Summary
Iwinosa Osagie-Okah is a versatile full-stack and mobile developer with proven experience building scalable, high-performance applications across web and mobile platforms. He is highly skilled in React Native, Next.js, and TypeScript, and has a strong backend foundation with Express.js, FastAPI, Django, and NestJS. His expertise extends to database management with PostgreSQL, CI/CD pipelines with Docker and GitHub Actions, and styling with Tailwind CSS and PandaCSS. Iwinosa has delivered production-grade projects involving role-based access control, geolocation, push notifications, REST APIs, and smart contract integration using EVM-compatible tools like Solidity and Hardhat. He also has experience with testing using Jest, frontend state management with React Query, and automating workflows with Celery.
Meet Iwinosa O.
Assessment Scores
Great score on Debug and Enhance a ReactJS Property Search Component, Difficulty Easy
Great score on Create a React.js Movie Management Component, Difficulty Medium
Great score on Develop a React.js Quiz Game Application, Difficulty Easy
Great score on LRU cache, Difficulty Medium
Experience
BotX Token Launcher
WEB3 Dapp Developer
Full-Time
Jun 2025 — Jul 2025
Developed and deployed ERC-20-compliant smart contracts in Solidity
Integrated Uniswap V2 and V3 forked contracts
Built a responsive and high-performance frontend using Vite, React, and Inertia.js
Implemented wallet connectivity and state management using Wagmi, Viem, and Ethers.js
Technologies:
Solidity
React
Vite
Inertia.js
TailwindCSS
RushAM
Mobile App Engineer
Full-Time
Jan 2025 — Jun 2025
Built the mobile app using React Native with Expo
Implemented role based access control
Integrated location services for pickup/drop-off coordination
Developed push notification workflows
Technologies:
React Native
TypeScript
Expo
Tradify
Backend Engineer
Full-Time
May 2025 — Jun 2025
Built the backend using FastAPI
Modeled the relational database using SQLModel and Pydantic
Implemented secure and atomic transaction flows
Enabled automated and interactive API documentation using Swagger/OpenAPI
Technologies:
FastAPI
SQLModel
Pydantic
Redis
Swagger/OpenAPI
OnboardMe
Backend Engineer
Full-Time
Aug 2024 — Dec 2024
Developed a well-structured RESTful API
Implemented real-time updates using Redis and Server-Sent Events
Leveraged Django Signals for automated backend workflows
Containerized the backend using Docker
Technologies:
Django
Django REST Framework
PostgreSQL
Redis
Docker
NestedHealth
Frontend Engineer
Full-Time
Aug 2024 — Jan 2025
Developed landing pages and multi dashboard application
Implemented frontend logic using React and Vite
Styled UI components with Tailwind CSS
Set up CI pipelines to automate testing and linting
Technologies:
React
Vite
TypeScript
Tailwind CSS
Jest
NettPharmacy
Backend Engineer
Full-Time
Jul 2024 — Jan 2025
Designed and implemented a modular Express.js backend
Integrated Google Maps APIs
Engineered asynchronous workflows for external API communication
Collaborated cross-functionally with frontend and Shopify app developers
Technologies:
ExpressJS
JavaScript
Google Maps APIs
Ovation
Frontend Engineer
Full-Time
May 2024 — Sep 2024
Utilized ShadCN components and Tailwind CSS
Worked closely under the guidance of a lead developer
Maintained modular, reusable code patterns
Participated in regular code reviews and planning
Technologies:
Vite
TypeScript
Tailwind CSS
Nadcasino
Backend Engineer
Full-Time
Feb 2024 — May 2025
Developed a backend relayer service in FastAPI
Designed and managed the applicationʼs data layer
Integrated blockchain functionality using Web3.py
Built secure and extensible API endpoints
Technologies:
FastAPI
Web3.py
Pydantic
Express Elevators
Frontend Engineer
Full-Time
Jan 2024 — Jul 2024
Developed a high-performance, responsive web application
Built reusable and scalable UI components
Implemented client-side routing with React Router
Set up end-to-end deployment with CI/CD tools
Technologies:
React
Vite
Tailwind CSS
Jest
MAPSAT
Backend Engineer
Full-Time
Aug 2023 — Mar 2024
Built the backend using Django
Implemented web scraping workflows using Scrapy
Used the default Django ORM to manage and persist structured data
Automated scraping tasks using Celery with scheduled job execution
Technologies:
Django
Scrapy
Celery
Projects
Land Use and Land Cover Classification Model
Developed a deep learning model for classifying Multi-Spectral Surface Reflectance Data from the LandSAT satellite for the purpose of developing Land Cover Maps for Fido State, Nigeria.
GDeliver
Built a microservice that communicated with Chowdeck and Google Maps to provide real-time delivery pricing information and delivery management functionality for a Shopity store
Education
Bachelor of Engineering in Computer Engineering (B.Eng.)
2017 - 2024
University of Benin
Benin
Full Stack Engineer
Available — No Current Full-Time Commitment
/Mo
/Hr
Member since July 31, 2025
Skills & Expertise
NextJS
React
Typescript
React Native
Fast API
Python
SQL
Javascript
CSS
HTML
NodeJS
Git
Shopify
Database:Relational
Figma
WebScraping
Developer Level
Associate
0-2 YOEIwinosa O. is associate Level Developer