Vedant Mathur
Jaipur
Summary
Dynamic Software Development Engineer II at Walmart Global Tech India, adept in Java and RESTful APIs, with a proven track record of delivering high-impact features and enhancing system performance. Passionate about driving innovation and collaboration, Proficient in contract-first development, navigating fast-paced environments to provide resilient and trustworthy backend solutions.
Overview
2
2
years of professional experience
Work History
Software Development Engineer II
Walmart Global Tech India
Bangalore
07.2024 - Current
- Led end-to-end backend development for P0 systems across Cart, Checkout, and Amends, owning API contracts, implementation, testing, and production deployment for high-traffic order workflows serving millions of users.
- Spearheaded Theft Mitigation capabilities in Amends Backend to address delivery-time customer absence scenarios, reducing theft-related issues and improving order integrity for high-volume order flows impacting millions of users anually.
- Implemented Accurate Auth Hold functionality, improving financial accuracy and reliability of order amendment workflows high-value payment transactions.
- Migrated the Cancel Order API from legacy CPH codebase to Amends, authoring automation test suites and ensuring zero-defect production deployment with no post-launch incidents.
- Delivered Re-Reservation capability in an internal API through close collaboration with the Cart team, providing a seamless customer experience and contributing to $12M in GMV impact with $25M in projected revenue growth.
- IImproved system performance by executing a DTO-to-Records migration, reducing CPU utilization by ~0.8–1% and lowering infrastructure overhead across critical backend services.
- Strengthened platform reliability by enabling pod-level rate limiting, configuring MMS alerts, and introducing Apache RestTemplate response timeouts.
- Provided on-call support for Amends and Checkout backends, resolving production incidents and ensuring platform stability during peak traffic.
- Optimized backend performance by refactoring frequently instantiated components to a Singleton-based design, reducing CPU utilization by ~12% in production.
Machine Learning Intern
Telus International AI
Bangalore
01.2024 - 06.2024
- Developed an automated factual verification system using Atomic Concept Units (ACUs) and web-based retrieval pipelines
- Implemented deduplication pipelines using sentence embeddings and cosine similarity to improve dataset quality
- Engineered mathematical and logical reasoning datasets using Retrieval-Augmented Generation (RAG) and prompt engineering, improving response quality and reducing evaluation errors
Education
Bachelor of Engineering - Computer Science And Engineering
Birla Institute of Technology And Science (BITS) Pilani
Hyderabad05.2024
Skills
- Java and Python
- C and C
- SQL and NoSQL databases
- RESTful APIs and GraphQL
- WebSockets and GRPC
- API design and development
- Contract-first development
- Spring Boot and Nodejs
- Expressjs and Reactjs
- Nextjs and backend architecture
- Redis and caching strategies
- PyTorch, NumPy, Pandas, Scikit-learn for data science
- RAG techniques for AI applications
- Embeddings and prompt engineering strategies
- Documentation with Confluence
Timeline
Software Development Engineer II
Walmart Global Tech India
07.2024 - Current
Machine Learning Intern
Telus International AI
01.2024 - 06.2024
Bachelor of Engineering - Computer Science And Engineering
Birla Institute of Technology And Science (BITS) Pilani