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July 17, 2026
Senior Full Stack Developer
Senior • Hybrid
Warsaw, Poland
Overview of the Role
As a Senior Full Stack Developer, you will play a pivotal role in designing, building, and integrating scalable enterprise applications using modern front-end, database, and cloud technologies. Your expertise will directly influence the architecture, performance, and reliability of mission-critical solutions that support evolving business needs. Collaborating with cross-functional teams, you will drive the development lifecycle, ensure best practices, and contribute to technical excellence and innovation.
Detailed Responsibilities
- Analyze business requirements and participate in solution design workshops.
- Collaborate with architecture and engineering teams to create robust, scalable application designs.
- Develop clean, efficient, and maintainable code using Angular (v10+), REST APIs, NoSQL databases, MongoDB, and integration/cloud technologies such as Apache Kafka and Azure Cloud Services.
- Integrate front-end and back-end components, ensuring seamless data flow and user experience.
- Perform thorough testing, deployment, and debugging across environments.
- Monitor, scale, and optimize application performance, leveraging cloud and DevOps practices.
- Maintain and enhance existing applications, ensuring continuous improvement and alignment with industry standards.
- Contribute to technical documentation throughout the Software Development Life Cycle (SDLC).
- Participate actively in Agile ceremonies and collaborate with internal teams for project delivery.
- Provide production support and troubleshoot issues, ensuring high availability and reliability.
Technical Skills
- Minimum 8–10 years of hands-on experience in software development.
- Expertise in at least 2 out of the following technology groups:
- Front-End Technologies: Angular (v10+), front-end frameworks, REST API integration.
- Database Technologies: NoSQL databases, MongoDB.
- Integration & Cloud Technologies: Apache Kafka, Azure Cloud Services, application scaling and monitoring.
- Strong experience in DevOps practices, including Git (version control), Selenium (automation testing), and CI/CD deployment toolchains.
- Understanding of Agile methodologies, Azure DevOps pipelines (CI, CD, Code Review, Change Management), and branching strategies.
- Knowledge of Windows and Linux server architecture (clustering, load balancing, installations).
- Familiarity with SDLC and source control management.
Educational Background
- Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
Certifications (Preferred)
- Relevant certifications in Angular, MongoDB, Azure, DevOps, or cloud technologies.
Other Requirements (Optional)
- Experience with payment and messaging gateways (FileAct, FTIO, MFT, SAA, MQIO, BESS).
- Familiarity with integration technologies such as IBM Integration Bus (IIB), HTTP, MQ protocols.
- Experience building frameworks or products.
- Contributions to white papers and/or open-source projects.
- Hands-on experience with containerization technologies (Docker, Kubernetes).
- Familiarity with Spotify Agile model and Dreyfus model.
- Strong interpersonal, collaboration, troubleshooting, and communication skills.
- Proactive mindset with demonstrated participation in Agile ceremonies and production support.
Career Development Opportunities
- Comprehensive training programs in emerging technologies, cloud platforms, and DevOps practices.
- Opportunities to participate in global projects and collaborate with industry-leading experts.
- Pathways for leadership development and advancement into architecture, project management, or specialized technical roles.
- Mentoring programs, innovation labs, and internal communities to foster continuous learning.
- Recognition and rewards for outstanding contributions, including opportunities to publish, present, and lead initiatives.
This is a hybrid position from Warsaw location.
