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/

Strong 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.

Idóneo 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.

Full Stack Engineer Castilla-La Mancha, castilla-la mancha, Spain

📌 Full Stack Engineer (La Mancha)
🏢 Avance Consulting
📍 La Mancha