Senior Full-Stack Engineer – TypeScript

. Design, build, and maintain the TypeScript platform behind yield analytics, Yield Manager, and Prebid tooling.

Posted 10/15/2026full-timeRemote • NetherlandsSeniorWebsite

Tools & technologies

ETLJavaScriptMongoDBNode.jsPostgresReactRedisSQLTypeScriptGo

Key responsibilities & impact

Design, build, and maintain the TypeScript platform behind yield analytics, Yield Manager, and Prebid tooling.
Own features end-to-end from the React UI to Node services and the data layer.
Deliver features across the TypeScript monorepo, including React front-ends, Node back-end services, and ETL jobs that ingest and process advertising data.
Design and optimize queries against ClickHouse and MongoDB.
Keep large analytical workloads fast and reliable.
Maintain a well-tested codebase with high coverage.
Review merge requests.
Help keep CI, background job processing, and real-time delivery stable in production.
Shape architecture and conventions within the monorepo.
Mentor other engineers.
Take ownership of ambiguous problems through to a shipped result.

What you’ll need

7+ years of professional software engineering experience, with a significant part in TypeScript.
Experience building and operating production web applications with both a front-end and a back-end component.
Experience working on data-heavy products with large-scale analytical or event data.
Strong TypeScript and Node.js.
React and modern front-end tooling.
SQL and experience with at least one OLAP database; ClickHouse is a strong plus.
MongoDB or a comparable document store.
Redis and queue-based job processing (BullMQ or similar).
Solid testing practice: unit and integration tests, snapshot and screenshot tests, end-to-end tests, and working comfortably in a codebase that enforces high coverage.
Git-based workflow with merge requests and CI.
Clear communication in English.
Adtech or programmatic advertising experience (nice to have).
Monorepo tooling (nice to have).
PostgreSQL (nice to have).
Cloudflare Workers or other edge runtimes (nice to have).
Go, for collaborating with our back-end team (nice to have).
Experience bringing ML into production (nice to have).
Experience setting up/building agentic workflows/tools for development, building specific-purpose MCPs (nice to have).

Comp & perks

Fully Remote Role: Work from home.
Flexible Work Hours: Choose a schedule that suits your productivity style.
Professional Growth: Opportunities for career advancement and continuous learning.
High Impact: Your work will directly support our clients and shape our product's future.
Smart & Supportive Team: Join a diverse and driven group of professionals passionate about pushing AdTech boundaries.