Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year. ‎Flexible working hours? Sounds great! We start working between 7 to 10. Trainings? Of course. We provide training to develop hard and soft skills. Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely. Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome. Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎. ‎Something is missing? Open communication is our priority, so dare to ask!‎ Tech Stack Java, JEE, Spring, Spring Boot, Web services, REST, Hibernate, strong knowledge of relational databases (Oracle, PostgreSQL), cloud-based systems (AWS or equivalent), Maven, Jenkins, Git

🏢 Summary: The role involves acting as the primary technical expert within a Supplier Campaign Team, responsible for designing, implementing, and improving campaign solutions across multiple systems. It focuses on technical consulting, system integration, architecture design, and ensuring scalable and efficient campaign execution. The position bridges business and technical teams to deliver resilient, high-performing campaign infrastructures. 🗂️ Requirements: Container platform expertise with OpenShift or Kubernetes, Experience with virtualization environments, Experience with observability tools, Scripting experience in Python, Understanding of microservice architecture, Ability to manage system dependencies (App, Marketing Platform, Couponing Center), Technical consulting experience in complex system landscapes, Fluent English 📃 Skills: OpenShift, Kubernetes, Virtualization, Elastic, Logstash, Kibana, Prometheus, Grafana, Python, Microservices 🏢 Description: The Technical Infrastructure Engineer plays a central role within a Supplier Campaign Team as the primary technical expert for all business units utilizing and designing campaign solution within PAYBACK. He collaborates closely with Product Owner and Business Owner as part of the Team. The Technical Infrastructure Expert is responsible for the technical conception, implementation, and sustainable technical improvements for the chosen solutions. This position requires comprehensive technical expertise as well as excellent communication and coordination skills. Your responsibilities: Technical Consulting during the development of new campaigns, distinguishing between standard and non-standard formats, early identification of technical requirements and challenges. Clear picture on required systems, evaluation and managing of dependencies between these systems (eg. App, Marketing Platform, Couponing Center) in close alignment with Product Owner. The Technical Architect links business units with the relevant technical experts and contacts within and outside the Trinity team to ensure efficient campaign execution. This also includes alignment between technical set up of Datacenter Services, Campaign executing Vendor and PAYBACK Organization. Ensures clear communication and guarantees that technical queries are answered competently. Consulting in technical feasibility, performance aspects and scalable execution Deep Analysis and Retrospectives after Campaigns to create a resilient architecture. In case of technical or procedural problems during a campaign, the TO supports the respective process owners and contributes to a rapid resolution. Your Profile: Strong coordination skills and confident in management of complex processes between various business areas, key stakeholders and external providers. Excellent communication skills with focus on “translating” technical topics and requirements for business units Container Platform expertise with Openshift or Kubernetes Knowledge of virtualization environments Experience with Observability Tools like Elastic, Logstash, Kibana, Prometheus and Grafana Scripting experience (e.g. Python) Architecture understanding for modern microservice architectures Fluent English is mandatory, German language skills appreciated How about? Employment contract? Of course. With us you do not have to worry about stable employment. Benefits? We have them! Among other: corporate incentive program, sport card, private medical care. Lunch card? With the cooperation extended and permanent contract, you will receive additional funds to use for meal purchases. Working in a hybrid model? Of course! ! You work with us 2 days a week from home. Work wherever you want? In PAYBACK you have the opportunity. Working 100% remotely, also from European countries for 15 days a year. ‎Flexible working hours? Sounds great! We start working between 7 to 10. Trainings? Of course. We provide training to develop hard and soft skills. Convenient location? Sure! We invite you to our new office at Rondo Daszyńskiego, but we are currently also working remotely. Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome. Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎. ‎Something is missing? Open communication is our priority, so dare to ask!‎

