Madhumitha Shanmugam

Software Engineer with 2+ years of experience independently delivering full-stack web and mobile applications end-to-end — from system design through production support. Skilled in React.js, React Native, FastAPI, Flask, PostgreSQL, and MongoDB, with hands-on experience in AWS, Docker, CI/CD pipelines, and high-volume payment systems.

Software Engineer at Neos Group (2025-06 – 2026-05)

Fliplyn – Multi-Platform Food Ordering & Wallet Ecosystem

• Designed and developed a corporate cafeteria (B2B) platform supporting employee meal benefits and caterer ordering systems.
• Built the Fliplyn B2C kiosk ordering application, a self-service food ordering system used inside corporate cafeterias for quick employee ordering.
• Developed wallet infrastructure and payment systems processing 10,000+ wallet transactions and 10,000+ Cashfree payment transactions.
• Implemented automated daily, weekly, and monthly wallet crediting using scheduled cron jobs.
• Developed admin platform and role-based dashboards to manage companies, caterers, users, orders, and financial transactions.
• Provided ongoing production support including monitoring live systems, resolving production issues, debugging payment failures, and ensuring platform stability.
• Mentored and trained interns on full-stack development (React.js + FastAPI), guiding them through real project tasks and best engineering practices.
• Conducted technical interviews and candidate evaluations, assessing problem-solving ability, coding skills, and system understanding for hiring decisions.
• Tech: React.js, FastAPI, PostgreSQL, Cashfree, Cron Jobs

Freelance Full Stack Developer at TechSilicon (2025-04 – 2025-06)

• Delivered SEO-optimized websites for multiple companies, including TechSilicon, AP LMEC Systems, and KautilSoft.
• Developed a complete eCommerce platform supporting vendor onboarding, product management, and customer ordering.
• Designed backend APIs using FastAPI and integrated with React frontend applications.
• Managed full production deployment using Cloudflare Pages, Fly.io, and Neon PostgreSQL.

Backend Engineer Intern at Bmdpe Technologies (2024-12 – 2025-03)

• Developed backend APIs for vendor onboarding and food ordering workflows in the Grocify delivery platform.
• Performed API testing, debugging, and performance fixes, improving backend stability.
• Tech: Python, Flask, MongoDB

Frontend Engineering Intern at TEK STRUCTURES (2024-05 – 2024-10)

• Developed CRM application interfaces using React.js and integrated backend APIs with FastAPI.
• Built a mobile scheduling application using React Native with Expo Calendar integration.

Bachelor of Computer Applications in Computer Applications – SDHR Degree and PG College, Sri Venkateswara University (2023-09 – 2023-09)