Principle Engineer | 18+ years of experience | System Architecture, Design, Backend Polygot

Professional Summary

Principal Engineer with 18+ years of experience in software development and architecture. Specialized in building scalable, high-performance systems using .NET, Node.js, and Java Spring Boot. Strong background in DevOps, CI/CD, AWS cloud, and container orchestration. Adept in microservices architecture, design patterns, and agile methodologies.

Technical Skills

• Languages & Frameworks: C#, .NET Core, Node.js, TypeScript, Java Spring Boot
• Databases: MongoDB, MySQL, SQL Server
• DevOps & Cloud: AWS, Kubernetes, Docker, Helm
• CI/CD Tools: Jenkins, GitLab CI, GitHub Actions
• Messaging & Monitoring: RabbitMQ, Prometheus, Grafana
• Architecture: Microservices, Event-driven systems, RESTful APIs
• Practices: Agile, Design Patterns (Repository, Singleton, Strategy, etc.)

Professional Experience

Principal Engineer – Propelld

Nov 2021 – Present

• Designed and implemented a unified notification system (Email, SMS, WhatsApp)
• Led development of Node.js/TypeScript and Java Spring Boot microservices
• Worked with MongoDB and MySQL in fintech applications
• Set up DevOps team, defined processes, and implemented CI/CD pipelines
• Managed AWS cloud infrastructure using Kubernetes, Docker, and Helm
• Implemented system monitoring with Prometheus and Grafana
• Led AWS cost optimization efforts, reducing monthly costs by 10–15%

Lead Software Developer – Dnata Travel

Oct 2013 – Nov 2021

• Developed C# components to sync passenger data via RabbitMQ and event sourcing
• Integrated GDS and low-cost carrier APIs for flight bookings
• Applied key design patterns to ensure maintainable C# code
• Managed SQL Server–based systems and deployed services on Microsoft Azure

Senior Software Engineer – Kalido

Apr 2011 – Oct 2013

• Worked on DIW and MDM platforms using C++, C#, and Java
• Delivered new features and resolved bugs for enterprise information systems

Senior Software Engineer – Huawei

Apr 2008 – Apr 2011

• Developed telecom IN services using C on VxWorks (SIP, RTSP, RTP protocols)
• Led two major projects and mentored junior engineers
• Received multiple awards for development excellence and support

Programmer Analyst – Cognizant Technology Solutions

Jul 2006 – Apr 2008

• Worked on SAP BI for reporting and data monitoring
• Designed info objects and handled daily ETL tasks

Education

Master of Computer Applications (MCA), June 2003 – June 2006 Institute of Road and Transport Technology, Anna University Graduated with Distinction (78%)