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Professional Summary

Software Engineer with 5+ years of experience designing and optimizing high-performance backend systems for customer-facing applications serving 1M+ active users. Proven expertise in cloud-native architecture, scalable microservices, and distributed systems to ensure reliability under heavy load. Scrum-certified Agile practitioner with a track record of cross-functional collaboration to solve complex technical challenges and deliver enterprise-grade solutions.

Skills

Languages & Frameworks

Java Python JavaScript Spring Boot Spring Framework React REST GraphQL Swagger

Cloud & DevOps

Azure (AKS, Functions, DevOps, Pipelines) Docker Kubernetes Jenkins Service Bus Event Hubs Kafka

Infrastructure

CI/CD Containerization Prometheus Grafana ELK Stack Kibana Key Vault Serverless

Databases

MongoDB Cassandra Redis SQL PL/SQL (Oracle)

Security

TLS/SSL JWT OAuth2 Redis Rate Limiting DoS Mitigation

Architecture & Methodologies

Microservices Distributed Systems Multi-Tenant Systems Agile Scrum TDD

Work Experience

Software Engineer

Cricket Wireless August 2022 - Current Full-time
  • Designed backend APIs to offload frontend logic, streamlining Customer360 operations and reducing agent call times by 15%.
  • Reduced client-server calls by 40% by introducing a Façade layer, enhancing speed and reliability.
  • Prevented Denial-of-Service (DoS) attacks by implementing Redis rate-limiting, reducing security incidents by 90%.
  • Migrated legacy on-premises services to Azure, lowering infrastructure costs by 35% and improving scalability for 1M+ users.
  • Automated integration testing with Jenkins, accelerating feature delivery by 40% and reducing post-release defects by 30%.
  • Implemented cookie-based JWT authentication with CSRF protection to secure user sessions and enhance user experience.
  • Transitioned database from Cassandra to MongoDB to leverage flexible data modeling and richer querying capabilities, resulting in a 25% reduction in query latency and improved scalability.
  • Developed a Spring Boot microservice that integrates with Firebase Cloud Messaging (FCM) to deliver event-driven, personalized push notifications, resulting in a 15% increase in user engagement.
  • Developed real-time alerting and monitoring solutions leveraging the ELK Stack (Elasticsearch, Logstash, Kibana) and Azure Application Insights to minimize downtime and improve system health visibility.

Software Engineer I

Hyperdata Computing (Pvt).Ltd June 2020 - November 2021
  • Introduced multi-tenant architecture to support 50+ clients on a single instance, reducing infrastructure costs by 20%.
  • Secured in-app communication by implementing TLS encryption on Apache Kafka.
  • Integrated Apache Kafka with backend services to asynchronously consume and process location messages at 5-second intervals, enabling near real-time location mapping.
  • Built a real-time command and control web application using React, integrating dynamic UI components with ESRI maps to visualize and interact with live geospatial data.
  • Designed and implemented PL/SQL procedures and triggers to automate workflows, validate data, and enforce business rules in a Case Management System, improving operational efficiency by 30%.

Education

Master of Science in Computer Science

Maharishi International University

November 2021 - June 2023

Bachelor of Science in Computer Engineering

GIKI

August 2016 - May 2020

Certifications

Azure Developer Associate (AZ-204)

Microsoft

June 2025 - June 2026

Professional Software Developer Certification (PSDC)

Scrum.org

July 2023 - Present

Projects

Projects Coming Soon

Exciting projects are in development. Check back soon to see my latest work and contributions.

Contact Information

Atlanta, Georgia
641-819-2153
yougesh.kumar200@gmail.com
linkedin.com/in/yougesh-kumar
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