Benefit package
- Life insurance
- Private medical care
- MultiSport Card
- Subsidy for glasses
- Subsidy to language courses
- Christmas and holiday bonuses
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Hybrid
Wroclaw, DS, Poland
🏢 Summary: Senior Full Stack Developer role focused on building scalable, secure cloud-native applications across the full stack. The position involves backend and frontend development, as well as deploying and managing solutions on Microsoft Azure using containerization technologies. Hybrid work model with 3 days per week on-site in Wroclaw. 🗂️ Requirements: Expert-level experience in at least 3 of: Java, Python, Hands-on experience with Azure, Hands-on experience with Kubernetes, Hands-on experience with TypeScript, Hands-on experience with React, Hands-on experience with Rust or Node.js, Extensive experience with Microsoft Azure cloud platform, Strong proficiency in multiple programming languages and frameworks, Experience working in agile development environments 📃 Skills: Java, Python, Rust, Node.js, React, TypeScript, Azure, Kubernetes, Cloud, DevOps 🏢 Description: We are seeking a versatile and experienced Senior Full Stack Developer to join our dynamic team working on cutting-edge cloud-native applications. This role involves developing scalable, secure, and high-performance solutions using modern technologies across the full technology stack. You will work on innovative projects that leverage cloud platforms and containerization technologies to deliver exceptional user experiences Our client is a leading technology company focused on building next-generation digital solutions. They are committed to innovation and excellence in delivering cloud-based applications that serve millions of users worldwide. This role offers a hybrid model with 3 days per week working from the client's office in Wroclaw, Poland Ready to launch your career in cloud engineering? Apply now and join our global team. Responsibilities Design and develop robust backend services using Java, Python, Rust or Node.js Build responsive and intuitive front-end interfaces with React and TypeScript Architect and deploy cloud-native applications on the Microsoft Azure platform Manage infrastructure as code using Terraform and modern DevOps practices Orchestrate and maintain containerized applications with Kubernetes Collaborate with cross-functional teams to deliver comprehensive end-to-end solutions Requirements Expert-level experience in at least 3 of the following technologies: Java and/or Python Hands-on experience with: Azure, Kubernetes, TypeScript, React, Rust, Node.js Strong proficiency in multiple programming languages and frameworks Extensive experience with cloud platforms, particularly Microsoft Azure Proven ability to work effectively in fast-paced agile development environments Strong problem-solving skills and attention to detail Excellent communication and collaboration abilities Nice to have Experience with infrastructure as code tools like Terraform Knowledge of DevOps practices and CI/CD pipelines Understanding of microservices architecture patterns Experience with containerization and orchestration technologies Familiarity with modern software development methodologies and best practices Previous experience working in cross-functional international teams 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.
Technology
AgileEngine
Full Stack Engineer
Senior
Remote
Krakow, Poland
5,600 - 7,400 USD
🏢 Summary: Senior Full Stack Engineer role focused on building and modernizing a large-scale healthcare platform supporting primary care programs. The position involves developing scalable backend APIs in C#/.NET and frontend applications in React and TypeScript, along with healthcare integrations such as EMR systems and HL7/FHIR. You will collaborate cross-functionally to deliver high-quality, performant, and maintainable solutions. 🗂️ Requirements: 6+ years of software development experience, Experience with C# and .NET Framework/.NET Core/.NET 6+, Experience with React and/or Angular, Experience with TypeScript, Experience with SQL Server and/or PostgreSQL, Experience with NoSQL databases, Experience with Telerik/Kendo UI, Experience with API design and development, Experience with distributed systems, Upper-intermediate English level 📃 Skills: C#, .NET, .NETCore, .NET6, React, Angular, TypeScript, SQLServer, PostgreSQL, NoSQL, Telerik, Kendo, APIs, DistributedSystems, Azure, HL7, FHIR, EMR, EHR 🏢 Description: ID69153 AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you! :) About the role We are looking for a Senior Full Stack Engineer to develop and maintain backend and frontend components of a large-scale healthcare platform supporting primary care programs. You will build scalable APIs and business workflows using C# and .NET Core, implement React and TypeScript frontend experiences, and contribute to healthcare integrations including EMR systems and HL7/FHIR standards. The role spans modernization initiatives and cross-functional collaboration with product, data, DevOps, and clinical teams. What you will do Develop and maintain backend and frontend platform components; Participate in architecture and technical design discussions; Implement scalable APIs and business workflows; Build healthcare workflows and integrations; Support modernization and refactoring initiatives; Collaborate with product, data, DevOps, and clinical teams; Improve performance, maintainability, and code quality; Contribute to code reviews and technical decision-making. Must haves 6+ years software development experience ; Experience with C# / .NET Framework, .NET Core / .NET 6+ ; Experience with React and/or Angular ; Experience with TypeScript ; Experience with SQL Server and/or PostgreSQL ; Experience with No-SQL Databases ; Experience with Telerik/Kendo UI ; Experience with API design and development ; Experience with distributed systems; Upper-intermediate English level. Nice to haves Experience with healthcare software; Experience with EMR / EHR systems; Experience building offline-first applications; Experience with Azure; Familiarity with HL7/FHIR familiarity. The benefits of joining us Professional growth Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps Competitive compensation We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities A selection of exciting projects Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands Flextime Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office – whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage – An automated, self-paced track that helps us move faster and give you quicker feedback: Short online form to confirm basic requirements 30–60 minute skills assessment via Codility – a platform founded in Poland that helps us provide quicker feedback and streamline this stage of the process. 5-minute introduction video Synchronous stage – Live interviews Technical interview with our engineering team (scheduled at your convenience) Final interview with your future teammates If it’s a match — you’ll get an offer!
