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.
Bridge Queries in Redpanda SQL
Stop choosing between fresh data and robust Parquet files. Redpanda SQL bridge queries let you query live streaming topics and historical Iceberg tables together, without the compaction overhead.
Four travel and hospitality trends from HITEC 2026
More than 6,000 hospitality executives and operators gathered in San Antonio last week for the HITEC conference. The big topic: whether the industry’s AI investment is actually working. Across four days and over 50 meetings, four trends stood out.
How to Manage Your Discord Desktop Notifications: A Complete Guide
Not getting pinged for the conversations you wanna know about? This guide walks through server and channel notifications settings, Do Not Disturb, turning off specific notification sounds, and what to check when your pings mysteriously go quiet.
Adaptive write request scheduling in Redpanda's Cloud Topics
How we turned to the buddy allocator algorithm for Redpanda’s Cloud Topics to balance batching efficiency against latency and cost.
What Link data tells us about AI spending
We analyzed spending patterns across the 250 million customers paying with Link. We found that Link customers are spending more on AI than they were three months prior, investing heavily in platforms that let them build with AI.
Fragments: June 16
“Prag Dave” Thomas (co-author of the outstanding “Pragmatic Programmer”) has loved programming since he was young. Programming was how I could express myself. I wasn’t an artist. When I sing, dogs howl. When I draw, friends say, “Very nice. What is it?” I didn’t connect particularly well with people...
Building Reliable Agentic AI Systems
One of the most interesting projects my colleagues have done with LLMs has been building a system with Bayer to allow pharmaceutical researchers to query decades of information about studies buried in PDF reports. Sarang Sanjay Kulkarni describes its evolution from keyword-based search to an intelli...
The feedback loops behind Kubernetes
Kubernetes is a framework for feedback controllers: write down what you want, observe what exists, make the next change, and repeat.
What's new in the Redpanda Agentic Data Plane
Redpanda Agentic Data Plane is now generally available on AWS. Deploy governed, enterprise-scale, agentic AI across all your data, safely.
See what your database is doing right now with Connections
Connections lets you monitor and manage all active connections to Postgres and Vitess databases. See active sessions, identify locking patterns, and keep debugging even when normal application connections are exhausted.
How Dropbox uses MCP and Dash to close the design-to-code security gap
Using an agentic AI system to surface threat models during code review and spot gaps between security requirements and implementation.
Agentic Testing: Where Agents Fit in the E2E Testing Stack
Abstract Agent-driven end-to-end (E2E) tests add a new exploratory layer to testing, but should they replace traditional deterministic tests? We ran more than 200 agentic E2E workflows using the Playwright MCP, Playwright CLI, and agent-generated Playwright tests in test workspaces using non-product...
The only scalable delete in Postgres is DROP TABLE
Large DELETEs add work instead of reclaiming it. Structure your database so deletion becomes DROP TABLE or TRUNCATE.
Cloud Topics: the Metastore
Learn how Redpanda's metastore powers Cloud Topics, from offset lookups and whole cluster restore to cross-region read replicas, and why it's built to be a foundational primitive for the future.
Stripe Projects adds new agent integrations, more providers, and custom developer controls
Our data shows that agents are now fully capable of independently writing code and integrating with APIs like Stripe’s. And yet, many of the steps adjacent to writing code are still too hard for agents to do on their own. We’re expanding Stripe Projects to solve this.
Updated Requirements to How Apps Access Data in Servers
Discord is updating requirements to how apps access certain data within servers, changing the review threshold and requiring annual review. Here's what's changing and why.
Game On: Discord Is Backing the Next Generation of Dutch Gaming Founders
Together with Techleap, we’re launching the Gaming Founders Circle: a hands-on program for the most ambitious gaming companies in the Netherlands to provide participants with a direct line to the people, investors, and networks that help great games scale.
How We Moved Discord Voice to the Edge
Moving Discord’s voice and video onto Cloudflare's edge network. Closer servers, lower ping in most regions, and a few real bugs getting there.
The four pillars for AI agent governance at scale
AI agents need governance infrastructure, not just “better models”. Here are the four pillars every enterprise needs to deploy agents safely at scale: identity, authorization, observability, and accountability.
Introducing: You Bar
Introducing the You Bar: an update to the Discord mobile app that celebrates your identity, simpler navigation, and a peek at what’s next.
Discord Patch Notes: June 4, 2026
Check out the finer details of the more technical fixes implemented into Discord recently.
New ways to turn global demand into revenue
At Sessions 2026, Stripe unveiled dozens of products and capabilities to help businesses turn global demand into revenue. See how to go global faster with localized checkout and Adaptive Pricing, smarter fraud tools, multicurrency treasury support, and automated tax compliance.
The future of agentic commerce is here
Explore how AI agents are transforming commerce at Stripe’s Agentic Commerce Next roadshow. Reserve your spot in Seattle.
Rethinking risk in the age of AI
Join senior risk and payments leaders in Seattle to explore how AI is reshaping fraud strategy. Seats are limited.
Helping businesses optimize network costs with the Visa Digital Commerce Authentication Program (DCAP)
We moved quickly to help Stripe businesses take advantage of DCAP and capture interchange savings while protecting authorization rates. Here’s what we did.