We’re looking for a strong

Full Stack Software Engineer

who enjoys building scalable products, solving real engineering problems, and working closely with Product and Design teams.

This is a hands‑on

individual contributor

role where you’ll have the opportunity to own features end‑to‑end — from technical design to development, testing, and delivery.

What you’ll be working on Build and deliver high-quality

back-end and front-end features

across web platforms. Design and develop reliable, scalable, and maintainable services. Contribute to

technical design, architecture, and implementation decisions

. Work closely with Product Managers and Designers to turn ideas into working solutions. Write clean, well-tested, and well-documented code. Participate actively in code reviews and help raise the engineering quality of the team. Work in an

Agile/Scrum environment

alongside a collaborative engineering team.

Must-have technical skills Backend – Go/Golang Strong professional experience with

Go/Golang Goroutines, channels and concurrency Microservices REST APIs gRPC and/or net/ understanding of backend/system design Go database experience with

SQL + Go, pgx, sqlx or GORM Go testing / unit testing

Frontend – React Strong hands‑on experience with





React React +

Next.js OR React Native TypeScript React Hooks API integration Experience building and supporting

production-grade UIs

Testing Experience with one or more of:

Jest Vitest React Testing Library Cypress Playwright E2E Testing

Nice to have Experience with distributed systems or high‑traffic applications Experience working with data‑intensive platforms Experience integrating third‑party video conferencing platforms through APIs/SDKs

What we’re looking for We’re looking for someone who: Takes ownership and can drive work independently. Enjoys solving complex technical problems. Communicates clearly with engineers, Product, Design, and stakeholders. Is comfortable working in a fast‑paced Agile environment. Cares about code quality, testing, performance, and maintainability. Has a Bachelor’s degree (or equivalent) in Computer Science or a related field.

Adecuado profile If you’re a

Full Stack Engineer who loves Go on the backend and React on the frontend

, we’d love to hear from you.

Know someone who would be a great fit? Please feel free to share this post with them.

Full Stack Engineer cequelinos, galicia, Spain

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📌 Full Stack Engineer (Madrid)
🏢 Avance Consulting
📍 Madrid