Koahlabs
Software Engineer - Platform
6mo ago
180000 –250000 USD / yearUSAterraformawspostgresqlclickhouserediskafkapythonruby on rails+6
Build and maintain infrastructure for an adtech platform to support AI-native products.
About the company
- 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 at X, Apple, Meta and early-stage startups. We’ve raised from top investors and are growing fast with real traction on both the publisher and advertiser sides of the marketplace.
- Working at Koah means joining at the ground floor: you’ll ship code that shapes the company and the ecosystem we’re building. We move quickly, operate with high trust, and care deeply about craft.
Responsibilities
- We are looking for strong engineers with experience and interest in designing, building, and maintaining the infrastructure that make up our adtech platform.
Other
- Infra : Terraform, AWS, LGTM (Loki, Grafana, Tempo, Mimir), Tailscale, Cloudflare
- Data : PostgreSQL, ClickHouse, Redis, Kafka, Python
- Core Application : Ruby on Rails, React, TypeScript
- SDKs : Flutter, React Native, Android, iOS
- You have maintained or operated serious systems in production at scale
- You are detail-oriented and care about performance
- You enjoy diving deep into problems and owning the platform layer that powers our product
- You enjoy experimentation, measuring, and creating reliable systems
- You want to own a breadth of systems