Java Tech Lead

Quick Facts

• Role: Tech Lead Java (hands-on)
• Team: Scrum
• Focus: Microservices, Java development (~75% coding)

Description

You will design and develop system and microservice architecture aligned with architectural/integration patterns and DDD. You will participate in technology decisions and risk assessment, design and supervise integrations and APIs with attention to performance, security, and scalability, and set technical standards for code, architecture, and integration. You will mentor developers and coordinate cross-team collaboration between architecture, DevOps, and integrations.

Responsibilities

• Design and develop architecture for systems and microservices following architectural/integration patterns and DDD
• Co-decide technologies and assess technical risks using cloud capabilities (Azure) and Agentic AI
• Design and oversee integrations and APIs (performance, security, scalability)
• Define technical standards (code, architecture, integration) and conduct code reviews
• Mentor the development team and help resolve technical issues
• Coordinate cross-team collaboration (architecture, DevOps, integrations)

Requirements

• Very good, production-proven knowledge of Java and at least 5 years of experience building web systems
• Experience with microservice architectures and distributed systems, including integration patterns and DDD
• Experience leading a technical team: code review, mentoring, and technology decisions
• Practical SQL knowledge, Event-Driven Architecture, and end-to-end observability
• Knowledge of containerization and orchestration: Docker and Kubernetes
• English language skills: minimum B2

Benefits

• Project-based collaboration with stage-based billing and acceptance protocols for deliverables
• Administrative and invoicing support from Connectis
• Participation in industry events and technology meetups
• Services delivered in Warsaw (approximately 3x per week)
• Flexible B2B engagement model (remote/fast process)
• Referral bonus: 5,000 PLN for referrals to projects
• Modern application process with an AI Recruiter (AIR) available 24/7; final decision made by the Project Manager