💻 Darshan Jain

Full Stack Developer | Node.js | React | Flutter | Scalable Systems

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🚀 About Me

Full-stack developer experienced in building and shipping production-grade systems across backend, web, and mobile applications.
Worked on real-world systems including a live ERP handling 1.33GB+ monthly traffic and scalable AI-powered platforms.

Focused on backend architecture, performance optimization, and real-world problem solving, with strong interest in distributed systems and product engineering.

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🛠 Technical Skills

Languages: Java, Python, C++, C, JavaScript
Frontend: React.js, React Native, Flutter
Backend: Node.js, Express.js, REST APIs, Socket.io
Databases: MongoDB, PostgreSQL, SQLite
Cloud & Tools: AWS, Docker, Firebase, Git, Postman
Core Concepts: DSA, OOP, DBMS, Operating Systems

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💼 Experience

Full Stack Developer Intern – ZootechX (Sep 2025 – Mar 2026)

• Architected and shipped a production ERP system for a distribution business, supporting web and mobile apps on a unified backend
• Currently handling 1.33GB+ monthly outbound traffic (partial rollout, scaling ongoing)
• Optimized backend performance using MongoDB aggregation, indexing, and Redis caching
• Built parallel processing pipelines and automation tools, reducing reporting time by 50%
• Developed AI chatbot systems with TTS/STT integration, increasing user engagement by 30%
• Led end-to-end delivery for 3+ clients (design → development → deployment)

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Web Developer Intern – ElightLabs (Jun 2023 – Jul 2024)

• Built responsive web applications with React and REST APIs
• Improved performance and cross-device compatibility across multiple client projects

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📂 Key Projects

🚀 Attendify – Smart Attendance System

Tech: Flutter, Firebase, BLE

• Built secure attendance system with BLE + device binding, reducing proxy attendance by 95%
• Integrated facial recognition (ML Kit) for multi-factor verification
• Designed real-time scanning architecture and admin system

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🎓 Smart Alumni Connect – Role-Based Platform (Winner – Spectrum 2026)

Tech: Next.js, React Native, Node.js, MongoDB

• Built scalable alumni platform with RBAC, real-time chat, and event systems
• Integrated video APIs (Agora/Zego) and payment workflows
• Designed modular backend supporting multiple user roles

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🌐 Open Source Contributions

🔹 PinchTab Organization

• Contributed to PinchTab and idpi-shield repositories
• Implemented prompt injection defense mechanisms and backend improvements
• Merged multiple pull requests in collaborative workflows
• Selected as a private organization member, contributing to production-grade repositories

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🏆 Achievements

• 🥇 1st Prize – CodeStorm 2025 (400+ teams)
• 🥇 1st Prize – Spectrum 2026
• 🥈 Runner-up – Capstone Project Competition
• 📜 Advanced training in SAR (PolSAR, InSAR) – IIT Bombay
• 📈 Consistently ranked top for three consecutive semesters

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📫 Connect with Me

📧 Email: [email protected]
💼 LinkedIn: https://www.linkedin.com/in/darshanjain912
💻 GitHub: https://github.com/Djain912
🌐 Portfolio: https://darshanjainportfolio.netlify.app

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