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Muzz Engineering Blog

Insights, tutorials, and stories from our engineering team about building technology that connects people.

How a bad release saved us thousands a month and reduced latency

On a rainy day of October we decided to release a feature that we had spent all summer working on: a massive refactor of how our matching process works, from an unlimited number of matches leading to...

By •10 Sep 2025
What brings you to Muzz? Cohorting users by intent

At Muzz, we collect over 200 million data points every day on how people interact with our product and with each other. At its core, we use these data points to generate insights that help us better m...

By •10 Sep 2025
Beyond the Squad Model: Why We’re Centralising Product Strategy

Going from zero to 15 million members is a wild ride. For nearly a decade, we’ve been on a mission at Muzz, and the journey has been one of constant evolution. Our team has grown from a handful of peo...

By •10 Sep 2025
Swipe Right on Go: Why We Ghosted PHP

From legacy code to lightning-fast matchmaking—why Go won our hearts (and our traffic). So – why migrate? As our platform scaled, our legacy PHP system began to struggle. Response times increase...

By •10 Sep 2025
Screenshot Testing at Muzz

Background The Muzz Android app powers the marriage journey of millions of users worldwide. Due to the number of people we serve – and the potentially life-changing nature of our app – we...

By •10 Sep 2025
How we automatically moderate posts in Muzz Social at scale

Background Background Muzz Social is the world’s leading Muslim-focused social network. We allow people to share and connect with Muslims around the world. Muzz Social sends push notifications for pos...

By •16 May 2025
Scaling Muzz Social to over a million users on day one

At Muzz, our mission is to help Muslims around the world meet. This year we launched our new social network – Muzz Social – enabling Muslims everywhere to make friends, connect with their...

By •16 May 2025
Test

Test 1...

By •15 May 2025