Mustafa Erhan Portakal
Türkçe

Full-stack developer · Bursa, Türkiye

I build and ship production web systems, end to end.

Full-stack developer who ships production systems end to end — NestJS APIs, Next.js and React interfaces, PostgreSQL and MongoDB data layers, Docker-based deployment.

Live work

Three systems currently running in production.

  • Auraly-AI

    A mood-based music recommendation product, built as a four-app TypeScript monorepo.

    auraly-ai.com

  • maisonmeda.com

    A live e-commerce platform for a boutique, with Trendyol marketplace sync and iyzico payments.

    maisonmeda.com

  • Letter to Stars

    An English diary platform that rewrites your entry at the IELTS level you are aiming for.

    lettertostars.mustafaerhanportakal.com

Currently

Freelance full-stack developer since November 2025, and co-founder of Vimof Studios since July 2025.

Selected work

Case studies on the decisions, not just the stack.

All work →
  1. 01Auraly-AIA mood-based music recommendation product, built as a four-app TypeScript monorepo.TypeScript · NestJS 11 · Next.js 15 · React Native (Expo)
  2. 02maisonmeda.comA live e-commerce platform for a boutique, with Trendyol marketplace sync and iyzico payments.TypeScript · Turborepo · Next.js 16 · NestJS
  3. 03Union Management PlatformA 30-module management system for a health workers' union, installed on the client's own infrastructure.TypeScript · NestJS 11 · Prisma 6 · PostgreSQL 16

Experience

  • Freelance

    Full-Stack Developer · Bursa, Türkiye (Remote)

    – present

  • Vimof Studios

    Co-Founder & Full-Stack Developer · Remote

    – present

  • BRM Bilgisayar

    Software Developer Intern · Bursa, Türkiye

    –

Full experience →

What I work with

Languages
TypeScript, JavaScript, Python, C#, SQL
Backend
NestJS, Node.js, Express, ASP.NET Core, Django, FastAPI
Frontend
React 19, Next.js 15/16 (App Router), Tailwind CSS 4, Material-UI, TanStack Query, Vite
Mobile
React Native (Expo), Expo Router
Databases
PostgreSQL, MongoDB, Microsoft SQL Server, Redis
ORM
Prisma, Mongoose, Entity Framework
DevOps
Docker, Docker Compose, Nginx, GitHub Actions, Turborepo, pnpm, VPS, Let's Encrypt
Integrations
Spotify Web API, Google Gemini, iyzico, Trendyol Marketplace API, AWS SES, Resend, OneSignal, Baileys
Practices
REST API design, JWT authentication, Role-based access control, Background queues (BullMQ), Swagger/OpenAPI, Architecture Decision Records (ADR), Monorepo

Contact

Open to full-stack roles and freelance work.

Get in touch →