About this role
Type of contract: B2B contract
Salary range: 125-160 PLN/H
What will you do?
As a Senior Java Consultant, you will be responsible for designing, developing, and maintaining modern applications built on a microservices architecture. You will contribute across the entire software development lifecycle, support production systems, and work closely with engineering, QA, and business teams to deliver high-quality solutions. You will also help drive DevOps adoption, improve development processes, and mentor less experienced team members.
Your tasks
- Design, build, and maintain efficient, reusable, and reliable Java code
- Develop and maintain microservices-based applications using Java and Spring Boot
- Contribute throughout all phases of the software development lifecycle
- Adopt Agile and DevOps best practices
- Implement test-driven development and collaborate closely with QA engineers
- Improve development team velocity and software quality
- Mentor junior team members and support knowledge sharing
- Support production systems through monitoring, incident resolution, and problem management
- Develop automation tools to improve operational support processes
- Translate business requirements into scalable technical solutions
- Provide innovative solutions to complex technical challenges
Requirements
- 4+ years of hands-on Java development experience
- Experience designing and developing microservices using Java 17/21 and Spring Boot
- Strong knowledge of PostgreSQL
- Experience with DevSecOps pipelines
- 3+ years of experience working in Agile and/or DevOps teams
- Experience using TDD and JUnit
- Experience creating integration and regression tests
- Ability to work across the full software development lifecycle
- Experience translating functional requirements into technical solutions
- Strong analytical and problem-solving skills
- Excellent communication skills
- Self-motivated approach and willingness to learn new technologies
- Opennes to work hybrid from our client's office (Kraków) 6 days a month
Nice to have
- Experience with AI-assisted development tools such as GitHub Copilot
- Knowledge of Spring Cloud components including Hystrix, Eureka, Zuul, Sleuth, Feign, and Ribbon
- Experience developing distributed applications using Redis, Hazelcast, Oracle Coherence, or similar technologies
- Experience building microservices with REST APIs and messaging solutions
- Knowledge of automated deployment tools such as Ansible
- Experience with Oracle databases
- Experience with TypeScript, Angular, and HTML5
- Cloud experience with GCP or AWS
- Experience with messaging systems such as MQ or Solace