Hello, I'm

Deepak Das

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Deepak Das

About Me.

Full Stack Developer with hands-on experience building cross-platform mobile applications, scalable backend systems, and production-grade web interfaces. Proficient in Flutter, Dart, Django, Django REST Framework, and React.js with strong expertise in RESTful API design, Firebase services, and state management (GetX, Provider, BLoC). Experienced in cloud deployment on AWS EC2, Nginx reverse proxy, SSL/TLS, Linux server administration, and CI/CD pipelines using GitHub Actions. Skilled in WebSocket-based real-time communication, WebRTC, payment gateway integration (Razorpay), IoT device integration, push notifications (FCM), and Google Play Store publishing.

My Expertise.

Mobile

Web

Backend & Server

Third-Party APIs & Cloud

Architecture & Tools

Professional Experience.

QLIQ – Home Nurse Care Platform

April 2025 – Present
Techfifo Innovations•Full Stack Developer
FlutterDjangoAWS EC2Nginx
  • Built a cross-platform Flutter application for real-time booking and tracking of home healthcare services.
  • Designed and developed secure RESTful APIs with JWT-based authentication and multi-role access control (admin, staff, user).
  • Deployed Django backend on AWS EC2 with Nginx reverse proxy, configured SSL/TLS via Let’s Encrypt, and managed DNS/domain routing.
  • Managed Linux server environment including systemd service configuration, environment variables, and Gunicorn process management.
  • Implemented structured API exception handling, retry logic, and GetX-based reactive state management on the Flutter client.

Helpdesk Ticket Management System

April 2025 – Present
Techfifo Innovations•Full Stack Developer
React.jsDjangoGitHub ActionsNginx
  • Developed a modular React.js frontend with role-based workflows for issue tracking and resolution management.
  • Built reusable component architecture with centralized state management and clean separation of concerns.
  • Automated build and deployment using GitHub Actions CI/CD; served production build via Nginx static hosting on Linux.

QliqCare – On-Demand Multi-Role Healthcare Platform ↗

Past Experience
QliqCare•Backend Developer
DjangoDRFReact.jsFlutterAWS
  • Architected and delivered a complete multi-role platform (caretaker, user, admin) end-to-end within 3 months as sole architect and DevOps engineer.
  • Built backend using Django and DRF with role-based secure API design, structured endpoint organization, and PostgreSQL database.
  • Implemented WebSocket-based real-time communication for live chat, audio, and video call coordination.
  • Integrated Razorpay payment gateway for advance and total payment processing workflows.
  • Built Superadmin Dashboard using React.js covering booking management, complaint handling, and reporting modules.
  • Handled full server deployment: AWS EC2 provisioning, Nginx reverse proxy, SSL/TLS, Gunicorn setup, and production hardening.

Let's talk

build together.

deepakdas.since2004@gmail.com