Magnus Gräsberg — Senior Solutions Architect & Fullstack Developer with 25+ years of experience.
Developed a complete platform for finding flea markets. Features a cross-platform Flutter app with Google Maps integration and a custom PHP/MySQL backend.
Includes Firebase authentication, image management, review system, and a web-based admin panel for moderation.
Fullstack mobilapplikation med native Android & iOS-support som hjälper användare hitta närmaste gårdsbutiker via GPS-baserad kartfunktionalitet. Appen möjliggör för gårdsägare att självregistrera sina butiker, hantera produktkataloger och ta emot kundrecensioner.
Features Haversine-based proximity search, 8 product categories, multi-image upload with auto thumbnails, review system with 1-5 stars, admin panel, and spatial indexing for efficient GPS search. Built with Flutter & Provider, PHP 8.0+ REST API with JWT auth, and MariaDB with optimized indexes.
Led the development of a modern mobile email client (iOS/Android) and backend infrastructure for Sverige.nu. Bridged the gap between legacy systems and modern user requirements.
Built a Flutter app with AI smart replies (Mistral) and In-App Purchases, backed by a custom PHP REST API wrapping legacy IMAP/SMTP protocols.
Architected a comprehensive educational platform for AI competence (fl-net.ai). Built a robust PHP/MySQL backend handling courses, progress tracking, and B2B corporate licensing.
Features secure Stripe/PayPal payments, automated PDF certificate generation with verification, and a full-featured admin dashboard.
Developed a full-featured WordPress plugin integrating an AI-driven chatbot using OpenAI's Assistants API (RAG). Acts as an intelligent assistant answering questions based on internal documents.
Features a robust PHP backend for API communication, a responsive JS chat interface, and a customizable admin panel for settings and UI styling.
Designed and developed a complete WordPress plugin for creating and managing visual forms. Features responsive CSS grid layouts, AJAX data handling, and a secure admin interface for email management.
Developed a complete social platform to combat loneliness. Built a Flutter mobile app with real-time chat and image sharing, initially on Firebase before migrating to a custom PHP/MariaDB backend.
Features include secure auth (Google/JWT), push notifications (FCM), and a custom WebSocket server for real-time messaging.
Internal support tools leveraging OpenAI API to analyze server logs and automate customer responses.
Trading platform with real-time order book and Bitcoin Core integration.
Smart contracts and traceability logic for supply chain tracking.
High-performance hosting environment with physical infrastructure, cooling, and redundancy.
I bridge the gap between traditional operational reliability and modern, agent-driven automation.
With 25 years of experience building and operating business-critical infrastructure, I combine deep technical expertise with next-generation AI integrations. I specialize in full-stack development, security, and scalable architecture.
Python, PHP, JavaScript, HTML/CSS, Flutter, Dart, SQL, Node.js, WordPress, Smart Contracts, WebSockets, AJAX, CSS Grid, iOS, Android
Linux, Windows, VMware, Apache, Postfix, Docker, AWS, IMAP/SMTP, Networking, Bitcoin Core
Network Security, Ethical Hacking
OpenAI, Claude, Gemini, AI Integration, API, Prompt Engineering
Stripe, Google Maps, Firebase, Custom API
Have a project in mind or just want to say hi? I'm always open to discussing new opportunities.
magnus@grasberg.se