Web Platform Engineer — CMS & Test Automation

Nunchux AI; San Francisco (CA); Hybrid; USD 160,000 - 230,000; Full time

Benefits offered by this job

Health insurance

401(k) plan

Equity

Job summary

Nunchux AI in San Francisco, CA is seeking a Software Engineer for our web platform. You will build the CMS and automated systems to keep surfaces reliable as we ship, collaborating with product engineers to improve coverage and release quality.

This role focuses on writing code, investigating failures, and expanding test coverage with Playwright/Cypress, CI/CD tooling, and monitoring to ensure a smooth developer experience.

Qualifications

• 3+ years building production web products with automated testing or test infrastructure.
• Proficient in TypeScript/JavaScript and Python.
• Experience with Playwright, Cypress or similar E2E testing frameworks and CI/CD workflows.
• Comfort using logs, error tracking, and synthetic checks to diagnose issues.
• Ability to work independently in a fast-moving environment.

Responsibilities

• Build our CMS: Design and build the CMS workflows to publish and update model pages, content, and docs without frequent code deploys.
• Build automated tests: Write end-to-end, regression, and API tests for critical product flows like sign-up, authentication, billing, API keys, CMS workflows, and Playground runs.
• Validate the developer experience: Test API endpoints, SDKs, docs, and examples for easy integration.
• Improve release quality: Add reliable test coverage to CI/CD and previews; run release checks and resolve failures with the code owner.
• Monitor product health: Set up lightweight error tracking and synthetic checks to catch issues early.

Skills

TypeScript/JavaScript

Python

Test automation

CI/CD

Debugging

Independent work

Tools

Playwright

Cypress

CI/CD tooling

Sentry

Datadog

Grafana

Postman

Job description

Nunchux AI in San Francisco, CA is seeking a Software Engineer for our web platform. You will build the CMS and automated systems to keep surfaces reliable as we ship, collaborating with product engineers to improve coverage and release quality.

This role focuses on writing code, investigating failures, and expanding test coverage with Playwright/Cypress, CI/CD tooling, and monitoring to ensure a smooth developer experience.