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Best E-Commerce Software Development Company in Kolkata – Konnectix

Top E-Commerce Software Development Services in Kolkata

Do you want to construct an e-commerce software solution for your online business, which will be fast, scalable, and high-performance? Konnectix is the most trusted e-commerce software development company in Kolkata, offering secure, feature-rich, and conversion-focused e-commerce platforms for startups, SMEs, enterprise brands, D2C companies, wholesalers, and multivendor marketplaces.

Whether you need a single-vendor online store, multi-vendor marketplace, grocery app, fashion store, electronics store, B2B ordering platform, pharmacy e-commerce, or a totally custom-built e-commerce software system, at Konnectix, our expert team develops highly powerful, user-friendly, and revenue-driven e-commerce solutions that help you sell more and scale faster. Every solution delivered would possess a clean UI/UX, mobile-friendly interface, high-speed performance, secure checkout, payment integration, product management, analytics, and custom automation features by default.

4.9
(2,847 Reviews)
2,500+
Projects Delivered
15+
Expert Developers

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Best E-Commerce Software Development Company in Kolkata – Konnectix Tech

Online Businesses
Online Businesses
Brands
Brands
Retailers
Retailers
Wholesalers
Wholesalers
D2C Companies
D2C Companies
Entrepreneurs
Entrepreneurs
Online Businesses
Online Businesses
Brands
Brands
Retailers
Retailers

We help online businesses, brands, retailers, wholesalers, and different types of entrepreneurs in Kolkata to build strong e-commerce platforms for improved sales, better customer experiences, and growing online presence. Driven by creativity and powered by the latest technologies, we have developed secure, scalable, and intuitive e-commerce systems for fashion brands, FMCG companies, local stores, real estate, electronics, grocery chains, home décor brands, and highly voluminous marketplaces with more than four years of experience.

Every e-commerce platform we develop is visually appealing, strategically built, conversion-oriented, and crafted for maximum performance. Whether you need a custom e-commerce CMS, Shopify-like admin panel, vendor onboarding system, automated inventory management, or a fully tailored order management solution-we build platforms using Laravel, React, Node.js, WooCommerce, or fully custom architecture based on your business needs.

We use ecommerce psychology, design oriented towards funnels, best practices in UI/UX, and optimization techniques for speed to ensure your platform converts visitors into paying customers. With deep knowledge of Kolkata's business landscape and customer behavior, we design ecommerce systems that are intuitive, secure, and capable of handling small to large-scale operations.

Our pricing is transparent and highly affordable to ensure businesses of all sizes, from startups to large enterprises, can access high-quality customized e-commerce development. At Konnectix, you get scalable, secure result-driven platforms built for growth.

Technologies We Used

Cutting-edge technologies powering our e-commerce solutions

HTML5

Semantic Markup

CSS3

Modern Styling

JavaScript

Dynamic Functionality

PHP

Server-side Logic

Laravel

PHP Framework

Python

Backend Development

React

Frontend Framework

Node.js

Runtime Environment

AWS

Cloud Services

Docker

Containerization

Git

Version Control

WordPress

CMS Platform

HTML5

Semantic Markup

CSS3

Modern Styling

JavaScript

Dynamic Functionality

Key Features of Our E-Commerce Software Development Services

Highlighting the Smartest Features for Modern Online Businesses

Custom E-Commerce Website & App Development

Secure Checkout, Payment Gateway & Wallets

Advanced Product, Inventory & Order Management

Lightning-Fast Performance & Strong Security

User-Friendly Admin & Vendor Dashboards

Custom E-Commerce Website & App Development

We build fully customized e-commerce platforms—no ready-made templates—giving your brand a unique shopping identity.

Tailored Storefronts: Designed for your products, audience, business model, and industry needs.

Optimized Buying Experience: Fast load times, clean layouts, engaging product pages, and smooth checkout flow.

Custom E-Commerce Development

Secure Checkout, Payment Gateway & Wallets

We integrate reliable and secure payment systems such as:

Razorpay, Paytm, Stripe, UPI, Net Banking, Wallets & EMI options

Customers enjoy seamless payments, boosting conversions and trust.

Secure Checkout

Advanced Product, Inventory & Order Management

Smart tools to automate your business operations:

Bulk product upload, Smart inventory tracking, Order lifecycle automation, Shipping partner integration (Shiprocket, Delhivery)

This reduces manual workload and increases efficiency.

Inventory Management

Lightning-Fast Performance & Strong Security

We build e-commerce platforms capable of handling high traffic and large product volumes.

Optimized Speed: Clean coding, CDN support, caching, and image optimization ensure near-instant loading.

