Open for new projects · --:-- in Kolkata

Web Development

Websites that are fast, secure and easy to manage

Explore Web Development

Solutions 12

  • Custom-coded, SEO-ready and mobile-first from day one
  • Cost and timeline fixed in writing before work starts
  • Support and maintenance that continues after launch
Related workThe Distinctive DesignInterior Design Website
Mobile App Development

Native and cross-platform apps people keep using

Explore App Development

Solutions 4

  • One codebase for Android and iOS with Flutter or React Native
  • Native Android and iOS builds where performance matters most
  • Play Store and App Store release handled for you
Related workWind of ChangeLoyalty Programme SoftwareRelated workHappy HookiePost-Purchase Upsell Bundles
Ecommerce Development

Online stores built to convert and simple to run

Explore Ecommerce

Solutions 3

  • Payment gateway, shipping and inventory integrations
  • Checkout designed around conversion, not decoration
  • Catalogue management your own team can handle
Related workMobile StoreEcommerce WebsiteRelated workEkarthaan StudiosRestoration, Migration & Redesign
Digital Marketing

Campaigns measured against revenue, not vanity metrics

Explore Marketing

Solutions 6

  • SEO that builds rankings you keep
  • Google Ads and Meta campaigns with clear cost per lead
  • Content written for search intent and for real readers
Related workRogers MorrisAdvisory Website & MU Plugin
Software Development

Custom software shaped around how your business works

Explore Software

Solutions 2

  • Built on a robust, well-documented architecture
  • Integrates with your CRM, ERP and third-party systems
  • Thorough testing before every release
Related workIPS Auto PartsAuto Parts MarketplaceRelated workWind of ChangeLoyalty Programme Software
Web Design

Interfaces that are clear, quick and good to use

Explore Web Design

Solutions 1

  • Wireframes and clickable prototypes in Figma
  • Design systems that keep every screen consistent
  • Responsive layouts tested on real devices
Related workEverything Started As NothingCustom Shopify ThemeRelated workWind of ChangeLoyalty Programme Software
Dedicated Hirings

Vetted developers who work as part of your team

Explore Hiring

Hire a dedicated developer 13

  • Start within days, not months
  • Working hours that overlap with your time zone
  • Scale the team up or down as the work changes
Related workKT HubLive Batch Addon Plugin

Fast, scalable and real-time web applications powered by .NET. Our .NET development company in Kolkata builds enterprise web and desktop applications with ASP.NET, .NET Core and Blazor on clean, maintainable code.

  • 100% Confidential
  • We Sign NDA
  • Reply in 3 minutes

Microsoftbacked framework

Secureand scalable architecture

Cloud-ready with Azure
  • 8
    Years Proven Track Record
  • 98%
    Customer Satisfaction
  • 200+
    Projects Delivered
  • 3Min
    Average Response Time
  • 12
    Industries Served
.NET development services by Rishfotech in Kolkata
Enterprise-classweb and desktop apps

Web Development

.NET Development Solutions

High-performance, scalable .NET solutions that integrate smoothly and work dependably for enterprise-class web and desktop applications.

As a .NET development company, we use our expertise to give your business high-performance, scalable solutions that integrate smoothly and provide dependable functionality for enterprise-class web and desktop applications.

Built on the strong foundation of the Microsoft ecosystem, Rishfotech’s .NET development services create powerful, database-driven, dynamic solutions across the whole platform, from ASP.NET MVC to .NET Core and .NET 6, .NET 7 and later. We write clean, maintainable code with enterprise-level integrations for high-performing web and desktop applications. .NET is a natural fit for applications that demand scalability, cloud infrastructure and secure operations.

Get Free Quote

.NET Development

Our Expertise In Action

Custom .NET Web Applications

Cross-Platform Compatibility (Via .NET MAUI Or Xamarin)

SEO-Friendly & Clean Code Structure

Highly Secure & Scalable Architecture

Optimized For Performance & Speed

Ongoing Support & Maintenance

Our Custom .NET Development Services

.NET handles demanding, data-heavy business applications well. These are the solutions our .NET developers build most often.

Enterprise web application development with .NET

Enterprise grade

Enterprise Web Applications

We are experts in building complex, feature-rich applications for environments that demand security, scalability and cross-functional integration. Our .NET development company builds custom applications with role-based access, analytics dashboards and well-structured business logic layers.

Ecommerce platform development with ASP.NET

ASP.NET stores

E-commerce Platforms

We use ASP.NET and .NET Core to develop heavy-duty, high-security e-commerce platforms with dynamic product catalogues, payment gateways and smart recommendation engines that improve the user experience and conversions.

Ecommerce development
Healthcare management system built on .NET

Hospitals and clinics

Healthcare Systems

Our .NET development services include complete management systems for hospitals and clinics, with patient portals, EMRs, scheduling, billing and secure record storage. HIPAA and GDPR compliance keeps patient data protected.

Learning management system development with .NET

Education portals

Learning Management Systems (LMS)

We develop interactive, multilingual and scalable education portals. Features such as student dashboards, progress tracking, content modules, exam engines and teacher admin panels run on secure .NET frameworks.

CRM system development on .NET

Sales and service

CRM Systems

We build .NET-based CRM platforms that let you manage leads, run marketing campaigns and integrate with ERP systems, so every task is covered in one place. Each CRM is scalable and flexible, with analytics that give real-time insight into your data.

