I am a Full Stack .NET/Angular/React/Azure/SQL Server developer with over 20 years of professional experience. I have a strong academic and professional background in computer science and web systems development. I am passionate about development and code quality, experienced with modern technologies including C#, .NET, Angular, React, Azure, and SQL Server. I follow best development practices and have extensive experience working in Agile environments.

Don Paul Chelladurai

I am a Full Stack .NET/Angular/React/Azure/SQL Server developer with over 20 years of professional experience. I have a strong academic and professional background in computer science and web systems development. I am passionate about development and code quality, experienced with modern technologies including C#, .NET, Angular, React, Azure, and SQL Server. I follow best development practices and have extensive experience working in Agile environments.

Available to hire

I am a Full Stack .NET/Angular/React/Azure/SQL Server developer with over 20 years of professional experience. I have a strong academic and professional background in computer science and web systems development.

I am passionate about development and code quality, experienced with modern technologies including C#, .NET, Angular, React, Azure, and SQL Server. I follow best development practices and have extensive experience working in Agile environments.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate

Work Experience

Contract - Full Stack Developer at Trapeze Group
February 1, 2025 - Present
Started as a Front End Developer working on Angular 12 and quickly took on full stack responsibilities, developing new front end screens and features as well as updating server-side code using C# and ASP.NET WEB API. Worked within Agile teams using technologies such as Angular 12, .NET 8, Entity Framework, Azure SQL and BitBucket.
Contract - Full Stack Developer at Scottish Courts and Tribunals Service
March 1, 2025 - September 3, 2025
Designed and developed new features and supported existing critical public-facing applications built with React, ASP.NET WEB API, Azure Functions, Cosmos DB, and Azure SQL. Worked in a large Agile team on civil law applications, using .NET 8, Azure DevOps, Azure AD and TDD practices.
Contract Lead Developer at Scottish Fire and Rescue Service
July 1, 2020 - September 3, 2025
Led design and development of multiple Angular applications and .NET Web APIs within a small Agile team. Managed technical decisions on front end and back end, ensuring code quality and liaison with business stakeholders. Additional responsibilities included development of React applications using .NET 7, Azure DevOps, and various testing frameworks.
Contract Lead Developer at Scottish Fire and Rescue Service
June 1, 2023 - September 3, 2025
Continued leadership and full stack development for Angular and React applications, maintaining code quality and collaborating closely with business analysts and testers in an Agile environment.
Contract Full Stack Developer at SD Worx
December 31, 2020 - September 3, 2025
Developed new features, improvements, and bug fixes within a large Agile environment across multiple teams, leveraging .NET Core 3.1, Angular 10, React, Azure DevOps, and BDD techniques.
Contract Full Stack Developer at City Facilities Management
November 30, 2019 - September 3, 2025
Worked in a large Agile setup delivering new features and fixing bugs across multiple web and console systems using ASP.NET MVC, React, Azure Service Bus and Entity Framework. Handled releases and client support.
Senior Software Developer at Xedo Software
June 30, 2018 - September 3, 2025
Designed and developed microservices to replace monolithic applications, supported existing apps using C#, ASP.NET MVC/Web Forms, AngularJS/Angular 6, React, AWS, Azure, Docker, RabbitMQ, Salesforce and various testing frameworks under Agile methodology.
Web Developer at Royal London Group
August 31, 2016 - September 3, 2025
Worked in an Agile team developing web and console applications for pensions processing using C#, ASP.NET MVC/WPF, AngularJS, Oracle, SQL Server, Identity Server and Entity Framework with usability testing and continuous integration tools.
Systems Developer at IBI Group
August 31, 2013 - September 3, 2025
Developed web, desktop, mobile, and console applications using C#, .NET technologies, ASP.NET Web API, J2EE and SQL Server. Worked on high profile public sector apps including trafficscotland.org with minimal supervision, employing automated testing and CI.
Web Developer at Arnold Clark
August 31, 2008 - September 3, 2025
Designed, developed, tested, and documented an online training and booking system on company intranet. Maintained legacy systems and applied usability testing.
Programmer at Bishop Heber College
December 31, 2006 - September 3, 2025
Full Stack Developer (Contract) at Trapeze Group
February 1, 2025 - Present
Initially brought in as a Front End Developer working on Angular 12, the role expanded to full stack development including server-side C# and WEB API work. Responsibilities included development of new screens and features on the front end and updating server-side code.
Full Stack Developer (Contract) at Scottish Courts and Tribunals Service
March 1, 2025 - September 3, 2025
Designed and developed new features and supported upgrades on critical public-facing applications built with React, ASP.NET Web API, Azure Functions, Cosmos DB, and Azure SQL. Worked in a large Agile team of twelve developers for the civil law department.
Lead Developer (Contract) at Scottish Fire and Rescue Service
June 1, 2023 - September 3, 2025
Led technical decisions and development for three Angular applications and .NET Web APIs. Responsible for code quality and liaising directly with the business about requirements. Also further developed React applications within a small Agile team.
Full Stack Developer (Contract) at SD Worx
December 1, 2020 - September 3, 2025
Developed new features, improvements, and fixed bugs working in a large Agile environment across multiple teams using C#, .NET Core 3.1, ASP.NET WEB API, Angular 10, React, Azure DevOps, and SQL Server.
Full Stack Developer (Contract) at City Facilities Management
November 1, 2019 - September 3, 2025
Added new features to multiple web and console-based systems, supported releases for new clients, and fixed bugs on existing features in a large Agile environment. Technologies used included C#, .NET Framework MVC, ASP.NET WEB API, React, SQL Server, and Azure.
Senior Software Developer at Xedo Software
June 1, 2018 - September 3, 2025
Designed and developed multiple microservices to replace monolithic applications and continued enhancement of existing applications using C#, .NET Framework, MVC/Web Forms, AngularJS/6, React, AWS, Azure, Docker, Elastic Stack, RabbitMQ, and Salesforce.
Web Developer at Royal London Group
August 1, 2016 - September 3, 2025
Developed applications for pensions processing using C#, .NET Framework, MVC, WPF, AngularJS, Oracle, SQL Server, SSRS, NServiceBus, Identity Server, and Entity Framework within an Agile team.
Systems Developer at IBI Group
August 1, 2013 - September 3, 2025
Developed web, desktop, mobile, and console applications with minimal supervision. Worked on high-profile public-facing web applications including www.trafficscotland.org, adding features and improvements throughout tenure.
Web Developer at Arnold Clark
August 1, 2008 - September 3, 2025
Designed, developed, tested and documented an online training system for the company intranet and an online booking system. Maintained legacy training systems during tenure.
Programmer at Bishop Heber College
January 1, 2006 - September 3, 2025

Education

MSc Computing (Distinction) at Robert Gordon University, United Kingdom
September 1, 2007 - September 3, 2025
B.Engg. Computer Science and Engineering at Anna University, India
January 1, 2005 - May 1, 2005
MSc Computing (Distinction) at Robert Gordon University, United Kingdom
September 1, 2007 - September 3, 2025
B.Engg. Computer Science and Engineering at Anna University, India
September 1, 2001 - May 1, 2005

Qualifications

Add your qualifications or awards here.

Industry Experience

Government, Software & Internet, Financial Services, Professional Services, Education

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate