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Hello, I’m PANKAJ KUMAR, a software and applications building expert with hands-on experience in designing robust, scalable backend systems using .NET Core, C#, and Python. I thrive on building secure APIs, modernizing legacy architectures, and delivering high-performance solutions that meet the needs of a technology-driven world. I excel in collaborating with cross-functional teams in Agile environments, and I have practical experience with cloud platforms (Azure and AWS), CI/CD pipelines, and front-end integration with Angular. I’m committed to writing clean, maintainable code, prioritizing security, and continuously updating my skills to stay ahead in fast-paced projects.…Hello, I’m PANKAJ KUMAR, a software and applications building expert with hands-on experience in designing robust, scalable backend systems using .NET Core, C#, and Python. I thrive on building secure APIs, modernizing legacy architectures, and delivering high-performance solutions that meet the needs of a technology-driven world. I excel in collaborating with cross-functional teams in Agile environments, and I have practical experience with cloud platforms (Azure and AWS), CI/CD pipelines, and front-end integration with Angular. I’m committed to writing clean, maintainable code, prioritizing security, and continuously updating my skills to stay ahead in fast-paced projects.

PANKAJ KUMAR

Full Stack Developer, Back-End Developer, Database Developer, +6

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Hello, I’m PANKAJ KUMAR, a software and applications building expert with hands-on experience in designing robust, scalable backend systems using .NET Core, C#, and Python. I thrive on building secure APIs, modernizing legacy architectures, and delivering high-performance solutions that meet the needs of a technology-driven world. I excel in collaborating with cross-functional teams in Agile environments, and I have practical experience with cloud platforms (Azure and AWS), CI/CD pipelines, and front-end integration with Angular. I’m committed to writing clean, maintainable code, prioritizing security, and continuously updating my skills to stay ahead in fast-paced projects.…Hello, I’m PANKAJ KUMAR, a software and applications building expert with hands-on experience in designing robust, scalable backend systems using .NET Core, C#, and Python. I thrive on building secure APIs, modernizing legacy architectures, and delivering high-performance solutions that meet the needs of a technology-driven world. I excel in collaborating with cross-functional teams in Agile environments, and I have practical experience with cloud platforms (Azure and AWS), CI/CD pipelines, and front-end integration with Angular. I’m committed to writing clean, maintainable code, prioritizing security, and continuously updating my skills to stay ahead in fast-paced projects.

Available to hire

Hello, I’m PANKAJ KUMAR, a software and applications building expert with hands-on experience in designing robust, scalable backend systems using .NET Core, C#, and Python. I thrive on building secure APIs, modernizing legacy architectures, and delivering high-performance solutions that meet the needs of a technology-driven world.

I excel in collaborating with cross-functional teams in Agile environments, and I have practical experience with cloud platforms (Azure and AWS), CI/CD pipelines, and front-end integration with Angular. I’m committed to writing clean, maintainable code, prioritizing security, and continuously updating my skills to stay ahead in fast-paced projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Dot Net Developer at Vibcare Pharma

August 1, 2025 - October 12, 2025

Developed and maintained backend systems using .NET, C#, including .NET MVC, .NET Core, Web API, SQL, and Angular. Implemented cloud services in Microsoft Azure (App Services, VMs, Blob Storage) and AWS (EC2, S3, Lambda). Led CI/CD integration using GitHub, ensuring smooth deployments and application reliability. Implemented RESTful APIs for front-end integration; conducted unit and integration tests. Reduced technical debt by 45% through code reviews and process improvements. Contributed to product-based mobile app and company website; integrated Cashfree payment gateway; collaborated with cross-functional teams in an Agile environment.

Dot Net Developer at Master Software Solutions

January 1, 2023 - October 12, 2025

Assisted in development of backend modules for web applications using C# and ASP.NET MVC; participated in system design for scalability and performance; supported deployment process including build automation, configuration management, and release coordination. Collaborated with QA to identify and fix defects, improving quality and customer satisfaction. Worked on Norsk (UK), Prism, RBL Rewards, utilizing Kafka, MQ, background workers and SQL/PostgreSQL databases. Developed dynamic UI components with jQuery; created and maintained Web API backends (.NET 6); managed database workflows using SQL migrations, Code First principles, stored procedures and triggers. Mentored junior developers and ensured adherence to coding standards.