Technology
HCLTech
C++ Developer/ Kernel
Senior
Hybrid
Krakow, Poland
🏢 Summary: Role for a C/C++ Developer focused on kernel module and LVM-like development in on-premises environments. The position involves building and maintaining low-level system applications, optimizing performance, and integrating CI/CD pipelines with automated testing and static analysis. Requires hands-on experience with development, debugging, and DevOps tooling. 🗂️ Requirements: 5–7 years of C/C++ development experience, Experience with kernel module development, Experience with LVM-like systems development, Ability to build and maintain low-level system applications, Experience configuring and maintaining CI/CD pipelines, Experience with automated builds, testing, and deployment, Experience integrating static code analysis, Experience integrating unit testing, Hands-on experience with Jenkins, Hands-on experience with GitHub or GitHub Actions, Hands-on experience with Jira and Confluence 📃 Skills: C, C++, Kernel, LVM, Linux, Jenkins, GitHub, GitHubActions, Jira, Confluence, CICD, StaticAnalysis, UnitTesting, Algorithms, DataStructures, Debugging 🏢 Description: HCLTech is a global technology company, home to 219,000+ people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Our purpose is to bring together the best of technology and our people to supercharge progress. We’re supercharging progress for everyone, everywhere – our clients, partners and their stakeholders, our people, communities, and the planet. Kernel module, LVM like development. C/C++ Developer On-Premises Experience: 5-7 years Location: Poland Overview Seeking an experienced Kernel module, LVM like development. C/C++ Developer Key Responsibilities Design, develop, and maintain applications using Kernel module, LVM like development. C/C++ Developer Write efficient, reusable, and modular code following best practices. Implement algorithms and data structures for performance optimization. Perform code debugging, troubleshoot issues, and optimize performance Configure and maintain CI/CD pipelines for automated builds, testing, and deployment. Integrate static code analysis and unit testing into pipelines. Collaborate with team members on Agile boards. Mandatory Qualifications Build and maintain applications using Kernel module, LVM like development. C/C++ Developer Configure and maintain CI/CD pipelines for automated builds, testing, and deployment. Integrate static code analysis and unit testing into pipelines. Good hands on - Jenkins, Github/Github Actions, Jira, Confluence. Desired Skills Experience with hybrid or cloud-based release environments is a plus. Knowledge of HPE Storage APIs, performance tuning, or SAN/NAS technologies. Knowledge on Cloud services for StoreOnce and Data Protection Vertical projects Soft Skills Excellent communication and collaboration skills. Why Us? • We are investing in your growth, offering learning and career development opportunities at every level to help you find your spark; • We offer a virtual-first work environment, promoting a good work-life balance and real flexibility; • Our company is extremely diverse with representation of 165 nationalities; • We offer the opportunity to work with colleagues across the globe; • We offer comprehensive benefits for all employees; • We are a certified great place to work and a top employer in 25 countries, offering a positive work environment that values employee recognition and respect. Please note that we will contact only those candidates who are selected for further consideration.
