# Osama Bari - CTO & Fintech Technology Leader > Chief Technology Officer at D24 Fintech Group, Dubai. Building institutional-grade crypto exchanges, HFT platforms, and regulated digital asset systems. ## Quick Facts - Name: Osama Bari - Role: Chief Technology Officer (CTO) - Company: D24 Fintech Group - Location: Dubai, UAE - Experience: 12+ Years - Engineers Led: 100+ - Products Built: 40+ - LinkedIn Followers: 17,900+ ## Expertise - Crypto Exchange Development - High-Frequency Trading (HFT) Systems - Blockchain & DeFi Infrastructure - VARA & MICA Regulatory Compliance - AI & Machine Learning Engineering - Team Scaling & Technical Leadership ## Career Highlights - CTO at D24 Fintech Group (Current) - Built exchange infrastructure ranked among world's most secure by CER.live - Led development of VARA-regulated crypto trading platform - Delivered 40+ successful fintech products - Managed engineering teams of 100+ professionals ## Recognition - CER.live: Contributor to World's Most Secure Exchanges - VARA Licensed Exchange Infrastructure - Startup of the Year 2019 (Affiligate) ## Contact - Website: https://osamabari.com - LinkedIn: https://www.linkedin.com/in/osama-bari-a9970a51/ - Location: Business Bay, Dubai, UAE ## Technologies Blockchain, React, Node.js, Python, TypeScript, AWS, FIX Protocol, Fireblocks, Ethereum, Solidity, Kubernetes, PostgreSQL, Redis, Kafka