JavaScript (Fullstack) & 7 others
EPAM Systems
Software Engineering
Kraków, Poland
Posted on Dec 17, 2025
Responsibilities
- Develop and maintain fintech internal platforms that support business operations
- Create new features and improve existing functionality from the ground up
- Integrate external APIs and internal services for seamless data flow and system interoperability
- Collaborate closely with backend, DevOps, and product teams to deliver high-quality solutions
- Participate actively in SCRUM ceremonies including sprint planning, grooming, and retrospectives
Requirements
- At least 3 years of experience in web development with a strong track record of delivering production applications
- Hands-on experience with Node.js for backend development in production
- Proven frontend skills using React to build dynamic user interfaces
- Experience with Next.js for server-side rendering and NestJS for scalable backend architecture
- Proficiency in Apollo for GraphQL data management and Material UI for responsive UI design
- Advanced TypeScript knowledge for writing robust and maintainable code
- Strong experience with SQL or NoSQL databases under heavy load ensuring data integrity and performance
- Deep understanding of REST, GraphQL, and WebSockets for building efficient APIs and real-time features
- Familiarity with Test-Driven Development (TDD) and automated testing techniques
- Experience with microservices architecture for scalable, maintainable systems
- Proficient in Git version control, RabbitMQ messaging, Redis caching, MongoDB and MySQL data storage
- Good English communication skills at B2+ level and experience with client-facing interactions
Nice to have
- Experience with CI/CD pipelines, Kubernetes, and Docker for deployment automation and container management
- Background in microservice infrastructure and container-based application development for scalability
- Familiarity with queue brokers like RabbitMQ, Kafka, or similar for managing asynchronous communication and data processing
We offer/Benefits
- International projects with top brands
- Work with global teams of highly skilled, diverse peers
- Healthcare benefits
- Employee financial programs
- Paid time off and sick leave
- Upskilling, reskilling and certification courses
- Unlimited access to the LinkedIn Learning library and 22,000+ courses
- Global career opportunities
- Volunteer and community involvement opportunities
- EPAM Employee Groups
- Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn