Fullstack React Developer

October 8, 2026

Office

Senior

Rotterdam

Indeed

May rule you out

Another language required
Dutch
Office-only work

Description

A fast-growing investment services company founded in 2017 is looking for a Fullstack React Developer to play a central role in building modern, scalable and user-friendly web applications. You will join a team of ten developers and designers in a small, ambitious organization with an informal culture and short lines of communication. The role focuses on front-end development with React, supplemented by Python backend work and REST API integration, with direct impact on solutions for clients, advisors and colleagues.

Responsibilities

Translate user needs and business processes into reliable, user-friendly digital solutions
Design and develop web applications with React Native, Python and Litestar
Develop intuitive interfaces for clients, advisors and colleagues
Contribute to front-end architecture, component structure and technical choices
Improve usability, accessibility and performance
Build, integrate and maintain REST APIs
Consider the interplay between front-end, backend and data structures
Translate functional requirements into sustainable technical solutions
Write readable, testable and maintainable code
Test, review and improve applications
Safeguard quality, security and performance
Collaborate with colleagues and other stakeholders to deliver applications step by step

Requirements

Completed HBO degree in Computer Science or equivalent working and thinking level
Proactive, careful and able to work both independently and as part of a team
Demonstrable experience in developing web applications
Extensive experience with React, React Native or similar frontend technologies, preferably TypeScript
Experience with Python and modern backend frameworks, able to work on backend functionality when needed
Experience integrating systems via REST APIs
Considers automated testing a self-evident part of software development
Able to translate functional requirements into a clear technical design
Writes structured, well-testable and maintainable code
Knowledge of AWS, PostgreSQL, Docker, CI/CD and monitoring is a plus
Good command of the Dutch language

Conditions

Central role in developing new digital applications
Lots of responsibility and room for own initiative
Opportunity to contribute to technology, architecture and user experience from the start
Dynamic working environment with flexibility and ambitious, committed colleagues
Good primary and secondary employment conditions
Company phone, laptop and phone plan
Room for personal growth through education and training
Shared lunches, drinks, barbecues, outings and trips
Workplace in the World Trade Center in Rotterdam
Fulltime contract with a minimum of 32 hours per week, preferably 40
Company parties and professional development budget
Extra holiday days and travel allowance
Friday afternoon drinks

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