Rajib Mahata

RAJIB MAHATA

Strategic Architect | Azure DevOps | Azure PAAS | .NET 8 | Blazor | Microservices | Digital Transformation | Solution Innovator | Assistant Consultant at TCS | Ex-Accenture | Ex-The Keshri Software Solutions

Kolkata, West Bengal, India

About Me

Hi there! I'm Rajib, a passionate software developer specializing in Microsoft technologies like .NET and Azure. Highly skilled and experienced .NET Azure Developer with over 8 years of success in the IT industry. Adept at bridging the gap between business and technical needs, I excel at translating requirements into high-performing solutions. For the past 4 years, I've leveraged cutting-edge technologies like Azure PaaS, .NET 8 backend, and Blazor applications to deliver exceptional results. Proven ability to design and implement complex features within microservice architectures leveraging Azure PaaS components. Strong foundation in the entire development lifecycle, encompassing design, coding, testing, and debugging. A passionate learner committed to excellence and a strong work ethic, I consistently stay updated with the latest technologies. Let's build something amazing together!

Experience Summary

  • Leveraged cutting-edge .NET (including .NET 8) and Azure PaaS services (Functions, Logic Apps, Service Bus, Cosmos DB) for backend development and modern web interfaces using Blazor.
  • Extensive expertise designing and developing microservices architectures and robust client/server web applications using ASP.NET (MVC/Web API).
  • Strong SQL Server development skills including query optimization, stored procedures, performance tuning, and practical NoSQL experience (Azure Cosmos DB).
  • Applied strong understanding of OOP, SOLID principles, and design patterns (CQRS, Factory, Adapter, Singleton) in diverse projects.
  • Proven ability to automate complex workflows (e.g., prescription refills & notifications), significantly improving efficiency and reducing manual intervention (>30% gains).
  • Led development of Open APIs, enhancing system integration, data control, and reducing third-party dependencies in enterprise environments.
  • Proficient across the full SDLC: technical design documentation, coding (C#, JavaScript, etc.), unit/system testing (MSTest, NUnit, Selenium), CI/CD via Azure DevOps, bug fixing, and code reviews.
  • Successfully delivered solutions across various domains including Retail (Pharmacy Transformation), Communication Media Technology, Media Advertisement, and Transportation.
  • Skilled in creating intuitive user interfaces and enhancing user experience through timely notifications and streamlined processes.
  • A collaborative team player with leadership abilities, committed to delivering high-quality, scalable, and maintainable software solutions.

Areas / Applications Domain

Retail

  • Pharmacy Business Transformation
  • Smart Refilling Process
  • Vaccine Distribution Appointment App

Communication Media Technology

  • Communication Media Technology (CMT) Application
  • Cinematic Lens - Elevate Your Product Stories with Visual Mastery

Media Advertisement

  • Corporate Hour - Empowering Trade, Connecting Businesses

Transportation business

  • TRANSZOOM - Redefining Car Rentals
  • TruckIt365 - Your Ultimate Freight Matching Solution

Skills

Architecture & Design

  • Strategic Architecture
  • Microservices
  • Solution Design
  • Digital Transformation Strategy
  • OOP & SOLID Principles
  • Design Patterns

Cloud & DevOps (Azure)

  • Azure PaaS Components
  • Azure DevOps
  • Azure Functions
  • Azure Logic Apps
  • Azure Service Bus
  • Cosmos DB
  • CI/CD Pipelines

Backend & Frameworks

  • .NET 8 / .NET Core
  • ASP.NET (MVC, Web API)
  • C# Development
  • Entity Framework / LINQ
  • ADO.NET
  • Web Services
  • Caching

Frontend

  • Blazor
  • HTML
  • JavaScript

Databases

  • SQL Server
  • Stored Procedures
  • Data Optimization
  • Azure Cosmos DB (NoSQL)

Development Lifecycle

  • Full SDLC
  • Testing & Debugging
  • Coding Standards
  • Web Application Security
  • Performance Tuning

Soft Skills & Other

  • Teamwork & Collaboration
  • Adaptability & Efficiency
  • Problem Solving
  • Mentorship & Leadership
  • Prioritization & Time Management
  • Artificial Intelligence (AI)
  • Statistics

Languages

  • English (Full Professional)
  • Bengali (Native or Bilingual)
  • Hindi (Limited Working)

Experience

Tata Consultancy Services

Total 6 years (Implied, based on resume structure)

Assistant Consultant - Technical Expertise in Azure and Microservices

November 2021 - Present (3 years 6 months+) Kolkata, West Bengal, India

Project Highlights:

Pharmacy Business Transformation (Reduced Vendor Dependency)

Led the development of open APIs to liberate a pharmacy from a third-party vendor, improving efficiency and data control. This solution involved:

  • Prescription processing
  • Automated notifications (voice/SMS)
  • Flexible pickup options
  • Seamless integration with other applications
Appointment Booking System for Immunization Programs

Played a key role in designing and developing a configurable appointment booking system to streamline the process during the pandemic.

