Ahmad Alhyari

Led 45+ engineers across 5 high-throughput marketplace platforms (pricing, real-time ETA, routing, health analytics, supply-demand matching) with sub-second latency requirements. Migrated 5 business domains from a legacy monolith to event-driven true microservices across 9 markets while maintaining 99.95% uptime and drove $2.7M in annualised savings, improving last-mile delivery adherence by 6pp.

Architected and delivered a global disbursement platform, transforming a settlement orchestrator into an enterprise-grade distributed system for 1,000+ merchants across multiple markets. Automated billing cycles, reducing merchant statement processing from 3 days to 3 hours (60% improvement) and built integrity systems to prevent revenue leakage.

Scaled Mobility, Billing & Pricing platform team from 5 to 14 engineers across 3 functional teams. Built engineering career frameworks improving team retention by 40% and designed compliance solutions saving $250K annually.

Built a unified settlement system and comprehensive invoicing platform to prevent revenue leakage across all Careem business verticals. Led payment settlement and invoicing engineering execution with end-to-end ownership of core financial flows.

Built Captain Beam (real-time ride dispatch) and Captain/Customer Loyalty platforms using TypeScript, Node.js, and NestJS, operating at sub-second latency for millions of concurrent events. Developed ETA calculation engines and intelligent dispatching algorithms and drove a monolith-to-microservices migration before taking on cross-office technical knowledge exchange in Berlin.

Designed and delivered custom ERP systems using .NET and Angular.js, plus MVC enterprise applications and Microsoft Dynamics CRM implementations. Owned end-to-end release management and infrastructure for delivered solutions.

Earned a Bachelor’s in Computer Information Systems from the University of Jordan in Amman from 2004 to 2008.