JAMESTECH·GOTHENBURG·WEEKLY EDITION·BACKEND·AI

01 Portfolio — selected work

Backend systems
and AI integrations.

Selected projects across .NET, Java, Python, and increasingly AI-integrated systems. Clean Architecture, event-driven design, legacy modernisation, and context engineering.

02 Projects

NordMod - DSA Content Moderation API

2025 · .NET 8 · Clean Architecture

NordMod — DSA Content Moderation API

Multi-tenant content moderation API implementing EU Digital Services Act compliance. Clean Architecture with 8 domain entities, 7 application services, and modern C# patterns.

  • .NET 8
  • ASP.NET Core
  • EF Core
  • PostgreSQL
View code →
TradingAnalytics - Financial Trading API

2025 · .NET 8 · AI Integration

TradingAnalytics

AI-powered financial trading API combining technical analysis (RSI, MACD, Bollinger Bands) with Claude LLM integration for context-aware market analysis and real-time WebSocket streaming.

  • .NET 8
  • Claude API
  • SignalR
  • AI Integration
View code →
COBOL to C++20 ATM System

2025 · C++20 · Legacy Migration

COBOL to C++20 ATM System

Legacy mainframe migration demonstrating IBM Enterprise COBOL 6.5 to modern C++20 translation. Type-safe patterns, Result<T,E> error handling, and thread-safe repository pattern.

  • COBOL
  • C++20
  • Legacy Migration
View code →
Jobbtrawl.se - Job Aggregation Platform

2023–25 · Tech Lead & Founder

Jobbtrawl.se

Job aggregation platform built as Tech Lead & Founder. Full-stack solution with multi-source scraping, Azure deployment, and Angular frontend.

  • .NET Core
  • Angular
  • Azure
  • SQL Server
View code →
Flight Ancillary Recommender

2024 · Python · Context Engineering

Flight Ancillary Recommender

Context-aware travel recommendation engine using Claude LLM to analyse traveller profiles and generate personalised ancillary suggestions. Context engineering for 80+ airports and 12 ancillary types.

  • Python
  • FastAPI
  • Claude API
  • Context Engineering
View code →
Live Polling System

2024 · .NET 8 · CQRS

Live Polling System

Backend for live polling system built for Alva Labs coding test. Clean Architecture with CQRS-lite pattern, Result<T> railway-oriented programming.

  • .NET 8
  • CQRS
  • EF Core
  • SQLite
View code →

03 Stack

Backend

  • C#
  • .NET Core / 8
  • ASP.NET MVC
  • Entity Framework
  • Java
  • Spring Boot
  • Kafka
  • Python
  • FastAPI

Data & Cloud

  • SQL Server
  • PostgreSQL
  • Azure
  • Docker
  • CI/CD

AI

  • LLM APIs
  • NLP Pipelines
  • RAG
  • Context Engineering