Senior Software Development Engineer in Test (SDET)
About The Position
PactFi is seeking a Senior Software Development Engineer in Test (SDET) to help scale end-to-end test automation for a modern fintech platform. This role is both hands-on and strategic, requiring expertise in Playwright-based automation engineering, distributed system validation (API, UI, data layers), and AI-assisted testing and automation practices. The primary responsibility is transforming test automation into an AI-augmented quality system to enable faster, reliable releases with a solid understanding of CI/CD and modern DevOps practices, strong regression signal with minimal noise, and scalable and maintainable test coverage across critical business workflows.
Requirements
- 5+ years in QA automation, SDET, or software engineering roles
- Deep expertise with Playwright (2+ years required) in production environments
- Strong proficiency in TypeScript/JavaScript
- Experience designing scalable test frameworks from scratch
- Solid understanding of CI/CD systems and modern DevOps practices
- Experience testing API-driven architecture and distributed systems
- Previous experience in fintech, capital markets, or lending platforms.
- Familiarity with: Loan lifecycle and servicing, Private credit structures, Cash flow modeling and waterfall structures, Financial reporting and reconciliations
Nice To Haves
- Experience with data validation pipelines (SQL, dbt, etc.)
- Exposure to backend languages (Python, Java, or Go)
- Experience with performance or load testing tools
- Familiarity with cloud infrastructure (AWS, GCP)
Responsibilities
- Own design and evolution of automation testing framework (primarily Playwright)
- Establish best practices for E2E, integration, and regression testing
- Drive test coverage across critical financial workflows (deal lifecycle, cash flows, reporting, etc.)
- Mentor engineers and QA contributors; set test quality and maintainability standards
- Build and maintain robust Playwright test suites (TypeScript/JavaScript)
- Develop reusable testing utilities, fixtures, and CI/CD integrations
- Implement parallelization, test isolation, and flakiness mitigation strategies
- Integrate tests into CI pipelines (e.g., GitHub Actions, CircleCI)
- Translate complex financial workflows (e.g., loan servicing, covenant tracking, capital calls) into deterministic test cases
- Validate data integrity across systems (APIs, databases, reporting layers)
- Collaborate with product and domain experts to identify edge cases and risk scenarios
- Define SLAs for test reliability and pipeline performance
- Monitor and improve test signal vs. noise
- Introduce observability into testing (logs, traces, artifacts)
- Lead incident retrospectives related to quality gaps
- Implement and scale AI-assisted test case generation from product requirements, user stories, and production data
- Leverage LLM-based tools to generate, refactor, and maintain Playwright test suites
- Build workflows for automated test creation, prioritization, and gap detection using AI
- Evaluate and integrate tools for self-healing tests, intelligent selectors, and failure triaging
- Partner with engineering to incorporate AI into broader development workflows (code generation, debugging, QA automation)
- Establish guardrails and validation strategies to ensure correctness and determinism in AI-generated tests
Benefits
- Competitive salary + equity.
- Healthcare coverage.
- 401k
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
