SDET Engineer at Methodica Technologies

Designed and developed scalable test automation frameworks using Selenium, Playwright, and PyTest achieving 90%+ automated coverage across web, API, and backend systems. Developed a robust Data Validation Framework using Python and PyTest automating ETL testing to ensure data accuracy between source systems and the data warehouse. Implemented Schema Validation with Great Expectations to flag data drift, null-value violations, and type mismatches before production. Automated End-to-End Backend Testing with SQLAlchemy for Source-to-Target checks and checksums on large datasets. Engineered Asynchronous API Tests using HTTPX and PyTest-asyncio, reducing test execution time by ~50% for high-volume microservices. Executed end-to-end testing for AI chatbot systems powered by LLMs, Copilot-style agents, validating prompts, conversation flows, and trajectories. Containerized validation suite with Docker for CI/CD gating in Jenkins. Tested RAG pipelines by validating embedding generation and vec