Junior Dot Net Developer at Techno Sapphire

February 1, 2022 - October 12, 2025

Developed web applications, APIs, or software solutions using .NET Core or .NET Framework. Implemented front-end components using HTML, CSS, and JavaScript/jQuery in conjunction with ASP.NET MVC or Razor Pages. Conducted unit tests to ensure code quality and reliability. Debugged and troubleshooted issues, fixed critical bugs across multiple projects. Worked on WinForms projects, utilizing Entity Framework for data operations, and integrated with WinForms drag-and-drop controls.

Sr. Dot Net Developer at Vibcare Pharma

August 1, 2025 - October 12, 2025

Developed and maintained backend systems using .NET, C#; designed scalable, secure backend; built web applications and cloud-based solutions; implemented RESTful APIs; integrated with Azure (App Services, VMs, Blob Storage) and AWS (EC2, S3, Lambda); CI/CD via GitHub; worked on Angular frontend with .NET Core API; designed database schemas, optimized queries, and ensured data integrity; conducted unit and integration tests; contributed to reducing technical debt by ~45%; led product enhancements including a mobile app and company website; projects include Arth CRM, Website, Android and iOS apps.

Dot Net Developer at Master Software Solutions

January 1, 2023 - October 12, 2025

Assisted backend module development using C# and ASP.NET MVC; participated in system design discussions, scalability and performance optimization; supported deployment, configuration, and release coordination; collaborated with QA to address defects; mentored junior developers; projects Norsk (UK), Prism, RBL Rewards; worked with Kafka, MQ, background workers and SQL/PostgreSQL; built Web API backends (.NET 6); implemented Code First migrations, stored procedures, triggers; maintained comprehensive database workflows; delivered dynamic UI with jQuery/Ajax; performed code reviews and knowledge sharing.

Jr. Dot Net Developer at Techno Sapphire

February 1, 2022 - October 12, 2025

Developed web applications and APIs using .NET Core/Framework; implemented frontend components with HTML, CSS, JavaScript/jQuery within MVC or Razor Pages; conducted unit tests; debugging and issue resolution; fixed critical bugs; implemented unit testing with AAA method in Xunit; worked with WinForms; used Entity Framework for database operations; integrated UI with drag-and-drop controls; ensured robust, maintainable code.

Sr. Dot Net Developer at Vibcare Pharma

August 1, 2025 - October 12, 2025

Developed and maintained backend systems using .NET, C#, MVC, .NET Core, Web API, SQL and Angular; designed cloud-based solutions on Azure (App Services, VMs, Blob Storage) and AWS (EC2, S3, Lambda); implemented CI/CD pipelines via GitHub; built RESTful APIs and ensured security, scalability, and performance. Reused and evolved codebases across Arth CRM, company website, and mobile apps (Android/iOS). Designed and optimized database schemas; collaborated with cross-functional teams in Agile environments; conducted unit and integration tests; reduced technical debt and improved process efficiency by substantial margins. Piloted product-based mobile app development and enhanced the company website to improve outreach. Integrated Cashfree Payment Gateway for secure transactions and applied SOLID principles and design patterns to enhance maintainability.

Dot Net Developer at Master Software Solutions

January 1, 2023 - October 12, 2025

Contributed to backend development using C#, ASP.NET MVC, and .NET 6 Web API; supported deployment processes with build automation, configuration management, and release coordination. Collaborated with QA to identify and resolve defects, improving quality and customer satisfaction. Worked on Norsk (UK), Prism, and RBL Rewards projects; utilized Kafka, MQ, background workers, and SQL/PostgreSQL; developed dynamic UI components with jQuery; created Web API backends and managed database migrations.

Jr. Dot Net Developer at Techno sapphire

February 1, 2022 - October 12, 2025

Developed web applications and APIs using .NET Core or .NET Framework; implemented front-end components with HTML/CSS/JavaScript/jQuery in conjunction with ASP.NET MVC or Razor Pages; conducted unit tests, debugging, and issue resolution; fixed critical bugs to improve stability; leveraged Entity Framework for data access; worked with WinForms and drag-and-drop controls; contributed to code quality and delivery speed.

