The world’s most popular audio streaming subscription service is looking for a Senior Fullstack Engineer to join the band in a consultant assignment. The client has transformed music listening forever when launched in 2008.

Period: 2025-07-21 to 2026-01-20 (full-time), with a possibility of extension.

About the role

The Platform mission creates the technology that enables the client to learn quickly and scale easily, enabling rapid growth in our client's users and their business around the globe. Spanning many disciplines, they work to make the business work; creating the frameworks, capabilities and tools needed to welcome a billion customers. Join the team and help to amplify productivity, quality and innovation across the company.

We are looking for a Senior Fullstack Engineer to join Cucumber in Data Platform. The team is the owner and creator of the platform SDKs used (iOS, Android and JavaScript) to collect User Behavior Data for the company. The squad is looking for a platform engineer specialized in JavaScript/TypeScript and backend development, specifically Java to help build internal tools and APIs that allows client developers ship their features with user behavior instrumentation. As part of this squad, you will closely collaborate with our internal customers (e.g., client's feature developers, data consumers, insight managers, etc) to determine the best solutions to scalably meet their needs. Above all, your work will impact the way the world experiences music.

What you'll do

• Work in a fast-paced environment to build an analytic tool for the client's developers
• Collaborate with other engineers, data scientists, designers, user researchers and product managers to craft the best possible user experience on their internal tools and infrastructure
• Evolve JS SDK to support new features in the UBI infrastructure
• Ensure that their APIs will have smooth integration with the current web clients – the desktop and tv app to name a few
• Identify pain points in adoption and integration experience of the client's engineers to their internal tools
• Ensure the developer experience is seamless for all developers

Who you are

• You are experienced with modern JavaScript coding, testing, debugging, and automation techniques
• You are proficient in some of the following: JavaScript, TypeScript, React, Java
• You are passionate about building a good developer experience by creating robust APIs on tracking user behaviour data
• You have a quality-mindset and are interested in all parts of software development: coding, testing, deployment, monitoring.
• You are comfortable around infrastructure and have a bit of Java coding experience
• You care about the user experience and know how to build user-friendly web applications
• It is a bonus if you have experience with any of the following areas: GCP, Kubernetes, GRPC, protobuf, large scale data pipelines
  

We are Market Partner

Market Partner is proud to be an equal opportunity employer. You are welcome to our community regardless of who you are, no matter where you come from, or what you look like. We apply ongoing selection and may fill the position as soon as we find the right candidate.