Senior full stack engineer; SaaS scale-up in analytics & dashboards

Are you a passionate engineer who loves building intuitive, high-performing user interfaces and enjoys working across the full stack when needed?
Atour client, they are on a mission to deliver a powerful and seamless embedded analytics experience. They’re looking for a Senior Full Stack Engineer (Frontend-Focused) to help take their product to the next level.
You’ll play a key role in designing and implementing features that empower users to explore and visualize data with ease — all while ensuring high quality, performance, and maintainability across both frontend and backend systems.
If you care about clean code, strong UX, scalability, and enjoy collaborating on cutting-edge tools that include AI-driven features, they’d love to hear from you.

• Our clientis an embedded analytics platform that enables software vendors to integrate interactive dashboards and insights directly into their applications.
• Founded in Belgium in 2015, operating in over 33 countries, with core markets in North America and Europe. Rebranded in 2023 and backed by fresh funding, entering an exciting new growth phase.

• Design, plan, and build new web features and components from the ground up.
• Drive full feature development — from ideation and architecture through testing and release — ensuring technical excellence and business impact.
• Build reusable, scalable frontend components in Angular (20+) with a strong focus on UX and performance.
• Contribute to backend services in Node.js.
• Take part in designing and implementing AI-driven features, including integration with Lang Chain, Lang Graph, MCP, and prompt optimization pipelines.
• Partner closely with Product, Design, and Backend teams to deliver cohesive, high-quality experiences.
• Stay current with emerging technologies, frameworks, and architectural patterns.
• Ensure clean, maintainable, and well-tested code across the stack.

• 4+ years of experience with Angular (17+ preferred).
• Experience working with Node.js for backend development.
• Familiarity with Postgre
  
  SQL and AWS (Lambda, ECS, S3, etc.) is a plus.
• Understanding of web protocols (HTTP/s, Web Sockets, etc.).
• Solid skills in HTML5, SCSS, RxJS, and performance optimization.
• Experience with d3.js or other data visualization libraries is highly valued.
• Previous exposure to AI or LLM-powered features, such as Lang Chain/Lang Graph, prompt optimization, or MCP (Model Context Protocol) is a strong plus.
• Strong UX and design intuition.
• Ownership mindset — from envisioning to deployment.
• Excellent communication and teamwork skills in English.
• Located within CET time zone for effective collaboration.
• Eligible to work in Belgium or open to a contracting setup (they cannot sponsor work permits).

• The opportunity to shape the analytics experience of the future.
• A fast-moving scale-up environment with real growth potential.
• Coaching and mentorship from a talented engineering team.
• Flexible vacation policy.
• Remote-friendly culture with international meetups.
• All the tools and tech needed to do your best work.