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The Pragmatic Engineer

20 stories

The Pulse: tech companies move to open AI models

The Pragmatic EngineerVoicesThe Pulse: tech companies move to open AI models Cost-saving efforts reveal that moving simpler workloads to open AI models is the easiest way to save ~50% on AI bills. Also: automated software maintenance experience, and more

September 3
The Pragmatic Engineer: Five years

The Pragmatic EngineerVoicesThe Pragmatic Engineer: Five years As the newsletter reaches its fifth birthday, we reflect on how the publication has changed, and what to expect. Also: the launch of the ‘How Software Engineering is Changing’ essay contest

September 1
The Pulse: Meta wanted to reduce teams by 60% because of AI

The Pragmatic EngineerVoicesThe Pulse: Meta wanted to reduce teams by 60% because of AI We find out why Meta destroyed its standout engineering culture: it feared AI-native startups doing more with less. Also: thoughts on Ramp’s AI infra, GitHub’s load doubles in four months, and more

August 27
Why performant code matters (but gets widely ignored), with Casey Muratori

The Pragmatic EngineerVoicesWhy performant code matters (but gets widely ignored), with Casey Muratori Casey Muratori explains why software performance matters, how developers can write faster code, and why he challenges conventional engineering practices.

August 26
Why Ramp built its own in-house coding agent, Inspect

The Pragmatic EngineerVoicesWhy Ramp built its own in-house coding agent, Inspect A fintech company rejected the easy route and homebrewed its own coding agent – and is now a step ahead of coding agents from frontier AI labs. An in-depth look

August 25
The Pulse: We need to talk about migrations with AI

The Pragmatic EngineerVoicesThe Pulse: We need to talk about migrations with AI Asana completed a testing framework migration in two weeks, that they would have delayed for years more, and they’re not alone. Also: AI startups could make Gartner much less relevant, and more

August 20
From Chrome DevTools to AI Engineering, with Addy Osmani

The Pragmatic EngineerVoicesFrom Chrome DevTools to AI Engineering, with Addy Osmani Addy Osmani shares lessons from 14 years at Google and how AI agents are reshaping software engineering, developer workflows, and the skills engineers need to succeed.

August 19
Headed for the Exit: the Great Engineering Leader Career Break

The Pragmatic EngineerVoicesHeaded for the Exit: the Great Engineering Leader Career Break Trend: more CTOs, VPEs, and Heads of Engineering are walking away from their high-status, in-demand positions. There are many reasons, mostly related to AI, and to "founder mode"

August 18
The Pulse: Meta’s self-inflicted resignation-wave

The Pragmatic EngineerVoicesThe Pulse: Meta’s self-inflicted resignation-wave The social media giant is offering $1M+ retainer equity grants to staff who are leaving: and even this is not effective. Also: is Grok Bot the “OpenClaw moment” for managed AI agents?

August 14
Stop being skeptical about AI for development with Charity Majors

The Pragmatic EngineerVoicesStop being skeptical about AI for development with Charity Majors In 2025, it was rational to be skeptical about AI. In 2026, it's not, anymore. With Charity Majors, CTO and co-founder of Honeycomb.

August 12
Software engineering at a proprietary trading company: Optiver

The Pragmatic EngineerVoicesSoftware engineering at a proprietary trading company: Optiver A shift from a focus on latency to building better AI models, owning the full stack from applications to building custom hardware, very different incentives to most tech companies in play, and more

August 11
Formal methods with Hillel Wayne

The Pragmatic EngineerVoicesFormal methods with Hillel Wayne Hillel Wayne explains why formal methods like TLA+ matter, how they help build reliable software, and whether AI will finally bring formal verification into the mainstream.

July 29
How building software is changing at Anthropic

The Pragmatic EngineerVoicesHow building software is changing at Anthropic A deepdive on what’s changed in how the leading AI lab makes software. Ever more code review and testing is done by AI, two-pizza teams very much alive, and more. Details from inside of Anthropic

July 28
The Pulse: Quitting Spotify Podcasts over reliability

The Pragmatic EngineerVoicesThe Pulse: Quitting Spotify Podcasts over reliability Also: Chinese open models match closed ones from Anthropic and OpenAI, AWS’s “heart-attack” billing error, and more

July 23
Pushing software engineering limits with “napkin math”

The Pragmatic EngineerVoicesPushing software engineering limits with “napkin math” Turbopuffer cofounder Simon Eskildsen on the benefits of longer tenure, using first principles to build durable software – and why founders should be cautious when raising VC money

July 21
The Pulse: Grok’s CLI caught uploading all your local files to the cloud

The Pragmatic EngineerVoicesThe Pulse: Grok’s CLI caught uploading all your local files to the cloud Also: engineering leaders concerned about continued increase in code review load, devs at enterprises surprised by high enterprise pricing, and more

July 16
Context engineering with Dex Horthy

The Pragmatic EngineerVoicesContext engineering with Dex Horthy Dex Horthy explains why context engineering is key to building more effective AI-assisted software without sacrificing code quality.

July 15
What is “loop engineering?”

The Pragmatic EngineerVoicesWhat is “loop engineering?” There’s talk about loop engineering, but what is it exactly? I looked into it, and found triggers, cron jobs, AI slop & more. Is it a “here today, gone tomorrow” trend?

July 14
The Pulse: What can we learn from Bun’s rapid Rust rewrite with AI?

The Pragmatic EngineerVoicesThe Pulse: What can we learn from Bun’s rapid Rust rewrite with AI? A rewrite done in 11 days that would have taken a small team a year to complete, for $165K in tokens. Also: coding LLM “wars” heat up, AI fakers from North Korea still a problem when hiring, and more

July 9
The Pragmatic Engineer AMA

The Pragmatic EngineerVoicesThe Pragmatic Engineer AMA In this AMA episode, Gergely Orosz answers listener questions on AI, engineering, hiring, and careers.

July 8