Thomas Choi
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Thomas Choi Email & Phone Number

Independent Consultant at Ensemble Technologies Limited
Location: Greater Phoenix Area, United States, United States 3 work roles 1 school
1 work email found @verizon.net 2 phones found area 301 LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email n****@verizon.net
Direct phone (301) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Role
Independent Consultant
Location
Greater Phoenix Area, United States, United States
Company size

Who is Thomas Choi? Overview

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Quick answer

Thomas Choi is listed as Independent Consultant at Ensemble Technologies Limited, a company with 5 employees, based in Greater Phoenix Area, United States, United States. AeroLeads shows a work email signal at verizon.net, phone signal with area code 301, and a matched LinkedIn profile for Thomas Choi.

Thomas Choi previously worked as Chief Technology Officer(Front Office Trading Architect) at Ebroker Systems Ltd and Director at Bank Of America Merrill Lynch, Electronic Trading Technology. Thomas Choi holds Master Of Science - Ms, Computer Science from Stony Brook University.

Company email context

Email format at Ensemble Technologies Limited

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*@verizon.net
68% confidence

AeroLeads found 1 current-domain work email signal for Thomas Choi. Compare company email patterns before reaching out.

Profile bio

About Thomas Choi

I'm Thomas, a technically sophisticated professional with extensive years of experience in architecting complex software solutions, leading cross-functional teams, and consistently delivering high-quality products.What makes me stand out from the rest of the candidates is my rich background in translating business requirements into scalable technical designs, while driving innovation and excellence in software development practices. During my initial career, I was recognized by employers for integrating Tensorflow/Keras for CNN and LSTM in machine learning applications and adeptly navigating distributed systems.Throughout my career, I have developed a stellar record in high-performance architecture design, multithreading, and risk management in C++/Python/SQL.I have proven success in building high-performance trading platforms, a million-messages-per-second C++ system, real-time risk management for diverse portfolios, and robust solutions on Windows/Linux.I am known for spearheading projects involving Neural Networks for stock prediction and personalized wellness recommender systems.My ability to collaborate on the design and implementation of sophisticated trading solutions with an aim to optimize data transfer and processing has been well appreciated over the years. My communication, interpersonal, problem-solving, strategic / analytical thinking, management, and adaptability skills are second to none. My technical proficiencies are:Programming Languages: Python | SQL | C++ | JavaScriptFrameworks & Libraries: Django | TensorFlowWeb Development: Back-End Web Development | UnixMachine Learning & Deep Learning: Deep Learning | CNN (Convolutional Neural Network) | LSTM (Long Short-Term Memory)If you want to know more about me, feel free to reach at Thomas.wm.choi@protonmail.com

Listed skills include Electronic Trading, Global Market And Multiply Product Trading Platform, Distributed Systems, Amazon Web Services, and 40 others.

Current workplace

Thomas Choi's current company

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Ensemble Technologies Limited
Ensemble Technologies Limited
Independent Consultant
hong kong, central and western district, hong kong
Website
Employees
5
AeroLeads page
3 roles · 18 years

Thomas Choi work experience

A career timeline built from the work history available for this profile.

Independent Consultant

Current

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.
  • 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.
2016 - Present ~10 yrs 5 mos

Chief Technology Officer(Front Office Trading Architect)

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.
  • 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.
  • 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.
2010 - 2015 ~5 yrs

Director

Bank Of America Merrill Lynch, Electronic Trading Technology

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.
  • 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.
  • 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.
2008 - 2010 ~2 yrs
1 education record

Thomas Choi education

FAQ

Frequently asked questions about Thomas Choi

Quick answers generated from the profile data available on this page.

What company does Thomas Choi work for?

Thomas Choi works for Ensemble Technologies Limited.

What is Thomas Choi's role at Ensemble Technologies Limited?

Thomas Choi is listed as Independent Consultant at Ensemble Technologies Limited.

What is Thomas Choi's email address?

AeroLeads has found 1 work email signal at @verizon.net for Thomas Choi at Ensemble Technologies Limited.

What is Thomas Choi's phone number?

AeroLeads has found 2 phone signal(s) with area code 301 for Thomas Choi at Ensemble Technologies Limited.

Where is Thomas Choi based?

Thomas Choi is based in Greater Phoenix Area, United States, United States while working with Ensemble Technologies Limited.

What companies has Thomas Choi worked for?

Thomas Choi has worked for Ensemble Technologies Limited, Ebroker Systems Ltd, and Bank Of America Merrill Lynch, Electronic Trading Technology.

Who are Thomas Choi's colleagues at Ensemble Technologies Limited?

Thomas Choi's colleagues at Ensemble Technologies Limited include Karthik P and Gordon Cheng.

How can I contact Thomas Choi?

You can use AeroLeads to view verified contact signals for Thomas Choi at Ensemble Technologies Limited, including work email, phone, and LinkedIn data when available.

What schools did Thomas Choi attend?

Thomas Choi holds Master Of Science - Ms, Computer Science from Stony Brook University.

What skills is Thomas Choi known for?

Thomas Choi is listed with skills including Electronic Trading, Global Market And Multiply Product Trading Platform, Distributed Systems, Amazon Web Services, Exchange Connectivity, Linux, Fixed Income, and C.

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