Iwinosa O.

Full Stack Engineer

Full-time available

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Bio

Iwinosa O is a Full Stack Engineer with several years of experience in developing scalable, high-performance applications across web and mobile platforms. Proficient in React Native, Next.js, and TypeScript, Iwinosa builds dynamic mobile and web applications. He has a strong backend foundation with Express.js, FastAPI, and Django, and is skilled in database management using PostgreSQL. His expertise includes CI/CD pipelines with Docker and GitHub Actions, and styling with Tailwind CSS. Iwinosa is also adept at implementing…

  • Projects completed2
  • Hourly rate
  • 0-2 years experience
  • Member since Jul 2025
Expertise
NextJSReactTypescriptReact NativeFast APIPythonSQLJavascriptCSSHTMLNodeJSGitShopifyDatabase:RelationalFigmaWebScraping
Video Intro
Assessments

General Coding and Video assessment

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

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

Experience

  1. WEB3 Dapp Developer

    BotX Token LauncherJun 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
    SolidityReactViteInertia.jsTailwindCSS

  2. Mobile App Engineer

    RushAMJan 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
    React NativeTypeScriptExpo

  3. Backend Engineer

    TradifyMay 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
    FastAPISQLModelPydanticRedisSwagger/OpenAPI

  4. Backend Engineer

    OnboardMeAug 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
    DjangoDjango REST FrameworkPostgreSQLRedisDocker

  5. Frontend Engineer

    NestedHealthAug 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
    ReactViteTypeScriptTailwind CSSJest

  6. Backend Engineer

    NettPharmacyJul 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
    ExpressJSJavaScriptGoogle Maps APIs

  7. Frontend Engineer

    OvationMay 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
    ViteTypeScriptTailwind CSS

  8. Backend Engineer

    NadcasinoFeb 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
    FastAPIWeb3.pyPydantic

  9. Frontend Engineer

    Express ElevatorsJan 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
    ReactViteTailwind CSSJest

  10. Backend Engineer

    MAPSATAug 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
    DjangoScrapyCelery
Education

  1. Bachelor of Engineering in Computer Engineering (B.Eng.)

    University of BeninBenin2017 — 2024
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