Senior Full Stack Developer

Our requirements

• Minimum of 5 years of professional experience in Full Stack software development
• Strong hands-on experience with Spring Boot for building enterprise-grade backend applications
• Solid knowledge of Spring Security for implementing authentication, authorization, and secure application design
• Proven experience in designing and developing REST APIs following industry best practices
• Proficiency in working with SQL databases, including writing complex queries, performance tuning, and data modeling
• Experience writing reliable and maintainable tests using JUnit or similar testing frameworks
• Hands-on experience with Apache Kafka for event streaming, asynchronous messaging, and building event-driven architectures
• Strong proficiency in at least one modern frontend framework — Angular or React — including component-based architecture and state management
• Strong communication skills and the ability to work effectively in an international, Agile team environment
• Proficiency in English (B2+), both written and spoken

Optional

• Experience with Terraform for infrastructure as code and automated provisioning of cloud resources
• Familiarity with Microsoft Azure cloud platform and its core services
• Working knowledge of Python for scripting, automation, or secondary application development
• Experience with Hibernate ORM for object-relational mapping and database interaction in Java applications
• Experience with AWS cloud services, particularly Lambda, ECS, and DynamoDB, for building and deploying cloud-native applications

Your responsibilities

• Design, develop, and maintain scalable fullstack applications using Java-based backend technologies and modern frontend frameworks
• Build and integrate RESTful APIs and event-driven services to support complex business requirements
• Participate in the full software development lifecycle — from requirements analysis and technical design through implementation, testing, and deployment
• Collaborate with cross-functional teams including product owners, business analysts, UX designers, and QA engineers to deliver high-quality solutions
• Contribute to architectural decisions and advocate for best practices in code quality, security, and performance
• Participate in code reviews, providing constructive feedback to ensure maintainability and adherence to coding standards
• Develop and maintain unit and integration tests to ensure reliability and stability of delivered features
• Work with messaging systems and asynchronous communication patterns to support distributed architectures
• Continuously identify opportunities for technical improvement and contribute to the evolution of the technology stack

About the project

This is how we work on a project

• code review
• Continuous Deployment
• Continuous Integration

What we offer

Development opportunities we offer

• conferences in Poland
• development budget
• external training
• industry-specific e-learning platforms
• intracompany training
• mentoring
• soft skills training
• space for experimenting
• substantive support from technological leaders
• support of IT events
• technical knowledge exchange within the company

Benefits

• private medical care
• life insurance
• flexible working time
• fruits
• integration events
• retirement pension plan
• no dress code
• video games at work
• coffee / tea
• parking space for employees
• leisure zone
• employee referral program
• charity initiatives

Recruitment stages

• 1.
  Recruiter Interview (30 min)
• 2.
  Technical Interview (90 min)
• 3.
  Manager Interview (60 min)
• 4.
  Meeting with the Project Team or Client (60 min, optional)
• 5.
  Welcome Aboard!

EPAM Systems (Poland) sp. z o.o.