🏢 Summary: Senior Backend Engineer role focused on building secure, scalable backend services in Python and Node.js for advanced cybersecurity platforms. The position involves architecting and operating cloud-native solutions on GCP, optimizing databases, and implementing secure authentication flows. You will drive automation, reliability, and best practices in a hybrid Krakow-based environment. 🗂️ Requirements: Minimum 6 years backend development experience, Expertise in Python, Expertise in Django, Expertise in Node.js, Expertise in TypeScript, Experience with NestJS, Hands-on experience with GCP services, Experience with GKE, Experience with Cloud Run, Experience with Pub/Sub, Experience with Terraform, Strong knowledge of security principles, Experience implementing OAuth2, Experience implementing OpenID Connect, Experience with PostgreSQL, Ability to design scalable backend systems, Fluent English, Legal right to work in the EU 📃 Skills: Python, Django, Node.js, TypeScript, NestJS, GCP, GKE, CloudRun, PubSub, PostgreSQL, Terraform, OAuth2, OpenIDConnect, Go, Rust, Filestore 🏢 Description: Unleash innovation in security — shape the future of cyber defense! Krakow-based opportunity with hybrid work model As a Senior Python & Node.js Backend Engineer , you will be working for our client, a leading player in the cybersecurity industry, dedicated to building cutting-edge security platforms that protect organizations worldwide. You will contribute to developing innovative solutions that enhance digital safety, automation, and reliability—driving the next generation of security technology. Your main responsibilities: Hands-on development of high-quality, production-grade backend services in Python (Django) and Node.js (TypeScript/NestJS). Architect scalable, secure solutions on Google Cloud Platform (GKE, Cloud Run, Pub/Sub) and optimize PostgreSQL database performance. Lead the lifecycle management of cloud-native services, ensuring resilience, observability, and cost-efficiency. Design and implement OAuth2/OpenID Connect flows within GCP environments. Translate business opportunities into effective technical solutions. Develop automation to improve deployment, monitoring, and maintenance processes. Mentor team members and promote engineering best practices. Stay updated with the latest industry trends and share knowledge across teams. You're ideal for this role if you have: At least 6 years of experience in backend development or related fields. Deep expertise in Python (Django) and Node.js (TypeScript/NestJS). Hands-on experience with GCP services (Cloud Run, GKE, Filestore) and Infrastructure as Code (Terraform). Strong understanding of security principles, including zero trust models. Ability to build scalable, high-performance backend services, including some experience with Go or similar languages. A full-stack understanding with a focus on backend systems. Proven track record of creating secure, reliable, and efficient backend solutions. Demonstrated mastery in your technical discipline and a passion for engineering excellence. It is a strong plus if you have: Experience with Go, Rust, or other emerging languages. The ability to identify problems or opportunities and engineer effective solutions. Respected for your craftsmanship, not just your ideas. A holistic view to complex problem solving. Language Required for the role: Fluent English (written and spoken) Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Python Backend Developer role focused on building scalable, cloud-native backend services using Python and FastAPI in GCP environments. The position involves designing containerized microservices, contributing to CI/CD pipelines, and ensuring high performance, security, and reliability of production systems. It offers fully remote work within Europe on modern cloud and container-based architectures. 🗂️ Requirements: Minimum 4 years of backend development experience with Python, Strong knowledge of GCP and cloud service architectures, Experience with containers and orchestration tools, Experience with FastAPI or similar Python frameworks, Solid understanding of microservices architecture, Experience designing and implementing RESTful APIs, Experience with CI/CD pipelines, Proficient English (spoken and written), Legal right to work in Europe 📃 Skills: Python, FastAPI, GCP, Docker, Kubernetes, Microservices, REST, CI/CD, Cloud, Containers 🏢 Description: Warszawa-based opportunity with remote work model, allowing up to 5 days per week from anywhere in Europe. As a Senior Python Backend Developer – Cloud & Container Experts , you will be working for our client, a leader in cloud computing and containerization technologies. Join a dynamic team dedicated to building scalable, resilient, and cutting-edge backend systems that power modern applications. This role offers a pathway to work on impactful projects at the forefront of digital transformation. Your main responsibilities: Design, develop, and optimize scalable backend services using Python and FastAPI within cloud environments. Implement containerized solutions leveraging Google Cloud Platform (GCP) and modern orchestration tools. Collaborate with cross-functional teams to deliver high-performance software solutions. Ensure code quality, performance, and security standards are maintained. Participate in continuous integration and deployment pipelines to streamline releases. Contribute to system architecture planning and best practices in cloud-native development. Troubleshoot and resolve production issues swiftly and efficiently. You're ideal for this role if you have: At least 4 years of experience in backend development with Python. Strong knowledge of GCP, containers, and cloud service architectures. Experience with FastAPI or similar frameworks. Previous full-stack experience is a plus; familiarity with React is advantageous. Solid understanding of microservices and RESTful API design. Ability to work independently in a remote environment and communicate effectively within international teams. It is a strong plus if you have: (optional) Additional certifications in cloud technologies or container orchestration. Experience with DevOps tools and CI/CD pipelines. Language Required for the role: Proficient command of English (spoken and written). Eligibility for the role: Only candidates with an existing legal right to work in Europe will be considered for this role.

🏢 Summary: Senior Python Backend Developer role focused on building scalable, cloud-native backend systems using Python and FastAPI within GCP environments. The position involves designing containerized microservices, contributing to system architecture, and supporting CI/CD processes in a modern cloud ecosystem. Fully remote within Europe with collaboration on high-impact digital transformation projects. 🗂️ Requirements: Minimum 4 years of backend development experience with Python, Strong knowledge of GCP and cloud service architectures, Experience with FastAPI or similar Python frameworks, Experience with containerized environments, Solid understanding of microservices architecture, Experience designing and developing REST APIs, Proficient English (spoken and written), Legal right to work in Europe 📃 Skills: Python, FastAPI, GCP, Containers, Microservices, REST, CICD, React 🏢 Description: Ignite innovation — transform cloud-native backend solutions with Python mastery! Warszawa-based opportunity with remote work model, allowing up to 5 days per week from anywhere in Europe. As a Senior Python Backend Developer – Cloud & Container Experts , you will be working for our client, a leader in cloud computing and containerization technologies. Join a dynamic team dedicated to building scalable, resilient, and cutting-edge backend systems that power modern applications. This role offers a pathway to work on impactful projects at the forefront of digital transformation. Your main responsibilities: Design, develop, and optimize scalable backend services using Python and FastAPI within cloud environments. Implement containerized solutions leveraging Google Cloud Platform (GCP) and modern orchestration tools. Collaborate with cross-functional teams to deliver high-performance software solutions. Ensure code quality, performance, and security standards are maintained. Participate in continuous integration and deployment pipelines to streamline releases. Contribute to system architecture planning and best practices in cloud-native development. Troubleshoot and resolve production issues swiftly and efficiently. You're ideal for this role if you have: At least 4 years of experience in backend development with Python. Strong knowledge of GCP, containers, and cloud service architectures. Experience with FastAPI or similar frameworks. Previous full-stack experience is a plus; familiarity with React is advantageous. Solid understanding of microservices and RESTful API design. Ability to work independently in a remote environment and communicate effectively within international teams. It is a strong plus if you have: (optional) Additional certifications in cloud technologies or container orchestration. Experience with DevOps tools and CI/CD pipelines. Language Required for the role: Proficient command of English (spoken and written). Eligibility for the role: Only candidates with an existing legal right to work in Europe will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Backend Engineer role focused on defining the technical direction and architecture of a domain within a borderless financial platform. The position involves designing scalable microservices, driving architectural decisions, and leading a small backend team in a distributed environment. The role emphasizes reliability, security, and high‑volume transaction processing in a cloud-based ecosystem. 🗂️ Requirements: 4-7 years backend engineering experience, Proficiency in Go, Experience with Java 21 or modern Java, Experience designing microservices with clear contracts, Experience with caching strategies including TTL and invalidation, Experience with event-driven or asynchronous architectures, Experience with structured logging, metrics, and alerting, Experience with AWS services, Experience with relational and non-relational databases, Experience with Spring Boot or similar frameworks, Experience reviewing code and architectural decisions, Availability to work in GMT+5:30 timezone 📃 Skills: Java, Go, Spring, JDBI, PostgreSQL, CockroachDB, DynamoDB, Redis, SQS, SNS, Kafka, AWS, EKS, ALB, RDS, S3, Kong, Datadog, Quickwit, JWT, RBAC, TLS, Docker, ArgoCD, GitHub, Microservices, Kafka, CDC 