Technology
Svitla Systems
Senior Full Stack Engineer
Senior
Remote
Warsaw, Poland
🏢 Summary: Full-time Senior Full Stack Engineer role building and scaling a high-throughput cloud platform for call tracking, marketing attribution, real-time analysis, and AI-driven workflows. The position involves hands-on development across backend and frontend systems, contributing to architecture, integrations, and production stability in a fast-moving startup environment. The engineer will work closely with founders to deliver scalable, reliable features with strong ownership and minimal oversight. 🗂️ Requirements: Senior-level full stack engineering experience in production environments, Strong backend development experience with Node.js, Strong frontend development experience with React or similar frameworks, Experience designing and maintaining complex web applications and APIs, Experience with relational databases and production data models, Knowledge of PostgreSQL or similar relational databases, Understanding of REST APIs and distributed system design, Experience integrating third-party APIs and external systems, Ability to debug and troubleshoot production systems, Experience balancing scalability, performance, and maintainability 📃 Skills: Node.js, React, JavaScript, PostgreSQL, SQL, REST, APIs, Redis, Python, HTML, CSS, Git, Cloud, AI 🏢 Description: Svitla Systems Inc. is looking for a Senior Full Stack Engineer for a full-time position (40 hours per week) in Europe. Our client is building an advanced cloud platform for call tracking, marketing attribution, real-time call analysis, and intelligent workflow automation in the pay-per-call and lead generation space. The company is in a hypergrowth phase and is actively scaling both its product platform and engineering capability. The platform combines high-throughput infrastructure, deterministic backend systems, real-time integrations, and AI-driven functionality to support transcription, summarization, extraction, scoring, and increasingly sophisticated agent-enabled workflows. You'll operate with a high degree of independence and make meaningful contributions across both backend and frontend systems. It is a hands-on senior engineering role for someone comfortable working directly with founders, shipping quickly, solving difficult production problems, and contributing to architectural and implementation decisions in a fast-moving startup environment. This role is best suited to an engineer with strong technical depth, sound judgment, product awareness, and the ability to move quickly without creating unnecessary technical debt. The right candidate will not need a heavy process, extensive oversight, or narrow task-by-task direction. This person should be able to step into an evolving system, understand the broader technical and business context, and deliver high-quality work in a practical, efficient way. The engineer will work closely with the founders and the rest of the engineering team, contributing directly to core product and platform development. The client has made it clear that they value engineers based on their performance in a real working environment, not on artificial interview exercises or theoretical problem-solving detached from production realities. Requirements: Strong experience as a Senior Full Stack Engineer, with clear ownership of both backend and frontend production systems. Solid experience in backend engineering with Node.js in real-world production environments. Expertise in frontend engineering with React or similar modern JavaScript frontend frameworks. Understanding of design, build, and maintain complex web applications and APIs that support meaningful business workflows. Strong experience working with relational databases, application data models, and production data access patterns. Knowledge of PostgreSQL or similar relational database technologies in production systems. In-depth understanding of REST APIs, asynchronous workflows, distributed integration patterns, and service-based application design. Experience integrating with third-party APIs and external systems in production environments. Ability to work effectively in evolving codebases and make good engineering decisions without requiring excessive structure or hand-holding. Expertise in debugging and troubleshooting across application logic, integrations, and production issues. Ability to balance delivery speed with long-term maintainability in a startup or high-growth environment. Nice to have: Experience working in startup or hypergrowth environments where engineers are expected to take ownership and move quickly. Familiarity with Redis, caching strategies, job processing, or event-driven application behavior. Exposure to Python and collaboration with AI or data-oriented systems. Experience building or supporting systems with high throughput, near-real-time workflows, or operationally sensitive business logic. Background in AdTech, MarTech, call tracking, attribution platforms, lead generation systems, or analytics-heavy products. Experience building internal operational tooling and admin workflows for technical or business users. Exposure to cloud-native environments and scalable distributed systems. Experience collaborating closely with technical founders, product leadership, or senior engineering stakeholders. Responsibilities: Design, build, and maintain production-grade application features across both backend and frontend systems, with strong attention to scalability, performance, reliability, and maintainability. Develop backend services and APIs using Node.js to support platform capabilities such as workflow orchestration, system integrations, feature logic, internal tooling, and real-time operational processing. Build and enhance frontend applications using React or similar modern frontend technologies to support dashboards, management interfaces, internal tools, and user-facing platform capabilities. Take ownership of significant technical areas and deliver solutions with minimal day-to-day oversight, while collaborating closely with founders and other senior engineers. Work on systems that support high-volume workflows, external integrations, and operationally important product capabilities where responsiveness and reliability matter. Implement and maintain integrations with external partner platforms, APIs, and data-driven systems, including CRM platforms, call-tracking systems, and other third-party services that are central to the product ecosystem. Contribute to architectural discussions and technical decisions related to application structure, data flow, performance optimization, maintainability, and production stability. Investigate and resolve production bottlenecks, system issues, and integration challenges in a practical, efficient manner. Collaborate with AI and data engineering team members where needed to connect backend and frontend product capabilities with intelligent workflows such as transcription, data extraction, scoring, or analytics-driven features. Help establish sound engineering patterns and raise the quality bar as the team scales, including code quality, implementation discipline, and pragmatic technical decision-making. Participate in a fast-moving engineering culture where new features, experiments, and improvements are shipped continuously. We offer: US and EU projects based on advanced technologies. Competitive compensation based on skills and experience. Regular performance appraisals to support your growth. Flexibility in workspace, either remote or our welcoming office. Bonuses for article writing, public talks, and other activities. Generous time off, including vacation, national holidays, sick leaves, and family days. Personalized learning programs tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Regular corporate online activities. Awesome team and a friendly, supportive community!