Top Hybrid QA & Test Engineering Jobs in Los Angeles, CA

Owns end-to-end quality for Snap’s mobile advertising experiences, including test strategy, automation, compatibility, accessibility, privacy, compliance, localization, defect analysis, release readiness, and quality sign-off. The role partners across teams to manage integration risks, reviews code and tests, supports on-call rotations, and uses AI to improve testing efficiency while maintaining human validation and engineering judgment.

Supports quality engineering through root cause analysis, corrective and preventive actions, audits, supplier quality management, quality control planning, complaint investigation, change notice review, and quality metrics reporting. The role uses Six Sigma tools and data analysis to improve processes, reduce defects, and enhance product reliability while collaborating with suppliers and cross-functional teams.

Tests, analyzes, evaluates, verifies, and validates complex space and ground systems supporting missile warning, TISR, and environmental monitoring. Plans and executes developmental test and evaluation activities, develops TEMPs, test plans, verification plans, and reports, performs data analysis, and assesses system readiness. The role decomposes requirements, defines test criteria, leads integrated test teams and review boards, supports space-to-ground integration, and collaborates with government, contractors, and test organizations.

Designs and maintains test plans and cases for digital and physical products; performs functional, regression, exploratory, smoke, sanity, mobile, web, and API testing. The role supports sprint planning and release readiness, documents and tracks defects, collaborates with Design, Product, and Engineering, identifies quality risks, and helps improve QA processes and standards.

Owns and scales end-to-end quality strategy and test architecture across React frontends, GraphQL APIs, and PostgreSQL services. Designs unit, integration, and end-to-end testing with Vitest, Jest, and Playwright; optimizes CI/CD pipelines; analyzes regressions and incidents; and partners with product and engineering teams to embed quality throughout the development lifecycle. The role also uses analytics, feature flags, session replays, and AI-assisted workflows to improve test coverage and software reliability.

Develop and maintain code-based automated tests for APIs, web applications, data pipelines, AI/ML services, and partner integrations. Plan feature testing, validate data and model outputs, integrate reliable test suites into CI/CD, monitor production quality, investigate incidents, and verify releases. Collaborate with engineering, product, data science, and customer-facing teams while improving test coverage, reliability, and performance.

Lead spacecraft assembly, integration, verification, environmental testing, launch-site operations, and flight readiness. Build I&T facilities, ground support equipment, test automation, data systems, and verification processes. Partner across avionics, software, propulsion, mechanical, thermal, and systems engineering to resolve anomalies and deliver flight-ready vehicles. Establish technical standards, manage vendors, lead test campaigns, and build the integration and test team.

Staff QA Engineer responsible for designing and scaling Playwright end-to-end automation, developing unit and integration testing patterns, integrating tests into CI/CD, validating APIs and data with SQL, and conducting exploratory testing. The role sets QA strategy, improves release reliability, reviews automation, assesses risk, mentors engineers, documents best practices, and partners with engineering and product leadership.

Build and maintain UI automation infrastructure and end-to-end tests for web applications. Maintain simulation, hardware-in-the-loop, and system execution environments; develop automated test run infrastructure; monitor CI/CD health; use AI tooling for testing metrics and reporting; document test coverage, reviews, releases, and validation. Collaborate cross-functionally on feature validation, issue triage, release risk, and product quality.