Senior Software Engineer based in Osaka, Japan. Building across the stack with TypeScript, Python, Go, and C.https://tristanwagner.dev/https://tristanwagner.dev/posts/cf-usage-guard/https://tristanwagner.dev/posts/cf-usage-guard/How and why I built cf-usage-guard, a zero-dependency circuit breaker that automatically stops your Cloudflare Workers from running up surprise bills.Fri, 10 Apr 2026 00:00:00 GMThttps://tristanwagner.dev/posts/webapp-security-checklist/https://tristanwagner.dev/posts/webapp-security-checklist/A comprehensive checklist for testing web application security, from session management to XSS.Thu, 06 Jun 2024 00:00:00 GMThttps://tristanwagner.dev/posts/self-hosting-immich-with-traefik/https://tristanwagner.dev/posts/self-hosting-immich-with-traefik/How to deploy Immich behind Traefik when Coolify manages your reverse proxy.Sat, 01 Jun 2024 00:00:00 GMThttps://tristanwagner.dev/notes/debug-npx-commands/https://tristanwagner.dev/notes/debug-npx-commands/How to attach a debugger to commands run via npx.Thu, 30 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/list-global-npm-packages/https://tristanwagner.dev/notes/list-global-npm-packages/Quick command to see what's installed globally via npm.Thu, 30 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/node-async-repl/https://tristanwagner.dev/notes/node-async-repl/Launch a Node REPL that supports async/await at the top level.Thu, 30 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/suppress-node-warnings/https://tristanwagner.dev/notes/suppress-node-warnings/Remove noisy warnings from Node.js output.Thu, 30 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/add-swap-linux/https://tristanwagner.dev/notes/add-swap-linux/Quick commands to add swap and limit RAM usage on a Linux server.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/fzf-keybinds/https://tristanwagner.dev/notes/fzf-keybinds/The two fzf keybinds you'll use most.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/instanceof-with-mocks/https://tristanwagner.dev/notes/instanceof-with-mocks/Make instanceof work correctly when testing with mocked objects in Jest.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/mount-smb-macos/https://tristanwagner.dev/notes/mount-smb-macos/Mount, list, and unmount SMB network drives from the command line.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/vim-yank-filepath/https://tristanwagner.dev/notes/vim-yank-filepath/Copy the current file path in Vim to the system clipboard.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/notes/wezterm-keybinds/https://tristanwagner.dev/notes/wezterm-keybinds/The most useful WezTerm keyboard shortcuts.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/posts/trying-nvim-distros/https://tristanwagner.dev/posts/trying-nvim-distros/Run multiple Neovim configurations side by side using NVIM_APPNAME.Wed, 29 May 2024 00:00:00 GMThttps://tristanwagner.dev/posts/install-searxng-nginx/https://tristanwagner.dev/posts/install-searxng-nginx/Step-by-step guide to installing SearXNG metasearch engine behind Nginx.Fri, 22 Jul 2022 00:00:00 GMThttps://tristanwagner.dev/posts/vps-https-certbot/https://tristanwagner.dev/posts/vps-https-certbot/How to set up HTTPS on an nginx server using Certbot and Let's Encrypt.Sun, 05 Jun 2022 00:00:00 GMT