Sr. Dot Net Developer at Vibcare Pharma

August 1, 2025 - October 12, 2025

Developed and maintained backend systems using .NET, C# technologies, ensuring scalability, performance, and security. Worked on design, development, and deployment of web applications and cloud-based solutions. Built scalable applications using C#, .NET MVC, .NET Core, Web API, SQL, and Angular; implemented cloud services in Microsoft Azure (App Services, VMs, Blob Storage) and AWS (EC2, S3, Lambda); involved in CI/CD integration using GitHub; enforced RESTful APIs; performed unit and integration tests; reduced technical debt; contributed to mobile app and website upgrades; collaborated with cross-functional teams in Agile environments.

Dot Net Developer at Master Software Solutions

January 31, 2023 - October 12, 2025

Contributed to backend module development using C# and ASP.NET MVC; participated in system design for architecture, scalability, and performance; supported deployment with build automation, configuration management, and release coordination; collaborated with QA to address defects; mentored junior developers; worked on Norsk (UK), Prism, RBL Rewards; used Kafka, MQ, background workers and SQL/PostgreSQL databases; built dynamic UI with jQuery; developed Web API backends (.NET 6); managed database workflows with SQL migrations and stored procedures; adhered to coding standards.

Jr. Dot Net Developer at Techno Sapphire

February 28, 2022 - October 12, 2025

Developed web applications, APIs using .NET Core / Framework; implemented front-end components with HTML, CSS, and JavaScript/jQuery; conducted unit tests; debugged and fixed critical bugs; handled WinForms projects; utilized Entity Framework for data access; supported drag-and-drop UI; provided mentorship; participated in QA; projects included Arth CRM, Website, Android and IOS apps.

Sr. Dot Net Developer at Vibcare Pharma

August 1, 2025 - August 1, 2025

Designed, developed, and maintained scalable backend systems using .NET Core (C#), MVC, Web API, and Python (Django, Flask). Built and optimized RESTful APIs to enable interop between services. Developed Flask-based microservices to modernize legacy .NET systems, improving response time by 40%. Integrated Celery with Redis for background task processing and PostgreSQL ORM (Django ORM, Dapper) for optimized data access. Contributed to Angular front-end projects, enhancing UI responsiveness. Architected and deployed cloud-based solutions on Azure and AWS, improving scalability and reliability. Implemented CI/CD pipelines with Azure DevOps and GitHub Actions, enforced security with JWT/OAuth2 and RBAC. Collaborated cross-functionally with QA, DevOps, and UI teams, reducing post-deployment bugs by 30% and improving process efficiency. Led product development for internal CRM, website, and mobile apps, boosting customer engagement.

Dot Net Developer at Master Software Solutions

January 31, 2023 - January 31, 2023

Assisted in backend development using C# and ASP.NET MVC/Web API; participated in system design to improve scalability and performance. Supported deployment processes, build automation, configuration management, and release coordination. Collaborated with QA to identify defects, contributing to higher quality and customer satisfaction by 70%. Worked on Norsk (UK), Prism, and RBL Rewards projects leveraging Kafka, MQ, background workers, and SQL/PostgreSQL. Implemented modular React components reducing frontend development time by 30%, and created Web API endpoints with Code First migrations, stored procedures, triggers, and schema updates. Mentored junior developers and ensured coding standards.

Jr. Dot Net Developer at Technosapphire

February 28, 2022 - February 28, 2022

Developed web applications and APIs using .NET Core/Framework; implemented front-end components with HTML, CSS, and JavaScript/jQuery in conjunction with ASP.NET MVC or Razor Pages. Conducted unit tests, debugged issues, and fixed critical bugs to improve system stability. Used Entity Framework for database operations and managed WinForms projects with C#. Contributed to modular UI development, drag-and-drop controls, and API endpoints; supported SQL database workflows with migrations and stored procedures. Mentored junior developers and ensured adherence to coding standards.