You will get scalable backend API with Node.js | Spring Boot, and PostgreSQL
Project details
Need a reliable backend system that can scale with growth, maintain performance, and handle real-world production traffic?
I build scalable, secure backend systems using Node.js, Spring Boot, and PostgreSQL for SaaS products, startups, and production applications.
Whether you're building a new product or improving an existing system, I can help you design a backend that is fast, secure, and maintainable.
What I will deliver:
✓ RESTful API development (Node.js / Spring Boot)
✓ Secure authentication & authorization (JWT / role-based access)
✓ Database design & optimization (PostgreSQL / MongoDB)
✓ Clean and scalable backend architecture
✓ Third-party API integrations
✓ Input validation & error handling
✓ Production-ready deployment setup on AWS/Hetzner/OceanDigital/Hostinger VPS
I build scalable, secure backend systems using Node.js, Spring Boot, and PostgreSQL for SaaS products, startups, and production applications.
Whether you're building a new product or improving an existing system, I can help you design a backend that is fast, secure, and maintainable.
What I will deliver:
✓ RESTful API development (Node.js / Spring Boot)
✓ Secure authentication & authorization (JWT / role-based access)
✓ Database design & optimization (PostgreSQL / MongoDB)
✓ Clean and scalable backend architecture
✓ Third-party API integrations
✓ Input validation & error handling
✓ Production-ready deployment setup on AWS/Hetzner/OceanDigital/Hostinger VPS
Programming Languages
JavaScript, Java, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$120
|
Standard
$400
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 2 days | 6 days | 14 days |
Number of Revisions | 0 | 1 | 3 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code |
Optional add-ons
You can add these on the next page.
Additional Revision
+$20
Additional API endpoints
(+ 2 Days)
+$12Frequently asked questions
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DV
Dmitry V.
Jul 25, 2023
Contract developer
About Shakeel
Backend Engineer | Node.js | Spring Boot, PostgreSQL & API Development
Karachi, Pakistan - 9:21 am local time
I am a backend engineer specializing in Node.js, Spring Boot, PostgreSQL, MongoDB, and API architecture. I have experience building production-grade applications involving complex databases, authentication systems, third-party integrations, and deployment workflows.
My expertise includes:
✓ REST API development
✓ Backend architecture
✓ PostgreSQL schema design & optimization
✓ MongoDB integration
✓ Authentication & authorization
✓ Payment gateway integration
✓ Third-party API integration
✓ AWS deployment workflows
✓ React frontend integration
I also bring specialized Web3 experience, including Solidity smart contract development, wallet authentication, blockchain data indexing, and smart contract integration with frontend and backend applications.
If you need a developer who writes clean, maintainable code and builds systems designed for long-term scalability, let's discuss your project.
Steps for completing your project
After purchasing the project, send requirements so Shakeel can start the project.
Delivery time starts when Shakeel receives requirements from you.
Shakeel works on your project following the steps below.
Revisions may occur after the delivery date.
Understand Your Questions
I will listen to your questions in the blockchain space, we will create the agenda of the meeting together. I will provide thorough answers.
Conduct a Live Call
We can have a live session to discuss your project. You will get expert opinions on your project. What you can gain, is written in the description of the project.