I will add a backend feature or API endpoint to your mern or nextjs saas

A
addy_luang
A
addy_luang
Addy L
add a backend feature or API endpoint to your mern or nextjs saas
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add a backend feature or API endpoint to your mern or nextjs saas

About this gig

Need a new backend feature for your SaaS? Im a Senior MERN & Next.js backend engineer with experience in scalable SaaS systems. I deliver secure, maintainable, production-ready endpoints quickly.


Examples of features I can add:

  • Role-based access control
  • Admin dashboard APIs
  • CRUD endpoints
  • Subscription / payment logic
  • AI feature backend (OpenAI / GPT integration)


Why choose me:

  • Fast 2-3 day delivery
  • Clean, maintainable code
  • Scalable backend architecture


Stack: Node.js, Next.js, Express, Prisma, MongoDB, mySQL, PostgreSQL

  • Programming language

    • TypeScript

  • Expertise

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

  • Frontend framework

    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • Express.js
    • Next.js
    • Node.js

  • AI & low/no code builders

    • Other

Get to know Addy L

Addy L

Senior MERN and Nextjs Fullstack Engineer

  • FromLaos
  • Member sinceOct 2020
  • Avg. response time10 hours

  • Languages

    English
Hi! I’m a Senior MERN & Next.js fullstack developer with 5+ years building production-ready SaaS apps. I specialize in: Fixing Node.js & Next.js API errors fast Prisma, MongoDB, PostgreSQL, mySQL database optimization Adding secure backend features / endpoints Deployment support (Vercel, Netlify, AWS) I understand that time is critical, so I deliver clean, maintainable, and fully tested solutions in 24–48 hours. My goal is to get your backend running smoothly, fast, and reliably.

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