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I'm a full-stack developer with 12+ years of experience designing, building, and improving enterprise-scale applications across aerospace, healthcare, and telecommunications. I specialize in Angular, React, .NET Core, and REST APIs, with strong expertise in PostgreSQL, Oracle, and SQL Server. I enjoy turning complex requirements into scalable, secure solutions and delivering value through thoughtful architecture and clean code. I thrive in Agile environments, contribute actively to PI planning, and embrace automated testing and cloud deployments (Azure and AWS). I am currently based in Estonia with permanent residency, and I’m eager to continue growing as part of a forward-thinking team.…I'm a full-stack developer with 12+ years of experience designing, building, and improving enterprise-scale applications across aerospace, healthcare, and telecommunications. I specialize in Angular, React, .NET Core, and REST APIs, with strong expertise in PostgreSQL, Oracle, and SQL Server. I enjoy turning complex requirements into scalable, secure solutions and delivering value through thoughtful architecture and clean code. I thrive in Agile environments, contribute actively to PI planning, and embrace automated testing and cloud deployments (Azure and AWS). I am currently based in Estonia with permanent residency, and I’m eager to continue growing as part of a forward-thinking team.

Srinivas Rao Karna

Full Stack Developer, Web Developer, Back-End Developer, +4

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I'm a full-stack developer with 12+ years of experience designing, building, and improving enterprise-scale applications across aerospace, healthcare, and telecommunications. I specialize in Angular, React, .NET Core, and REST APIs, with strong expertise in PostgreSQL, Oracle, and SQL Server. I enjoy turning complex requirements into scalable, secure solutions and delivering value through thoughtful architecture and clean code. I thrive in Agile environments, contribute actively to PI planning, and embrace automated testing and cloud deployments (Azure and AWS). I am currently based in Estonia with permanent residency, and I’m eager to continue growing as part of a forward-thinking team.…I'm a full-stack developer with 12+ years of experience designing, building, and improving enterprise-scale applications across aerospace, healthcare, and telecommunications. I specialize in Angular, React, .NET Core, and REST APIs, with strong expertise in PostgreSQL, Oracle, and SQL Server. I enjoy turning complex requirements into scalable, secure solutions and delivering value through thoughtful architecture and clean code. I thrive in Agile environments, contribute actively to PI planning, and embrace automated testing and cloud deployments (Azure and AWS). I am currently based in Estonia with permanent residency, and I’m eager to continue growing as part of a forward-thinking team.

Available to hire

I’m a full-stack developer with 12+ years of experience designing, building, and improving enterprise-scale applications across aerospace, healthcare, and telecommunications. I specialize in Angular, React, .NET Core, and REST APIs, with strong expertise in PostgreSQL, Oracle, and SQL Server. I enjoy turning complex requirements into scalable, secure solutions and delivering value through thoughtful architecture and clean code.

I thrive in Agile environments, contribute actively to PI planning, and embrace automated testing and cloud deployments (Azure and AWS). I am currently based in Estonia with permanent residency, and I’m eager to continue growing as part of a forward-thinking team.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Telugu

Advanced

Hindi

Intermediate

Urdu

Intermediate

Work Experience

Full Stack Developer at Collins Aerospace

January 1, 2021 - Present

Full stack development for multiple business-critical applications using Angular, .NET Core, ServiceStack, and ASP.NET MVC. Implemented secure authentication/authorization with Auth0, delivered high-availability messaging with RabbitMQ and Workflow Manager, and enhanced test coverage with Jest, XUnit, and Selenium. Optimized queries across Postgres and Oracle backends, contributed to Agile PI planning, and supported hybrid-cloud deployments on Azure Pipelines and AWS ECS/S3.

Web Developer at Paragon Customer Communications Ltd.

January 1, 2021 - October 24, 2025

Provided live-support for web applications, fixed bugs, and implemented new features. Authored consumer API documentation, collaborated with clients to ensure requirements were met, improved code reuse, and conducted cross-functional reviews with product teams and stakeholders.

Web Developer at Advance HealthCare Ltd.

January 1, 2015 - October 24, 2025

Developed healthcare applications using Entity Framework and 3-tier architecture. Supported QA to ensure timely delivery, handled production support and new work requests end-to-end, and designed scalable solutions.

Web Developer at Digital Contact Ltd.

January 1, 2014 - October 24, 2025

Participated in all phases of SDLC from analysis to delivery. Developed REST APIs for mobile and desktop, improved response times by reengineering code, documented database systems, and enhanced code quality and reusability.

Junior Web Developer at Wex

January 1, 2013 - October 24, 2025

Developed ASP.NET web applications and user controls. Created REST APIs for mobile/desktop, built database-driven controls, and documented database specifications and connectivity.

Full Stack Developer at Collins Aerospace

January 1, 2021 - Present

Full stack developer for enhancing and supporting multiple business-critical applications built with Angular, .NET Core, ServiceStack, and ASP.NET MVC. Implemented secure authentication with Auth0, delivered high-availability messaging with RabbitMQ and Workflow Manager, introduced unit and BDD testing frameworks (Jest, XUnit, Selenium), optimized queries across Postgres and Oracle backends, and supported hybrid cloud deployments via Azure Pipelines and AWS ECS/S3.

Web Developer at Paragon Customer Communications Ltd.

January 1, 2021 - October 24, 2025

Supported live web applications, bug fixes, and new feature development; authored API documentation for consumer use; collaborated with clients and product owners to ensure requirements were delivered; improved code reusability and reviewed project codebases for enhancements; worked cross-functionally with product teams and business stakeholders.

Web Developer at Advance HealthCare Ltd.

January 1, 2015 - October 24, 2025

Developed healthcare applications using Entity Framework and 3-tier architecture; supported QA to ensure timely project delivery; provided production support and handled new work requests end-to-end; designed and implemented high- and low-level solutions.

