Peter Andersen

Software developer focused on backend systems, integrations, and practical AI.

I build .NET and Python tools for exploring data and connecting systems.

Selected work

Projects

Practical projects built to solve real problems.

Featured project

Holdet Fantasy Hub

Explore public Holdet.dk fantasy data, compare players and teams, and create standings and tournaments in a local Windows dashboard.

View on GitHub

Highlights

  • Explore player and team statistics across supported fantasy games.
  • Create group standings and reproducible knockout tournaments.
  • Export data as TXT, JSON, or Markdown.
  • Reuse local snapshots while keeping personal data on the user's computer.
  • Python
  • Streamlit
  • CLI
  • Windows

Featured project

Activity Explorer

Explore your cycling, running, and walking history from Garmin and Strava exports in one local app, with searchable activities, sensor charts, routes, and maps.

View on GitHub

Highlights

  • Import Garmin and Strava account exports plus FIT, GPX, TCX, GZ, and ZIP files without API keys or credentials.
  • Explore searchable activities, synchronized sensor charts, records, routes, segments, and a combined world map.
  • Deduplicate equivalent activities while preserving immutable originals and source provenance.
  • Keep SQLite data and maps local by default, with online basemaps available only through explicit opt-in.
  • .NET 10
  • Blazor
  • SQLite
  • MapLibre

Featured project

PCM CDB Editor

Edit Pro Cycling Manager save files on Windows, using isolated working copies, backups, and undo/redo.

View on GitHub

Highlights

  • Open and edit isolated copies of CDB files with backup and recovery support.
  • Search, filter, and sort table data, then edit individual cells or entire rows.
  • Use disk-backed undo/redo and preview-first maintenance tools for supported schemas.
  • C#
  • .NET 10
  • WinUI 3
  • Windows App SDK
  • SQLite

About

About me

I hold a Professional Bachelor's degree in Software Development and have completed two software development internships.

During my internships, I built conversational workflows with local and hosted language models, developed CLI and MCP tools, and integrated Python-based anomaly detection with a C# web application.

Capabilities

Tools I work with

A practical toolkit for building, integrating, and documenting reliable software.

Backend

  • C#
  • .NET
  • Python
  • Java

Web & APIs

  • JavaScript
  • React
  • REST APIs
  • Streamlit

Data & platform

  • SQL
  • PostgreSQL
  • Docker
  • Azure / Microsoft Foundry

AI & delivery

  • LLM integrations
  • Tool calling / MCP
  • Git / GitHub
  • Testing & technical documentation

Public work

GitHub activity

A daily snapshot of the contributions GitHub displays on my public profile.

@Peter537

GitHub activity is unavailable here. View @Peter537 on GitHub