6 months ago
San Francisco, CA, USA or New York, NY, USAMid Level
H1B sponsor
Base Salary
$180k - $250k/yr
Responsibilities
- Build scalable data models supporting multiple impressions for an ad request.
- Design abstractions for experimenting with and shipping new advertising formats and tracking engagement events.
- Build a low-latency frequency capping system to improve user experience and prevent ad fatigue.
- Create schemas for high-volume ad bidding with ad exchanges.
- Debug, optimize, and build reliable backend systems.
Requirements
- Enjoy debugging and optimizing performance.
- Create well-designed abstractions and reliable systems.
- Value experimentation, measurement, and detail-oriented engineering.
Tech Stack
Apache KafkaAWSClickHouseCloudflareFlutterGrafanaiOSPostgreSQLPythonReactReact NativeRedisRuby on RailsTerraformTypeScript
Categories
About Koah
Koah builds a generative-AI ad network that lets AI chat and other GenAI products monetize with native, in-flow sponsored experiences, while offering advertisers targeted, high-intent placements. It makes money from ad spend across its network and developer integrations. Founded in 2024 and headquartered in San Francisco, Koah is privately held and backed by investors including Forerunner Ventures, South Park Commons, and Theory Ventures.