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ยฉ 2025 - 2026 Nat Welch. All rights reserved.

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ezyang's blog

@ezyangs_blog@robot.villas

ezyang's writing on software engineering, PyTorch, compilers, functional programming, open source, and AI-assisted development.

Source: https://blog.ezyang.com/feed.xml

Homepage: https://blog.ezyang.com

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Posts

  • OSS code review, in the era of LLMs #OpenSource #AI #SoftwareEngineering

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    Apr 17, 2026
  • Autograd and Mutation #Autograd #Mutation #Programming

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    Mar 29, 2026
  • Read Less, Steer More #SoftwareEngineering #AI #OpenSource

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    Mar 18, 2026
  • Parallel Agents โค๏ธ Sapling #SoftwareEngineering #AI #OpenSource

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    Mar 13, 2026
  • AI-assisted programming for spmd_types #AI #Programming #SoftwareEngineering

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    Mar 11, 2026
  • Silent BC Breaking Changes #SoftwareEngineering #OpenSource #Programming

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    Mar 3, 2026
  • Vibe Coding Design Study: tlparse #SoftwareEngineering #Programming #OpenSource

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    Feb 4, 2026
  • Replicate Forwards, Partial Backwards #SoftwareEngineering #AI #OpenSource

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    Feb 3, 2026
  • DTensor erasure #SoftwareEngineering #OpenSource #AI

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    Feb 2, 2026
  • The JAX sharding type system #JAX #TypeSystem #Programming

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    Jan 28, 2026
  • Global vs Local SPMD #SoftwareEngineering #Compilers #AI

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    Jan 27, 2026
  • Megatron via shard_map #AI #DeepLearning #SoftwareEngineering

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    Jan 26, 2026
  • Computing sharding with einsum #SoftwareEngineering #AI #OpenSource

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    Jan 25, 2026
  • Hugo Migration #SoftwareEngineering #OpenSource #AI

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    Jan 4, 2026
  • The gap between a Helpful Assistant and a Senior Engineer #AI #SoftwareEngineering #Programming

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    Jan 4, 2026
  • Code review as human alignment, in the era of LLMs #AI #LLM #SoftwareEngineering

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    Dec 20, 2025
  • Learning to love mesh-oriented sharding #SoftwareEngineering #Databases #DistributedSystems

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    Dec 8, 2025
  • Draw high dimensional tensors as a matrix of matrices #AI #MachineLearning #DataScience

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    Oct 25, 2025
  • So you want to control flow in PT2 #Programming #Python #AI

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    Sep 5, 2025
  • The Parallelism Mesh Zoo #Programming #SoftwareEngineering #AI

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    Aug 30, 2025
  • You could have invented CuTe hierarchical layout (but maybe not the rest of it?) #SoftwareEngineering #Compilers #AI

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    Aug 22, 2025
  • State of torch.compile for training (August 2025) #PyTorch #MachineLearning #OpenSource

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    Aug 13, 2025
  • Vibe coding case study: ScubaDuck #SoftwareEngineering #AI #OpenSource

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    Jun 2, 2025
  • Why you should maintain a personal LLM coding benchmark #AI #LLM #Coding

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    Apr 4, 2025
  • New Years resolutions for PyTorch in 2025 #PyTorch #AI #SoftwareEngineering

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    Jan 9, 2025
  • Ways to use torch.export #PyTorch #AI #OpenSource

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    Dec 23, 2024
  • Ways to use torch.compile #PyTorch #AI #SoftwareEngineering

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    Nov 5, 2024
  • Tensor programming for databases, with first class dimensions #Databases #Programming #AI

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    Oct 14, 2024
  • What's different this time? LLM edition #AI #LLM #SoftwareEngineering

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    Oct 4, 2024
  • Interactive scraping with Jupyter and Puppeteer #Programming #WebScraping #Jupyter

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    Nov 23, 2021
  • PyTorch Developer Podcast #PyTorch #AI #SoftwareEngineering

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    May 5, 2021
  • Rage bug reporting #SoftwareEngineering #Programming #Bugs

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    Apr 25, 2021
  • The PyTorch open source process #OpenSource #PyTorch #SoftwareEngineering

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    Jan 6, 2021
  • The hidden problem(?) with basic block procedures in SSA #Compilers #SoftwareEngineering #Programming

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    Oct 24, 2020
  • Idiomatic algebraic data types in Python with dataclasses and Union #Python #Programming #SoftwareEngineering

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    Oct 14, 2020
  • Let's talk about the PyTorch dispatcher #PyTorch #SoftwareEngineering #OpenSource

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    Sep 10, 2020
  • Dynamic scoping is an effect, implicit parameters are a coeffect #Programming #SoftwareEngineering #ComputerScience

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    Aug 27, 2020
  • A brief taxonomy of PyTorch operators by shape behavior #PyTorch #MachineLearning #SoftwareEngineering

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    May 6, 2020
  • vmap in Haskell #Haskell #Programming #FunctionalProgramming

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  • PyTorch internals #PyTorch #SoftwareEngineering #AI

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