Software Engineer - Backend

This role provides 2nd level IT systems support for Energy Group, focusing on maintenance, troubleshooting, and resolving technical issues to ensure system reliability. The engineer handles day-to-day operational incidents and escalations.

Leads engineering teams across Germany and Switzerland, setting technical strategy and overseeing delivery of digital projects. Focuses on scaling engineering capabilities and driving technical excellence within the agency.

This software engineering internship in Zurich focuses on developing scalable backend systems. Interns will contribute to Pinterest's core technology stack.

This senior engineering role builds and scales Contentful's personalization capabilities, integrating with the core content platform to deliver tailored experiences. The engineer works on backend services, APIs, and data pipelines to support real-time personalization.

ABOUT KOAH Koah’s mission is to create the best sponsored experiences for the generative internet. We’re first building an ad network for AI and providing AI products a way to monetize without breaking the experience. We’ve raised $26M to date, backed by Theory Ventures, Forerunner, and South Park

ABOUT KOAH Koah is building the AI-native ad network—the infrastructure that lets AI apps monetize their highest-intent moments without breaking the user experience. We recently closed our Series A ($26M to date), backed by Theory Ventures, Forerunner, and South Park Commons. We're hiring a Busine

Who We Are Koah Labs is building the ad network to power the next generation of AI-native products. Our mission is to help publishers monetize and help advertisers reach the right audience — without compromising speed, UX, or privacy. We’re a small, tight-knit team in San Francisco with backgrounds