Avinash Kumar

Developed and optimized backend systems using Node.js and Express.js, ensuring high performance and scalability.
Integrated smart contracts on the server side using Web3.js, ensuring smooth functionality and seamless
interaction between the blockchain and application layers.
Successfully integrated the Polygon blockchain into applications, improving transaction processing speed by 40%.

Developed scalable Next.js API backend integrated with Salesforce CPQ and Supabase, implemented secure Azure Blob signed uploads and automated cron tasks to streamline quote management.

Designed and developed decentralized REST APIs and blockchain-integrated backend services for a Web3 marketplace supporting NFTs, virtual land, and real-time gaming token workflows, improving data consistency and latency.

Responsible for maintaining, creating, testing, and debugging backend applications while working as a backend developer.
Developed an Expense Management module that reduced HR workload by 30% and efficiently managed employee and company expenses.
Also handled vendor appointments for the company, managing brand partnerships and scheduling.

Developed an Expense Management module automating reimbursement workflows and vendor scheduling APIs, reducing manual HR effort by ~20% and improving operational tracking.

Implemented JavaScript, Node.js, Express, and MongoDB to develop scalable back-end solutions for a variety of projects.

Completed a Bachelor of Technology in Computer Science focusing on software development and backend systems from August 2016 to September 2020.