Software engineer in Gothenburg, Sweden. I build secure, well-tested software, mostly in Rust, with TypeScript and Python where they fit the job better. Looking for a software engineering role in Gothenburg, Stockholm, hybrid or remote.
More on ericjingryd.com and LinkedIn.
| Project | What it is |
|---|---|
| linux-hardener | Scans and hardens Linux systems, maps findings to ten compliance frameworks and rolls changes back from Ed25519-signed checkpoints. 2,300+ tests, six distributions, on the AUR. |
| raven-nest-mcp | MCP server that gives AI assistants controlled access to 22 security tools behind six safety layers. Listed in the official MCP Registry. |
| raven-nest-client | TypeScript and Bun client for it, with 112 tests. |
| security_toolkit | CLI for password checks, file hashing and TCP port scans. |
| Project | What it is |
|---|---|
| hypr-keybind-manager | GTK4 keybinding manager for Hyprland with conflict detection. On the AUR. |
| lanner | Records one region of the screen on wlroots compositors. Everything outside the region stays dimmed while you select it, and the overlay never shows up in the video. |
| CommandVault | Desktop app for storing, searching and copying shell commands, built with iced. |
| tv-tabla | Desktop TV guide for Swedish television, built with Tauri and SolidJS. |
| system_monitor | Live CPU, memory, disk, network and process dashboard, with Actix-web and HTMX over Server-Sent Events. |
| Project | What it is |
|---|---|
| headless-wayland-harness | Runs a Wayland GUI app inside an isolated headless sway, so an agent or CI job can click, type and take screenshots without touching the desktop you are using. |
| gitbye | Keeps a history of your GitHub follow graph and unfollows accounts that followed you, collected the follow-back and then left. |
| web_scraper | CLI that crawls a site breadth-first and exports titles, links, headers and meta tags as text, JSON, HTML, CSV or XML. |
| repo_exporter | Exports a GitHub repository to a single Markdown file. |
| Project | What it is |
|---|---|
| bitnet-toy | BitNet b1.58 written from scratch in Rust: autograd, a transformer and CUDA kernels, no ML libraries. |
| rust-chess-engine | Chess GUI and terminal CLI that play against Stockfish over UCI, with engine analysis lines, opening names and PGN import. |
| pixel-sea | Bakes a seamless pixel-art sea into an animated PNG, with png as its only dependency. It made the sea at the top of this page: seven wave components, a 20-second loop, no JavaScript. |
| Project | What it is |
|---|---|
| learning-c-and-cs | My C23, algorithms and secure-coding curriculum, compiled with sanitisers and -Werror. |
| Project | What it is |
|---|---|
| Hamnkapten | Sauna booking system for the Gothenburg boatyard where I work. Guests book in a Leptos web app and staff run the schedule from a Slint desktop admin. A PostgreSQL exclusion constraint rules out double bookings. 14 crates around an axum API, 1,100+ tests. In development. |
| Constraint engine | Constraint-satisfaction solver in Rust behind an Actix-web service. AC-3 propagation, MRV and LCV heuristics, parallel backtracking over bitset domains. Median solve time cut from 42 s to 140 ms, 1,000+ tests. |