Posts by Google for Developers

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  • JULY 14, 2026

    Systems Engineering Playbook: Optimizing Qwen 3.5-397B MoE on Ironwood (TPU7x)

    To serve the 397B-parameter Qwen 3.5 Mixture-of-Experts (MoE) model on Ironwood TPUs, engineers developed a modular JAX/Pallas optimization stack that achieved up to a 4.7x inference speedup for prefill-heavy workloads. The team bypassed severe hardware sharding constraints by deploying a hybrid Data Parallelism and Expert Parallelism (DP+EP) topology, paired with custom low-level communication fusions like a hierarchical reduce-scatter to optimize cross-device token routing. Finally, by executing hardware-aware custom kernels—such as Batched Ragged Page Attention and a fully-fused Gated DeltaNet (GDN) block—they successfully saturated HBM bandwidth and TensorCore MXUs to push system throughput near its theoretical roofline limits.

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  • AUG. 8, 2024 / Flutter

    How We Built Purrfect Code: A Puzzle Game for Developers

    Purrfect Code is a sokoban style box pushing puzzler Purrfect based on Google tech (Flutter, IDX, FLAME, Firebase) and designed to be playable on web browsers. Open the game in Project IDX, earn badges for each level, and showcase your badges on your Developer Profile.

    Purrfect Code Feature
  • OCT. 30, 2023 / Best Practices

    All treats, no tricks: 6 solutions to common developers challenges

    For many, Halloween is the perfect excuse to dress up and celebrate the things that haunt us. Google...

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  • SEPT. 27, 2023 / Cloud

    Celebrating 25 years of Google Search: developer trends and history

    Whether you’re stuck on a problem, reading documentation, or figuring out the best tech stack for your project, Google Search has been a helpful tool.

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