Muthu Karthik Radhakrishnan

Microsoft Certified Full Stack Technical Lead with 16+ years of experience designing and delivering scalable, high-performance enterprise applications using .NET Core, ReactJS, and Azure cloud-native architecture. Proven track record modernising legacy platforms into microservices-based solutions, cutting system downtime by 40% and enabling weekly deployment cadences. Strong background in Agile delivery, DevOps automation, and event-driven integration (Azure Service Bus, Event Hub, Functions), with additional depth in cloud data migration and ETL pipelines (Azure Data Factory, SSIS).

Experienced leading and mentoring development teams across insurance and BFSI domains, with a consistent focus on system reliability, delivery velocity, and stakeholder collaboration.

Technical Lead — Full Stack (.NET Core / React / Azure) at Sopra Steria Ltd (2018-01 – Present)

• Led transformation projects migrating legacy monolith systems to scalable.NET Core microservices — reducing system downtime by 40% and enabling weekly deployment cadence.
• Drove ReactJS migration for 4 internal insurance portals, building a reusable component library that cut new feature delivery time by 30%.
• Implemented Azure DevOps CI/CD pipelines with automated testing and environment-gated deployments (Dev → UAT → Prod), reducing release defects by 60%.
• Designed and implemented Azure iPaaS solutions using Service Bus, Event Hub, Function Apps, and Durable Functions to build event-driven, real-time integrations across enterprise insurance systems.
• Provided technical leadership and mentorship to a team of 5 developers, influencing design decisions and enforcing coding best practices.
• Collaborated with cross-functional teams to translate business and functional requirements into scalable application and integration designs.
• Integrated GitHub Copilot into the delivery workflow, improving code quality and accelerating proof-of-concept delivery.

Senior Software Engineer —.NET / SQL at Sopra Steria Ltd (2010-02 – 2017-12)

• Delivered 6+ large-scale platform transition projects for BFSI clients across the UK and India, consistently on schedule and within budget.
• Developed RESTful APIs and SQL Server stored procedures supporting high-volume transactional workflows for 10,000+ daily active users.
• Orchestrated ETL pipelines using SSIS and Azure Data Factory to migrate legacy databases to Azure SQL, handling 3 TB of data with zero data loss.
• Collaborated with UK-based business analysts to translate complex regulatory requirements into technical designs and test plans.
• Acted as quality controller — reviewing code, documentation, and test plans as onshore lead ensuring high-quality delivery and client satisfaction.
• Mentored junior team members through structured code reviews, reducing production defect rates.

Bachelor of Engineering in Computer Science – SACS MAVMM Engineering College, Anna University (2008)