I will develop a secure custom backend and admin panel with java spring boot

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Jack W.

About this gig

Is your business running on slow, insecure, or unscalable software?


Don't let a weak backend crash your startup. I am a Senior Java Architect with 15+ years of experience. I build "bank-grade" secure backends using Spring Boot that can scale to millions of users.


Unlike others who just write code, I provide a Full Backend Solution: from Database design to API development, and even a visual Admin Panel for you to control everything.


️ The Enterprise Tech Stack:

  • Language: Java (Spring Boot, Hibernate, JPA)
  • Database: MySQL, PostgreSQL, MongoDB, Redis
  • Security: JWT, OAuth2, Spring Security (Bank-level protection)
  • Admin Panel: Vue.js / React (Modern UI)


What Can I Do?

  • Build custom RESTful APIs from scratch.
  • Fix bugs & optimize slow queries in existing apps.
  • Migrate legacy systems (PHP/Node) to robust Java.
  • Develop a Web Admin Dashboard to manage users, orders, and content.


Why Choose Me?

  • 15+ Years Expert: I solve complex logic that junior devs can't handle.
  • AI-Assisted Speed: I deliver high-quality code 2x faster.
  • Documentation: You get full Swagger API docs.


️ MESSAGE ME FIRST to discuss your architecture and get a custom quote!

Get to know Jack W.

Jack W.

Senior Java Architect and Full Stack AI Expert

5.0(2)
  • FromChina
  • Member sinceJan 2026
  • Avg. response time7 hours
  • Last delivery2 weeks
  • Languages

    Chinese, English
I am a Senior Software Architect and Full Stack Developer with 15 years of experience (ex-MNC). I specialize in building robust enterprise backends using Java Spring Boot and modern frontends with Vue 3 and Flutter. My Advantage: I combine deep architectural expertise with AI tools to deliver high-quality, bug-free code at 2x speed. Core Services: Java Spring Boot Backends & API Integration Web & Mobile Apps (Vue.js / Flutter) AI Integration & Automation Let's turn your complex ideas into reality efficiently.