Enterprise Security: SSL protection, Secure APIs, Firewall setup, Fraud prevention, Database encryption

Performance & Security

User-Friendly Admin & Vendor Dashboards

We provide intuitive dashboards for managing all e-commerce operations:

Admin Panel Features: Manage products, orders, coupons, inventory, settings, banners, and analytics.

Vendor Dashboard (for multivendor stores): Vendor onboarding, Product uploads, Sales reports, Payout requests

Admin Dashboards

Our E-Commerce Software Development Services

Comprehensive solutions to build and scale your online business

Custom E-Commerce Website Development

Tailor-made platforms built for your brand, products, and customer journey.

  • Custom storefronts
  • Mobile-responsive design
  • Fast loading speeds
  • SEO-friendly structure

Multivendor Marketplace Development

Create platforms like Amazon, Flipkart, or Meesho with vendor dashboards and automated workflows.

  • Vendor onboarding system
  • Automated workflows
  • Commission management
  • Multi-vendor support

E-Commerce Mobile App Development

Android, iOS, and hybrid apps that provide a seamless shopping experience.

  • Native & hybrid apps
  • Push notifications
  • Offline functionality
  • App store optimization

Payment Gateway & Checkout Optimization

Smooth, secure, fast checkout systems to reduce cart abandonment.

  • Multiple payment options
  • One-click checkout
  • Cart abandonment recovery
  • Secure transactions

Custom ERP, CRM & API Integrations

Inventory sync, billing software, shipping partners, accounting tools, and marketing automation.

  • ERP integration
  • CRM connectivity
  • Shipping APIs
  • Accounting sync

E-Commerce UI/UX Design

Modern, high-conversion designs inspired by top global brands.

  • User-centric design
  • Conversion optimization
  • Modern aesthetics
  • Brand-aligned visuals

E-Commerce SEO & Conversion Optimization

Product page optimization, schema setup, and tracking to boost sales.

  • Product SEO
  • Schema markup
  • Analytics tracking
  • Conversion funnels

Maintenance & Support

Security updates, performance improvements, new features, and ongoing assistance.

  • Security updates
  • Performance optimization
  • Feature additions
  • 24/7 support

Custom E-Commerce Website Development

Tailor-made platforms built for your brand, products, and customer journey.

  • Custom storefronts
  • Mobile-responsive design
  • Fast loading speeds
  • SEO-friendly structure

Multivendor Marketplace Development

Create platforms like Amazon, Flipkart, or Meesho with vendor dashboards and automated workflows.

  • Vendor onboarding system
  • Automated workflows
  • Commission management
  • Multi-vendor support

E-Commerce Mobile App Development

Android, iOS, and hybrid apps that provide a seamless shopping experience.

  • Native & hybrid apps
  • Push notifications
  • Offline functionality
  • App store optimization

Payment Gateway & Checkout Optimization

Smooth, secure, fast checkout systems to reduce cart abandonment.

  • Multiple payment options
  • One-click checkout
  • Cart abandonment recovery
  • Secure transactions

Custom ERP, CRM & API Integrations

Inventory sync, billing software, shipping partners, accounting tools, and marketing automation.

  • ERP integration
  • CRM connectivity
  • Shipping APIs
  • Accounting sync

E-Commerce UI/UX Design

Modern, high-conversion designs inspired by top global brands.

  • User-centric design
  • Conversion optimization
  • Modern aesthetics
  • Brand-aligned visuals

E-Commerce SEO & Conversion Optimization

Product page optimization, schema setup, and tracking to boost sales.

  • Product SEO
  • Schema markup
  • Analytics tracking
  • Conversion funnels

Maintenance & Support

Security updates, performance improvements, new features, and ongoing assistance.

  • Security updates
  • Performance optimization
  • Feature additions
  • 24/7 support
E-Commerce Software Development in Kolkata

Why E-Commerce Software Development is Critical for Kolkata Businesses

In today's digital-first market, customers in Kolkata increasingly prefer shopping online before stepping into physical stores.

A powerful e-commerce platform helps you:

Sell 24/7 without limitations

Increase customer reach across Kolkata & nationwide

Improve brand trust and online visibility

Automate business operations

Boost sales through optimized user journeys

Whether you are a retailer, manufacturer, wholesaler, or startup—an e-commerce system is essential for long-term business growth.

How Konnectix Builds E-Commerce Software

Our streamlined development process

Requirement Analysis

Understanding your products, audience, operations, and business goals.

Planning & Architecture

Finalizing features, user flow, modules, security layers, and integrations.

Design & Development

Building fast, responsive, and secure e-commerce systems optimized for conversions.

Testing & Launch

Speed testing, functionality testing, payment testing, and bug fixes.

Post-Launch Support

Updates, monitoring, security checks, and new features.

Requirement Analysis

Understanding your products, audience, operations, and business goals.