Web Developer at Digital Contact Ltd.

January 1, 2014 - October 24, 2025

Participated in all SDLC phases from analysis to delivery; developed REST APIs for mobile and desktop; improved response times by reengineering application code; created and maintained database system documentation; enhanced application code quality and reusability.

Junior Web Developer at Wex

January 1, 2013 - October 24, 2025

Developed ASP.NET web applications and user controls; created REST APIs for mobile and desktop users; built database-driven controls and participated in SDLC phases; documented database specifications and connectivity charts.

Full Stack Developer at Collins Aerospace

January 1, 2021 - Present

Full-stack developer for enhancing and supporting multiple business-critical applications built with Angular, .NET Core, ServiceStack, and ASP.NET MVC. Implemented secure authentication & authorization using Auth0, improving compliance and reducing onboarding friction. Delivered high-availability messaging solutions with RabbitMQ and Workflow Manager to streamline business processes. Introduced and enforced unit and BDD testing frameworks – Angular (Jest), .NET (XUnit), Reqnroll/Selenium – raising code quality and reducing regression issues. Worked across Postgres and Oracle backends, optimizing queries and improving system performance. Active contributor to Agile PI planning sessions, aligning with business stakeholders to prioritise feature delivery. Supported Azure pipelines and AWS ECS/S3 deployments, strengthening hybrid-cloud delivery.

Web Developer at Paragon Customer Communications Ltd.

January 1, 2021 - October 24, 2025

Provided support for live web applications including bug fixes and new feature development. Authored API documentation for consumer use. Collaborated with clients and product owners to ensure requirements were delivered. Improved code reusability and reviewed project codebases for enhancements. Worked cross-functionally with product teams and business stakeholders.

Web Developer at Advance HealthCare Ltd.

January 1, 2015 - October 24, 2025

Developed healthcare applications using Entity Framework and 3-tier architecture. Supported QA to ensure timely project delivery. Provided production support and handled new work requests end-to-end. Designed and implemented high- and low-level solutions.

Web Developer at Digital Contact Ltd.

January 1, 2014 - October 24, 2025

Participated in all phases of SDLC from analysis to delivery. Developed REST APIs for mobile and desktop. Improved response times by reengineering application code. Created and maintained database system documentation. Enhanced application code quality and reusability.

Junior Web Developer at Wex

January 1, 2013 - October 24, 2025

Developed ASP.NET web applications and user controls. Created REST APIs for mobile and desktop users. Built database-driven controls and participated in SDLC phases. Documented database specifications and connectivity charts.

Full Stack Developer at Collins Aerospace

January 1, 2021 - Present

Full stack developer for enhancing and supporting multiple business-critical applications built with Angular, .NET Core, ServiceStack, ASP.NET MVC. Implemented secure authentication & authorization using Auth0, improving compliance and onboarding. Delivered high-availability messaging with RabbitMQ and Workflow Manager to streamline processes. Introduced unit and BDD testing frameworks – Angular (Jest), .NET (XUnit), Reqnroll/Selenium – elevating code quality and reducing regressions. Worked across Postgres and Oracle backends, optimizing queries and improving system performance. Active participant in Agile PI planning, aligning with stakeholders to prioritise feature delivery. Supported Azure pipelines and AWS ECS/S3 deployments, strengthening hybrid-cloud delivery.

Web Developer at Paragon Customer Communications Ltd.

January 1, 2021 - October 27, 2025

Provided live support for web applications including bug fixes and new feature development. Authored API documentation for consumer use. Collaborated with clients and product owners to ensure requirements were delivered successfully. Improved code reusability and conducted code reviews for enhancements. Worked cross-functionally with product teams and business stakeholders.

Web Developer at Advance HealthCare Ltd.

January 1, 2015 - October 27, 2025

Web Developer at Digital Contact Ltd.

January 1, 2014 - October 27, 2025

Participated in all SDLC phases; developed REST APIs for mobile and desktop; reengineered application code to improve response times; created and maintained database system documentation; enhanced application code quality and reusability.

Junior Web Developer at Wex

January 1, 2013 - October 27, 2025

Developed ASP.NET web applications and user controls; created REST APIs for mobile and desktop; built database-driven controls; documented database specifications and connectivity charts.

Full-Stack Developer at Collins Aerospace

January 1, 2021 - January 1, 2025

Full stack developer for enhancing and supporting multiple business-critical applications built with Angular, .NET Core, ServiceStack, ASP.NET MVC. Designed and implemented secure authentication & authorization using Auth0, improving compliance and reducing onboarding friction. Delivered high-availability messaging solutions with RabbitMQ and Workflow Manager to streamline business processes. Introduced and enforced unit and BDD testing frameworks - Angular (Jest), .NET (XUnit), Reqnroll/Selenium - raising code quality and reducing regression issues. Worked across Postgres and Oracle backends, optimizing queries and improving system performance. Active contributor to Agile Pl planning sessions, aligning with business stakeholders to prioritise feature delivery. Supported Azure pipelines and AWS ECS/S3 deployments, strengthening hybrid-cloud delivery.

Web Developer at Paragon Customer Communications Ltd

January 1, 2015 - January 1, 2021

Provided support for web applications in live environments including bug fixes and new feature development. Authored API documentation for consumer use. Collaborated with clients and product owners to ensure requirements were delivered successfully. Improved code reusability and reviewed project codebases for enhancements. Worked cross-functionally with product teams and business stakeholders.

Web Developer at Advance HealthCare Ltd

January 1, 2014 - January 1, 2015

Web Developer at Digital Contact Ltd

January 1, 2013 - January 1, 2014

Junior Web Developer at Wex

January 1, 2012 - January 1, 2013