Benefits Of .NET Development

What you gain
  • Scalable Applications
  • Microsoft Ecosystem
  • Secure & Stable
  • Fast Development
  • Cross-Platform .NET
What we bring
  • Framework Support
  • 24/7 Help
  • Secure Systems
  • Platform Independent
  • Digital Strategy

Why Choose .NET Technology

.NET development makes sense for many projects, depending on your goals, your team’s experience and your long-term plans. Here are ten reasons .NET may be the right choice for your web application.

Microsoft Backed

Supported by Microsoft with long-term updates.

Cross Platform

Works on Windows, Linux and macOS with .NET Core.

High Performance

An optimised runtime delivers fast, reliable apps.

Secure Framework

Built-in security features protect applications.

Scalable Solutions

Ideal for enterprise-grade and large applications.

Rich Libraries

Extensive APIs and ready-to-use components.

Cloud Ready

Smooth integration with Microsoft Azure services.

Multi Language

Supports C#, VB.NET, F# and more.

Enterprise Trusted

Widely used in finance, healthcare and government.

Future Proof

Regular updates bring modern features and stability.

Our Process

Our .NET Development Process

Five clear stages take your .NET application from first conversation to launch and beyond.

Start With A Free Call
  1. Step 1

    Requirement Analysis

    We start by identifying your business goals and mapping them to a .NET solution crafted for you. Our team runs a detailed workflow analysis to confirm that every user interaction is considered, along with the features needed to build the product in a scalable, efficient way. We also examine your existing infrastructure and technical environment so that our .NET development services align with future business growth.

  2. Step 2

    Design & Theme Planning

    We build intuitive, brand-aligned interfaces while keeping scalability and integration in mind. Responsiveness and usability are the key qualities of our UI/UX elements in .NET, giving a rich experience on desktop and mobile. From colour palettes to component layouts, our design thinking engages users and drives conversions.

  3. Step 3

    Custom Development

    With ASP.NET, .NET Core, Blazor and other frameworks, our developers create custom applications that express your business logic directly. Functionality is extended through API, third-party tool and microservice integrations, following SOLID principles and clean architecture. As a .NET development company, we make sure each solution is modular, testable and maintainable.

  4. Step 4

    Testing & Optimization

    Our QA team carries out extensive unit and integration testing and performance optimisation on your .NET applications for reliability and speed. Cross-browser tests, security audits and stress tests are run regularly to maintain quality. We also monitor application metrics to find and resolve bottlenecks, so your .NET solution performs well under any conditions of use.

  5. Step 5

    Deployment & Support

    We handle deployment and provide ongoing oversight and support after launch. Rishfotech’s deployment approach is built for stability, scalability and proactive maintenance tailored to changing business requirements, whether cloud-based or on-premises. Our .NET development service includes version control, rollback options and CI/CD integration.

Hear From Our Clients

Rishfotech built a beautiful and easy-to-manage website for us. The process was smooth from start to finish, with everything handled professionally. Their team guided us clearly at every step, making the experience stress-free. We are very happy with the final result and the support provided.

Souren Bannerjee

Founder, Distinctive Designs

Working with Rishfotech was a great experience for our restaurant. They designed a modern website that perfectly showcases our menu and ambience. The team was responsive, professional, and always open to our ideas. Our new website has already started attracting more customers.

Chayan Nag

Partner, Wind of Change Cafe

Rishfotech integrated a seamless chat system into our auto parts website, making customer interactions faster and easier. The team understood our needs and delivered a solution that improved both support and sales. Their process was smooth, professional, and well-communicated.

Andre Ramirez

Founder and CEO, IPS Auto Parts

I worked with this incredibly talented team for a complete revamp of my website and I could not be happier with the results. Cooperative, attentive to my needs, and open to feedback at every stage. The final design looks stunning and aligns perfectly with my brand's vision.

Siddharth Bhadkaria

Founder and CEO, Ekarthaan

Great work by the Rishfotech team. They went above and beyond to help me throughout the process, always available to answer questions, provide guidance, and ensure everything worked smoothly. I truly appreciate the dedication and professionalism shown.

Lili Beh

CMO, Happy Hookie

Well done! I am extremely impressed with the quality of work delivered. I intend to rehire shortly for future projects because the professionalism and attention to detail were exceptional. Much appreciated, excellent work by the entire Rishfotech team.

Mark Morris

Founder, RogersMorris

Excellent work by the Rishfotech team! They developed a seamless and user-friendly mobile e-commerce platform for our business. I am very impressed with their professionalism, attention to detail, and smooth communication throughout the project.

Deepak Saw

Founder, Mobile Store

.NET Development Questions, Answered

Did not find your answer here? Write to us and a real person from the team will reply.

sales@rishfotech.com

.NET is a stable, extensive and extensible framework supported by Microsoft. It can be used for web development as well as desktop applications, and it takes full advantage of cloud services. Its modularity, security capabilities and support for microservices make it a good choice for enterprise applications.

We need your insight during requirement gathering, feedback rounds and the testing phases, so that the product matches your expectations.

Startups and Fortune 500 companies alike can benefit from .NET in areas such as e-commerce, healthcare, education, fintech and logistics, wherever scalable, secure and fast applications are necessary.

.NET is mostly used along with Azure Cloud, MS SQL Server, Entity Framework, JavaScript frameworks such as Angular and React, REST APIs and third-party service integrations.

Yes. Your applications are adapted for all screen sizes, on desktop, mobile and tablet, using front-end frameworks such as Bootstrap along with .NET MAUI or Blazor.

Definitely. We move old .NET applications and outdated architecture to .NET Core or the latest .NET versions for better performance, security and maintainability.

Need A Custom .NET Application?

Send us a line about what you need. You get a quick, confidential reply from our .NET development team.

  • 100% Confidential
  • We Sign NDA
  • Quick Response Assured