Newsletters¶
Status and cadence as of September 2026. Cadence is approximate; "dormant" = no new issue for ~6+ months when last checked.
Items with RSS = yes that matter most are already wired into the daily feed via data/feeds.yml; the rest go to email
(create a dedicated inbox label/filter so they never land in your primary inbox).
Priority legend
- Subscribe now — read or skim every issue; ≤ 12 of these in total.
- Skim — glance at the headlines via the feed; open 1 in 4.
- Optional — follow only if the topic becomes a live need; many are better visited on demand.
:gem: = lesser-known but excellent.
AI engineering¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| Simon Willison's Weblog | Simon Willison | LLM tools, prompt injection, hands-on experiments | Daily blog; newsletter ~weekly | Free | Yes | Subscribe now | The single best "practitioner's log" of the LLM era; coined lethal trifecta; every claim is tried in code. |
| Latent Space | swyx & Alessio Fanelli | AI engineering, interviews, conference writeups | Weekly | Free / paid | Yes | Subscribe now | Defined the "AI engineer" role; podcast guests are the people building the frameworks you use. |
| AINews (smol.ai) | swyx / smol.ai | AI-generated daily digest of X/Discord/Reddit | Daily | Free | Yes | Skim | Replaces doom-scrolling; read the top summary only. |
Hamel Husain  |
Hamel Husain | Evals, error analysis, LLM product debugging | Irregular (~monthly) | Free | Yes | Subscribe now | The clearest voice on evals; the evals FAQ is canonical for Phase 2. |
| Eugene Yan | Eugene Yan | Applied ML/LLM patterns, recsys, evals | ~Monthly | Free | Yes | Subscribe now | Dense, pattern-oriented essays with production numbers; ideal for AI system design. |
| Decoding AI |
Paul Iusztin | End-to-end LLM/agent engineering, LLMOps | Weekly | Free / paid | Yes | Subscribe now | Code-first series (agents, RAG, observability) at exactly your build level. |
| Interconnects | Nathan Lambert | Post-training, RLHF/RLVR, open models | ~Weekly | Free / paid | Yes | Skim | Best insider view of post-training (author of the RLHF book); read for fine-tuning weeks. |
| Ahead of AI | Sebastian Raschka | LLM research explained, architectures, reasoning models | ~Monthly | Free / paid | Yes | Skim | Visual, careful paper walkthroughs; great for Phase 5 depth. |
| Import AI | Jack Clark | Research + policy, weekly paper roundup | Weekly | Free | Yes | Skim | Long-running, well-chosen paper picks with policy context. |
| Lil'Log |
Lilian Weng | Deep technical surveys (agents, hallucination, reward hacking) | Rare (a few per year) | Free | Yes | Subscribe now | Each post is a mini textbook chapter; "LLM Powered Autonomous Agents" is still the best agent primer. |
| Chip Huyen | Chip Huyen | AI engineering, agents, ML systems | Rare | Free | Yes | Skim | Author of AI Engineering; essays are book-quality. |
| Jason Liu |
Jason Liu | RAG, structured outputs, consulting lessons | Irregular | Free | Yes | Optional | Pragmatic RAG improvement playbooks ("RAG is more than embeddings"); creator of Instructor. |
| Philipp Schmid |
Philipp Schmid | Agents, context engineering, Gemini/HF tooling | ~Monthly | Free | Yes | Optional | Short, runnable guides; good on context engineering and agent patterns. |
| The Batch | Andrew Ng / DeepLearning.AI | Weekly AI news + Andrew's letter | Weekly | Free | No | Skim | Calm, curated weekly; the letter is often a useful product/strategy lens. |
| TLDR AI | TLDR | Links digest | Daily (weekdays) | Free | Yes | Skim | Fast headline scan; already in the feed, cap at 2 items/day. |
| Ben's Bites | Ben Tossell | AI product/tools news | ~Daily/weekly | Free / paid | Yes | Optional | Product-builder lens; good for spotting agent-product patterns. |
| Language Models & Co. |
