Hire the Best Windows Communication Foundation (WCF) Specialists in Kolkata, IN

Specializing in C#, .NET Ecosystem, Hardware Integration & Office Automation If you are looking for a developer who can bridge the gap between sophisticated web interfaces, high-performance desktop systems, and physical hardware—you are in the right place. With 12+ years of experience, I architect "mission-critical" solutions designed for longevity, whether they live in the cloud or on a local workstation. ⭐ "Subhodeep is an excellent programmer... Clean code, in sync with architecture." ⭐ "I am very impressed by Mr. Bhattacharjee's professional programming skill... Very satisfied and thankful." 🔹 Why I am the Top Choice for Your Project While many developers specialize in only one area, I offer a unified approach to the Microsoft stack. My solutions are famous for their longevity—many of my enterprise applications have been running glitch-free for 12+ years in high-pressure production environments. I provide the stability of a desktop expert with the modern flexibility of a web developer. 🛠 Technical Arsenal 1. Enterprise Web Development Modern Core: Architecting scalable web apps using ASP.NET Core and MVC. Frontend Mastery: Creating responsive UIs with React, JavaScript, and jQuery. Legacy Support: Maintaining and modernizing ASP.NET WebForms applications. 2. Advanced Windows UI/UX Development WPF (MVVM): High-performance, modern interfaces with complex data binding. WinForms: Legacy-to-modern migrations and rapid, stable business tools. Enterprise Toolkits: Expert-level implementation of DevExpress and Telerik. MAUI: Extending desktop power to cross-platform mobile environments. 3. Hardware & Industrial Integration Communication: Deep mastery of TCP/IP, RS-232, and Serial Port protocols. Peripherals: Seamless integration for RFID Readers, Barcode Scanners, and industrial sensors. 4. Microsoft Office Automation (VSTO) Custom enterprise-grade Add-ins for Excel, Outlook, Word, and PowerPoint. Creating seamless bridges between Office tools and internal databases. 5. Data Architecture & Smart Logic Databases: SQL Server, SQLite, and Entity Framework (Core & Full). Data Processing: Complex CSV, XML, and JSON manipulation at scale. ✅ The Guarantee of Senior-Level Engineering Zero Technical Debt: I write clean, maintainable code using SOLID principles. Full-Stack Ownership: From hardware handshakes and database design to the final Web API or Desktop UI. Architectural Precision: Focused on memory management, speed, and Windows API optimization. 🚀 Stop looking for multiple freelancers. Whether you need to digitize your entire operation, build a React-based dashboard for your desktop tools, or solve a complex hardware-software conflict, I will deliver a robust, future-ready solution. Let's discuss your project today!

I have developed a wide range of desktop products, using C, C++, STL, Win32, Visual C++, MFC, COM, QT and C#, and Office Addin development. During my work in five Product Engineering teams, I have also created functional requirements, defining the scope of work , proof of concept, software design, software development, and client interfacing. Besides being an Individual Contributor, I have also played Techno Managerial roles - requirement gathering, software design, work breakdown, and end to end implementation of projects within the scheduled time . I also have experience on UML, Software Architecture and creating software roadmaps.

I help businesses, MSPs, and IT teams deliver reliable Technical Support, IT Support, and Helpdesk services - resolving issues faster, improving CSAT, FCR, and AHT, and ensuring smooth operations across global time zones. With 17+ years of experience at Microsoft, Wipro, and IBM, I bring deep expertise in Technical Support, IT Support, and L2 Helpdesk operations across multiple channels including Phone Support, Email Support, and Online Chat Support. I’ve successfully resolved over 6,000+ technical cases, consistently meeting KPIs and building trust with global clients. Core Expertise: ✔ Technical Support & IT Support – Windows, Mac, networking, hardware/software troubleshooting, printers, and peripherals ✔ Desktop Support – diagnosing and resolving system errors, connectivity issues, and application failures ✔ Microsoft Outlook & Office 365 Support – setup, troubleshooting, and user assistance ✔ Helpdesk Operations – ticket management, SLA compliance, escalation handling, and queue management ✔ CRM Tools – Zendesk, Dynamics 365, RAVE ✔ MSP Operations Support – dialer setup, live barge QA, workflow optimization, and escalation management ✔ Customer Service Excellence – empathy, active listening, conflict resolution, and relationship building ✔ Team Mentoring & Onboarding – training new hires, coaching agents, and improving performance Client Outcomes I Deliver ✔ Reduced ticket resolution time by 30% through workflow optimization ✔ Improved CSAT scores to 95%+ with accurate, empathetic Tech & IT support ✔ Enabled MSP and IT teams to scale without service disruption Why Clients Choose Me ✔ Proven track record in enterprise IT support and remote helpdesk environments ✔ Remote‑ready setup: high‑speed internet, backup PC, UPS, and noise‑cancelling headset ✔ Balance of technical depth + customer empathy - I solve IT problems while building trust Skills Section • Technical Support • IT Support • Desktop Support • Phone Support • Email Support • Online Chat Support • Microsoft Outlook • Office 365 • Customer Support • Customer Service • Helpdesk • CRM Tools (Zendesk, Dynamics 365) • Ticket Management & SLA Compliance • MSP Operations Support • Queue Management & Escalation Handling • Team Mentoring & Training