Senior Java/Spring and integrations consultant with 12+ years of experience helping US fintech and healthtech teams build and modernize payment, banking, and healthcare systems.https://gaabmarquez.comenhttps://gaabmarquez.com/blog/three-accounts-one-laptophttps://gaabmarquez.com/blog/three-accounts-one-laptopThree GitHub identities on one machine, kept apart by four independent mechanisms — none of which is a global switch you can forget to flip.Fri, 04 Sep 2026 00:00:00 GMTGitSSHDeveloper ToolingBashme@gaabmarquez.comhttps://gaabmarquez.com/blog/desktop-notifications-for-claude-codehttps://gaabmarquez.com/blog/desktop-notifications-for-claude-codeNever miss when Claude Code finishes a task — set up desktop notifications with sound alerts in under a minute.Wed, 08 Apr 2026 00:00:00 GMTClaude CodeProductivityLinuxmacOSme@gaabmarquez.comhttps://gaabmarquez.com/blog/cleaning-up-after-ai-assisted-developmenthttps://gaabmarquez.com/blog/cleaning-up-after-ai-assisted-developmentAI coding agents work in rapid iteration loops that produce dozens of micro-commits. 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