🏢 Description: Project overview This project focuses on developing a borderless financial platform that supports international banking flows, payments, account management and regulatory compliant operations. The product handles sensitive data and high volume transactions while prioritising reliability and security. Team You will work in a distributed environment with backend engineers, a product manager and platform specialists. The role involves leading a sub team of three to five engineers, conducting design reviews, ensuring code quality standards and supporting collaborative decision making. Position overview We are looking for a Senior Backend Engineer who will define the technical direction of a backend domain and drive architectural decisions. You will design microservices, create scalable solutions, guide a small engineering group and collaborate closely with product specialists to shape the delivery roadmap. We are looking for a person willing to work in the time zone: GMT+5:30. Technology stack Java 21, Go, Spring Boot, JDBI, custom workflow engines, PostgreSQL, CockroachDB, DynamoDB, Redis, SQS, SNS, Kafka, AWS EKS ALB RDS S3 Secrets Manager, Kong API Gateway, Datadog, Quickwit, JWT RBAC TLS request and response encryption VAPT, GitHub Actions, Docker, ArgoCD, microservices, event driven architecture, saga and orchestration patterns, CDC pipelines, maker checker workflows Responsibilities Plan and design backend microservices with clear boundaries and contracts Develop solutions for domains such as onboarding, payments, transaction orchestration or platform components Break complex epics into actionable tasks with clear acceptance criteria Review designs from other engineers to ensure scalability and fault tolerance Drive technical decisions including caching layers, asynchronous processing strategies, database choices and API versioning Evaluate build versus buy options for integrations and services Collaborate with a product manager to align on scope and prioritisation Lead a sub team of backend engineers and support their professional growth Support incident response, root cause analysis and long term improvements Monitor service performance using logging, metrics and tracing tools Requirements Professional backend engineering experience from 4-7 years Experience with Go (tooling & CLIs) Experience designing microservices with well-defined contracts and boundaries Experience with Java 21 or modern Java versions Experience with caching strategy design, including TTL and invalidation approaches Experience working with asynchronous processing, event-driven architecture, or queue-based workflows Experience using structured logging, metrics, and alerting to debug production systems Experience in making build versus buy decisions with clear trade-off analysis Experience reviewing code and identifying architectural or contract issues Experience with AWS-based services Experience working with relational and non-relational databases such as PostgreSQL or DynamoDB Experience writing backend services using Spring Boot or similar frameworks Nice to have Experience with financial or payments related systems Experience with KYC or AML flows Experience with workflow or orchestration engines Experience with platform wide pattern creation or reusable service design Experience with data encryption practices and security audits Experience with CockroachDB or high availability distributed databases What We Offer: Vacation days : Up to 26 business days per year. 10 illness/special days off per year (fully paid, no medical papers needed) for all contract types Health and life insurance (Luxmed) MyBenefit platform with Multisport option Internal psychological support service English language classes from the first working day Access to external learning platforms : O’Reilly, LinkedIn Learning, Udemy, and a wide catalog of diverse internal training Flexible workplace : work from the office, from home, or choose a hybrid option Tech Skills Mentoring Program Opportunities to develop as a public speaker, mentor, or technical interviewer Fully paid idle (bench) when not involved in a project Certification reimbursement (AWS, GCP, Microsoft, etc.)

