Manohar Mandal

Accomplished Sr.

Full Stack

Developer and Team Lead with 10+ years of end-to-end experience architecting, building, and delivering mission-critical enterprise applications on Microsoft .NET technologies. Currently serving as Sr.

Software

Engineer at Vision Group Retail, leading development of enterprise-grade ERP and retail software solutions. Deep expertise in ASP.NET Core, .NET 6–9, C#, Web API (REST), Angular 14+, Microsoft Azure, Oracle and SQL Server and accelerating development lifecycles through advanced AI-assisted engineering tools (Claude, Copilot). Also Worked with Azure Open AI, AI Search, RAG & LLM.

Successfully delivery of high-throughput banking and government portals for clients including SBI, Federal Bank, NTPC, Airtel, and GMR. I am now looking for new opportunities and challenges where I can contribute as a Senior Developer, Tech Lead, or Solution Architect, helping organizations build scalable, cloud-native, and business-driven technology solutions.

Sr. Software Developer - Vision Group retail

(2024-05 - 2026-08)

• Working as a Fullstack Developer, developing both frontend(Angular) as well as backend and maintaining and developing new RESTful APIs for the Internal Admin Portal (IRED Admin) and mobile applications.
• Contributing to a retail intelligence platform that helps CPG companies monitor shelf KPIs, product availability, pricing, promotions, inventory levels, and shelf positioning.
• Developed APIs that process images uploaded from mobile applications and integrate with Image Recognition (IR) services.
• Implemented solutions to receive and store image analysis results, including brand information, product categories, pricing, quantities, and shelf placement details.
• Migrated API solutions and Azure Functions from .NET 6 to .NET 8.
• Worked extensively with Azure Cosmos DB and SQL Server for data storage and synchronization.
• Developed Azure Functions using Cosmos DB Change Feed Triggers to synchronize data from Cosmos DB to SQL Server.
• Implemented Azure Service Bus Queue and Trigger-based solutions for reliable and asynchronous data processing.
• Utilized Azure Blob Storage for storing and managing uploaded images.
• Collaborated with cross-functional teams to deliver scalable cloud-based solutions on Microsoft Azure.
• Write the Unit Test using the Claude AI, Used Gemini, Copilot, ChatGpt to improve the code quality and performance
• Tech Stack: C#, .NET 6/8, ASP.NET Core Web API, Azure Functions, Azure Cosmos DB, SQL Server, Azure Service Bus, Azure Blob Storage, REST APIs, Git, Azure Cloud, AI Tool(Claude,Copilot).

Sr. Software Developer & Lead(Full Stack) - Comvision India Pvt. Ltd.

(2018-10 - 2024-02)

• Lead a team of 5–6 developers across 10+ enterprise projects for banking, government, and infrastructure clients, maintaining 95%+ on-time delivery rate.
• SBI FASTag, Federal Bank FASTag, Kotak Fastag portals — Customer onboarding using PAN verification, Fastag issue to the customer by using the NPCI api and systems processing 2M+ toll transactions/month with 99.9% uptime SLA.
• Engineered Airtel FASTag Issuer platform enabling Airtel to onboard 50,000+ FASTag customers across India.
• Built NTPC Land Acquiring & Land Management portals covering 500+ land parcels, automating document workflows previously handled manually.
• Developed KFCA Toll Management System, reducing manual reconciliation effort by ~40%. When the vehicle came to the toll plaza, devices read the vehicle number and checked the pass and opened the toll. Customers will purchase the daily pass if they have no pass.
• Delivered GMR Hyderabad Airport Parking Management System handling 5,000+ daily vehicle entries with real-time reporting dashboards.
• Built KOPT (Kolkata Port Trust) operations management module integrated with payment and export reporting features.
• Integrated 6+ production payment gateways (Worldline, PayU, PhonePe, Authorize.Net, MasterCard GIB, Benefit) — zero critical payment failures post-deployment.
• Designed and implemented a web scraping engine to extract bank account data and surface KPIs on an internal reporting dashboard, saving 8+ hours/week of manual effort.
• Conducted weekly code reviews; enforced coding standards reducing post-release bug count by ~35%.
• Mentored 3 junior developers from 0–1 to independently delivering production features within 6 months.
• Tech Stack: ASP.NET Core, .NET 6–9, C#, Web API, Angular 12/15, SQL Server 2016/2019, Azure App Service, Azure SQL, MVC 5, Entity Framework 6, Git

Software Developer (Full Stack) - Hybrid Coding Pvt. Ltd.

(2017-05 - 2018-07)

• Built a fully functional B2C E-Commerce platform from scratch using Microsoft DNN (DSF/NopCommerce reference), serving 10,000+ registered users.
• Integrated PayPal Express Checkout, Authorize.Net, and USPS shipping API — platform processed $500K+ in annual GMV.
• Developed dynamic product catalog, cart, checkout, and order management modules entirely in C#, Razor, and Angular.
• Tech Stack: ASP.NET MVC, C#, DNN/DSF, Razor, JavaScript, AngularJS, SQL Server 2014, IIS, PayPal API, Authorize.Net API, USPS API

Junior Software Developer - Netsutra

(2016-01 - 2017-05)

• Developed 'Crazy for Education' — a multi-module e-learning portal serving 2,000+ students with course management, assessments, and progress tracking.
• Built 'Clinical Library' system using Onion Architecture and Entity Framework 5.0, enabling 500+ medical professionals to access clinical reference data.
• Reduced database query execution time by 25% by introducing stored procedures and indexed views.
• Tech Stack: ASP.NET MVC 3/5, C#, Entity Framework 4/5, N-Tier & Onion Architecture, MSSQL 2008 R2, IIS 7

Master of Computer Applications - Software Engineering & Database Systems - SRM University, Chennai (2012)

Bachelor of Computer Applications - Computer Science - Magadh University, Bihar (2009)

12th - Science - BIECB(Bihar Intermediate Education Council Patna) (2006)

10th - Science - BSEB (Bihar School Examination Board ) (2004)