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Sumanth KokkilagaddaSK

Sumanth Kokkilagadda

Java Backend Developer

400 €/Tag
Essen, DE
3-7 Jahre

Durchschnittliche Reaktionszeit: 1h

Über Sumanth

Hi! I'm Sumanth Kokkilagadda, a passionate and reliable backend developer with 5+ years of hands-on experience in building scalable, secure, and high-performance backend systems.

I specialize in:

  • Java & Spring Boot development
  • REST API design and integration
  • Microservices architecture
  • Database design (PostgreSQL, MySQL)
  • CI/CD pipeline setup (Jenkins, GitLab CI)
  • Cloud & containerization basics (AWS, Docker, Kubernetes - beginner level)
  • Agile development practices (Scrum, TDD, Pair Programming)
I’ve worked in retail and banking domain, where I’ve led backend feature development, modernized legacy applications, and improved DevOps pipelines. I'm proactive, detail-oriented, and love solving real-world problems through clean and maintainable code.

Whether you need to build a new backend service, fix existing issues, migrate to microservices, or improve performance. I’m here to help. Let’s bring your idea to life!

  • Englisch

    Muttersprachlich oder zweisprachig

  • Deutsch

    Grundkenntnisse

  • Telugu

    Muttersprachlich oder zweisprachig

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • Infosys Ltd
    Java BackEnd Developer
    Oktober 2024 - April 2025 (6 Monate)
    Chennai, Tamil Nadu, India
    • Led the upgrade of backend services to Java 21 and Spring Boot 3.4 improving system stability and maintainability across multiple business-critical modules.
    • Developed backend services for a credit decisioning platform used by banking employees, optimizing APIs to reduce response time by 30%.
    • Resolved 25+ critical security vulnerabilities across backend services, reducing backlog by 70% and improving application security posture.
  • Tata Consultancy Services
    Junior Java BackEnd Developer
    Oktober 2020 - September 2024 (3 Jahre und 11 Monate)
    Chennai, Tamil Nadu, India
    • Designed and developed RESTful APIs for a retail e-commerce platform used across 6 countries, enhancing service performance and reducing average response time by 30%.
    • Optimized complex SQL queries in PostgreSQL-based services, improving data retrieval speed by 30% and reducing DB load during peak usage.
    • Participated in Agile ceremonies (sprint planning, reviews, retrospectives) and Reviewed 60+ pull requests, ensuring adherence to clean code and architectural standards.
    • Delivered backend features from planning to production, contributing to architectural decisions.
    • Led the migration of CI/CD pipelines from Jenkins to GitLab, cutting deployment and build times by 70% and improving release stability by 90%.

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Ausbildung und Abschlüsse

  • Bachelor of Technology (BTech)
    National Institute of Technology Calicut
    2020
    Bachelor of Technology (BTech)
  • Master Microservices with Spring Boot & Spring Cloud
    Udemy
    2025
    Master Microservices with Spring Boot & Spring Cloud

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