🏢 Summary: Development of the payment domain for a B2B fitness SaaS platform using JVM technologies within a cross-functional, agile team. The role focuses on building and enhancing resilient, maintainable microservices integrated into a scalable, cloud-native environment. You will deliver high-quality backend components using Spring Boot and related frameworks. 🗂️ Requirements: Minimum 3 years of experience in cloud-based software development, Strong experience with JVM technologies, Hands-on experience with Spring Boot, Knowledge of Hibernate, Experience building scalable cloud-native platforms, Experience developing microservices, Ability to apply design patterns in backend systems, Experience working in agile environments, Professional English proficiency 📃 Skills: Java, JVM, SpringBoot, Hibernate, Microservices, Cloud, SaaS, DesignPatterns, Agile, English 🏢 Description: Your position in our team You enhance our payment software solutions as part of a cross-functional team You develop the payment domain of our market-leading B2B fitness SaaS platform in close cooperation with product management and the developer team using JVM technologies and frameworks like Spring Boot. You create high-quality software components in an agile environment and contribute your ideas within flat hierarchies You develop and enhance resilient, maintainable microservices in an agile and autonomous environment and its integration with our SaaS platform Your profile You have at least 3 years of professional experience in developing cloud-based software using JVM technologies, with knowledge of frameworks like Spring Boot and Hibernate. You have experience in working on a scalable, cloud-native platform You focus on delivering high-quality, reliable components with fast deployment cycles, continuously improving yourself You stay up to date with programming trends, thrive in collaborative environments, and communicate confidently in English. You apply proven design patterns pragmatically to build maintainable and efficient backend systems Your benefits with us Benefits package – private medical care and a sports card to support your health and well-being Access to Udemy Business – boost your skills with thousands of high-quality online courses Flexible work model – work fully remotely or combine it with on-site collaboration at our modern office in Warsaw Employment options tailored to you – pick the contract type that best fits your needs Flexible Working Hours – adjust your schedule to fit your lifestyle Unique experience in the Fitness and SaaS industry – join a market-leading company in a dynamic, fast-growing industry International team – work alongside talented colleagues from around the world in a diverse and inclusive environment Unforgettable company events – take part in engaging team-building activities and memorable celebrations

🏢 Summary: Junior Python Developer role focused on supporting Google Cloud feature implementation and improving user-facing error handling within a global online services project. The position involves contributing to regression testing and collaborating with senior engineers in a hybrid work model. It is suited for candidates at the beginning of their software engineering career with foundational cloud and scripting knowledge. 🗂️ Requirements: Up to 2 years of software engineering experience, Basic knowledge of Python, Basic knowledge of Bash scripting, Familiarity with Google Cloud Platform concepts, Experience supporting or executing regression tests, English proficiency at B2 level or higher 📃 Skills: Python, Bash, GCP, GoogleCloud, RegressionTesting 🏢 Description: We are seeking a skilled Junior Python Developer to join a project for our client, a global leader in the area of online advertising, search engine technologies, cloud computing, internet services and wireless technologies. This position offers a hybrid model, with 3 days per week working from the Krakow or Wroclaw office. Responsibilities Help implement new features and fields in Google Cloud Participate in improving error messaging for users Support the development and execution of regression tests Work closely with senior engineers to learn best practices Requirements Up to 2 years of software engineering experience Basic knowledge of Python and Bash scripting Familiarity with Google Cloud Platform (GCP) concepts Willingness to learn and grow in a collaborative environment Strong communication and teamwork skills Ability to work with client teams in US (west coast) English proficiency at B2 level or higher 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 a Lead Python Engineer (Backend) to design and implement scalable microservices-based systems supporting Treasury technology initiatives. The role involves backend architecture, data integration from multiple formats, automation, and technical leadership of engineers in a global agile environment. The position requires strong expertise in Python, system design and OS-level automation, working within the ET time zone. 