Software Engineer, Early Career

Koah Labs Inc.; San Francisco (CA); Híbrido; USD 140 000 - 210 000; Tempo integral

Resumo da oferta

Koah Labs Inc. is building the next generation ad network in San Francisco to power AI-native products. You will join a small, tight-knit team shipping code that users will see daily, tackle meaningful challenges with increasing autonomy, and contribute to a bold product vision across design, product, and data.

The role emphasizes end-to-end ownership, fast feedback loops, and a collaborative, trust-driven engineering culture in a growing startup environment.

Responsabilidades

• Help shape core ad experiences and shape how people see ads across our ad network
• Tackle meaningful challenges with increasing autonomy, crafting code that millions of users will experience
• Take ownership of projects that matter, make critical technical decisions, and contribute your unique perspective to our product vision.
• Work alongside passionate experts across design, product, and data to create the advertising experience in this new era

Conhecimentos

Communication

Ownership

Ambiguity tolerance

Cross-functional collaboration

Ferramentas

PostgreSQL

ClickHouse

Redis

Kafka

Python

Ruby on Rails

React

TypeScript

iOS

Android

Web

Flutter

React Native

Terraform

AWS

Descrição da oferta de emprego

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 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.

Our Stack

• Infra: Terraform, AWS, LGTM (Loki, Grafana, Tempo, Mimir), Tailscale, Cloudflare

• Data: PostgreSQL, ClickHouse, Redis, Kafka, Python

• Core Application: Ruby on Rails, React, TypeScript

• SDKs: iOS, Android, Web, Flutter, React Native

In this role, you will:

• Help shape core ad experiences and shape how people see ads across our ad network

• Tackle meaningful challenges with increasing autonomy, crafting code that millions of users will experience

• Take ownership of projects that matter, make critical technical decisions, and contribute your unique perspective to our product vision.

• Work alongside passionate experts across design, product, and data to create the advertising experience in this new era

You might thrive in this role if you:

• Enjoy proactively communicating with both technical and non-technical stakeholders

• Are comfortable working across the stack, tackling new tasks out of your comfort zone, and can handle ambiguity

• Work well in-person and enjoy fast feedback loops

• Enjoy breaking down problems and testing your hypotheses

• Get excited about end-to-end ownership within high agency environments