Lead Java Engineer

GFT Poland is a deep tech IT engineering and consulting company with around 1200 skilled experts, focusing on innovative and sustainable products and recognized as Google Cloud Partner of the Year.

• Around 8 years of professional software development experience
• Strong hands-on experience with Java and Spring Boot microservices
• Experience with Oracle and/or PostgreSQL databases including schema design, performance tuning, and transactional processing
• Experience with JUnit, Mockito, Testcontainers, and API testing
• Experience with CI/CD tools such as Jenkins or GitLab
• Knowledge of code quality and security tooling including Sonar, SAST, DAST, and dependency scanning
• Understanding of REST APIs, integration patterns, messaging, and event-driven architectures
• Experience contributing to technical design and architecture discussions
• Hands-on experience with Google Cloud Platform
• Knowledge of GenAI concepts, LLMs, RAG, and agent-based architectures
• Understanding of AI governance, controls, and responsible engineering practices

Nice to have:

• Experience in regulated financial services environments
• Knowledge of cloud-native technologies including containers and Kubernetes
• Experience with service mesh and observability tools
• Knowledge of performance engineering and resilience testing
• Experience implementing AI-enabled SDLC practices
• Hands-on experience building or integrating GenAI solutions
• Experience with prompt management, evaluation frameworks, or RAG pipelines

• Design and develop Java and Spring Boot microservices and backend components
• Build and integrate enterprise applications across multiple workstreams
• Collaborate with architects and technical leads on solution design decisions
• Implement robust testing strategies including unit and integration testing using JUnit and Mockito
• Develop and maintain CI/CD pipelines and quality controls with tools like Jenkins
• Design and consume REST APIs and event-driven integrations
• Ensure application security, performance, resilience, and operational stability
• Contribute to cloud-based solution development on Google Cloud Platform
• Support delivery of AI-enabled engineering capabilities and software development practices
• Participate in troubleshooting, optimization, and continuous improvement activities