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Resume · Updated 17 Oct 2026

Kailash Rajput

Software Engineer · Gujarat, India

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Summary

Software engineer who builds products end to end, from client requirements and technical decisions to deployment and production support. At Heizen I've built procurement platforms for enterprise clients in Oman and India, and two delivery apps live on Google Play and the App Store: Freshiyo, built from scratch to 2,000+ customers, and Nutrio, with 1,000+ customers. I work across web, mobile and backend with TypeScript, React, Next.js, NestJS, Node.js and React Native.

Experience

Heizen (opens in a new tab) (formerly OpenGig)

– Present

Software Engineer · Full-time · Hybrid · Hyderabad, Telangana, India

Work directly with clients to understand their problems, shape the product and take it from development to production, for enterprise clients and startups.

Al Bahja Group: procurement and internal management platform for an enterprise group in Oman, built end to end

  • Built the platform from requirements to production, covering the full procurement cycle: purchase requests with General Manager and Purchase Head approvals, RFQs with side-by-side quote comparison, purchase orders, shipment tracking and billing.
  • Manages master data for 6,000+ items, suppliers and other business data, with a separate supplier portal where suppliers manage their work and coordinate with the company.
  • Built an AI inbox for supplier email: a worker polls the shared Outlook mailbox (Microsoft Graph) and queues each email on AWS SQS, then an agent links replies to the right RFQ or purchase order, extracts quoted prices, lead times and Incoterms into structured rows, and drafts a reply for a buyer to review.
  • Also covers local purchases, daily rate contracts, freight RFQs and purchase orders, supplier onboarding, and reports on spend, supplier performance and procurement P&L. Built with Next.js, NestJS, Prisma, PostgreSQL, the Vercel AI SDK, Docker and Turborepo.

Freshiyo: hyperlocal grocery delivery startup, built from scratch

  • Built the complete platform from scratch: the customer app for Android and iOS, the delivery partner app, the admin panel and the warehouse management system.
  • Customers browse groceries from nearby stores by category, order for instant delivery or a scheduled time slot, pay by UPI, card or cash on delivery, and track the order live.
  • Built with React Native and Expo on a NestJS and Node.js API with MongoDB, deployed on AWS Lightsail; live on Google Play and the App Store with 2,000+ customers and ₹7 lakh+ in revenue.

Nutrio: healthy food delivery app with subscriptions

  • Built the customer app for Android and iOS, the delivery app and the admin panel for a service delivering juice shots, bowls, juices and protein bars.
  • Customers order instantly, schedule for later, or take 7-day and 30-day subscriptions with chosen delivery days, and can swap a day's bowl or its ingredients.
  • Built with React Native and Expo, NestJS, Node.js and MongoDB on AWS Lightsail; live on both stores with 1,000+ customers.

Raphe: procurement and ticketing platform for Raphe mPhibr in India

  • Worked on the platform where every purchase is a ticket that moves through requesting department, procurement, finance and management approval, through to delivery and payment.
  • Helped automate ticket assignment and improve how teams handle procurement tasks, on a platform that also covers payment and delivery analytics and ERP-synced master data.
  • Built with Next.js, NestJS and PostgreSQL, and runs on the client's own infrastructure.

Startup projects: products for early-stage startups across different domains

  • Handled each project end to end: understanding requirements, developing features, deployment and production support.
  • Built an internal tool with a client dashboard and a RAG-based chatbot that answers questions from company data.

Inventyv Software Services (opens in a new tab)

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Software Engineer · Internship · On-site · Ahmedabad, Gujarat, India

  • Developed and maintained REST APIs with the Axum framework in Rust.
  • Built screens for a health coaching iOS app with Storyboard and UIKit, and a Threads app interface in SwiftUI.

CodeFobe (opens in a new tab)

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Software Engineer · Internship · Remote · Delhi, India

  • Converted the React Native app into a web version from the same codebase with React Native Web and Webpack.
  • Built a survey screen and its backend to gather user feedback, and improved the app's review system.
  • Fixed important bugs reported by users, making the app more stable.

Ardent Sport

–

Back End Developer · Internship · Remote · Ahmedabad, Gujarat, India

  • Reworked backend code so the APIs respond faster.
  • Built new APIs and fixed the server errors that were causing 502 responses.

Education

  • Dharmsinh Desai University, B.Tech in Computer Engineering, CPI 7.75/10

    2021 – 2025

  • Sankalp Science School, Higher Secondary Certificate (HSC), GSEB, 89%

    2019 – 2021

Technical skills

AI / LLM
LLM agents, RAG, Email and document extraction, Vercel AI SDK, Claude, Gemini
Backend
TypeScript, Node.js, NestJS, Express.js, PostgreSQL, MongoDB, MySQL, Redis, Prisma, Kafka, REST APIs, Java, Spring Boot
Frontend & apps
React, Next.js, React Native, Expo, JavaScript, Tailwind CSS, shadcn/ui, React Native Web
Cloud & DevOps
AWS (ECS, ECR, S3, Lightsail, SQS), Google Cloud, Azure, Docker, Turborepo, CI/CD, Git
Engineering
Product engineering, System design, Procurement and ERP workflows, Client requirements, Data structures & algorithms (C++), Agile