Planning & Architecture

Finalizing features, user flow, modules, security layers, and integrations.

Design & Development

Building fast, responsive, and secure e-commerce systems optimized for conversions.

Testing & Launch

Speed testing, functionality testing, payment testing, and bug fixes.

Post-Launch Support

Updates, monitoring, security checks, and new features.

Why Choose Konnectix for E-Commerce Software Development?

4+ years of experience building advanced, scalable e-commerce systems

100% custom development — no templates or pre-built themes

Secure, high-performance platforms with industry-standard technologies

Fast delivery with flexible revision support

Transparent, affordable pricing with long-term value

Get Started Today

Fill out the form and we'll get back to you within 24 hours

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Other Software Development Services

Explore our comprehensive range of custom software solutions

HR Software Development

Complete HR management systems with payroll, attendance, leave management, and employee self-service portals.

Learn More

Factory Software Development

Manufacturing execution systems with production planning, quality control, and real-time monitoring features.

Learn More

Accounting Software Development

Comprehensive accounting solutions with GST compliance, invoicing, expense tracking, and financial reporting.

Learn More

Workforce Management Software

Employee scheduling, time tracking, task management, and productivity monitoring for efficient workforce management.

Learn More

Hotel Software Development

Property management systems with booking engine, front desk operations, housekeeping, and guest management.

Learn More

Healthcare Software Development

Hospital management systems with patient records, appointment scheduling, billing, and telemedicine features.

Learn More

See what our clients are saying

Hear From Our Satisfied Clients

Rajesh Kumar - Fashion Retailer

Konnectix developed a custom inventory management system that integrated perfectly with our POS and accounting software. The system has reduced our inventory discrepancies by 95% and saved us countless hours of manual work. Their team understood our business needs and delivered exactly what we wanted. Highly recommended!

Nandini Thakur

This career turned out to be better than my expectations. As a beginner in coding, I was worried about the complexity of app development, but the course broke it down into manageable steps. The mentor was patient and helpful, and the hands-on projects were both challenging and rewarding. This course not only taught me how to develop apps but also provided valuable insights into app monetization and marketing.

Karthik Sharma

I had been wanting to break into mobile app development, and this course was the perfect starting point. The live training sessions were well-structured, making it easy to understand the concepts. The mentorship provided the support I needed, and the course's focus on practical projects allowed me to build real apps. With the career-oriented content, including app store submission and marketing strategies, I feel ready to embark on a career in mobile app development.

Anjali Khurana

The Mobile App Development Course was an incredible learning experience. The instructor-led training was engaging and provided a solid foundation in mobile development. The hands-on approach with real projects helped me build confidence and practical skills. The community support and mentorship made the learning journey enjoyable and rewarding.

Rahul Singh

The course structure was excellent and the mentors were very supportive. I learned not just the technical aspects but also the business side of mobile app development. The hands-on projects gave me confidence to start my own app development journey.

Priya Sharma

Amazing course with practical learning approach. The instructors were knowledgeable and always ready to help. I successfully built and published my first app within 3 months of completing the course.

Abhinav Tiwari

I wanted to upskill and diversify my career options, and this course was the perfect choice. The live sessions were informative and engaging, and I appreciated the mentor's expertise. The work on projects allowed me to apply what I learned, and the career-oriented components, such as app testing and user experience design, were extremely valuable.

Nandini Thakur

This career turned out to be better than my expectations. As a beginner in coding, I was worried about the complexity of app development, but the course broke it down into manageable steps. The mentor was patient and helpful, and the hands-on projects were both challenging and rewarding. This course not only taught me how to develop apps but also provided valuable insights into app monetization and marketing.

Karthik Sharma

I had been wanting to break into mobile app development, and this course was the perfect starting point. The live training sessions were well-structured, making it easy to understand the concepts. The mentorship provided the support I needed, and the course's focus on practical projects allowed me to build real apps. With the career-oriented content, including app store submission and marketing strategies, I feel ready to embark on a career in mobile app development.

FAQs About E-Commerce Software Development in Kolkata

Here's everything you may ask:

Single-vendor, multivendor, B2B, subscription-based, grocery, retail, and custom e-commerce systems.

Typically 3–8 weeks depending on features and complexity.

Yes — all major payment and courier APIs can be integrated.

Absolutely — every platform is fully responsive and fast-loading.

Yes — continuous updates, security monitoring, and performance optimization.

Our E-commerce Portfolio

Explore our successful e-commerce websites and online stores

E-commerce Website Template

Modern E-commerce Store

Complete Online Shopping Solution

CapitalShop E-commerce Template

CapitalShop Store

Professional E-commerce Platform

Free E-commerce Website Template

Premium E-commerce Template

Responsive Online Store Design

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