Senior SDET (Software Development Engineer in Test)

Apex Trader Funding is a leading proprietary trading firm specializing in futures trading. As a fully remote company, we empower employees through innovation, transparency, accountability, and continuous growth. Our mission is to create opportunity by combining cutting-edge technology with a culture grounded inintegrity, collaboration, operational excellence, and long-term success. We believe great results come from diverse perspectives, clear expectations, and trust. At Apex,we encourage individualsto take ownership of their work while participating in a highly skilled, supportive, and results-driven team. Our values,integrity, collaboration, operational excellence, continuous growth, and attention to detail, guide how we work, make decisions, and deliver results. GENERALSUMMARY We’re looking for a Senior SDET who blends world-class software engineering skills with a passion for building scalable, reliable, and maintainable automated testing systems. In this role, you will design and evolve our automation frameworks, strengthen developer workflows, enhance CI/CD quality gates, and enable the engineering org to deliver high-quality software at speed. You’ll engineer the systems that make quality measurable, repeatable, and automated —not just test the product, but shape how the entire organization tests. PRINCIPAL DUTIES & RESPONSIBILITES - Architect, build, and maintain Playwright-based automation frameworks usingTypeScript/Node.js. - Develop reusable fixtures, helpers, abstractions, and test infrastructure. - Implement network mocking/stubbing, service virtualization, API layers, data factories,and contract testing. - Build selector strategies, concurrency models, and fault‑tolerant automation.•Integrate suites into CI/CD with parallelization, retries, flake analysis, and intelligenttest selection. - Own quality-related telemetry: traces, screenshots, logs, metrics. - Build quality dashboards tracking stability, coverage, and reliability.•Influence system design for testability. - Build component, integration, and contract testing layers. - Mentor QAEs, STEs, and developers on testing best practices. - Document patterns, tools, and guidelines.•Drive evolution of testing ecosystem. MINIMUM REQUIREMENTS - 5–8+ years in software testing/engineering with senior-level automation experience. - 3+ years designing Playwright automation frameworks. - Strong engineering background: TypeScript/Node.js, async patterns, SOLID principles. - Strong API and network-level understanding. - CI/CD experience with Docker and execution pipelines. - Strong debugging skills across UI, API, and distributed systems. DESIRABLE - Contract testing (Pact), schema validation, or service virtualization. - Experience with observability systems (Grafana, Datadog, OpenTelemetry). - Performance testing (Lighthouse, Playwright Tracing, k6). - Visual regression tools. - Cloud experience (AWS, Azure, GCP). Originally posted on Himalayas