Senior Frontend Engineer

Decentriq is the rising leader in data clean room technology. With Decentriq, advertisers, retailers and publishers are collaborating on 1st party data for optimal audience targeting and campaign measurement. Headquartered in Zürich, Decentriq has gained the trust from renowned institutions in the DACH market and beyond, such as RTL Ad Alliance, Publicis Media or PostFinance.

Our web-application UI is the window into all of this privacy-preserving magic. Built with React, TypeScript, GraphQL (Apollo/react-query), and Joy UI, it lets customers configure secure data jobs, explore results, and trigger ML workflows in a single click.

We are looking for an Senior Frontend Engineer (≥ 80 %, start as soon as possible) to elevate this experience. The role can be fully remote (± 4 h CET) or based in our Zürich/Berlin office.

Would you like to be part of Decentriq mission to make the advertising industry ready for the 1st party era ? If so, we'd love to hear from you.

• Design, Develop, and Test: Craft full-featured client-side applications using React and Joy UI. Your role will focus on building responsive and aesthetically pleasing interfaces, ensuring a seamless user experience. On the backend, you will work with a mixture of GraphQL and REST APIs.


• State Management for Interactive Data Applications: Tackle complex state management challenges in a modern, data-intensive environment. You will design scalable solutions that keep the client application efficient, responsive, and maintainable, even under heavy data loads.


• Client-Side Data Processing and Visualisation: Implement and optimize advanced client-side data processing directly in the browser. Leverage WebAssembly to accelerate computationally intensive tasks, ensuring a highly responsive user experience even with large or complex datasets. Design and build rich, interactive visualizations that transform raw data into intuitive, user-friendly insights.


• AI-Powered Productivity – Leverage LLM-based code assistants, design generators, and test-automation tools to move faster and raise the quality bar. Share your workflows with the team.


• Collaborate with Cross-Functional Teams: Work closely with design, product management, and engineering teams. Collaboration is key to integrating diverse perspectives and achieving the best possible results for our projects.

• (Must have) Master/Bachelor Degree or PhD in Computer Science or Electrical Engineering and 3+ years of professional experience


• (Must have) Good communications skills with fluency in English


• (Must have) Extensive experience in Typescript, React, CSS3, and HTML5


• (Must have) Proven record of building data-heavy UIs that stay responsive through smart state management and memoisation


• (Plus) Experience with web applications involving heavy data processing (e.g. wasm) and visualization (e.g., D3.js, Chart.js, Recharts)


• (Plus) Technical leadership experience


• (Plus plus) Willingness to pick up so Rust programming for simple backend changes :)

• Join Decentriq's Engineering team as in individual contribuor and earn growing responsibilities


• Being able to create, shape, and benefit from a young company.


• An amazing and fun team that is distributed all over Europe.


• Competitive salary.


• A lot of opportunities for self-development.

No need for a formal motivational letter. Just send your CV along with a few bullet points about why you're excited to work with us. We look forward to your application!