Technical writing on platform engineering, infrastructure, AI tooling, and shipping real products.https://manveerbhullar.com/en-ushttps://manveerbhullar.com/writing/agent-fleet-orchestration/https://manveerbhullar.com/writing/agent-fleet-orchestration/Running several AI coding agents in parallel against one repo needs an orchestrator, not a chat window. The mechanics that make it work: disposable git worktrees, an append-only status protocol, and a watcher that sleeps until an agent actually has something to say.Fri, 26 Jun 2026 00:00:00 GMTai-agentsorchestrationgit-worktreesworkflowManveer Bhullarhttps://manveerbhullar.com/writing/testing-a-real-saas/https://manveerbhullar.com/writing/testing-a-real-saas/Almost 500 test files behind a real product: unit tests that mock everything and run in seconds, integration tests against a real Postgres with manual cleanup, and a deliberate decision to never test the LLM. The pragmatic version, with the tradeoffs named.Wed, 24 Jun 2026 00:00:00 GMTtestingvitestpostgresciManveer Bhullarhttps://manveerbhullar.com/writing/chrome-extension-capture/https://manveerbhullar.com/writing/chrome-extension-capture/A Manifest V3 extension that turns any job posting into a tracked application — JSON-LD first, site parsers as fallback, cookies for auth, shadow DOM for the UI, and an optimistic card that swaps to real data when the server finishes extracting.Mon, 22 Jun 2026 00:00:00 GMTchrome-extensionmanifest-v3typescriptwxtManveer Bhullarhttps://manveerbhullar.com/writing/building-roleready/https://manveerbhullar.com/writing/building-roleready/What it actually takes to ship a real SaaS alone — 100 Postgres tables, 19 typed AI functions, a Chrome extension, and a marketing site — and the decisions I would defend in a code review.Sat, 20 Jun 2026 00:00:00 GMTrolereadysaassolo-devengineeringManveer Bhullarhttps://manveerbhullar.com/writing/routes-just-enqueue/https://manveerbhullar.com/writing/routes-just-enqueue/How a five-line rule — route handlers authenticate and enqueue, workers do the work — removed an entire class of timeouts, double-charges, and lying spinners from a real product.Thu, 18 Jun 2026 00:00:00 GMTarchitectureinngestbackground-jobsnextjsManveer Bhullarhttps://manveerbhullar.com/writing/baml-ai-pipeline/https://manveerbhullar.com/writing/baml-ai-pipeline/Nineteen AI features in production, every one with a compile-time return type, a retry policy, and a different fallback model. How BAML turned LLM calls into ordinary typed functions.Tue, 16 Jun 2026 00:00:00 GMTaibamlllmtypescriptManveer Bhullarhttps://manveerbhullar.com/writing/agents-md-operating-manual/https://manveerbhullar.com/writing/agents-md-operating-manual/Running several AI coding agents in parallel against one codebase, and the 29 non-negotiable rules — plus three enforcement layers — that keep them from destroying each other’s work.Sun, 14 Jun 2026 00:00:00 GMTai-agentsclaude-codeworkflowtoolingManveer Bhullarhttps://manveerbhullar.com/writing/drizzle-push-postgres-fts/https://manveerbhullar.com/writing/drizzle-push-postgres-fts/Why a 100-table production schema syncs with `drizzle-kit push` instead of generated migrations — and the one place I drop to raw SQL: a weighted Postgres full-text search trigger.Fri, 12 Jun 2026 00:00:00 GMTpostgresdrizzledatabasefull-text-searchManveer Bhullarhttps://manveerbhullar.com/writing/tech-stack-reality/https://manveerbhullar.com/writing/tech-stack-reality/A multi-stage Bun Dockerfile, zero .env files, Doppler secrets mounted as JSON, and Cloud Run over Vercel for the heavy app. The infra decisions that don’t show up in a stack list.Wed, 10 Jun 2026 00:00:00 GMTdevopsdockercloud-runinfrastructureManveer Bhullarhttps://manveerbhullar.com/writing/1000-prs-merged/https://manveerbhullar.com/writing/1000-prs-merged/A small milestone for my solo project journeySun, 22 Mar 2026 00:00:00 GMTmilestonereflectionManveer Bhullar