# Software Engineer - SDET

**Company:** [Sigma](https://hotfix.jobs/companies/sigma)
**Location:** San Francisco, CA
**Role:** QA Engineering
**Salary:** $170k – $240k/yr
**Experience:** 5+ years
**Skills:** Rust, Go, K6, Api Testing, Integration Testing, Contract Testing, CI/CD, GCP, AWS, Azure
**Posted:** 2026-06-10

> Build testing infrastructure and tooling including AI test generation, test harnesses, and performance frameworks using Rust, Go, and K6. Requires 5+ years building high-quality testing software and strong CS fundamentals.

## Job Description

## What You Will Be Doing

- Build testing infrastructure and tooling, including: AI test generation, test harnesses, API, hermetic test environments, load and performance frameworks
- Enable testability of systems and services
- Build with modern tools and languages, including K6, Rust, and Go
- Refine best practices around making our systems and services high quality
- Participate in test planning and quality strategy reviews
- Collaborate with peers and stakeholders through design and code reviews to ensure best practices amongst available technologies

## Qualifications We Need

- Strong Computer Science fundamentals
- 5+ years industry experience building and maintaining high-quality testing software, especially software other engineers use
- Strong understanding of Testing and Quality Engineering principles
- Drive Quality Culture and feel accomplished enabling others
- Desire to be a great teammate and have fun at work
- Strong sense of craftsmanship, and a healthy academic curiosity

## Qualifications We Want

- Experience with back-end testing frameworks
- AI Test Generation
- Integration, API, and contract testing
- CI/CD Testing Proficiency
- Multi-cloud experience (GCP, AWS, Azure)
- Startup experience

## Compensation & Benefits

- Base salary range: $170k - $240k annually
- Eligible for stock options
- Comprehensive benefits package
- Equity
- Generous health benefits
- Flexible time off policy
- Paid bonding time for all new parents
- Traditional and Roth 401k
- Commuter and FSA benefits
- Lunch Program
- Dog friendly office

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**Apply:** https://hotfix.jobs/jobs/3ca1a8e8-eb89-4998-b60b-a50dfb3de5fe
**Canonical:** https://hotfix.jobs/jobs/3ca1a8e8-eb89-4998-b60b-a50dfb3de5fe