# Senior QA Engineer

**Company:** [Tessera Labs](https://hotfix.jobs/companies/tessera-labs)
**Location:** Remote
**Role:** QA Engineering
**Salary:** $50k – $60k/yr
**Experience:** 5+ years
**Skills:** Test Automation, Python, JavaScript, TypeScript, Playwright, Cypress, Pytest, K6, Locust, CI/CD, Kubernetes, Performance Testing
**Posted:** 2026-09-01

> Own the organization’s end-to-end QA strategy, automation, and quality metrics across the SDLC. The role requires senior-level test automation experience, Python and JavaScript/TypeScript proficiency, and close collaboration with software developers.

## Job Description

## Responsibilities
- Own the end-to-end test strategy across the software development life cycle (SDLC).
- Build and maintain automated test coverage using established open-source testing tools.
- Write clear, maintainable test cases and test plans.
- Integrate automated tests into CI/CD pipelines so they run on meaningful changes.
- Plan and execute integration, system, regression, stress, load, and performance testing.
- Partner with developers to define acceptance criteria and shift testing left.
- Triage failures, lead root-cause analysis for escaped defects, and drive durable fixes.
- Report actionable quality metrics, including coverage, flake rate, and escaped defects.

## Requirements
- Strong test automation skills and experience designing test strategies.
- Deep practical understanding of the SDLC and testing at each stage.
- Proven experience writing test cases and test plans.
- Hands-on experience with integration, system, regression, stress, load, and performance testing.
- Experience integrating automated tests into CI/CD pipelines.
- Strong communication and collaboration skills.
- Strong experience with Python and JavaScript/TypeScript.
- Familiarity with open-source testing tools.

## Nice to Have
- Playwright or Cypress for end-to-end testing.
- pytest for unit and integration testing.
- k6 or Locust for load and stress testing.
- Experience testing cloud or containerized workloads, including Kubernetes.
- Experience producing test evidence for SOC 2 or similar compliance programs.
- Experience in enterprise or regulated environments.
- Experience owning a broad testing surface in an early-stage environment.

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