Guddi Yadav

Full Stack Developer with 3+ years of experience in Node.js, Express.js, React.js, JavaScript, TypeScript, and NestJS, specializing in backend development, REST API design, and microservices architecture. Skilled in PostgreSQL, MySQL, MongoDB, and Redis for database design, query optimization, and caching. Experienced in JWT authentication, role-based access control, Docker containerization, and AWS cloud services (EC2, S3, API Gateway).

Proven track record of building scalable, high-performance web applications and improving system reliability.

Full Stack Developer - Dropty - Noida

(2025-07)

• Designed backend architecture for a logistics platform handling booking, scheduling, and real-time tracking workflows.
• Built scalable APIs and structured services to manage complete booking lifecycle.
• Improved system performance through database indexing, query optimization, and efficient data modeling in PostgreSQL.
• Implemented Redis caching strategies for high-frequency APIs to reduce latency and database load.
• Developed internal CRM tools for operations teams to manage workflows and customer data.
• Integrated third-party services and real-time notification systems using Firebase.
• Leveraged AI tools (Claude, Copilot) for faster development, debugging, and API design improvements.

Full Stack Developer - RTF Insurance Brokers Pvt. Ltd. - Noida

(2024-04 - 2025-07)

• Developed backend services for insurance workflows including policy management, claims processing, and endorsements.
• Designed secure role-based access control systems for sensitive data handling.
• Optimized MySQL queries and improved performance through indexing and query tuning.
• Built internal dashboards using React.js for business users and operational workflows.
• Collaborated with cross-functional teams to design scalable backend solutions.

Backend Developer - Techno Softwares - Jaipur

(2022-09 - 2024-03)

• Developed backend services and APIs for multiple production applications.
• Worked on debugging, performance improvements, and API reliability.
• Collaborated in Agile teams and maintained code quality using Git workflows.

B.Tech - Computer Science - University of Engineering & Management (2019 - 2023)