Scalable & Secure Backend Development | APIs & Databases by John Olaniyi

Scalable & Secure Backend Development | APIs & Databases by John OlaniyiScalable & Secure Backend Development | APIs & Databases by John Olaniyi

Scalable & Secure Backend Development | APIs & Databases

John Olaniyi

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About this service

Summary

I build scalable, secure, and high-performance backend systems using modern technologies like Node.js, NestJS, and PostgreSQL. My expertise includes designing robust APIs, optimizing databases, and deploying cloud-based solutions. With a focus on speed, security, and maintainability, I ensure your backend is built to scale effortlessly.

What's included

Scalable Backend Architecture
A well-structured, high-performance backend system built with Node.js (NestJS/Express).
REST & GraphQL API Development
Secure, well-documented APIs for seamless frontend integration and third-party service connections.
Database Design & Optimization
Efficient database architecture using PostgreSQL, MySQL, or MongoDB for optimized data storage and retrieval.
Authentication & Authorization
Secure user authentication (JWT, OAuth, Firebase Auth) and role-based access control (RBAC).
Cloud Deployment & DevOps
Deployments on AWS, GCP, or DigitalOcean with CI/CD pipelines, Docker, and Kubernetes for scalability.
Performance & Security Optimization
Backend optimization for speed, security (rate limiting, encryption), and scalability under high traffic.

Skills and tools

Frontend Engineer

UX Engineer

Web Developer

Node.js

React

TypeScript

Industries

Education

FinTech & Payments

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