I will build your full stack saas web app or mobile app

S
steveaitkins
S
steveaitkins
Stephen A
build your full stack saas web app or mobile app
Full Screen
build your full stack saas web app or mobile app

About this gig

19 years building production SaaS platforms, web apps, and mobile apps. I still write the code myself.


Recent shipped projects:


Real-time logistics platform 4 client apps, 57 DB models, 10 SQS background workers, live Mapbox tracking, Stripe Connect driver payouts, Shopify OAuth integration

SaaS for Meta's Threads post scheduling, AI content tools, RAG chat on pgvector, two-sided creator marketplace, 4-tier Stripe subscriptions, 8 Celery background jobs

IP-protection automation platform 30+ async site crawlers, DMCA bot for Cloudflare-protected forms, 4 Next.js frontends, PayPal subscriptions

Enterprise analytics platform Power BI Embedded, Azure AD SSO, multi-tenant hierarchy, 20+ locales with RTL support

All of them are in production, not demos.


What I build:


SaaS web apps: Next.js, React 18/19, TypeScript, Tailwind CSS

REST APIs: Node.js/Express, Python (Django/FastAPI), .NET 9, PHP/Laravel

Mobile apps:Flutter, React Native + Expo

Real-time: WebSockets, live GPS tracking, in-app chat

AI features: OpenAI, RAG pipelines, vector search, LLM function calling

Payments: Stripe subscriptions, Connect marketplace payouts, webhooks

Auth: JWT, OAuth 2.0, NextAuth, Supabase

  • Programming language

    • JavaScript

  • Expertise

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

  • Frontend framework

    • AngularJS
    • Flutter
    • React.js
    • Svelte
    • Tailwind CSS

  • Backend framework

    • Django
    • Express.js
    • FastAPI
    • Laravel
    • Node.js

  • AI & low/no code builders

    • Lovable
    • Cursor
    • Bubble
    • FlutterFlow
    • Webflow
    • Retool
    • Zoho Creator

Get to know Stephen A

Stephen A

Senior FullStack Engineer

  • FromUnited States
  • Member sinceJul 2018
  • Avg. response time1 hour

  • Languages

    English
I am a senior full-stack engineer with 19+ years of experience shipping production web, mobile, and enterprise systems end-to-end. I focus on multi-tenant SaaS on AWS and Azure, real-time and AI-assisted features, Stripe-backed payments, and legacy modernization.

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