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Urgent! Full Stack Engineer (React / Node.js / Data Applications) Position in Madrid - Mission.dev

Full Stack Engineer (React / Node.js / Data Applications)



Job description

Full Stack Engineer (React / Node.js / Data Applications) Direct message the job poster from Mission.dev

Tech Recruiter & Talent Assignment Specialist | Matching top-notch IT profiles to great opportunities Our company description

Mission is a platform for hiring, vetting and managing software development talents.

It enables our clients to connect with the world’s best talent to build mission-critical software products.

About the client Is a specialized consultancy focused on advanced data platforms and AI solutions.

Founded by former engineers from leading tech companies and seasoned consultants, it delivers fast, high-value outcomes for organizations through strong technical expertise and measurable business results.

Its purpose is to help tackle complex global challenges by leveraging cutting‑edge data and AI tools.

About the Role We’re looking for a Full Stack Engineer to design and deliver advanced data applications used by global enterprises.

You’ll build responsive, reliable tools using React, Node.js, and TypeScript, working directly with data specialists and product leaders to turn complex workflows into simple, high‑value user experiences.

This role combines software craftsmanship with data‑driven problem solving.

You’ll integrate frontend components with modern APIs, optimise performance across services, and contribute to a scalable codebase built for longevity.

Your work will directly influence how clients use data to make faster, smarter decisions.

What You’ll Do

Develop and maintain web applications using React, Node.js, and TypeScript

Collaborate with product and data teams to create tools that connect data models, business logic, and user experience

Work within advanced data environments, integrating applications with structured data models and workflow APIs

Implement and extend functionality across the Foundry platform, using its development interfaces and SDK to connect Ontology, data processing, and action layers

Develop scalable front‑end and back‑end components following best practices in testing and version control

Contribute to architectural discussions, testing, and code reviews to maintain quality across projects

What You Bring

Proven experience building full stack web applications with React, Node.js, and TypeScript

Interest or prior experience working in Foundry’s development ecosystem or similar large‑scale data integration tools

Familiarity with version control, CI/CD pipelines, and modern DevOps practices

Strong problem‑solving skills and attention to detail in both code and design

Curiosity for data platforms, analytics, and how technology can simplify decision‑making

Comfort collaborating with globally distributed teams in a fast‑paced environment

The Role

The role is for a full time, long term contractor

Hourly rate range USD80 - USD125

Seniority level Mid‑Senior level

Employment type Contract

Job function Engineering and Information Technology

Industries Software Development and IT Services and IT Consulting

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