Legacy Modernisation & Cloud
Solution Architecture & Integration

A global question-and-answer social network.

Platform Re-Engineering at Scale: Two-Thirds Lower Infrastructure Footprint

⅔ fewer servers at peak
16M+ members, 40M monthly uniques
~1B questions answered
Two-Thirds Lower Infrastructure Footprint

The Challenge

Peak load required a large and costly server footprint, and a full rebrand had to ship on a live product. Growth depended on frictionless social sign-up, and the platform served a very large global user base - so nothing could break during the transition.

What We Did

We refactored the entire backend to cut the number of servers needed at peak, and built a new front-end application for the rebrand. Sign-up and sharing were integrated with the major networks, and the service kept running throughout the transition.

The Impact

Two-thirds fewer servers at peak load
16M+ members and 40M monthly unique visitors
Around one billion questions answered
A full rebrand shipped on a live platform

How We Delivered

Technology stack
AngularJS · backend platform refactoring · Facebook & Google+ APIs · VKontakte & Twitter APIs.
Team & approach

An 8-member team - three backend and two frontend developers, an infrastructure engineer, a QA engineer and a project manager - running a re-engineering and relaunch programme across three streams: cost, rebranding and integrations. Backend refactoring targeted the peak server count, a single-page front end was built for the new brand, and the major networks of the period were integrated for sign-up and sharing.

Inside The Build

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