Key Achievements (Combined for this period):

  • Reduced reliance on third-party vendors through open APIs
  • Enhanced customer experience in pharmacy operations
  • Streamlined appointment scheduling for healthcare providers

IT Analyst: .NET Core and Azure Developer

May 2019 - November 2021 (2 years 7 months) Kolkata Area, India

Through my technical skills and focus on successful project delivery, I contributed significantly to the development and deployment of innovative solutions that drive business value.

Operating System: Windows
Technologies: Blazor App ASP.NET MVC .net core .NET 6 Web API Azure Functions Azure Logic Apps Azure Service Bus Queues Azure Event Grid
Database: Azure Cosmos DB Azure storage (Table storage & file share)
Languages: C# Angular JS Node JS JavaScript
Special Software: Azure DevOps Azure Scrum board Visual Studio Azure data explorer Postman SoapUI Open API

Accenture

Application Development Senior Analyst : Proven Excellence in Innovation and Execution

July 2016 - February 2019 (2 years 8 months) Hyderabad Area, India

Responsibilities & Achievements

  • Responsible for design, development, and implementation of the CMT application.
  • Automated application sections to enhance efficiency.
  • Developed and maintained an issue resolution ticket system.
  • Captured and stored processing details for operations and reporting.
  • Focused on creating an intuitive user interface.

Key Achievements

  • Reduced manual intervention by 30% (faster network order processing).
  • Improved user satisfaction scores by 25% (intuitive UI, efficient issue resolution).
  • Decreased processing time by 40% via automation (quicker provisioning/fulfillment).
  • Achieved 95% issue resolution rate within 24 hours.
  • Ensured data accuracy and integrity for reliable reporting.

Activities Carried Out

  • Fulfilled business enhancement requirements for CBT's growth.
  • Identified automation opportunities in legacy systems.
  • Redesigned ordering and fulfillment processes, integrating network configuration for field engineers.
Project: Communication Media Technology (CMT) Application

Developed and enhanced an application for Cincinnati Bell to facilitate seamless network equipment setup for users. The system captured processing details from order to provisioning, automating tasks and improving user experience for this regional telecommunications provider.

Key Achievements:

Streamlined workflows at Cincinnati Bell by automating legacy systems and redesigning the order fulfillment process for network devices. This improved efficiency for field engineers.

Operating System: Windows
Technologies: ASP.NET MVC Entity Framework LINQ WCF JavaScript jQuery AJAX
Database: MS-SQL Server 2008 R2 Stored Procedures
Languages: C# JavaScript
Special Software: Visual Studio SoapUI

The Keshri Software Solutions

Senior Web Developer : Proficient and Adaptable

March 2013 - April 2016 (3 years 2 months) AE-553, Sector-1, Kolkata, India

Thrived as a Full-Stack Developer, designing and delivering dynamic web applications.

Key Skills & Contributions:

  • Full-Stack Development: Built web applications using ASP.NET (backend) and HTML/JavaScript (frontend).
  • Database Expertise: Designed and developed integrated n-tier web applications using C#, ASP.NET MVC, and ADO.NET, showcasing proficiency in database management.
  • Data Optimization: Utilized Entity Framework and LINQ to streamline data access and improve application performance.
  • Teamwork Champion: Collaborated effectively, fostering open communication.
  • Adaptable and Efficient: Demonstrated flexibility with changing requirements and handled multiple tasks.
  • Coding Excellence: Maintained high coding standards for clean, efficient, and maintainable code.
  • Deadline-Oriented: Excelled in prioritization and time management.
  • Played a key role in successful delivery through technical expertise and strong teamwork.
Project: Cinematic Lens - Elevate Your Product Stories (Company Product)

Period: July 2015 - Feb 2016

Designed and developed a web application using .NET MVC to streamline corporate marketing video production. Features included a versatile video repository, detailed shot cataloging, model portfolio creation, social media integration, client collaboration tools, and a review system.

Responsibilities

  • Designed and developed front-end and back-end (.NET MVC).
  • Integrated video storage and playback.
  • Implemented features: shot cataloging, model portfolios, social media integration.
  • Ensured performance, scalability, and security.
  • Oversaw development process (planning to deployment).
  • Managed project team, allocated tasks, tracked progress.
  • Ensured project met deadlines and budget.
  • Coordinated with clients and stakeholders.
  • Developed home delivery scheduling based on PIN code/time.
  • Developed order status tracking with real-time updates.
  • Integrated third-party payment gateway.
Technologies: ASP.NET MVC Entity Framework LINQ WCF JavaScript jQuery AJAX MS SQL Server 2012 C# Visual Studio
Project: Corporate Hour - Classified Ads (Company Product)

Period: July 2014 - Feb 2015

Developed a leading online classifieds platform for India using an n-tier architecture (.NET MVC, C#, ADO.NET). Focused on connecting buyers and sellers across various categories efficiently.

