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Design a machine translation service at scale.

Machine translation is seq2seq generation delivered across hundreds of language pairs under strict latency and quality budgets. What matters is sidestepping the quadratic pair blowup, saving low-resource languages, and serving it cheaply. Here is the design.

Updated Sep 2026 · Grounded in real GenAI, LLM, and AI/ML engineering interview loops and written to a senior-engineer editorial bar.

Machine translation is seq2seq generation delivered across hundreds of language pairs under strict latency and quality budgets. What matters is sidestepping the quadratic pair blowup, saving low-resource languages, and serving it cheaply. Here is the design.

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