I will build secure rest API backend with java spring boot

Y
yongchuang_li
Y
yongchuang_li
Yongchuang Li
Certaines informations sont présentées en anglais.
build secure rest API backend with java spring boot
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build secure rest API backend with java spring boot

À propos de ce service

NEW TO FIVERR SPECIAL:

I am offering my services at a discounted rate to build my reputation here. You get Senior Tech Lead quality at a Junior price. Grab this deal before I raise my rates!


Need a production-ready backend? I'll build you a clean, scalable REST API.

I'm a Senior Java Developer and Tech Lead. I've built meetwise.online, handling thousands of API calls. I don't just write scripts; I build systems.


️ BASIC PACKAGE ($60) INCLUDES:

- 1 Simple CRUD Endpoint (e.g., Create User OR Get User).

- Database Design (MySQL/PostgreSQL).

- Entities, Repository, Service, Controller.

- Swagger Documentation & Postman Collection.


Note: This is for standard API development. Complex business logic requires Standard or Premium.


Why me?

- Tech Lead Experience: I write code that is easy to maintain.

- Live Product: I built meetwise.online.

- No Spaghetti Code: Clean architecture, DTO mapping, Exception handling.


Tech Stack:

- Java 17/21, Spring Boot 3

- MySQL / PostgreSQL

- Hibernate / JPA

- Swagger / OpenAPI


Please contact me before ordering to discuss your requirements!

  • Expertise

    • Conception
    • Base de données

  • Langage de programmation

    • Java

  • Framework frontend

    • Vue.js

  • Framework back-end

    • Spring

Découvrez Yongchuang Li

Yongchuang Li

Java Developer AI Powered SaaS and API Integration

  • DeChine
  • Membre depuismars 2026

  • Langues

    Chinois, Anglais
I'm a Senior Java Developer and Tech Lead with 6 years of experience. I built meetwise.online, a live AI SaaS product that analyzes meetings, detects conflicts, and quantifies risks. I specialize in: Spring Boot development & Architecture REST API design (Scalable & Secure) AI integration (OpenAI, LangChain4j) Legacy code cleanup & Refactoring Fast Response & Delivery. I treat your code like my own. SPECIAL OFFER FOR FIRST 5 ORDERS: Order any gig and get a FREE Code Review Report ($80 value). I'll review your Java code and give actionable feedback. Let's build something great together.

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