Responsibilities

  • Designed and developed n-tier web application (C#, ASP.NET MVC, ADO.NET).
  • Involved in ERD design from the beginning.
  • Designed user roles and permissions.
  • Built and deployed changes to production.
  • Created classified posts across categories/services.
  • Developed an admin portal for user and ads management.
Technologies: ASP.NET MVC Entity Framework LINQ Web API JavaScript jQuery AJAX MS SQL Server 2012 C# Visual Studio SoapUI
Project: EMPOWERING WEIGHS (Company Product)

Period: July 2013 - Feb 2014

Developed a web application for a medically approved weight loss program focusing on permanent lifestyle changes. The application included features like BMR calculation and personalized daily suggestions based on user criteria.

Responsibilities

  • Designed and developed n-tier web application (C#, ASP.NET MVC, ADO.NET).
  • Developed reusable controls and web forms.
  • Built and deployed changes to production.
  • Designed BMR calculation logic.
  • Developed automated personalized daily suggestions.
  • Participated in application design.
  • Implemented daily suggestions system based on user criteria.
Technologies: ASP.NET Entity Framework LINQ JavaScript jQuery AJAX MS SQL Server 2008 C# Visual Studio
Project: TRANSZOOM (Company Product)

Period: July 2014 - Feb 2015

Developed a premier car rental and transportation aggregator platform for India, connecting customers with various car operators using technology for a seamless ride experience.

Responsibilities

  • Designed and developed an integrated n-tier web application using C#, ASP.NET MVC, and ADO.NET.
  • Designed and developed several reusable controls and web forms based on technical designs and requirements specifications.
  • Built and deployed changes from development to the production server.
  • Designed the BMR (Basal Metabolic Rate) calculation logic to determine individual calorie needs.
  • Developed automated daily suggestions personalized based on user criteria.
  • Participated in the design process of the application.
  • Created a formula to calculate the user's Basal Metabolic Rate (BMR) over time.
  • Implemented a system to provide daily suggestions based on the user's specific criteria.
Technologies: ASP.NET Entity Framework LINQ JavaScript jQuery AJAX MS SQL Server 2008 C# Visual Studio

Recommendations

It was a pleasure working with Rajib. He has excellent analytical and technical skills that helped our team to outperform against stringent timelines provided by customer. His developed modules/artifacts have been cross utilized in other projects as well that has significantly increased the application performance and reduced the development effort given by team. He is an effective listener and quick leaner. He has excellent leadership skills as well that helps the team to grow holistically in all domains.

Tanima Srivastava Azure DevOps Architect at Tata Consultancy Services (Worked together on the same team)

Rajib was not only an outstanding Technical Lead but also a supportive mentor in our team. His expertise and vision in architecture, Azure DevOps, Azure PAAS and microservices, consistently guided our projects to success. Rajib’s dedication and approachable nature made him an invaluable resource and a great team member.

Sidharth Kumar Behera Infosys | Ex - TCS | Frontend Developer (Worked together at different companies)

I had the great pleasure of working with Rajib in Meijer Pharmacy Project from Oct 2022 to July 2024 where he was a Senior Developer and Tech Lead. Rajib has outstanding technical skills and leadership capabilities. He has strong analytic capability and the ability to create innovative solutions... He excels in translating business requirements into high-performing solutions... He is persistent, creative problem solver, work collaboratively... very good mentor... superb team member and fantastic person to work with...

Jaitha Biswas Quality Assurance Engineer (Worked together at different companies)

Hello Rajib, I hope you are doing better. It was very pleasant working with you. You delivered several projects on stipulated time successfully. Your excellent technical skills and keen to learn new technology is always appreciated here. I wish you best for the future. Thanks The Keshri Software Solutions team.

Udal Bharti Senior ASP.Net MVC | ASP.Net Core Developer (Managed Rajib directly at Keshri)

Rajib is an exceptional technical lead who consistently demonstrates a high level of proficiency. His technical expertise, attention to detail, dedication and ownership in tackling complex problems was instrumental in driving our project forward and ensuring its success. He can be an asset to any team. Thanks Rajib for all what you have done !

Samidh Roy Practice Head , Data & Analytics (Managed Rajib directly)

I had the pleasure of supervising Rajib, where he demonstrated sincerity, good technical knowledge and a remarkable ability to learn new things quickly. I recommend him for any role where these qualities are valued and essential.

Sunipa Guha Data Architect in cloud technologies at Capgemini Solutions (Managed Rajib directly)

Rajib is very strong techie with attention to details. He played a functional and technical architect role for US retailers pharmacy program and his work was very much recognised and valued by customer. He also efficiently managed his team under guiding them technically. He takes up tech challenges and ensures it is addressed and value realised by customer.

Varalakshmi Venkatraman Program Manager / Sr Project Manger (Managed Rajib directly)

Education

Neotia Institute Of Technology, Management and Science (Formerly ITME)

Engineer's Degree

Computer Technology/Computer Systems Technology

2008 - 2012

Sarenga M.S.Vidyapith

High School

Science

2006 - 2008

Certifications

IIT Kharagpur

AI4ICPS Certificate Programme

Artificial Intelligence (AI) · Statistics · Python (Programming Language) · COLAB · Anaconda · Jupyter Notebook