Field Signal · Curated Reading

The Engineering
Signal.

High-signal field notes, architecture teardowns, and engineering writing from 50 publications. A focused reading queue for becoming a stronger end-to-end engineer. Updated 20 Aug.

TigerBeetle/19 Mar 2026

A Trillion Transactions

We processed a trillion transactions to test TigerBeetle’s scale.

Engineering
Kubernetes Blog/18 Mar 2026

Securing Production Debugging in Kubernetes

During production debugging, the fastest route is often broad access such as cluster-admin (a ClusterRole that grants administrator-level access), shared bastions/jump boxes, or long-lived SSH keys. It works in the moment, but it comes with two common problems: auditing becomes difficult, and tempor...

Engineering
Redpanda/18 Mar 2026

Introducing Redpanda AI SDK for Go

Redpanda needed observable, resilient, production-grade AI tooling for Go, so we built it ourselves. Today, we're open-sourcing it.

Engineering
Kubernetes Blog/17 Mar 2026

The Invisible Rewrite: Modernizing the Kubernetes Image Promoter

Every container image you pull from registry.k8s.io got there through kpromo , the Kubernetes image promoter. It copies images from staging registries to production, signs them with cosign , replicates signatures across more than 20 regional mirrors, and generates SLSA provenance attestations. If th...

Engineering
Discord Engineering/16 Mar 2026

How ROOST is Advancing Online Safety

The threat landscape online has shifted dramatically. Many online platforms are left to reinvent safety tools from scratch. That’s the gap ROOST was built to close — and it’s why open-sourcing battle-tested tools like Osprey matters so much.

Engineering
Redpanda/16 Mar 2026

Redpanda pushes the envelope on NVIDIA Vera

NVIDIA Vera provides 5.5x lower latencies and up to 73% higher throughputs than other leading CPU models.

Engineering
Discord Engineering/12 Mar 2026

You’re Now Discord Official: Developers, Claim Your Game and Verify Your Server

Developers can now claim and customize their game’s profiles on Discord. Curate your game’s presence on the platform to help people discover more about your game, and get your server verified in the process! Read on to see how it works.

Engineering
Redpanda/11 Mar 2026

Redpanda Cloud’s BYOVPC for AWS is now Generally Available

BYOVPC is ready for production workloads, giving teams advanced networking control without sacrificing the managed experience you love about Redpanda Cloud.

Engineering
Fly.io Blog/10 Mar 2026

Unfortunately, Sprites Now Speak MCP

Sprites are disposable cloud computers. They appear instantly, always include durable filesystems, and cost practically nothing when idle. They’re the best and safest place on the Internet to run agents and we want you to create dozens of them. Sprites are a place to run agents; the first thing you ...

Engineering
Kubernetes Blog/09 Mar 2026

Announcing the AI Gateway Working Group

The community around Kubernetes includes a number of Special Interest Groups (SIGs) and Working Groups (WGs) facilitating discussions on important topics between interested contributors. Today, we're excited to announce the formation of the AI Gateway Working Group , a new initiative focused on deve...

Engineering
Discord Engineering/09 Mar 2026

Building on the Social Layer of Games: What’s New from GDC 2026

At GDC 2026, Discord gives developers more ways to close the gap between connection and play.

Engineering
Discord Engineering/06 Mar 2026

Discord Patch Notes: March 6, 2026

Check out the finer details of the more technical fixes implemented into Discord recently.

Engineering
Redpanda/05 Mar 2026

Introducing Iceberg output for Redpanda Connect

Land any data into Apache Iceberg with Redpanda Connect. Maximize infra density, automate schema evolution, and scale 1-to-many routing without the toil.

Engineering
Discord Engineering/04 Mar 2026

Tracing Discord's Elixir Systems (Without Melting Everything)

Join Senior Software Engineer Nick Krichevsky as he explains how Discord added distributed tracing to Elixir's message passing and optimized it to handle millions of concurrent users.

Engineering
Redpanda/04 Mar 2026

Hello, Agent! A podcast for the agentic enterprise

Cut through the hype and learn how enterprise leaders are designing, deploying, and scaling AI agents in the real world.

Engineering
Kubernetes Blog/27 Feb 2026

Before You Migrate: Five Surprising Ingress-NGINX Behaviors You Need to Know

As announced November 2025, Kubernetes will retire Ingress-NGINX in March 2026. Despite its widespread usage, Ingress-NGINX is full of surprising defaults and side effects that are probably present in your cluster today. This blog highlights these behaviors so that you can migrate away safely and ma...

Engineering
Discord Engineering/24 Feb 2026

Getting Global Age Assurance Right: What We Got Wrong and What's Changing

Discord's CTO addresses community concerns about age assurance: no mass ID collection, new vendor transparency commitments, and a delayed global launch until second half of 2026.

Engineering
Redpanda/24 Feb 2026

Building with Redpanda Connect: Bloblang and Claude Plugin

Join our workshop to learn how to build a production-ready Postgres-to-Redpanda pipeline and see what that simplicity looks like in practice.

Engineering
Redpanda/24 Feb 2026

Aloha, Redpanda FY27 company kick-off

From AI hackathons to hakas, here’s what happened at our fourth company kick-off.

Engineering
Discord Engineering/19 Feb 2026

Osprey: Open Sourcing our Rule Engine

Discord uses Osprey to quickly detect and remove new types of harm from putting our customers at risk. Now we’re open-sourcing this tool so others can do the same.

Engineering
Discord Engineering/19 Feb 2026

How to Change Your Theme to Bring Your Vibe to Discord

Add a splash of personality and make Discord pop by changing Discord’s color scheme! Learn how to adjust the look of Discord on both desktop and mobile.

Engineering
Redpanda/18 Feb 2026

Redpanda Agentic Data Plane (ADP) is now available

Open the source for the full engineering note.

Engineering
TigerBeetle/16 Feb 2026

Index, Count, Offset, Size

Wherein we make progress towards solving one of the most vexing problems of Computer Science — naming things.

Engineering
Kubernetes Blog/12 Feb 2026

Spotlight on SIG Architecture: API Governance

This is the fifth interview of a SIG Architecture Spotlight series that covers the different subprojects, and we will be covering SIG Architecture: API Governance . In this SIG Architecture spotlight we talked with Jordan Liggitt , lead of the API Governance sub-project. Introduction FM: Hello Jorda...

Engineering
Redpanda/10 Feb 2026

How to safely deploy agentic AI in the enterprise

The enterprise agentic AI market is struggling. Companies are still trying to figure out how to run agentic systems safely in their private networks. Here’s how data streaming platforms can help.

Engineering
Page 7 of 14