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With 10+ years as a Senior Full Stack .NET Developer, I build enterprise applications using C#, ASP.NET Core, ASP.NET MVC, Angular, and React across healthcare, banking, and government sectors. I design secure, high-performance RESTful APIs and microservices deployed on Azure and AWS to support regulated and mission-critical systems. I have a strong background in compliance-driven development (HIPAA, PCI-DSS, SOX, Section 508), implementing OAuth 2.0, OpenID Connect, and JWT for secure authentication. I translate business requirements into functional specifications and accessible UI solutions aligned with ADA, Section 508, and WCAG. I also have hands-on experience with Azure AI Services, DevOps practices, Docker, Kubernetes, and modernizing legacy applications to Angular 18 and .NET 8/9. I enjoy mentoring junior developers and driving secure API design, clean architecture, and scalable deployments.…With 10+ years as a Senior Full Stack .NET Developer, I build enterprise applications using C#, ASP.NET Core, ASP.NET MVC, Angular, and React across healthcare, banking, and government sectors. I design secure, high-performance RESTful APIs and microservices deployed on Azure and AWS to support regulated and mission-critical systems. I have a strong background in compliance-driven development (HIPAA, PCI-DSS, SOX, Section 508), implementing OAuth 2.0, OpenID Connect, and JWT for secure authentication. I translate business requirements into functional specifications and accessible UI solutions aligned with ADA, Section 508, and WCAG. I also have hands-on experience with Azure AI Services, DevOps practices, Docker, Kubernetes, and modernizing legacy applications to Angular 18 and .NET 8/9. I enjoy mentoring junior developers and driving secure API design, clean architecture, and scalable deployments.

Lalith Kumar Kathula

Web Developer, Full Stack Developer, Back-End Developer, +3

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With 10+ years as a Senior Full Stack .NET Developer, I build enterprise applications using C#, ASP.NET Core, ASP.NET MVC, Angular, and React across healthcare, banking, and government sectors. I design secure, high-performance RESTful APIs and microservices deployed on Azure and AWS to support regulated and mission-critical systems. I have a strong background in compliance-driven development (HIPAA, PCI-DSS, SOX, Section 508), implementing OAuth 2.0, OpenID Connect, and JWT for secure authentication. I translate business requirements into functional specifications and accessible UI solutions aligned with ADA, Section 508, and WCAG. I also have hands-on experience with Azure AI Services, DevOps practices, Docker, Kubernetes, and modernizing legacy applications to Angular 18 and .NET 8/9. I enjoy mentoring junior developers and driving secure API design, clean architecture, and scalable deployments.…With 10+ years as a Senior Full Stack .NET Developer, I build enterprise applications using C#, ASP.NET Core, ASP.NET MVC, Angular, and React across healthcare, banking, and government sectors. I design secure, high-performance RESTful APIs and microservices deployed on Azure and AWS to support regulated and mission-critical systems. I have a strong background in compliance-driven development (HIPAA, PCI-DSS, SOX, Section 508), implementing OAuth 2.0, OpenID Connect, and JWT for secure authentication. I translate business requirements into functional specifications and accessible UI solutions aligned with ADA, Section 508, and WCAG. I also have hands-on experience with Azure AI Services, DevOps practices, Docker, Kubernetes, and modernizing legacy applications to Angular 18 and .NET 8/9. I enjoy mentoring junior developers and driving secure API design, clean architecture, and scalable deployments.

Available to hire

With 10+ years as a Senior Full Stack .NET Developer, I build enterprise applications using C#, ASP.NET Core, ASP.NET MVC, Angular, and React across healthcare, banking, and government sectors. I design secure, high-performance RESTful APIs and microservices deployed on Azure and AWS to support regulated and mission-critical systems. I have a strong background in compliance-driven development (HIPAA, PCI-DSS, SOX, Section 508), implementing OAuth 2.0, OpenID Connect, and JWT for secure authentication. I translate business requirements into functional specifications and accessible UI solutions aligned with ADA, Section 508, and WCAG. I also have hands-on experience with Azure AI Services, DevOps practices, Docker, Kubernetes, and modernizing legacy applications to Angular 18 and .NET 8/9. I enjoy mentoring junior developers and driving secure API design, clean architecture, and scalable deployments.

