Senior Full Stack Engineer (JS/TypeScript)

At InnoIT, we’re looking for an experienced

Full Stack Engineer (Backend-Oriented) to join an international and innovation-driven environment.

&##Senior

Full Stack Engineer (Backend-oriented) with 5+ years of experience

building distributed systems and complex applications. Strong expertise in

Node.js (Fastify) and secure, scalable, high-performance API development. Solid experience with

JavaScript and TypeScript

(Python is a plus). Experience contributing to frontend applications while maintaining a strong backend focus. Strong knowledge of

software architecture

, especially microservices, scalability, fault tolerance, and error recovery. Hands-on experience with

CI/CD pipelines, automated testing, Docker, and Kubernetes

(OpenShift is valued). Advanced use of

GitHub

, including workflow automation (GitHub Actions, GitOps, scripting). High level of English (C1 required) . French and Spanish are a plus. Strong motivation and interest in

Data, AI, and innovation

.

Career plan – €1,000/year for training &##Private health insurance &##Online language classes &##Develop your IT talent. We host one of the largest IT communities in Barcelona and Madrid through frequent in-person events and webinars. InnoIT Consulting Meetup — Barcelona: InnoIT Consulting Meetup — Madrid:

We’ve told you about it, but it’s even better to experience it first-hand. We welcome applicants from all backgrounds and experiences, and we especially encourage women and other underrepresented groups in tech to apply. We

do not discriminate

based on gender, age, ethnicity, nationality, sexual orientation, gender identity, religion, disability, or any other characteristic protected by law. We foster an inclusive and equitable workplace where everyone, regardless of gender, has the same opportunities for growth and development.