Hi, I’m Arvind Kumar C

Cut class scheduling from days to minutes

AI chat agent that finds fitness classes by location, preference, and favorites — with direct booking from the conversation. Part of a multi-agent platform built on Google’s A2A protocol.

Python, Google A2A, Vertex AI, Gemini 2.5 Flash, Gemini 3

Answered “what’s in our vendor contracts?” in seconds

RAG-powered contract intelligence for ~1,000 vendors. Natural language search across years of contracts, comparing terms across multi-vendor projects. Replaced weeks of legal review with a query.

Angular, Java, Vertex AI, RAG

Automated retail operations, predicted ATM cash demand

Intelligent automation for retail businesses — time-consuming tasks replaced with AI-driven workflows. Predicted cash replenishment needs for ATM kiosks, reducing stockouts and surpluses.

R, Python, Java, Go, Kotlin, PostgreSQL, Spring Boot, Flask, ReactJS, Docker, Prometheus

Built a token economy for sports gaming

Gaming platform using Token Bonding Curve to dynamically adjust athlete prices. Token holders gain demand and performance-based value — a real DeFi mechanic in a consumer product.

NodeJS, Firebase, React Native, Solana Blockchain

Connected online browsing to in-store notifications

Correlated physical and virtual consumer experiences for a major shopping mall. Liked an item online? Got a notification when you walked into the mall where it was available in-store.

Java, Coffeescript, AWS Kinesis, Apache Storm, BLE beacon integration

Delivered pre and post-natal care to remote Ghana

Daily health advice calls and emergency nurse dispatch for hilly regions in Ghana. A collaboration between ThoughtWorks, the Bill & Melinda Gates Foundation, and Grameen Foundation.

Java, ActiveMQ, Asterisk, MySQL, Spring

Habitus — family habit building, together

Helps households build and track habits with shared accountability and motivation.

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React, Supabase

Deployed enterprise feedback across managed Android fleets

MDM-managed tablet application for collecting feedback at enterprise locations — deployed across managed Android devices with centralized control and reporting.

NextJS, TypeScript, PostgreSQL, Android MDM, Playwright

Aggregated India’s tier-2 town theatres into one platform

Real-time seat blocking against Vista remote box office systems. Brought dozens of independent theatres online for the first time.

Golang, PostgreSQL, LocustIO

MSV Payroll — simplified daily wages for catering

Payroll tool that records programs, manages staff, and calculates daily wages for a catering business.

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React, Python, FastAPI

Real-time device integration for K12 classrooms

Tablet-based education platform — BYOD or managed devices, classroom presence, session management, homework sharing, and grading in real time.

Ruby On Rails, XMPP, Android, Gatling, MySQL, Cucumber

High-performance monitoring for network switches

Pluggable architecture supporting any device and module dynamically. Monitored switch fleets at scale for a major manufacturer.

J2EE, JBoss, MObjects, JMS, MySQL

Rewrote a global antibody producer’s order system

Replaced a legacy order management system handling delivery timelines across the globe. Complete rewrite for a mission-critical supply chain.

C#.Net, MSSQL Server

Complete hospital management for TLM hospitals across India

Patient records, pharmacy, and doctor visits — one unified system deployed across TLM hospitals nationwide.

Java, Spring, Hibernate, Javascript, jQuery