Lead Full-stack Developer

We are seeking a Lead Full-stack Developer who thrives on building scalable, cloud-native applications. You’ll bring deep expertise across Node.js, React or Angular, and AI integration to deliver intelligent, user-focused solutions.

Feel free to work remotely from anywhere across Lithuania or connect with colleagues at our Vilnius and Kaunas offices. Responsibilities

• Design, build, and ship scalable full-stack features end-to-end using JavaScript/TypeScript, React, Next.js and/or Angular, Node.js, and database technologies such as PostgreSQL and Redis
• Own features through the full development lifecycle, including architecture, implementation, testing, code review, documentation, deployment, and production support
• Architect and integrate cloud-native solutions using AWS, Azure, and/or GCP, with a focus on scalability, reliability, performance, and maintainability
• Integrate AI/ML capabilities into production products, including generative AI APIs, RAG, AI-powered services, and other intelligent features
• Use AI-assisted development tools such as GitHub Copilot, Cursor, and Claude Code as part of the daily engineering workflow for implementation, testing, debugging, codebase exploration, and delivery
• Review AI-generated code critically, validating correctness, security, maintainability, and scope before merging
• Develop and integrate modern AI engineering workflows, including MCP, custom coding agents, multi-step agentic workflows, RAG, n8n, and specification-driven development approaches such as BMAD and GitHub Spec Kit
• Participate in architecture discussions, code reviews, sprint planning, and technical decision-making
• Collaborate with cross-functional teams and mentor engineers, helping establish strong engineering and AI-assisted development practices

Requirements

• 5+ years of professional full-stack software development experience
• 1+ years of technical or team leadership experience
• Expert-level JavaScript/TypeScript skills
• Strong Node.js experience building scalable backend services and APIs
• Strong frontend experience with React, Next.js, and/or Angular
• Practical experience with PostgreSQL, Redis, or similar database technologies
• Experience architecting and deploying production solutions on AWS, Azure, and/or GCP
• Proven experience integrating AI/ML capabilities into production systems
• Hands-on experience with AI-assisted software development tools such as GitHub Copilot, Cursor, Claude Code, or similar
• Strong ability to evaluate AI-generated code, identify hallucinations, incorrect assumptions, security issues, unnecessary changes, and scope creep
• Strong prompt engineering and context-management skills
• Practical experience with modern AI engineering concepts such as MCP, RAG, AI agents, agentic workflows, or generative AI APIs
• Solid understanding of software architecture, design patterns, testing, CI/CD, DevOps, observability, and reliability
• Strong problem-solving skills and ability to deliver effectively under real-world delivery pressure
• Excellent communication skills and ability to work effectively in cross-functional and hybrid teams
• Advanced English proficiency (B2+ or higher)

Nice to have

• Python experience
• Platform engineering, observability, or reliability engineering experience
• Strong system design or distributed-systems experience
• Experience building multi-step agentic workflows with multiple MCP integrations
• Experience safely managing parallel AI agents using Git Worktree-based workflows
• Experience designing reusable prompts, agent instructions, and multi-step AI workflows
• Experience with n8n or similar workflow automation platforms
• Experience with BMAD, GitHub Spec Kit, or other specification-driven development approaches

We offer

• Engineering Heritage: Best-in-class experts sharing a culture of engineering excellence and tackling complex engineering challenges for over 30 years
• Advanced Tech Stack: Innovative projects where you can apply or enhance your expertise in Cloud, Data, AI, and other emerging technologies
• World-Class Clients: Work closely with 340+ of the Forbes Global 2000 on creating disruptive solutions that make a global impact
• Professional Growth: Exceptional support for career development with comprehensive resources for upskilling or reskilling in pioneering practices
• GenAI Community: Strong AI competencies with 600+ experts across 55+ locations driving GenAI-enabled transformation journeys
• Entrepreneurial Culture: If you're passionate and dedicated to improving business transformation, we provide the support you need to bring your ideas to life
• Hybrid Setup: The flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and Kaunas
• Other Benefits: Additional vacation and trust days, private health insurance, Employee Stock Purchase Plan and more

Salary range €4.8K-€6.7K gross, based on your experience and interview results. EPAM is a leading global provider of digital platform engineering and development services. For over 30 years, our team has helped leading brands navigate the waves of digital transformation, building solutions that help them stay competitive through constant market disruption.With offices in 55+ countries, EPAM has grown in Lithuania to over 1,300+ talented innovators in just 5 years. We foster creativity and unconventional ways of doing things, welcoming like-minded professionals to join us.