You will get Web3 DApp Backend Development with Go or Java (REST API/Integration)

Let a pro handle the details

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

Let a pro handle the details

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

Project details

I specialize in building robust, production-ready Web3 DApp backends and smart contract integrations. With over 10 years of experience in distributed systems and 1+ year in blockchain development, I deliver secure, scalable solutions using Go, Java, and Solidity. Whether you need an NFT marketplace, DeFi protocol, or custom on-chain application, I can help you turn your idea into a fully functional, production-ready system. My focus is on clean, maintainable code, rigorous testing, and seamless integration with Ethereum and EVM-compatible blockchains.
Programming Languages
Java, Go
Coding Expertise
Performance Optimization, Security
What's included
Service Tiers Starter
$150
Standard
$400
Advanced
$800
Delivery Time 3 days 7 days 12 days
Number of Revisions
111
Design Customization
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Content Upload
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Responsive Design
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Source Code

Frequently asked questions

Liping Z.Status: Offline
Liping Z.Status: Offline
Software Dev & Web 3 developer
Shenzhen, China - 5:05 pm local time
I'm Felix, a Senior Backend & Web3 Engineer with 10+ years of experience in distributed systems, microservices, and blockchain development.

I specialize in:
• Backend development with Go & Java
• Web3 & Smart Contract development (Solidity)
• API integration, prediction markets, and data aggregation platforms
• High-concurrency, scalable, and production-ready systems
• Linux server deployment, DevOps, and service monitoring

I have delivered end-to-end projects from system architecture, coding, and testing to cloud deployment and maintenance. My focus is on clean code, performance, security, and stable long-term systems.
I work independently, communicate clearly, and meet deadlines consistently.
If you need a reliable engineer for backend, Web3, API integration, or distributed systems, let's discuss your project.

Steps for completing your project

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

Delivery time starts when Liping receives requirements from you.

Liping works on your project following the steps below.

Revisions may occur after the delivery date.

Discovery & Planning

Client provides project requirements, target blockchain, and any existing smart contracts. We finalize the scope, tech stack, and timeline.

Architecture & Design

I design the system architecture, API endpoints, and database schema. I share a detailed design document for client approval.

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