Thomas Choi Email & Phone Number

Hong Kong, China, Usa

Responsibilities:In my most recent role, I offer strategic guidance to clients on optimizing infrastructure architecture for global market expansion. In addition, I develop resilient data transport systems and robust matching engines to create cutting-edge trading solutions. Further, I specialize in platform diversification, including iPhone/Android Apps, WeChat/Mini-programs, and web applications, with upcoming initiatives to integrate a wellness recommender and support B2B operations.Major Contributions:• Deployed services in Docker containers, featuring authentication, IoT device management, wellness data collection, and training functionalities.• Enhanced system performance through precise configuration tuning of the trading platform hosted on a Hyper-Converged Infrastructure, HCI.• Orchestrated creation of a Wellness platform within an AWS Kubernetes cluster employing custom-built micro-services.

Hong Kong

Responsibilities:During this position, I led comprehensive company-wide strategic planning as an essential member of the senior management team. It was I who enhanced the efficiency of the Software Development Life Cycle (SDLC) for product development, covering planning, design, coding, testing, deployment, and support tracking. Moreover, I oversaw the growth of development teams, scaling from modest sizes to over 30 in both the HK and SZ offices. I also coordinated support for critical products, including GOMS, Market Making System, low-latency exchange connectivity for hedge funds, Order Routing, Market Data Distribution, and real-time Margin Risk analysis based on SPAN calculations.Selected Accomplishments:• Pioneered new products, including a low-latency trade framework achieving a roundtrip time of 100 microseconds and a high-performance system capable of handling millions of messages per second, automating trading and orders within microseconds to support market making.• Delivered tailor-made solutions to clients for bolstering proprietary order routing network and external public trading networks.• Revamped Object-Oriented Design, OOD framework concepts while preserving more than 50% of the source code intact.• Elevated the generic Order Management System, OMS to the status of a high-availability trading platform by utilizing distributed multi-threaded components that run seamlessly on optional high-availability hardware.• Implemented a load-balancer to efficiently scale up processing in areas such as market data distribution and risk management.• Pioneered the development of a virtual throttle controller tailored for the Hong Kong Stock Exchange, enabling placement of orders from various units, including Retail Sales, Prop Desk, and Algo Trade desk, each with its own throttle rate.• Facilitated order routing to a group of exchange gateways, optimizing their utilization across the organization, rather than assigning dedicated gateways per biz unit.

Hong Kong

Responsibilities:In this role, I partnered with multiply teams within the organization to ensure efficient technology procurement and support, while safely on-boarding new clients and products. I was known for identifying and mitigating technology-related risks to ensure business continuity.Key Achievements:• Implemented market connectivity through FIX for a high-performance Electronic Trading Platform by supervising a Hong Kong project team and orchestrating seamless coordination with technology teams in Singapore, India, and Hong Kong.• Gathered project requirements and established project prioritization by fostering collaboration with business groups.My additional experiences include:<*> CTO – eBroker Systems Limited, Hong Kong<*> Customer Basket Trading – CIBC World Markets, NYC<*> Fixed Income Cash Trading – Lehman Brothers, NYC<*> Global Order Management – Morgan Stanley, Tokyo