Serving Kolkata, West Bengal
Software Development Company in Kolkata, West Bengal
CodeQuan Technologies Pvt. Ltd. is headquartered in Belgharia, Kolkata. We build websites, mobile apps, GST software, hospital ERPs, and custom solutions for Kolkata businesses — and beyond.
- Projects Delivered
- 200+Projects DeliveredAcross 20+ Indian industries
- Happy Clients
- 150+Happy ClientsStartups to large enterprises
- Years in India
- 8+Years in IndiaTrusted since 2016
- Client Satisfaction
- 99%Client SatisfactionWe don't stop until it's right
What We Build
Full-Stack Expertise, End-to-End
From pixel-perfect interfaces to rock-solid backend infrastructure — we cover every layer of the modern software stack.
Website & E-Commerce Development
High-performance, SEO-optimised websites and e-commerce stores for Indian businesses. From Razorpay integration to GST-compliant invoicing — built right the first time.
- Next.js · React · TypeScript
- Razorpay / PayU / UPI integration
- GST-compliant invoicing
Mobile App Development
Cross-platform iOS and Android apps for Indian startups, hospitals, schools, and enterprises — built with Flutter and React Native with Indian payment gateway support.
- Flutter & React Native
- iOS & Android from one codebase
- UPI / Razorpay integration
UI/UX Design
User-centred design for Indian audiences — multilingual support, high-contrast accessible interfaces, and mobile-first layouts built for India's diverse user base.
- Figma design systems
- Multi-language support (Hindi + English)
- User research & usability testing
Custom Software & ERP
Bespoke software for Indian businesses: hospital management systems, school ERPs, GST billing platforms, CRM tools, and legacy system modernisation.
- Hospital Management Systems
- School & Coaching Institute ERP
- GST billing & compliance software
Cloud Hosting & Deployment
AWS Mumbai and GCP India region deployments with Docker, Kubernetes, and CI/CD pipelines. Fast Indian servers, 99.9% uptime, and full data residency compliance.
- AWS Mumbai / GCP India regions
- Docker & Kubernetes
- CI/CD pipeline automation
Website & App Maintenance
Affordable monthly maintenance plans for Indian businesses — security updates, performance monitoring, content changes, and priority WhatsApp support.
- Monthly maintenance packages
- Security patches & updates
- Performance monitoring & tuning
Client Results
Trusted by Product Teams Worldwide
Don't take our word for it — here's what engineering leaders and founders say after shipping with us.
“We needed a hospital management system that understood Indian healthcare workflows — OPD billing, insurance claims, and pharmacy. CodeQuan Technologies Pvt. Ltd. delivered everything on time. Our billing errors dropped 40% in the first month alone.”
Medical Director · Kothari Medical Centre, Kolkata
Hospital Management System
“Our LegalTech platform was live in 4 months. The team understood compliance requirements, integrated Razorpay cleanly, and built a system that 300+ advocates rely on daily. Exceptional execution for an Indian startup.”
Founder · QuickSettle Legal, Delhi
Custom Software Development
“The school ERP manages fee collection, attendance, and results for 8,000 students across 8 campuses. Parents love the Flutter mobile app. The team was patient with our requirements and delivered within budget.”
Director · The Scholars Academy (8 Schools), Bangalore
School ERP & Mobile App
“Our Flutter food delivery app went live in 3 months and handles 50,000+ orders every month now. UPI and Razorpay integration was seamless. Best technology partner we've worked with in India — highly recommended.”
CEO & Founder · ZestBite Foods, Kolkata
Flutter App Development
“SwiftCargo transformed how we operate. Real-time tracking for 5,000+ daily deliveries across Maharashtra and Gujarat. Our client retention improved 25% simply because they could track their shipments. Outstanding work.”
Managing Director · Patel Logistics, Pune
React Native App Development
“We needed GST invoicing, Razorpay payments, and multi-warehouse inventory — all within ₹1.5 lakh. CodeQuan Technologies Pvt. Ltd. delivered a clean, fast e-commerce site on time. Sales are up 60% since launch. No regrets.”
Owner · ShopBharat Retail, Hyderabad
E-Commerce Development
Kolkata FAQ
Questions From Kolkata Businesses
Everything Kolkata businesses ask before starting a software project with CodeQuan Technologies Pvt. Ltd.
Let’s Build Together
Ready to Build Software for Your Kolkata Business?
Tell us what you need — a website, mobile app, ERP, or custom platform — and our senior engineers will send a clear proposal with INR pricing within 24 hours, wherever you are in Kolkata.