Latest posts
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Build at Zepto Speed: How We Cut Frontend Webpack Build Times by 95%
When frontend build times start climbing, the industry playbook is usually the same: migrate to a faster bundler.We faced the same pressure. Build times across our Micro-Frontend platform had grown beyond 20 minutes,…
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Real-Time Personalisation at Scale: How Zepto Understands What You Want, Right Now
Zepto started as a quick-commerce platform for groceries. Today it’s where people shop for electronics, home essentials, gifts and festive needs. The catalogue has grown dramatically, but the app is still the same…
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ClickHouse Ingestion at Scale: An Open-Source Zepto Engineering Story
Much like our journey described in Debezium at Scale, our architecture relies heavily on real-time data flow. To understand user journeys, track operational metrics, and power our growth, we built Lucid — Zepto’s…
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Building Search for a 10-Minute World
Every time a user types into a search box, they’re making an implicit bet — that the system on the other side understands not just what they typed, but what they meant, where they are, and what’s actually available to…
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Search Quality Measurement. Automated. At Scale
Most teams find out their search is broken the same way: a customer complains, a business metric dips, or someone spots a glaring result in a demo. By then, the damage is done.The problem isn’t that search breaks. It’s…
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Your Cart Has a Story. Here’s How We Learned to Read It.
At Zepto, the cart is more than a list of items. Behind every cart is an intent.Someone adding mozzarella, pasta, and basil isn’t randomly browsing; they’re making dinner. Someone with diapers, wipes, and formula is…
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ZepIris: Reimagining Scalable Face Authentication for Attendance at Zepto
At Zepto, speed isn’t just about delivery — it defines how we build, operate, and innovate across every layer of the stack.In large-scale, high-velocity supply chain operations like ours — where thousands of packers and…
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Building a Lightning-Fast Search Relevance Ranker
Teaching a Tiny Model to Think Like a GiantWhen someone types “low fat milk” into Zepto, a race begins.Within milliseconds, our retrieval system pulls back around a hundred products that might match the query. Some are…
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Catching Secrets Before They Leak: How We Built an End-to-End Secret Detection System at Scale
At Zepto, we move fast — shipping hundreds of commits across multiple services every day — and our sensitive surface area is extensive: code repositories, documentation platforms like Confluence, issue trackers like…
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How We Built a Scalable Real-Time Web Platform with Config-Driven Micro frontends (Control Tower)
At Zepto, quick commerce means everything moves fast — especially inside our Micro Warehouses. Orders are constantly flowing in, and operations run at high speed.In this environment, there’s no shortage of data. But raw…