Arjun Madhav k

Backend-focused full-stack developer skilled in Node.js, FastAPI, AWS and modern databases. Delivered measurable improvements in performance, cost optimization, and system reliability across large-scale products. Passionate about clean architecture, automation, and building efficient APIs.

Sustainability Economics.ai | Backend Developer Bengaluru | September 2024 - November 2025

• Re-architected FastAPI application using MVC architecure, decreasing code complexity by 40% and improving maintainability; reduced debugging time by 25% based on improved code structure.
• Develop and maintain 4 RESTful APIs in Nodejs and FastApi.
• Defined and documented the comprehensive backend and database technology stack for a critical proof-of-concept (PoC) application feature
• Implemented Docker containers to ensure consistent deployment across staging and production
• Assisted in the architectural design and modeling of DynamoDB tables.

BIZense | Backend Developer Bengaluru | June 2022 - August 2024

• Played a key role in developing Terragon Marketing Cloud (TMC) using Node.js, resulting in a 25%

increase in user engagement and satisfaction.

• Develop and maintain over 15 RESTful APIs using Nodejs and Express to assist front-end from scratch
• Optimize database queries of snowflake to reduce cost about 25%.
• Designed and implemented key components of a consolidated microservice platform using Node.js,

improving enterprise marketing processing speeds by 25% and platform stability..

• Engineered and deployed an intelligent chatbot solution using the Open AI's API and Azure Bot

Composer, this automation initiative earned the team the "Most Innovative" award from leadership.

• Optimized the data transfer process within the migration script, achieving a 30% reduction in migration time per tenant and improved overall system performance.
• Managed version control with Git, ensuring smooth collaboration and maintaining clean.
• Followed daily standing-up meetings and sprint reviews, fostering a collaborative environment where team members felt comfortable escalating blockers, leading to faster resolutions.

National Institute of Technology Calicut Calicut

Electronics and Communication Engineering B.Tech 2018 - 2022