I will fix bugs and improve nodejs react applications

J
joewang2011
J
joewang2011
Joe W
fix bugs and improve nodejs react applications
Full Screen
fix bugs and improve nodejs react applications
Full Screen
Full Screen
fix bugs and improve nodejs react applicationsfix bugs and improve nodejs react applicationsfix bugs and improve nodejs react applications

About this gig

Need a reliable full-stack developer to build or improve your web application?

I develop modern, responsive, and scalable web applications using Java Spring Boot, React, Node.js, TypeScript, and SQL databases.

I can help with:

Full-stack web application development

Java Spring Boot backend development

React and Next.js frontend development

REST API development and integration

PostgreSQL, MySQL, MongoDB, and Redis

Login, authentication, CRUD, and dashboards

ERP, CRM, inventory, and business systems

Third-party API integration

Bug fixing and performance improvement

Docker and deployment setup

I have experience building enterprise systems, including ERP platforms, office automation tools, CRM integrations, inventory systems, and internal business applications.

You will receive clean source code, responsive design, structured backend architecture, and clear communication.

Please contact me before ordering for complex or custom projects so we can confirm the scope and requirements.

  • Programming language

    • TypeScript

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Performance
    • Security
    • Design

  • Frontend framework

    • Flutter
    • Next.js
    • Nuxt.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • Express.js
    • FastAPI
    • Next.js
    • Node.js
    • Spring Boot

  • AI & low/no code builders

    • Lovable
    • Bolt.new
    • Claude
    • Firebase Studio
    • Base44
    • Co.dev
    • Cursor

Get to know Joe W

Joe W

Full Stack Developer Software Engineer

  • FromCanada
  • Member sinceSep 2026
  • Avg. response time1 hour

  • Languages

    English
I am a Full Stack Developer and Software Engineer with extensive experience in Java, TypeScript, and cloud technologies. I have a proven track record of leading engineering teams and architecting complex ERP and OA systems to streamline enterprise workflows. My expertise spans across Spring Boot, React, and DevOps practices like CI/CD and Docker.

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