Prasanna Kumarasamy

About

Principal Software Architect/Dev Manager with 21 years of experience designing and delivering large-scale, cloud-native enterprise systems across Microsoft Azure and AWS. Expert in .NET, C#, WCF/WPF, distributed application architecture, and microservices/event-driven designs, with a proven record driving modernization, scalability, and efficiency for global organizations including Microsoft, Synopsys, and UBC. Skilled at leading teams, defining solution architecture, and implementing robust DevOps practices and serverless architectures. Builds full systems using SQL and modern frontend frameworks (React/Angular/TypeScript) alongside cloud-native integrations and automation tooling.

Experience

• Senior Software Development Engineer · UBC (Remote)10-01-2023 – 08-01-2025

  • Architected and implemented core modules for a pharmaceutical management solution (Rems). • Designed scalable cloud-based APIs using .NET Core and SQL integrated with UBC Clear platform. • Managed a team of 5 developers

• Senior SDE · Microsoft (Bangalore, India)05-01-2022 – 09-01-2023

  • Led architecture for Microsoft Purview cloud solution enabling enterprise-grade privacy compliance. • Developed event-driven microservices using Azure Event Hub, Key Vault, Functions, and React UI. • Managed a team of 15 developers

• Principal Software Engineer · Tech9 (Remote)09-01-2021 – 05-01-2022

  • Conceived and deployed functionalities for an advanced car insurance management system encompassing claim administration, sales oversight, service monitoring, establishment collaborations, transaction exploration, and more. • Crafted and executed features within a comprehensive dental management solution integrating with EDS, Open Dental, Dentrix, and other providers for seamless dental claim processing. Designed complex workflow mechanisms enabling robust service-to-service interactions. • Managed a team of 5 developers

• Senior Software Engineer · Synopsys (Remote)08-01-2020 – 08-01-2021

  • Architected a forecasting web solution with multi-tier approval workflows using .NET Core & SQL. • Delivered Power BI-based executive dashboards integrated with backend APIs. • Enhanced reporting performance by optimizing SQL and caching strategies.

• Senior Software Engineer · Crossover (Remote)07-01-2019 – 12-01-2019

  • Designed and implemented a project management solution with integrated timesheet, billing, and invoicing modules. • Optimized .NET backend and SQL queries, improving data load performance by 30%. • Collaborated across distributed teams to enhance application scalability and reliability.

• Founder · Quantum Software (Madurai, India)07-01-2016 – 07-01-2019

  • Founded and led a software consulting firm delivering cross-platform mobile and desktop apps. • Built six successful apps using C#, WPF, Angular, Ionic, and Kotlin. • Managed end-to-end product lifecycle from architecture to deployment.

• Earlier Roles: Software Development Engineer II & Software Development Engineer at Microsoft (Redmond, USA) · Microsoft (Redmond, USA)Unknown – Unknown

  Earlier Roles listed in resume: Software Development Engineer II & Software Development Engineer at Microsoft (Redmond, USA).

• SDE · Aditi Technologies (Redmond, USA)Unknown – Unknown

  Earlier Roles listed in resume: SDE at Aditi Technologies (Redmond, USA).

• Programmer Analyst / Dev Lead · Infosys Technologies Ltd (Chennai, India)Unknown – Unknown

  Earlier Roles listed in resume: Programmer Analyst / Dev Lead at Infosys Technologies Ltd (Chennai, India).

Education

• Thiagarajar College of Engineering, Madurai, Tamil NaduB.E., Electronics and Communication Engineering

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