Job Title: Full Stack Engineer (Java + React)
Location: Kraków, Poland (2 days office / 3 days remote)
Experience: 5–10 years
Role Overview
We are looking for a skilled Full Stack Engineer to design, build, and maintain modern applications and services. This role involves working across both backend and frontend technologies, contributing to system modernization, and improving efficiency through automation and microservices.
Key Responsibilities :
Build and support backend and frontend applications using Java (11/17/21) and ReactJS
Develop and maintain microservices and APIs
Modernize legacy systems by migrating from mainframe and IBM WebSphere to scalable microservices architectures
Improve system efficiency by increasing Straight-Through-Processing (STP)
Reduce testing costs through automation frameworks
Contribute to overall system design, scalability, and performance improvements
Required Skills & Experience :
Strong experience with Java 11+ (Java 17+ preferred)
Hands-on experience with Kubernetes
Proficiency in Git
Strong command of Unix/Linux systems and CLI
Experience with databases and SQL (Oracle preferred)
Solid understanding of RESTful APIs and microservices architecture
Nice to Have :
Experience with JavaScript and React
Exposure to DevOps environments
Knowledge of application monitoring tools
Familiarity with Spring / Spring Boot