Backend Engineer – AdTech Platform

About the role

Almedia is building the future of marketing with a fast‑growing AdTech platform serving millions of users. We are looking for a Backend Engineer who can design, develop, and maintain high‑performance services that power our advertising ecosystem.

Key responsibilities

• Write clean, efficient, and scalable code using NestJS and TypeScript.
• Integrate external services for A/B testing, feature flagging, and data‑driven product decisions.
• Deliver high‑quality, testable code at a rapid pace while ensuring reliability.
• Collaborate with cross‑functional teams to define APIs (GraphQL, REST, gRPC, WebSockets) and data models.
• Utilise AI‑assisted development tools such as Claude, Cursor, and Copilot as part of daily workflow.

Required profile

• Strong experience in web development and building scalable systems.
• Production‑grade experience with most of our tech stack.
• Ownership mindset – take full responsibility for your work.
• Excellent English communication skills for effective collaboration.

Required skills

• TypeScript
• NestJS
• Jest
• GraphQL, REST, gRPC, WebSockets
• MySQL, MongoDB, Redis, BigQuery
• RabbitMQ, Google Pub/Sub
• Docker, Kubernetes
• GitLab CI/CD
• Datadog

What we offer

• Competitive salary (€80K‑€140K) plus equity for all Berlin‑based employees.
• Modern central Berlin office with full‑stocked kitchen and collaborative spaces.
• Transport subsidy, breakfasts, lunches, language‑learning support, Urban Sports Club membership, and more.
• Opportunity to grow with a profitable, bootstrapped startup aiming to become Germany’s second unicorn.