Jackie Tung

Software Engineer at Reflex | YC W23
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Contact Information
us****@****om
(386) 825-5501
Location
San Jose, California, United States, US
Languages
  • Mandarin -
  • Cantonese -

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Experience

    • United States
    • Software Development
    • 1 - 100 Employee
    • Software Engineer
      • Jun 2023 - Present

      Founding engineer. Building out all things infrastructure and platform. Founding engineer. Building out all things infrastructure and platform.

    • United States
    • Software Development
    • 1 - 100 Employee
    • Software Engineer
      • Apr 2022 - Jun 2023

      Building enterprise ML platform based on Metaflow. https://metaflow.org/ Building enterprise ML platform based on Metaflow. https://metaflow.org/

    • United States
    • Software Development
    • 700 & Above Employee
    • Staff Software Engineer
      • Nov 2019 - Apr 2022

      Automations and Table sync features. Backend. Lots of Typescript! Automations and Table sync features. Backend. Lots of Typescript!

    • United States
    • Computers and Electronics Manufacturing
    • 700 & Above Employee
    • Staff Software Engineer
      • Jun 2019 - Oct 2019

      Large scale distributed compute platform geared towards machine learning applications. Large scale distributed compute platform geared towards machine learning applications.

    • United States
    • Software Development
    • 1 - 100 Employee
    • Staff Software Engineer
      • Mar 2018 - Jun 2019

      Deep Learning Software Infrastructure. Applying CI / CD philosophies to model training, evaluation, and deployment. Deployment performance tuning, distributed training frameworks, dataset abstractions. Tensorflow-based stack. Containerized hybrid cloud environment. Company was acquired by Apple.

    • Lead DevOps Engineer
      • Jul 2016 - Mar 2018

      First engineering hire. Implementation and maintenance of internal services such as Jenkins, code review system, infrastructure monitor, git server, etc. Design and implementation of big data distributed storage systems for deep learning data. Configuration and management of GPU compute farm for deep learning, including capacity planning, hardware setup and automated resource scheduling. Strong working knowledge of a wide range of open source technologies including Docker,… Show more First engineering hire. Implementation and maintenance of internal services such as Jenkins, code review system, infrastructure monitor, git server, etc. Design and implementation of big data distributed storage systems for deep learning data. Configuration and management of GPU compute farm for deep learning, including capacity planning, hardware setup and automated resource scheduling. Strong working knowledge of a wide range of open source technologies including Docker, Apache Mesos, Spark, Ansible, GlusterFS, InfluxDB, Grafana, Zabbix, MySQL, Python, Jenkins, Linux (Ubuntu). General networking and Linux systems administration responsibilities.

    • United States
    • IT Services and IT Consulting
    • 700 & Above Employee
    • Senior Software Engineer
      • Jun 2015 - Jul 2016

      Development of continuous integration systems. This includes: - General testing framework used by over 200 engineers. - Hardware / VM resource management system. - Operation and configuration of Jenkins, a job scheduling system. - Micro-web services that support the above systems. Front-end (for self-serve) and back-end servers. - Automated monitoring and alerting of these systems. Core technologies used: Python, Bash, Git, Jenkins, Javascript, Linux, Nagios, Puppet… Show more Development of continuous integration systems. This includes: - General testing framework used by over 200 engineers. - Hardware / VM resource management system. - Operation and configuration of Jenkins, a job scheduling system. - Micro-web services that support the above systems. Front-end (for self-serve) and back-end servers. - Automated monitoring and alerting of these systems. Core technologies used: Python, Bash, Git, Jenkins, Javascript, Linux, Nagios, Puppet, PostgreSQL, Apache, Nginx. Show less Development of continuous integration systems. This includes: - General testing framework used by over 200 engineers. - Hardware / VM resource management system. - Operation and configuration of Jenkins, a job scheduling system. - Micro-web services that support the above systems. Front-end (for self-serve) and back-end servers. - Automated monitoring and alerting of these systems. Core technologies used: Python, Bash, Git, Jenkins, Javascript, Linux, Nagios, Puppet… Show more Development of continuous integration systems. This includes: - General testing framework used by over 200 engineers. - Hardware / VM resource management system. - Operation and configuration of Jenkins, a job scheduling system. - Micro-web services that support the above systems. Front-end (for self-serve) and back-end servers. - Automated monitoring and alerting of these systems. Core technologies used: Python, Bash, Git, Jenkins, Javascript, Linux, Nagios, Puppet, PostgreSQL, Apache, Nginx. Show less

    • United States
    • Financial Services
    • 700 & Above Employee
    • Equities Trading Strategist
      • Dec 2010 - Jun 2015

      - Automated Options Market Making Desk - Development and operation of complex trading systems to ensure market making obligations are met correctly and efficiently - Continuously work with traders and quants to incorporate new trading products, strategies and performance enhancements. - Executing precise system adjustments from corporate actions - Programming to improving desk automation - Practical functional programming experience - Trading algorithms, strategy research… Show more - Automated Options Market Making Desk - Development and operation of complex trading systems to ensure market making obligations are met correctly and efficiently - Continuously work with traders and quants to incorporate new trading products, strategies and performance enhancements. - Executing precise system adjustments from corporate actions - Programming to improving desk automation - Practical functional programming experience - Trading algorithms, strategy research, backtesting - Applied natural language parser construction - Product experience in equities, options, exchange futures - Low Latency trading systems / infrastructure - Bloomberg terminal, Excel Show less - Automated Options Market Making Desk - Development and operation of complex trading systems to ensure market making obligations are met correctly and efficiently - Continuously work with traders and quants to incorporate new trading products, strategies and performance enhancements. - Executing precise system adjustments from corporate actions - Programming to improving desk automation - Practical functional programming experience - Trading algorithms, strategy research… Show more - Automated Options Market Making Desk - Development and operation of complex trading systems to ensure market making obligations are met correctly and efficiently - Continuously work with traders and quants to incorporate new trading products, strategies and performance enhancements. - Executing precise system adjustments from corporate actions - Programming to improving desk automation - Practical functional programming experience - Trading algorithms, strategy research, backtesting - Applied natural language parser construction - Product experience in equities, options, exchange futures - Low Latency trading systems / infrastructure - Bloomberg terminal, Excel Show less

    • United States
    • Financial Services
    • 700 & Above Employee
    • Automated Trading Engineer and Supervisor
      • Nov 2008 - Oct 2010

      - Equity Long/Short Statistic Arb Shop - Day-to-day support of automated trading - Intervene to hedge where required - PnL / Position reconciliation - Programming to increase trading desk automation - Development of risk management tools

    • Software Engineer
      • Aug 2006 - Oct 2008

      Equities Derivatives Risk and Pricing.

Education

  • University of Cambridge
    BA, Computer Science
    2003 - 2006

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