🗂️ Requirements: 10+ years of professional Python development experience, Proficiency in FastAPI, Django and Flask, Experience with microservices architecture, API gateways and inter-service communication, Strong system design and software architecture expertise, Experience integrating data from xlsx, pdf, csv and json into a common data model, Advanced shell scripting skills (Bash), Knowledge of Linux/Unix systems, process management and basic networking, Experience with REST API, Experience with Dagster and Kubernetes, Technical mentoring and team leadership experience, Experience working in agile teams on complex applications, Familiarity with Jira and Confluence, English proficiency at B2 level or higher 📃 Skills: Python, FastAPI, Django, Flask, Microservices, API, REST, Dagster, Kubernetes, Bash, Linux, Unix, JSON, CSV, XLSX, PDF, Jira, Confluence 🏢 Description: We are seeking a Lead Python Engineer (Backend) to support Treasury technology initiatives. In this role, you will design and implement scalable backend systems, integrate diverse data sources and guide a team of engineers in building high-stakes applications. This position requires work within the ET time zone (8 am-4 pm) and collaboration with globally distributed teams. Responsibilities Design and implement microservices architectures, API gateways and inter-service communication Develop and optimize backend systems and APIs to support Treasury technology initiatives Integrate data from multiple sources and formats (xlsx, pdf, csv, json) into a common data model Mentor and manage less senior team members from a technical perspective Automate tasks and manage operating system-level processes through shell scripting Troubleshoot complex system and application issues Drive test automation efforts, including robust unit testing Participate in code reviews and foster peer learning across the team Collaborate with agile teams across the globe on complex, high-stakes applications Contribute to system design decisions and software architecture Requirements 10+ years of professional experience in Python development Proficiency in backend frameworks such as FastAPI, Django and Flask, including API design and optimization Expertise in system design and software architecture, with experience in microservices, API gateways and inter-service communication Skills in integrating data from multiple sources and formats (xlsx, pdf, csv, json) into a common data model Advanced knowledge of shell scripting (e.g., Bash) for task automation and OS-level management Understanding of operating systems (Linux/Unix), including process management, basic networking and application layer integration Familiarity with Dagster, Kubernetes and REST API Experience managing and mentoring engineers from a technical perspective Background in agile teams working on complex, high-stakes applications Strong problem-solving and troubleshooting capabilities Familiarity with Atlassian tools such as Jira and Confluence Collaborative mindset with comfort working across global teams English proficiency at B2 level or higher Nice to have Familiarity with Cloud Knowledge of DevOps 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: Lead Python Engineer (Backend) role focused on designing and implementing scalable backend systems for Treasury technology initiatives. The position involves building microservices architectures, integrating diverse data sources, automating processes and mentoring engineers within globally distributed agile teams. Requires strong expertise in Python, system design and backend frameworks, with work aligned to the ET time zone. 🗂️ Requirements: 10+ years of professional Python development experience, Proficiency in FastAPI, Django or Flask, Experience with microservices architecture and API gateways, Strong system design and software architecture expertise, Experience integrating data from xlsx, pdf, csv and json formats, Advanced shell scripting skills (Bash), Knowledge of Linux/Unix systems and process management, Experience with Dagster, Kubernetes and REST API, Technical mentoring experience, Experience working in agile teams, English proficiency B2 or higher 📃 Skills: Python, FastAPI, Django, Flask, Microservices, API, REST, Dagster, Kubernetes, Bash, Linux, Unix, JSON, CSV, XLSX, PDF, Jira, Confluence 🏢 Description: We are seeking a Lead Python Engineer (Backend) to support Treasury technology initiatives. In this role, you will design and implement scalable backend systems, integrate diverse data sources and guide a team of engineers in building high-stakes applications. This position requires work within the ET time zone (8 am-4 pm) and collaboration with globally distributed teams. Responsibilities Design and implement microservices architectures, API gateways and inter-service communication Develop and optimize backend systems and APIs to support Treasury technology initiatives Integrate data from multiple sources and formats (xlsx, pdf, csv, json) into a common data model Mentor and manage less senior team members from a technical perspective Automate tasks and manage operating system-level processes through shell scripting Troubleshoot complex system and application issues Drive test automation efforts, including robust unit testing Participate in code reviews and foster peer learning across the team Collaborate with agile teams across the globe on complex, high-stakes applications Contribute to system design decisions and software architecture Requirements 10+ years of professional experience in Python development Proficiency in backend frameworks such as FastAPI, Django and Flask, including API design and optimization Expertise in system design and software architecture, with experience in microservices, API gateways and inter-service communication Skills in integrating data from multiple sources and formats (xlsx, pdf, csv, json) into a common data model Advanced knowledge of shell scripting (e.g., Bash) for task automation and OS-level management Understanding of operating systems (Linux/Unix), including process management, basic networking and application layer integration Familiarity with Dagster, Kubernetes and REST API Experience managing and mentoring engineers from a technical perspective Background in agile teams working on complex, high-stakes applications Strong problem-solving and troubleshooting capabilities Familiarity with Atlassian tools such as Jira and Confluence Collaborative mindset with comfort working across global teams English proficiency at B2 level or higher Nice to have Familiarity with Cloud Knowledge of DevOps 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.