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246 posts tagged with "Engineering"

Engineering insights and technical deep dives

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Render Just Made PgBouncer Free. Here's the Connection-Pooling Homework You Inherit When You Self-Host Postgres
·Dora Noda·12 min

Render Just Made PgBouncer Free. Here's the Connection-Pooling Homework You Inherit When You Self-Host Postgres

Render's July 2026 changelog bundles PgBouncer free with paid Postgres. Here is every decision that toggle makes for you — pooler choice, transaction vs session mode, prepared-statement fixes — plus a complete pgbouncer.ini for reproducing it on your own hardware.

self-hosting
PaaS
infrastructure
migration
+1
Bitwarden's July 2026 Update Broke Every Vaultwarden Overnight: The Real Cost of Reimplementing a Protocol You Don't Own
·Dora Noda·10 min

Bitwarden's July 2026 Update Broke Every Vaultwarden Overnight: The Real Cost of Reimplementing a Protocol You Don't Own

Bitwarden's 2026.7.0 client silently repurposed a wire-format field Vaultwarden had emitted for eight years, breaking every self-hosted deployment overnight. A concrete cost accounting of running a compatible reimplementation of a protocol you don't control — and why bex's Render-compatible API carries the same risk.

self-hosting
security
infrastructure
engineering
70% of Platform Initiatives Fail Without a Golden Path: Inside Vol. 4 of the State of Platform Engineering Report
·Dora Noda·10 min

70% of Platform Initiatives Fail Without a Golden Path: Inside Vol. 4 of the State of Platform Engineering Report

The 518-engineer State of Platform Engineering Report Vol. 4 finds ~70% of internal platforms fail without a golden path, adoption cliffs from 80% to under 20%, and nearly 30% of teams measure nothing — here are the four metrics that fix it and the build-vs-adopt call the data forces.

PaaS
engineering
infrastructure
self-hosting
+1
Backstage's DevLake-to-DORA Plugin Puts a Standard DORA Card on Every Service — Here's What That Means for a Self-Hosted PaaS
·Dora Noda·10 min

Backstage's DevLake-to-DORA Plugin Puts a Standard DORA Card on Every Service — Here's What That Means for a Self-Hosted PaaS

A new DevLake-to-DORA backend module puts deployment frequency, lead time, change failure rate, and recovery time on every Backstage service page. Here is how it works, where each number comes from, and how a self-hosted PaaS wires its own deploy API into the card with one webhook and an annotation.

PaaS
Kubernetes
engineering
infrastructure
+1
Cilium Becomes the Default Kubernetes CNI Everywhere but AWS: What eBPF Networking Buys a Self-Hosted PaaS on Hetzner
·Dora Noda·11 min

Cilium Becomes the Default Kubernetes CNI Everywhere but AWS: What eBPF Networking Buys a Self-Hosted PaaS on Hetzner

GKE and AKS now run Cilium by default while EKS holds out — here's what eBPF service routing, Hubble flow observability, and identity-based network policy actually buy a self-hosted PaaS on Hetzner bare metal, with the benchmarks, memory costs, and a decision table.

Kubernetes
self-hosting
PaaS
infrastructure
+1
Blue-Green Deploys on Cluster API: Flipping a Tenant's Traffic Between Two MachineDeployments Without Touching the Load Balancer
·Dora Noda·9 min

Blue-Green Deploys on Cluster API: Flipping a Tenant's Traffic Between Two MachineDeployments Without Touching the Load Balancer

A rolling MachineDeployment update isn't blue-green. Here's the actual Cluster API primitive for an atomic, instantly-reversible traffic cutover — two MachineDeployments, one Service selector flip, and the in-flight-request handling most implementations skip.

Kubernetes
self-hosting
PaaS
infrastructure
+1
The Buildpack Escape Hatch: Why 'No Dockerfile' Breaks for About 1 in 5 Repos
·Dora Noda·10 min

The Buildpack Escape Hatch: Why 'No Dockerfile' Breaks for About 1 in 5 Repos

Buildpack pitches promise you'll never write a Dockerfile — until the detect phase rejects your repo with no editable file to fix. A worked estimate of how often that happens, and the three-tier escape hatch a git-push platform should ship instead of just falling back to raw Dockerfiles.

PaaS
self-hosting
developer tools
engineering
Buildpacks vs Dockerfiles for a Git-Push PaaS: The Real Build-Time, Image-Size, and Leaked-Detail Numbers
·Dora Noda·9 min

Buildpacks vs Dockerfiles for a Git-Push PaaS: The Real Build-Time, Image-Size, and Leaked-Detail Numbers

Buildpacks promise 'no Dockerfile needed,' Dockerfiles promise full control. A real, sourced comparison of build time, image size, and how much implementation detail each one pushes back onto the developer.

PaaS
self-hosting
infrastructure
engineering
Show HN's Cygnus: What a Serverless-Runtime Framing Actually Changes (and What It Doesn't) Versus a Container-Per-App PaaS
·Dora Noda·9 min

Show HN's Cygnus: What a Serverless-Runtime Framing Actually Changes (and What It Doesn't) Versus a Container-Per-App PaaS

Cygnus revives an idle app from zero in about 30 milliseconds using kernel-sandboxed 'cages' instead of containers. Here's exactly what that architecture buys over Coolify and Dokploy's always-on containers — and why it still hits the same one-box ceiling the rest of the category has.

self-hosting
PaaS
infrastructure
engineering
+1
Showing 10–18 of 246 posts