Qa Engineer Engineer

Delivered backend services for an AI meal-planning platform using Python/Django, providing scalable APIs and personalized recommendations. Built the Recipe Importer by integrating AWS Amplify Web Scraper, Lambda, and RDS within a serverless setup. Designed and implemented automated API and data validation tests with Playwright and TestNG in a CI/CD pipeline. Used Boto3, OpenAI API, and LangChain to automate data extraction and improve test coverage by 25%. Enhanced deployment reliability by embedding automation triggers and quality checks into GitLab CI workflows. Established test metrics dashboards on AWS CloudWatch to monitor success rates and response latency in real time. Collaborated across Agile teams, applying TDD and continuous integration to achieve faster, more stable releases.

Redesigned after-sales systems (DMS, Warranty, Parts) into Spring Boot microservices, improving testability and scalability. Applied TDD and built regression suites with JUnit and REST-Assured, achieving 85% API coverage. Maintained CI/CD pipelines with GitLab CI and SonarQube for static analysis and automated quality gates. Introduced integration testing pipelines and monitoring dashboards, improving defect traceability and release speed. Worked with QA teams to automate API and integration testing, cutting production defects by 30%. Developed an internal automation framework to unify test cases across modules, reducing manual verification by 40%. Migrated legacy monoliths to containerized AWS services with Docker and Kubernetes, ensuring consistent environments for test automation. Optimized performance with Redis caching and fine-tuned Oracle SQL, using SkyWalking for tracing and validation. Actively participated in Agile ceremonies and code reviews, promoting quality-first culture and knowledge sharing across teams.

Developed real-time messaging services using Java Netty and WebSocket, supporting 10,000+ concurrent users. Built a fault-tolerant chat system with optimized throughput and high availability. Implemented centralized logging and observability via ELK Stack and SkyWalking. Collaborated with SDK and frontend teams to ensure stable API integration and reliable test environments. Supported test automation initiatives by adding service-level validation scripts and deployment smoke checks.