I will create serverless API deno postgresql mysql nextauth postgres oauth 2 0

United Kingdom

I speak English

Ericdev

I Ericcy I'm a backend developer specializing in modern Deno applications and scalable REST APIs. I build secure, high-performance backend systems using TypeScript, Hono, Oak, Fresh, Clerk, Better A...
About this Gig

Need a scalable serverless API with secure authentication, payments, and modern backend architecture? I build production-ready APIs using Deno and TypeScript designed for SaaS, AI apps, and business systems.


What I Build


Serverless REST APIs

Secure authentication systems

PayPal Checkout & Webhooks

OAuth 2.0 & NextAuth integration

CRUD & SaaS backend systems


️ Backend Stack


I use

Deno

Hono

Oak

Fresh

Express.js

migration

Fastify migration

REST API

GraphQL

tRPC

Swagger

OpenAPI

and Zod validation to build fast and scalable APIs.


Authentication Systems


Integration with

Clerk

NextAuth

Auth.js

Better Auth

JWT

Session Auth, and OAuth 2.0 for secure login and user management.


️ Databases & ORM


I work with PostgreSQL, MySQL, MongoDB, SQLite, Redis, Supabase, Neon DB, Drizzle ORM, Prisma, and Kysely for optimized data handling.


Payments & Automation


I integrate PayPal Checkout

PayPal Webhooks

Stripe

background jobs, and automation workflows.


Deployment & DevOps


Your backend is production-ready with Docker, GitHub Actions, Deno Deploy, and Cloudflare Workers.


I deliver clean, scalable, secure, and high-performance backend systems tailored to your needs.

Purpose:

Chat

•

Travel

•

Productivity tools

•

E-Commerce

•

Real estate

•

VPN

Expertise:

Cross-browser/Device compatibility

•

Localization

Platform:

Cross-platforms

App type:

PWA

Programming language:

Assembly

•

Apex

•

Python

•

TypeScript

Frameworks:

Flutter

•

PhoneGap

•

NativeScript

•

Laravel

•

Node.js

Tools:

Power apps

•

Bubble

•

Glide

•

Flutterflow

•

Expo

•

Adalo

•

Supabase