Full-stack engineer building production applications with Node.js, React, and TypeScript. Focused on clean architecture, type safety, and scalable systems.

• 🌍 Based in Stockholm, Sweden
• 📧 Email: darunbjork@gmail.com
• 🎓 Currently studying: Fullstack Developer at Chas Academy (2025-2027) – Focus on full-stack development, DevOps, and cloud-native architecture
• 💼 Open to: Frontend, Backend, and Full-Stack roles
• 🔗 Portfolio: myportfolio-ui.netlify.app

Multi-tenant IoT backend with real-time device control and MQTT integration.
Stack: Node.js, TypeScript, MongoDB, WebSocket (socket.io), MQTT, Docker
Features: JWT refresh token rotation, RBAC, multi-tenancy, real-time updates, CI/CD with GitHub Actions
Demonstrates: TypeScript architecture, IoT protocols, real-time systems, security patterns

Full-stack portfolio platform with admin dashboard and role-based content management.
Backend: Node.js, Express, MongoDB, Docker, Jest
Frontend: React, TypeScript, Tailwind CSS, Zustand
Features: RBAC (Owner/Admin/Viewer), JWT auth, Cloudinary uploads, RESTful API with Swagger docs
Demonstrates: Full-stack integration, modern React patterns, API design, deployment

Social media platform backend with authentication and dynamic user interactions.
Stack: MERN (MongoDB, Express, React, Node.js)
Features: User authentication, post management, secure API endpoints
Demonstrates: MERN stack, data relationships, RESTful design

RESTful API for movie catalog with user authentication and favorites management.
Stack: Node.js, Express, MongoDB, Passport.js
Features: JWT authentication, user profiles, CRUD operations
Frontend: React Client, Filmwebbsida (vanilla JS)

Django-based recipe management platform.
Stack: Python, Django, PostgreSQL
Demonstrates: Python backend development, Django ORM, MVC patterns

Responsive single-page portfolio with GSAP animations and contact form.
Stack: HTML, CSS, JavaScript, Node.js (Express backend)

Backend: Node.js, Express, TypeScript, Python/Django, RESTful APIs, JWT auth, WebSocket, MQTT
Frontend: React, TypeScript, Tailwind CSS, Zustand, responsive design
Databases: MongoDB (Mongoose), PostgreSQL, Firebase
DevOps: Docker, CI/CD (GitHub Actions), Cloudinary, API documentation (Swagger)
Architecture: RBAC, multi-tenancy, real-time systems, service layers, security middleware

• Advanced TypeScript patterns and generics
• Microservices architecture
• Testing strategies (TDD, integration testing)
• Cloud deployment patterns
• Performance optimization

Chas Academy – Fullstackutvecklare Open Source (YH)
Aug 2025 – 2027 | Full-stack development, DevOps, cloud-native architecture

Business Administration Diploma – Choman Technical Institute, Kurdistan
2011 – 2013 | Evaluated by UHR (Sweden) as equivalent to SeQF Level 5 (post-secondary vocational education).

CareerFoundry – Full-Stack Web Development
Jun 2023 – Aug 2024 | Intensive program: Frontend, backend, databases, deployment