Skills

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Work Experience

Senior .NET Developer at Careington

May 1, 2023 - Present

Built scalable microservices with C# and ASP.NET Core Web API (.NET 9), exposing RESTful JSON services for authentication, member management, plan eligibility, and reporting within an agile framework. Implemented secure API layers with OAuth 2.0 and JWT, applied repository and unit-of-work patterns, optimized SQL Server data access with EF Core, and integrated with Azure API Gateway. Implemented Kafka-based asynchronous messaging for notifications and inter service communication. Delivered Angular frontend (Angular 15) with a responsive UI, integrated Azure AI services for intelligent data extraction, and established CI/CD pipelines in Azure DevOps. Led code reviews and mentored junior developers.

NET Full Stack Developer at BNY Mellon

January 1, 2022 - April 30, 2023

Delivered enterprise grade applications using C# and ASP.NET Core Web API (.NET 6), built RESTful APIs and implemented layered architecture with DI and SOLID principles. Developed responsive Angular front-ends, reusable components, and services. Implemented EF Core data access, optimized SQL Server queries and stored procedures, and ensured reliability with unit tests. Deployed on Microsoft Azure with cross-cloud integration to AWS and configured secure authentication via OAuth 2.0/JWT.

.NET Developer Lead at State of Washington

April 1, 2019 - December 1, 2021

Led design and development of enterprise applications using C# with ASP.NET Core Web API, defining architecture standards and ensuring clean separation of concerns. Built React-based front-ends, integrated AWS services and DynamoDB, and implemented RBAC across APIs. Mentored backend and cloud integration teams and conducted design reviews and sprint planning.

NET Developer at American Airlines

October 1, 2017 - March 1, 2019

Developed enterprise web applications using C# with ASP.NET MVC (.NET Framework), built and consumed RESTful and SOAP services, and implemented server-side business logic with a focus on high availability. Created responsive UI with JavaScript, HTML5, CSS3, and Bootstrap, and optimized SQL Server objects. Performed unit testing and debugging; collaborated with teams for production releases.

Net Developer | IT Analyst at Airtel

January 1, 2016 - April 1, 2017

Developed and maintained enterprise web apps using C# with ASP.NET Web Forms and MVC, implementing server-side business logic, data access, and UI components with HTML/CSS/JavaScript/jQuery. Optimized SQL Server objects to support reporting and transactional data access.

Senior Full Stack .NET Developer at Careington

May 1, 2024 - Present

Leading a large-scale Healthcare Insurance platform with Angular 18 and ASP.NET MVC on .NET 8/9, secure HIPAA-compliant workflows, JWT-based authentication, Azure deployment, and audits. Mentored developers, implemented secure MVC patterns, integrated Kafka for event-driven notifications, built ETL using SSIS, and delivered responsive UI components while ensuring ADA/WCAG-compliant accessibility.

.NET Full Stack Developer at BNY Mellon

January 1, 2022 - April 1, 2024

Built enterprise banking platforms using ASP.NET Core Web API (.NET 6) with React front-end; implemented secure services, DI/SOLID, and high-throughput transaction processing. Integrated with AWS for cross-cloud communication, automated deployments via AWS CodePipeline, and led API validation with Swagger and Postman; contributed to PCI-DSS/SOX compliance.

.NET Web Developer at State of Washington

April 1, 2019 - December 1, 2021

Developed citizen-facing portals and internal agency workflows using ASP.NET Core 2.2/3.1 and Angular 10/11; implemented RBAC, ADA/Section 508 accessibility, and secure REST APIs; supported regulatory reporting and data integration across SQL Server and Azure.

.NET Developer at American Airlines

October 1, 2017 - March 1, 2019

Delivered enterprise airline applications using C#, ASP.NET MVC (.NET Framework) with REST/SOAP services; optimized SQL Server schemas for transactional workloads on AWS RDS; implemented NUnit tests, and collaborated across teams for production releases.

.NET Developer at Airtel

January 1, 2015 - April 1, 2017

Developed telecom billing and internal operational systems using C#, ASP.NET Web Forms and MVC; designed DB objects in SQL Server and collaborated with QA in Agile sprints.