We are looking for a Lead FullStack Engineer with strong backend expertise to help us build reliable, scalable, and high-quality products.
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You will lead a small engineering team consisting of 3 engineers and 2 QA specialists. This is a hands‑on role requiring deep involvement in architecture, complex technical challenges, and production development.
We expect you to actively leverage AI tools to improve engineering quality and development velocity.
Responsibilities
Design and develop scalable backend services and APIs
Drive architecture decisions and ensure high engineering standards
Write production‑ready code and actively use AI tools to accelerate development
Solve complex technical challenges and improve system reliability
Lead code reviews and maintain code quality across the team
Mentor engineers and help increase team productivity
Collaborate closely with Product, Design, and QA teams
Continuously improve development processes and engineering practices
Requirements
7+ years of software engineering experience
Strong commercial experience with Node.js and TypeScript




Experience designing scalable architectures and distributed systems
Solid understanding of PostgreSQL, Redis, REST APIs, and asynchronous patterns
Experience with Docker and CI/CD pipelines
Experience leading engineers and driving technical decisions
Strong hands‑on approach and willingness to stay close to the code
Experience using AI tools such as Cursor, GitHub Copilot, Claude Code, or similar in daily development
English B2/C1
Nice to Have
Experience with React or Angular
Experience with RabbitMQ, Kubernetes, and GitOps
Experience with Web3 or blockchain products
Experience integrating LLM APIs and AI capabilities into products
Benefits
Professional growth: support for courses, conferences, and English learning (up to 100% coverage).
Work‑life fit: remote or hybrid format with versátil hours across international teams. xqbhyrx
Paid leave: up to 20 vacation days + 8 company holidays + 5 personal days per year
Recognition programs: structured performance reviews and team awards.
Team culture: retreats in international locations (for example, company apartments in Cyprus)
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📌 Lead FullStack Engineer (Madrid)
🏢 Gomining
📍 Madrid