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You will get I will develop enterprise backend systems using Spring Boot

Zhiwei L.Status: Offline
Zhiwei L.

Let a pro handle the details

Buy Web Application Programming services from Zhiwei, priced and ready to go.
Zhiwei L.Status: Offline
Zhiwei L.

Let a pro handle the details

Buy Web Application Programming services from Zhiwei, priced and ready to go.

Project details

I will build scalable backend systems and workflow automation platforms using Java and Spring Boot.

This service is ideal for:

 • Enterprise workflow systems
 • Ticket management platforms
 • REST API development
 • Data integration services
 • Analytics and dashboard backends

What I can deliver:

✔ Workflow engines with status tracking and approval flows
✔ REST API development and third-party integrations
✔ PostgreSQL database design and optimization
✔ Multi-source data synchronization (API / CSV / Database)
✔ Secure deployment with Nginx and cloud environments

I have experience building enterprise-grade systems that improved operational efficiency and reduced manual processing time by over 60%.

My focus is writing clean, maintainable, and scalable backend code that supports real business operations.
Programming Languages
Python, Java
Coding Expertise
Performance Optimization, Security
What's included
Service Tiers Starter
$50
Standard
$150
Advanced
$400
Delivery Time 2 days 5 days 10 days
Number of Revisions
000
Design Customization
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Content Upload
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Responsive Design
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Source Code
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Frequently asked questions

Zhiwei L.Status: Offline

About Zhiwei

Zhiwei L.Status: Offline
Backend Developer | Spring Boot + AI API Integration (OpenAI)
Tengzhou, China - 6:35 pm local time
I help startups build scalable backend systems and APIs using Spring Boot.

✔ Build REST APIs that handle high traffic
✔ Fix slow or unstable backend systems
✔ Integrate AI APIs (OpenAI, automation tools)

If your system is slow, messy, or hard to scale — I can fix it.

Steps for completing your project

After purchasing the project, send requirements so Zhiwei can start the project.

Delivery time starts when Zhiwei receives requirements from you.

Zhiwei works on your project following the steps below.

Revisions may occur after the delivery date.

Requirement Analysis

Review project requirements, workflow logic, and technical specifications.

Backend Development

Develop backend APIs, database structure, and workflow functionality using Spring Boot.

Review the work, release payment, and leave feedback to Zhiwei.