Jay Alammar | Visual explainers of LLM internals | Dormant (last issue Nov 2025) | Free | Yes | Optional | From the author of "The Illustrated Transformer"; visuals that stick. |
| The Kaitchup |
Benjamin Marie | Fine-tuning, quantization, local LLMs, hands-on notebooks | Weekly | Free / paid | Yes | Optional | Most practical source for LoRA/QLoRA/quantization experiments (Phase 5). |
| One Useful Thing | Ethan Mollick | How AI changes work and organisations | ~Weekly | Free | Yes | Optional | Good for Staff-level "AI adoption in the org" conversations. |
| Gradient Flow | Ben Lorica | Data + AI infrastructure trends, enterprise adoption | ~Weekly | Free | Yes | Optional | Enterprise-architecture angle on AI platforms. |
System design, distributed systems & architecture¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| Marc Brooker's blog |
Marc Brooker (AWS) | Distributed systems, databases, tail latency, formal methods | ~Monthly | Free | Yes | Subscribe now | Short, deep, numerate essays from the engineer behind Lambda/Aurora DSQL work. |
| ByteByteGo | Alex Xu et al. | Visual system-design explainers | Weekly | Free / paid | Yes | Skim | Great diagrams for revision; paid deep-dives are hit-and-miss for a senior. |
| System Design Newsletter | Neo Kim | Real-world case studies ("how X scaled Y") | Weekly | Free / paid | Yes | Skim | Short case studies with links to primary engineering posts. |
| Quastor | Arpan / Quastor | Summaries of big-tech engineering blog posts | ~2x/week | Free / paid | No | Optional | Good discovery engine for engineering-blog posts; then read the original. |
| Byte-Sized Design |
Byte-Sized Design | Concise case studies of production architectures | Weekly | Free / paid | Yes | Optional | Fast reads that connect incidents/case studies to patterns. |
| Architecture Notes | Mahdi Yusuf | Illustrated deep-dives (Redis, Kafka, databases) | Near-dormant (last issue Mar 2026) | Free | Yes | Optional | Back catalogue is excellent and visual; don't expect new issues. |
| Metadata |
Murat Demirbas | Distributed-systems paper reviews | ~Weekly | Free | Yes | Skim | A professor reading the papers you should read — ideal companion to papers. |
| Phil Eaton's notes |
Phil Eaton | Databases, storage engines, consensus implementations | ~Monthly | Free | Yes | Optional | Builds things from scratch (Raft, MVCC) and explains them clearly. |
| InfoQ | InfoQ editors | Architecture, Java, AI news + QCon talks | Daily | Free | Yes | Skim | Best single source for enterprise-architecture news and QCon talk writeups. |
| martinfowler.com | Martin Fowler + guests | Architecture patterns, refactoring, GenAI patterns | ~Weekly | Free | Yes | Skim | Hosts the "Patterns of Distributed Systems" and GenAI pattern series. |
| The Architect Elevator |
Gregor Hohpe | Enterprise architecture, architect's role, cloud strategy | Irregular | Free | Yes | Optional | Exactly the Staff/Principal "ride the elevator from engine room to penthouse" skill. |
Career, Staff+ & engineering leadership¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| The Pragmatic Engineer | Gergely Orosz | Big-tech engineering culture, market, deep-dives | 2x/week | Free / paid | Yes | Subscribe now | The best source on how top companies actually run engineering; paid tier worth it for a Staff move. |
| Irrational Exuberance | Will Larson | Staff engineering, eng strategy, architecture decisions | ~Weekly | Free | Yes | Subscribe now | Author of Staff Engineer and Crafting Engineering Strategy; the Staff playbook. |
| Refactoring | Luca Rossi | Engineering management/process, research-backed | Weekly | Free / paid | Yes | Skim | Structured, practical takes on team effectiveness. |
| Engineering Leadership | Gregor Ojstersek | Leadership, promotion, influence | Weekly | Free / paid | Yes | Skim | Concrete leadership advice with guest posts from Staff+ ICs and managers. |
