Hasan Semih Erdoğan is a backend and platform engineer writing about cloud infrastructure, developer tools, reliability, and practical software systems.https://semiherdogan.neten-UShttps://semiherdogan.net/posts/keeping-claude-code-running-with-tmuxhttps://semiherdogan.net/posts/keeping-claude-code-running-with-tmuxHow I moved Claude Code into named tmux sessions so closing VS Code no longer interrupts active work.Mon, 03 Aug 2026 21:00:00 GMTaiclaude-codetmuxclideveloper-toolsproductivityhttps://semiherdogan.net/posts/context-rollovers-without-compacthttps://semiherdogan.net/posts/context-rollovers-without-compactHow I use Claude Code hooks, a /handoff skill, and HANDOFF.md to keep control over AI coding context rollovers instead of relying on automatic compaction.Tue, 07 Jul 2026 21:00:00 GMTaiclaude-codecodexproductivitydeveloper-toolshttps://semiherdogan.net/posts/agent-poke-scheduled-check-ins-for-codex-and-claude-codehttps://semiherdogan.net/posts/agent-poke-scheduled-check-ins-for-codex-and-claude-codeA tiny Docker scheduler that sends fixed check-ins to Codex and Claude Code while preserving persistent CLI login state.Wed, 13 May 2026 21:00:00 GMTaicodexclaude-codeclidockerdeveloper-toolsproductivityhttps://semiherdogan.net/posts/local-commit-aihttps://semiherdogan.net/posts/local-commit-aiWhy I built Local Commit AI, a VS Code extension that generates commit messages from staged Git diffs using local AI command-line tools.Tue, 05 May 2026 21:00:00 GMTaivscodegitdeveloper-toolsproductivityhttps://semiherdogan.net/posts/devbox-the-first-nix-based-tool-that-felt-practicalhttps://semiherdogan.net/posts/devbox-the-first-nix-based-tool-that-felt-practicalWhy Devbox felt like a practical middle ground between global installs, Docker, and direct Nix for clean development environments.Sun, 12 Apr 2026 21:00:00 GMTdevboxnixdeveloper-toolsworkflowtoolinghttps://semiherdogan.net/posts/cloudflare-tunnel-traefik-and-a-cleaner-self-hosted-setuphttps://semiherdogan.net/posts/cloudflare-tunnel-traefik-and-a-cleaner-self-hosted-setupA practical self-hosting setup using Docker, Cloudflare Tunnel, and Traefik to route multiple small projects cleanly.Fri, 03 Apr 2026 21:00:00 GMTself-hostingdockercloudflaretraefikinfrastructurehttps://semiherdogan.net/posts/aws-community-builder-2026https://semiherdogan.net/posts/aws-community-builder-2026Notes on being accepted into the 2026 AWS Community Builders program for developer tools work around aws-ssh.Sun, 15 Mar 2026 21:00:00 GMTawscommunitydeveloper-toolsaws-sshhttps://semiherdogan.net/posts/from-an-early-copilot-experiment-to-homebrew-corehttps://semiherdogan.net/posts/from-an-early-copilot-experiment-to-homebrew-coreThe story of a small Bitbucket CLI built during the early GitHub Copilot beta that later landed in Homebrew Core.Fri, 06 Mar 2026 21:00:00 GMTaicliphphomebrewhttps://semiherdogan.net/posts/handoff-keeping-ai-coding-sessions-on-trackhttps://semiherdogan.net/posts/handoff-keeping-ai-coding-sessions-on-trackHow handoff keeps AI coding work structured with local intent, specs, decision logs, execution evidence, and drift audits.Thu, 19 Feb 2026 21:00:00 GMTaicliproductivitydeveloper-toolshttps://semiherdogan.net/posts/repostreet-experimenting-with-a-github-market-gamehttps://semiherdogan.net/posts/repostreet-experimenting-with-a-github-market-gameNotes from building RepoStreet, an experimental GitHub market game where repositories become tradeable assets.Mon, 12 Jan 2026 21:00:00 GMTgithubgamingside-projectsexperimentshttps://semiherdogan.net/posts/simplifying-ec2-connections-with-aws-sshhttps://semiherdogan.net/posts/simplifying-ec2-connections-with-aws-sshHow aws-ssh simplifies EC2 connections over AWS Session Manager with a smaller, more ergonomic CLI workflow.Thu, 08 May 2025 21:00:00 GMTawsec2clitoolshttps://semiherdogan.net/posts/building-laravel-documentation-locallyhttps://semiherdogan.net/posts/building-laravel-documentation-locallyHow to build Laravel documentation locally and use Git diffs to track documentation changes more easily.Sun, 20 Dec 2020 21:00:00 GMTlaraveldocumentationgithttps://semiherdogan.net/posts/boop-a-scratchpad-for-developershttps://semiherdogan.net/posts/boop-a-scratchpad-for-developersA practical look at Boop, a macOS scratchpad for developers who need quick text transformations and small workflow utilities.Wed, 15 Jul 2020 21:00:00 GMTtoolsmacosproductivityhttps://semiherdogan.net/posts/hello-worldhttps://semiherdogan.net/posts/hello-worldA short introductory note about starting this software blog.Mon, 01 Jun 2020 21:00:00 GMTbloggingpersonalhttps://semiherdogan.net/abouthttps://semiherdogan.net/aboutAbout Hasan Semih Erdoğan, a backend and platform engineer working on cloud infrastructure, developer tools, reliability, and practical software systems.https://semiherdogan.net/buildshttps://semiherdogan.net/buildsTools, experiments, and side projects built by Semih Erdogan.