Fullstack Engineer

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Madrid, Spain

4 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience required

7 years minimum

Working hours

Regular working hours

Languages

English

Job source

www.adzuna.es

Tech stack

Application Programming Interfaces (APIs) Artificial Intelligence Software Quality Code Review Cursor (Graphical User Interface Elements) Distributed Systems PostgreSQL Node.Js RabbitMQ Redis Software Tools Blockchain

+15 more

Software Engineering Systems Integration TypeScript GitHub Copilot ReactJS Large Language Models Reliability of Systems Backend AngularJS Git Flow Kubernetes Production Code Web3.js Restful APIs Docker

Job description

We are looking for a Lead FullStack Engineer with strong backend expertise to help us build reliable, scalable, and high-quality products. 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 & conditions

Professional growth: support for courses, conferences, and English learning (up to 100% coverage).
Work-life fit: remote or hybrid format with flexible hours across international teams.
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). Inscribirse en esta oferta