Madhur Chaurasia

Review, refine and develop LLM models using RAG technique, apply Prompt engineering techniques to shape and control the output. Implemented RAG pipelines by integrating vector search, embedding models, and semantic retrieval using vector databases such as Pinecone and Weaviate. Preprocess scanned and digital documents using OCR to extract structured and semi-structured text for LLM input. Evaluate the RAG model using RAGAs framework, use human feedback to achieve faithfulness. Automated, Developed and maintained AI-driven recruitment solutions to streamline candidates hiring using LangChain and n8n. Mentor team to improve their personal, professional communications and team building skills.

Analyzed enhance the quality of online food ordering platforms (Web, Mobile) through rigorous testing using tools such as Jira, Web application inspection tools, GitHub, Datadog, Testrail, Jenkins, CI/CD, Docker container, Sentry, AWS, EC2, AWS Lambda function, RDS, S3 bucket and BrowserStack. Execute end-to-end testing, from feature branch validation to release cycle testing, ensuring all necessary checkpoints are met to successfully deploy Features/Epics. Automated testing procedures using Selenium WebDriver for UI testing, Postman with JavaScript for API testing, and automated APIs using the Requests library and the Pytest framework. Led release processes for individual squads, from requirements analysis to test planning and execution, ensuring release approvals and effective communication with stakeholders. Evaluated and tested the LLM powered chatbot to manage the Order and serve customer queries. Debug and troubleshoot issues using PyCharm IDE and PDB library.

Hands on experience on SQL, Selenium Web driver, TestNG, Postman, JavaScripts, SoapUI, Salesforce Migration projects, integrating third-party billing systems and end-to-end testing of Enterprise Payment & Billing systems. Performed validation of message flows using ActiveMQ, ensuring correct publishing and subscription behavior across distributed systems. Tested asynchronous message delivery using Amazon SQS, validating FIFO and standard queues for service decoupling and retry logic. Worked on Salesforce Migration projects, integrating third-party billing systems. Validated billing, payment, and servicing modules using Mulesoft Anypoint platform. Conducts web automation with Selenium WebDriver and TestNG and behavioral driven framework using Cucumber.

Ensured quality of Nortridge Loan System (NLS) through manual and automated testing, utilizing Robot Framework, SoapUI, Postman; responsibilities include scripting automation with Python-based libraries in RobotFramework, building automation framework from scratch. Writing database queries to verify the correctness of data in MSSQL SERVER.