Raghav Dholu

Full Stack Developer

Winjit Technologies

06.2023 - Current

Developed user-centric frontend screens using React.js and Next.js, focusing on clean design, responsiveness, and performance across different devices.
Built and maintained backend services using Node.js, Python, and AWS Lambda, with responsibilities including API design, background processing, and system integrations.
Created secure and production-ready internet banking features like fund transfer and KYC, working closely with QA and business teams to ensure successful UAT cycles.
Optimized and scaled APIs for a high-traffic e-commerce platform using Node.js, Express, and SQL; contributed to SEO improvements and carried out basic security testing using Burp Suite.
Built a document processing tool with a React frontend and AWS backend using Textract, Lambda, and DynamoDB, enabling structured data extraction from unstructured files.
Engineered a chatbot using RAG (Retrieval-Augmented Generation) techniques on top of a CSV-based employee database, converted to MySQL, allowing users to ask dynamic queries and fetch real-time results.
Integrated open-source NLP models and vector databases to improve search relevance and accuracy in chatbot responses.
Worked with various databases including MongoDB, DynamoDB, and MySQL, selecting based on use case performance and structure needs.
Actively participated in Agile development, involved in sprint planning, story estimation, daily standups, and regular retrospectives.
Contributed across the full development lifecycle, from requirement gathering and rapid prototyping to final deployment and post-release improvements.
Deployed backend services and microservices using Kubernetes and managed infrastructure and workflows using AWS cloud services.