185 backend developer 2023 English-speaking jobs in Rotterdam
Interim Full stack backend developer
- KPN
- Rotterdam
- December 12
of KPN's developer experience. ... Company Description You'll join an international team of 13 professionals — front-end and backend ... You'll design, build, and maintain reliable, high-performing backend services and APIs that connect ... developers, API experts, and cloud engineers — all dedicated to making KPN's developer experience ... Job Description As a Software Engineer in the Developer Portal team, you'll help shape the backbone
Senior Frontend Developer (React)
- Multisynaptech
- Rotterdam
- December 13
We are looking for a Senior Frontend Developer who becomes the driving factor within our frontend development ... in chat and patient data workflows . 5+ years of experience as a senior frontend developer, ideally ... Integrate with real-time backend services (e.g., chat, notifications, or live patient data) while ensuring ... high-performing, stateful frontend using Vue 3 and Pinia , working closely with designers, frontend and backend ... Collaborate with backend engineers on security-by-design patterns , including end-to-end encryption handling
Backend Developer intern
- DEPT
- Rotterdam
- November 16
JOB PURPOSE Looking to kick off your engineering career as a backend developer? ... You might already work as a part-time developer. ... You have a specific passion and relevant experience with backend frameworks. ... During this internship, you'll join our talent program designed to shape you into a next-level developer ... A backend is the architect behind the scenes, ensuring data flows seamlessly and powering the digital
Senior Python Software Engineer
- Eneco
- Rotterdam
- November 21
You will join Eneco's Python tech team within Ops&IT and be part of the larger Eneco backend developer ... Together, we establish backend standards and contribute to the advancement of a sustainable energy system
Backend Engineer
- Qabird
- Rotterdam
- November 24
developer, with strong expertise in Java.Skills: Proficiency in frameworks like Spring Boot or Hibernate ... of frontend, backend and cloud engineers. ... We are now looking to expand our team with an experienced hands-on Backend Engineer.We are a good mix ... , and make sure we keep shipping fast.What we’re looking forExperience: 3+ years of experience as a backend ... with a collaborative, energetic team — then Blockbax is for you.What you'll doDesign and implement backend
Senior Backend Developer C# .NET
- Rotterdam Innovation City
- Rotterdam
- December 12
Developer at ViWe're looking for a Senior Backend Developer who can truly elevate our software solutions ... determines how these complex financial systems grow and adapt over time.What you’ll be doing as Senior Backend
Front-End Developer (React, Redux & Webflow)
- Alphacomm - the revenue boosting platform
- Rotterdam
- November 26
We are looking for a Front-End Developer who can confidently move between component-based React apps ... You’ll work closely with design, product and backend teams to build fast, accessible and reliable user ... device compatibility and maintain UI consistency across products
Collaborate with product, design and backend
Front-End Developer (React, Redux & Webflow)
- Alphacomm (NL)
- Rotterdam
- November 23
We are looking for a Front-End Developer who can confidently move between component-based React apps ... You’ll work closely with design, product and backend teams to build fast, accessible and reliable user ... device compatibility and maintain UI consistency across products
Collaborate with product, design and backend
Front-End Developer
- Alphacomm
- Rotterdam
- November 21
We are looking for a Front-End Developer who can confidently move between component-based React apps ... You'll work closely with design, product and backend teams to build fast, accessible and reliable ... device compatibility and maintain UI consistency across products Collaborate with product, design and backend
Senior Software Engineer
- FuelFWD
- Rotterdam
- December 8
Proven ability to work across a modern tech stack (frontend, backend, infra). ... Monitor and improve performance, reliability, and developer ergonomics. ... Troubleshoot, debug, and fix issues across the stack — from frontend UX to backend performance. ... Holland, Netherlands 2 weeks ago Rotterdam, South Holland, Netherlands 1 week ago Senior Front-End Developer ... – (Remote) Rotterdam, South Holland, Netherlands 1 week ago Technical Architect / Senior Fullstack Developer
Senior Product Engineer
- Morpheus Talent Solutions
- Rotterdam
- December 8
AI-Multiplied Developer You use AI tools strategically (Claude Code, Copilot, v0, or similar) to ship ... No waiting for "the backend team" or "the design team."
Outcome Obsessed, Not Output ... You'll talk to customers (or sales/PMs as proxies), design the UX, build frontend to backend, ship ... What We'll Ask
Be ready to walk through:
A complete feature you owned end-to-end (frontend to backend
Software Engineer
- Lunatech
- Rotterdam
- December 8
custom-made software systems , mainly for systems integration, machine learning, big data projects, and backend ... You are a fast learner , passionate , and driven developer, eager to pick up new technologies and willing
Python developer
- Shareforcelegal
- Rotterdam
- December 12
We are looking for a medior/senior Python developer to join our AI team. ... (backend architectures)Async communications,Basic Networking & SecurityDesign patterns (SOLID, etc.) ... you should be familiar with the following:Scripting & backend skillsLinux, Unix based system knowledgeA ... minimum 5 years)Are available 32 to 40 hours a weekYour qualifications and skillsAs an experienced Python developer
Machine Learning Engineer II
- Eneco Ventures
- Rotterdam
- December 7
REST APIs, microservices, scalable backend systems. ... Create user interfaces or backend systems that interact with LLMs efficiently and safely.
CTO – Lead Developer
- Clickdrive
- Rotterdam
- November 19
developer or CTO. ... Experience 5+ years of experience as full‐stack developer 2+ years experience as lead developer/CTO Experience ... As our CTO & lead developer, you are hands‐on, highly motivated, and bring solid experience as a lead
Senior Full Stack Web Engineer - Crypto
- Keyrock
- Rotterdam
- December 1
Experience developing robust backend services, ideally using Rust or familiarity with typed backend languages ... Job Description Deliver end‐to‐end product features – from backend APIs and data models to engaging, ... Experience Proven experience building full‐stack web applications with strong command of both frontend and backend
Logistics Operations Support
- JD
- Rotterdam
- November 19
In 2023, reported revenues of US$152.8 billion and served approximately 600 million active customers.
Technical Lead Merch Platform & ERP Fast Growing Scale Up
- Monday Merch
- Rotterdam
- November 20
Do Lead and Build – Set the technical direction while contributing hands‐on to key projects across backend ... Our Tech Stack Backend: Python (Odoo ERP) Frontend: Vue.js & Nuxt 3 Infrastructure: Google Cloud Platform ... years of professional experience in software engineering, with a strong background in both frontend and backend
CTO & Co-Founder
- Builders
- Rotterdam
- November 6
Frontend: Next.js, TypeScript, Tailwind/React Backend: Typescript or Python (FastAPI), Node.js, tRPC ... stack: from multimodal AI (processing video, images, audio, and text) to web architecture (frontend, backend ... background 5+ years in full‐stack / AI engineering, you've built both the web application (frontend/backend
Software Engineer - App Stores
- Canonical
- Rotterdam
- October 26
You have a broad technology base but favour backend code and infrastructure. ... Holland, Netherlands 5 months ago Rotterdam, South Holland, Netherlands 2 months ago Senior Front-End Developer ... Canonical's Store team develops and operates a large system of backend services that power the Snap














