| High Growth Engineer | Jordan Cutler | Senior → Staff career growth | Weekly | Free / paid | Yes | Skim | Actionable career tactics (visibility, scoping, communication). |
| Pointer |
Suraj Kolluri et al. | Curated essays for engineering leaders | 2x/week | Free | No | Optional | Hand-picked long-form essays; good Sunday queue source. |
| No Idea Blog |
Tanya Reilly | Staff engineering, glue work, technical leadership | Rare | Free | No | Optional | Author of The Staff Engineer's Path; the "Being Glue" talk/essay is required reading. |
| The Beautiful Mess |
John Cutler | Product/engineering operating models | Weekly | Free / paid | Yes | Optional | Sharp thinking about org design and how work flows — useful for L4 questions. |
| Elevate | Addy Osmani | Engineering leadership, AI-assisted development | ~Weekly | Free | Yes | Optional | Pragmatic takes on AI coding workflows at scale from a Google leader. |
Python¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| Python Weekly | Rahul Chaudhary | Links: articles, projects, releases | Weekly | Free | No | Skim | Broad weekly roundup; skim headlines only. |
| PyCoder's Weekly | Real Python team | Curated Python articles & projects | Weekly | Free | No | Subscribe now | Better-curated than most; one issue replaces a week of Reddit. |
| Real Python | Real Python | Tutorials, podcast | Several/week | Free / paid | Yes | Optional | Mostly intermediate; useful for new-feature explainers (3.14, free-threading). |
| Python⇒Speed |
Itamar Turner-Trauring | Performance, memory, Docker packaging for Python | ~Monthly | Free | Yes | Skim | Best source on Python performance and container builds for data/ML apps. |
| Confessions of a Code Addict |
Abhinav Upadhyay | CPython internals, systems performance | ~Monthly | Free / paid | Yes | Skim | Deep internals explained with rare clarity (GIL, bytecode, memory). |
| Hynek Schlawack |
Hynek Schlawack | Packaging, testing, API design, attrs | Rare (~yearly) | Free | Yes | Optional | Opinionated, senior-level Python craftsmanship. |
Java & Spring¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| Baeldung Java Weekly | Eugen Paraschiv | Java/Spring weekly review | Weekly | Free | Yes | Subscribe now | The one Java roundup to keep; in the feed. |
| Inside Java | Oracle Java team | JDK features, JEPs, newscasts | Several/week | Free | Yes | Skim | Primary source for Java 25+ features. |
| This Week in Spring | Josh Long | Spring ecosystem incl. Spring AI | Weekly | Free | Yes | Skim | Tracks Spring Boot 4.x / Spring AI 2.x releases. |
| JVM Weekly |
Artur Skowroński | JVM ecosystem analysis | Weekly | Free / paid | Yes | Optional | Commentary, not just links; good context for JDK roadmap. |
| Java Annotated Monthly | JetBrains | Monthly Java/Kotlin roundup | Monthly | Free | Yes | Optional | Low-volume catch-up if you skip weeklies. |
News digests & discovery¶
| Newsletter | Author | Focus | Cadence | Cost | RSS | Priority | Why |
|---|---|---|---|---|---|---|---|
| Hacker Newsletter | Kale Davis | Weekly best-of Hacker News | Weekly | Free | No | Optional | Replaces daily HN; the feed already pulls hnrss.org/best (capped). |
| TLDR | TLDR | Tech news digest | Daily | Free | Yes | Optional | Only if you want general tech news; TLDR AI is usually enough. |
| Console |
David Mytton | Reviewed developer tools | Weekly | Free | Yes | Optional | Hand-reviewed dev tools; low noise. |
| Changelog News | The Changelog | Open-source/software news | Weekly | Free | Yes | Optional | Good OSS pulse with podcast companion. |
Minimal starting set (week 0)¶
Subscribe to these 10 now and nothing else until week 4: Simon Willison, Latent Space, Hamel Husain, Eugene Yan, Decoding AI, Lil'Log, Marc Brooker, The Pragmatic Engineer, Irrational Exuberance (lethain), PyCoder's Weekly — plus Baeldung Java Weekly via the feed.