I build production software and cloud infrastructure — AWS, Kubernetes, and full-stack product development. Available for freelance projects and hourly consultation.https://parthibanrey.com/https://parthibanrey.com/blog/ai-terraform-state-file-postmortem/https://parthibanrey.com/blog/ai-terraform-state-file-postmortem/A renamed resource block, a plan I skimmed instead of read, and a database that came within one apply of being destroyed and recreated. What actually went wrong, and the two guardrails that would have caught it.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/custom-crm-vs-off-the-shelf/https://parthibanrey.com/blog/custom-crm-vs-off-the-shelf/Spreadsheets and WhatsApp weren't the real problem — the workflow they were badly approximating was. Notes on mapping a business's actual process before writing a single line of schema.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/freelance-judgment-ai-era/https://parthibanrey.com/blog/freelance-judgment-ai-era/The question I get most often now is some version of 'can't AI just build this.' Usually, yes, most of it. Here's what a client is actually paying for once you separate that out.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/idempotency-ai-generated-infra-code/https://parthibanrey.com/blog/idempotency-ai-generated-infra-code/AI agents write infra scripts that work perfectly the first time and misbehave the second. A concrete check for the one property that matters most and is checked least.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/learning-to-cook-the-way-i-debug/https://parthibanrey.com/blog/learning-to-cook-the-way-i-debug/Reading the whole recipe before touching a pan, the same way you'd read a full diff before running it. Notes on a debugging process that turned out not to be specific to code at all.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/migrating-from-ghost-to-astro-cloudflare-pages/https://parthibanrey.com/blog/migrating-from-ghost-to-astro-cloudflare-pages/Rebuilding this site from a self-hosted Ghost blog into a static Astro site on Cloudflare Pages — the phased build, the conversion script, and the redirect map that kept old links working.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/self-hosted-infra-cost-breakdown/https://parthibanrey.com/blog/self-hosted-infra-cost-breakdown/An audit of every managed-service line item on my monthly bill, what each one was actually buying me, and what replaced it once I stopped assuming 'managed' meant 'necessary.'Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/self-hosting-with-tailscale-coolify-cloudflare-tunnel/https://parthibanrey.com/blog/self-hosting-with-tailscale-coolify-cloudflare-tunnel/The architecture behind a four-node self-hosted setup: a private mesh network, a control plane for deploys, and public ingress without opening a single inbound port.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/terraform-patterns-for-unsupported-resources/https://parthibanrey.com/blog/terraform-patterns-for-unsupported-resources/AWS ships a feature before the Terraform provider catches up more often than the docs let on. Here's the terraform_data plus boto3 pattern I use to keep state and idempotency instead of reaching for a null_resource hack.Fri, 10 Jul 2026 00:00:00 GMThttps://parthibanrey.com/blog/vibe-coding-vs-owning-the-system/https://parthibanrey.com/blog/vibe-coding-vs-owning-the-system/A working rule for when to let an AI agent drive and when to take the wheel yourself, based on reversibility and blast radius rather than a blanket policy of trust or distrust.Fri, 10 Jul 2026 00:00:00 GMT