Software Engineer - Platform

KoahSan Francisco, California

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Overview

Schedule

Full-time

Career level

Senior-level

Remote

On-site

Job Description

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: Flutter, React Native, Android, iOS

The Role

We are looking for strong engineers with experience and interest in designing, building, and maintaining the infrastructure that make up our adtech platform.

You might be a fit if

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

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FAQs About Software Engineer - Platform Jobs at Koah

What is the work location for this position at Koah?

This job at Koah is located in San Francisco, California, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.

What pay range can candidates expect for this role at Koah?

Employer has not shared pay details for this role.

What employment applies to this position at Koah?

Koah lists this role as a Full-time position.

What experience level is required for this role at Koah?

Koah is looking for a candidate with "Senior-level" experience level.

What is the process to apply for this position at Koah?

You can apply for this role at Koah either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.