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I’m a Software Engineer with 4+ years of experience building and maintaining scalable backend services and microservices using C#, .NET, and ASP.NET Core. I enjoy turning product requirements into reliable REST APIs, integrating SQL-based data workflows, and improving performance, reliability, and maintainability through clean architecture and solid engineering practices. I also bring hands-on experience with cloud-native development on Microsoft Azure and real production support, including troubleshooting incidents and implementing corrective fixes. Recently, I’ve been leveraging Generative AI capabilities—using OpenAI and Azure OpenAI APIs along with prompt engineering—to power information retrieval, summarization, and productivity features, while using testing and CI/CD practices to deliver secure, high-quality releases.…I’m a Software Engineer with 4+ years of experience building and maintaining scalable backend services and microservices using C#, .NET, and ASP.NET Core. I enjoy turning product requirements into reliable REST APIs, integrating SQL-based data workflows, and improving performance, reliability, and maintainability through clean architecture and solid engineering practices. I also bring hands-on experience with cloud-native development on Microsoft Azure and real production support, including troubleshooting incidents and implementing corrective fixes. Recently, I’ve been leveraging Generative AI capabilities—using OpenAI and Azure OpenAI APIs along with prompt engineering—to power information retrieval, summarization, and productivity features, while using testing and CI/CD practices to deliver secure, high-quality releases.

Krishna Mannem

Software Engineer, Back-End Developer, DevOps Developer, +4

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I’m a Software Engineer with 4+ years of experience building and maintaining scalable backend services and microservices using C#, .NET, and ASP.NET Core. I enjoy turning product requirements into reliable REST APIs, integrating SQL-based data workflows, and improving performance, reliability, and maintainability through clean architecture and solid engineering practices. I also bring hands-on experience with cloud-native development on Microsoft Azure and real production support, including troubleshooting incidents and implementing corrective fixes. Recently, I’ve been leveraging Generative AI capabilities—using OpenAI and Azure OpenAI APIs along with prompt engineering—to power information retrieval, summarization, and productivity features, while using testing and CI/CD practices to deliver secure, high-quality releases.…I’m a Software Engineer with 4+ years of experience building and maintaining scalable backend services and microservices using C#, .NET, and ASP.NET Core. I enjoy turning product requirements into reliable REST APIs, integrating SQL-based data workflows, and improving performance, reliability, and maintainability through clean architecture and solid engineering practices. I also bring hands-on experience with cloud-native development on Microsoft Azure and real production support, including troubleshooting incidents and implementing corrective fixes. Recently, I’ve been leveraging Generative AI capabilities—using OpenAI and Azure OpenAI APIs along with prompt engineering—to power information retrieval, summarization, and productivity features, while using testing and CI/CD practices to deliver secure, high-quality releases.

Available to hire

I’m a Software Engineer with 4+ years of experience building and maintaining scalable backend services and microservices using C#, .NET, and ASP.NET Core. I enjoy turning product requirements into reliable REST APIs, integrating SQL-based data workflows, and improving performance, reliability, and maintainability through clean architecture and solid engineering practices.

I also bring hands-on experience with cloud-native development on Microsoft Azure and real production support, including troubleshooting incidents and implementing corrective fixes. Recently, I’ve been leveraging Generative AI capabilities—using OpenAI and Azure OpenAI APIs along with prompt engineering—to power information retrieval, summarization, and productivity features, while using testing and CI/CD practices to deliver secure, high-quality releases.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Javanese

Advanced

Work Experience

Software Engineer at Citi Group

January 1, 2025 - Present

Designed, developed, tested, and maintained scalable backend services and enterprise applications using C#, .NET, ASP.NET Core, REST APIs, and SQL. Built and maintained microservices and reusable components with logging, exception handling, monitoring, and asynchronous processing to improve reliability and scalability. Developed Azure-based services using App Services, Azure Functions, Azure SQL, and Azure Storage. Integrated OpenAI/Azure OpenAI APIs for intelligent information retrieval, summarization, and productivity use cases. Implemented automated unit/integration tests (xUnit/NUnit), performed root-cause analysis for production incidents, and delivered fixes. Worked in an Agile/Scrum environment and set up CI/CD pipelines with Azure DevOps and Git for build, test, and deployments.

Software Engineer at Star Technology Solutions

February 1, 2024 - December 1, 2024

Developed enterprise applications and backend services using C#, .NET Core, ASP.NET Core, JavaScript, Python, SQL, and REST APIs. Designed scalable microservices and API integrations to support business-critical workflows. Built reusable components using SOLID principles and design patterns, and implemented frontend features with React. Delivered secure APIs through authentication/authorization, input validation, and exception handling. Created automated unit and integration tests and participated in peer code reviews. Investigated production incidents with root-cause analysis and provided customer-impacting fixes. Used Git and Azure DevOps for source control, CI/CD, and release management.

Software Engineer at Cognizant

August 1, 2020 - May 1, 2023

Built backend services and enterprise applications using Java, Python, C#, .NET, JavaScript, SQL, and REST APIs. Developed scalable APIs using modular architecture and object-oriented design, and implemented integrations using REST and JSON services. Created SQL queries, stored procedures, and database objects for application functionality. Worked in Agile sprints with cross-functional teams, debugging issues across development, testing, and production environments. Added functional, integration, and regression tests prior to releases, and supported production deployments by collaborating with engineering and operations teams. Used Git, Visual Studio/VS Code, Postman, and CI/CD tooling throughout the lifecycle.