I will develop spring boot rest API for your java backend project

C
chengalappans
C
chengalappans
Chengalappan S
5.0
5.0
develop spring boot rest API for your java backend project
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develop spring boot rest API for your java backend project

About this gig

Are you looking for a reliable backend & database developer?


I am a Software Engineer with 3.8 years of experience building real-world, high-performance backend systems for FinTech and stock trading platforms handling millions of records and real-time analytics.


What I offer:

ClickHouse & TimescaleDB Setup

Slow Query Optimization & Tuning

Database Migration (PostgreSQL / MySQL)

Real-Time Data Pipelines (Apache Kafka)

Spring Boot REST API Development

GraalVM Native Image Optimization

Schema Design for Time-Series Data


Why choose me?

3.8 years real work experience

Proven 85% query latency improvement

Clean, well-documented code

On-time delivery always

Free revisions included

Post-delivery support


Whether you need a fast database set up from scratch, slow queries fixed, or your existing system optimized for speed - I can help!


Message me before ordering!

Let's discuss your project and I will send you a custom offer.

  • Expertise

    • Databases

  • Programming language

    • Java

  • Backend framework

    • Spring

Get to know Chengalappan S

Chengalappan S

Software Engineer

5.0(1)
  • FromIndia
  • Member sinceOct 2022
  • Avg. response time1 hour
  • Last delivery1 month

  • Languages

    English, Tamil
Backend Engineer | Java, Spring Boot & Real-Time Systems I build scalable, production-ready backend applications with 3+ years of professional fintech experience — real industry work, not just the simple demo projects that you will find elsewhere. ✅ Spring Boot REST API Development ✅ PostgreSQL & TimescaleDB (Time-Series) Design ✅ Hibernate & JPA Integration ✅ Apache Kafka & Real-Time Data Pipelines ✅ Bug Fixing, Code Review & Performance Optimization ✅ Maven Build Configuration Clean code, clear communication, and on-time delivery every time. 📩 Message me before ordering!

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Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
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Most relevant
  • S

    sonygeorge

    IN

    India

    5

    He delivered an excellent experience, demonstrating true expertise in completing this project. He handled everything with the utmost professionalism, providing clear documentation, an excellent README, and a comprehensive step-by-step guide. Furthermore, the code quality was of the highest standard and truly exceeded my expectations

    $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No
Reviews

1 reviews for this Gig
5.0

(1)
(0)
(0)
(0)
(0)
Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
Sort By
Most relevant
  • S

    sonygeorge

    IN

    India

    5

    He delivered an excellent experience, demonstrating true expertise in completing this project. He handled everything with the utmost professionalism, providing clear documentation, an excellent README, and a comprehensive step-by-step guide. Furthermore, the code quality was of the highest standard and truly exceeded my expectations

    $50

    Price

    1 day

    Duration

    Helpful?
    Yes
    No

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