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Marlabs · 15 hours ago

Senior QA Automation Lead Engineer

Englewood Cliffs, NJ

Contract

Onsite

Senior Level, Lead/Staff

Marlabs is seeking a Senior QA Automation Lead Engineer with a strong QE mindset and proven hands-on automation experience to drive quality engineering for a modern e-commerce platform built on microservices architecture. The role involves building automation capabilities, embedding testing into CI/CD pipelines, and taking ownership of automation execution across the QE function while remaining actively hands-on.

Information Technology & Services

H1B Sponsor Likely

Responsibilities

Lead and execute QA automation efforts for large-scale e-commerce applications supporting high-traffic, transactional workflows

Design, build, and maintain automation test suites from scratch, including UI, API, and end-to-end coverage

Convert manual testing workflows into scalable, maintainable automated tests

Implement end-to-end automation integrated with microservices-based CI/CD pipelines to enable continuous deployment

Integrate automation suites with GitLab CI/CD, including parallel execution and pipeline-level quality gates

Collaborate closely with engineering, DevOps, and product teams to embed quality throughout the SDLC

Define and enforce automation standards, test strategy, and coverage expectations

Provide hands-on guidance and support to QE engineers on automation implementation

Drive shift-left testing practices and early defect detection

Ensure automation stability, reliability, and fast feedback in CI pipelines

Take full ownership of automation implementation, maintenance, and outcomes

Hands-on ownership of smoke test automation and load/performance testing, including executing dry runs in production environments as needed to validate system readiness and stability

Build, maintain, and support synthetic monitoring using observability platforms such as New Relic, Datadog, or equivalent, and participate in on-call support rotations as required to ensure system health and rapid issue response

Qualification

QA AutomationCI/CD PipelinesMicroservices ArchitectureAutomation Test SuitesSynthetic MonitoringGuidanceSupportShift-left TestingCollaboration

Required

Strong QE mindset and proven hands-on automation experience

Experience in driving quality engineering for modern e-commerce platforms built on microservices architecture

Ability to build automation capabilities from the ground up

Experience embedding testing into CI/CD pipelines

Ownership of automation execution across the QE function