// Hello, World! I'm

Balaji Kumar

Building scalable, cloud-native, high-performance applications with 8+ years of expertise in .NET Core, Azure, and distributed systems.

About Me

Senior .NET Developer with 8+ years of experience building scalable, cloud-native, high-performance applications using .NET Core and microservices architecture. Expertise in distributed systems, high-volume transaction platforms, and real-time APIs. Proficient in leveraging AI-powered development tools including GitHub Copilot, ChatGPT, and Claude AI to accelerate code development, improve code quality, and streamline debugging workflows. Strong experience with Azure, Kubernetes, and event-driven architecture.

Experienced working with global teams across APAC and Europe. Open to remote, hybrid, or work-from-office full-time and contract opportunities worldwide.

8+ Years

Experience

India

Location

Remote / Hybrid

Work Style

Cloud-Native Apps

Speciality

Technical Skills

Languages & Frameworks

.NET CoreASP.NET CoreWeb APIC#Angular 13HTML5CSSBootstrap

API & Architecture

RESTGraphQLgRPCMicroservicesEvent-Driven ArchitectureClean Architecture

Cloud & DevOps

Azure FunctionsAzure Service BusAKSApplication InsightsDockerKubernetesHelmKEDAAzure DevOps (CI/CD)

Databases

SQL ServerMySQLQuery OptimizationPerformance Tuning

AI-Assisted Development

GitHub CopilotChatGPTClaude AIAI-Powered Code Review

Monitoring & Testing

PrometheusGrafanaxUnitNUnitMoq

Tools

GitPostmanVisual StudioVS Code

Work Experience

Feb 2023 – Present

Senior .NET Developer

Edenred
  • Led development of Transaction Service processing 250+ million transactions annually per business unit, reducing average response time by 35%
  • Designed and deployed cloud-native microservices using .NET Core, Kubernetes, GraphQL, and gRPC, serving multiple business units across India and Taiwan
  • Implemented event-driven architecture using Azure Service Bus and Azure Functions, enabling asynchronous processing of 100+ million voucher operations
  • Used GitHub Copilot to accelerate boilerplate code generation, reducing development time by approximately 20%
  • Implemented KEDA-based auto-scaling to handle 3x traffic spikes during peak business hours
  • Collaborated with global teams across Singapore, Taiwan, Philippines, and India
  • Received Star Employee Award (Singapore, 2024) for contribution to platform reliability and performance
Sep 2021 – Feb 2023

Software Engineer

NICE Systems
  • Developed .NET Core microservices and Windows background services for real-time data processing pipelines
  • Created reusable microservice templates that reduced new service setup time from 2 days to 4 hours
  • Implemented Redis caching layer, reducing database load by 40% and improving API response times
  • Built Angular components and integrated third-party REST APIs for customer-facing dashboards
  • Managed Kubernetes deployments using Helm charts, maintaining 99.9% uptime across production services
  • Increased code coverage from 55% to 80% using xUnit, NUnit, and Moq
Sep 2018 – Sep 2021

Software Developer

Tata Consultancy Services
  • Developed ASP.NET Web API services for enterprise-grade financial applications handling 50,000+ daily transactions
  • Improved SQL query performance by 60% through strategic indexing and query refactoring
  • Enhanced front-end UI using HTML5, CSS, and Bootstrap, improving page load times by 30%
  • Built automated SSIS ETL jobs for generating daily and monthly business reports
  • Implemented custom server-side paging and sorting, reducing payload sizes by 70%

Featured Projects

Edenred

Transaction Processing Platform

High-volume transaction service processing 250+ million transactions annually with optimized response times and cloud-native architecture.

.NET CoreKubernetesGraphQLgRPCAzure
Edenred

Event-Driven Voucher System

Asynchronous processing system handling 100+ million voucher operations using Azure Service Bus and Functions with KEDA auto-scaling.

Azure Service BusAzure FunctionsKEDA.NET Core
NICE Systems

Real-Time Data Processing Pipeline

Microservices and background services for real-time data processing with Redis caching layer reducing database load by 40%.

.NET CoreRedisKubernetesHelm
NICE Systems

Reusable Microservice Templates

Standardized microservice templates that reduced new service setup time from 2 days to 4 hours, adopted across multiple teams.

.NET CoreDockerKubernetesHelm
TCS

Enterprise Financial Application

ASP.NET Web API services for financial applications handling 50,000+ daily transactions with 60% SQL performance improvement.

ASP.NETSQL ServerSSISHTML5Bootstrap

Certifications & Education

Certifications

Microservices Architecture
Event-Driven Architecture
Clean Architecture
Software Architecture Security
Advanced Software Design

Education

B.E. in Electronics and Telecommunication

Vidyalankar Institute of Technology

2015 – 2018GPA: 8.0/10

Diploma in Electronics and Telecommunication

Vidyalankar Polytechnic

GPA: 8.5/10

Get In Touch

I'm always open to discussing new opportunities, projects, or collaborations. Feel free to reach out!

Email

vickykumar538@gmail.com

Phone

+91 9167447433

LinkedIn

balajibkumar

Location

India Open to Remote / Hybrid / Work from Office (Worldwide)