David Chan Email & Phone Number

San Mateo, Ca, Us

San Francisco Bay Area

Development/Operations (DevOps)• Played a key role in the seamless migration of media storage and workflow system to EditShare/AirFLOW, implementing Python scripts to customize workflow automation.• Ensured the operational integrity of PRN’s media distribution networks through automated monitoring and data collection and analysis.• Maintained AWS cloud computing infrastructure and CI servers to ensure stable development and production environments.• Implemented the provisioning… Show more Development/Operations (DevOps)• Played a key role in the seamless migration of media storage and workflow system to EditShare/AirFLOW, implementing Python scripts to customize workflow automation.• Ensured the operational integrity of PRN’s media distribution networks through automated monitoring and data collection and analysis.• Maintained AWS cloud computing infrastructure and CI servers to ensure stable development and production environments.• Implemented the provisioning of production servers using puppet.Software Development• Major contributor on the next gen LIFT platform, a convenience store checkout solution with Point of Sale (POS) system integration for context-relevant promotions and monetization. • Helped built a new development team to develop the next gen LIFT platform on an aggressive schedule.• Successfully ported LIFT player code to an Android tablet with limited RJ45 serial ports by utilizing available USB ports to interface with serial POS peripheral devices.• Served as development liaison to sales, operations, and support teams to promote collaboration.• Resolved ahead of schedule all major 4K video synchronization and playback issues with BrightSign’s newly developed 4K media players, enabling a successful rollout to hundreds of retail stores on a major PRN media distribution network.• Contributed to the design and enhancement of the dynamic media engine using Amazon Web Services (AWS) Simple Workflow Framework to provide scalability and fault-tolerance and to increase the message throughput. Test Automation• Automated testing using Python Nose framework to streamline the release process and to improvethe quality of the company’s media scheduling and distribution system. • Streamlined the test automation environment by converting Python test automation tools into Linuxdaemon.Special Projects• Engaged in the research and POC development for new business opportunities. Show less

Led a team of 3 engineers to design and develop a suite of multi-threaded server-side and client-side tools to normalize and to catalog petabytes of historical market tick data from hundreds of exchanges for data warehousing and for distribution to clients. Managed the development of the time series API for Eikon, Thomson Reuters’s flagship market data desktop, with teams in multiple geographical locations.Integrated QuickFIX protocol into Velocity Analytics, a high-performance big data… Show more Led a team of 3 engineers to design and develop a suite of multi-threaded server-side and client-side tools to normalize and to catalog petabytes of historical market tick data from hundreds of exchanges for data warehousing and for distribution to clients. Managed the development of the time series API for Eikon, Thomson Reuters’s flagship market data desktop, with teams in multiple geographical locations.Integrated QuickFIX protocol into Velocity Analytics, a high-performance big data tick capture andanalytics engine, to add FIX connectivity for the ingestion of FIX messages.• Exceeded product requirement on the throughput for historical tick data normalization, and alsoachieved excellent data integrity.• Praised by the management for getting up-to-speed quickly on the time series API development,and managed the transition of this additional responsibility smoothly.• Hands-on management style, with continual involvement in code development. Show less

Contributed to the design and development of high-throughput, multi-threaded feed handlers to ingest time series market data from live feed (ACTIV and TBF) into Velocity Analytics, with a keen focus on maximizing data throughput and minimizing data latency.• Significantly improved the ease of custom feed handler development by clients with the creation of an easy-to-use C++ API as part of the feed handler development toolkit.• Improved customer satisfaction by proactively monitoring… Show more Contributed to the design and development of high-throughput, multi-threaded feed handlers to ingest time series market data from live feed (ACTIV and TBF) into Velocity Analytics, with a keen focus on maximizing data throughput and minimizing data latency.• Significantly improved the ease of custom feed handler development by clients with the creation of an easy-to-use C++ API as part of the feed handler development toolkit.• Improved customer satisfaction by proactively monitoring feed protocol changes and providing timely feed handler updates. Show less

Team Management• A team leader, managing a team of engineers to provide a high caliber of client support for the Trading Room System (TRS) and the Telerate Connect Toolkit (TCT) API, in C++, Java and COM. TRS is a multi-platform, high-throughput, client-server messaging middleware which provides real-time financial market data abstraction, distribution and services, and it uses the producer/consumer model for data source integration. TCT API provides an easy-to-use, object-oriented… Show more Team Management• A team leader, managing a team of engineers to provide a high caliber of client support for the Trading Room System (TRS) and the Telerate Connect Toolkit (TCT) API, in C++, Java and COM. TRS is a multi-platform, high-throughput, client-server messaging middleware which provides real-time financial market data abstraction, distribution and services, and it uses the producer/consumer model for data source integration. TCT API provides an easy-to-use, object-oriented interface for clients and third-party developers to write custom producer, consumer and monitoring applications on top of the TRS platform.• A contact person for all office operations, facilitating various activities to ensure a productive office environment with uninterrupted services.Lead Support Role • With even greater decision-making responsibility, continued in a technical leading role in the Client Support Group. (Please see the previous work experience at Moneyline Telerate for the role description.)• Managed and provided technical leadership in an application migration project for a major client, porting and re-writing various applications from the TRS platform (using TCT API) to the Reuters Market Data System (RMDS) platform (using RFA and SFC API). The project was completed on time with full client satisfaction.• Managed and provided technical leadership in implementing a proof-of-concept for enhancing the Reuters Tick Capture Engine (RTCE) with a SQL query interface. Show less

Toolkit API Programming• Implemented data permissioning and session management in TCT C++ API.Lead Support Role • A support lead in the Client Support Group, providing 2nd-tier support for TRS and 1st-tier support for TCT API; responsible for ensuring promptness in response and problem resolution, and coordination of software patch releases.• Interfaced with the TRS/TCT development team to provide feedbacks on customer requirements, and to ensure integration of… Show more Toolkit API Programming• Implemented data permissioning and session management in TCT C++ API.Lead Support Role • A support lead in the Client Support Group, providing 2nd-tier support for TRS and 1st-tier support for TCT API; responsible for ensuring promptness in response and problem resolution, and coordination of software patch releases.• Interfaced with the TRS/TCT development team to provide feedbacks on customer requirements, and to ensure integration of software fixes into future product releases.• Interfaced with the development/support team for Active8, a Windows GUI application, which runs on top of TRS/TCT and provides a rich set of data display features. The two teams work closely together to ensure responsive support issue resolution and a coherent set of products. Show less

System Programming• A technical lead in a group of 5 engineers tasked with enhancing the current data entitlement system to support “positive” data permissioning and permissioning on individual news data headlines (BridgeFeed & Reuters News2000).• A project lead to implement a Java web interface for administering the current BTRS data entitlement system, to improve ease of administration.Visual Basic Programming• Designed and implemented a Windows GUI application… Show more System Programming• A technical lead in a group of 5 engineers tasked with enhancing the current data entitlement system to support “positive” data permissioning and permissioning on individual news data headlines (BridgeFeed & Reuters News2000).• A project lead to implement a Java web interface for administering the current BTRS data entitlement system, to improve ease of administration.Visual Basic Programming• Designed and implemented a Windows GUI application interfacing to the existing BTRS (formerly TTRS) data entitlement server. Show less

Web Programming• Designed and implemented a client Java API for the TTRS Platform, with a strong emphasis on object-oriented programming. Thorough on-line documentation was provided using javadoc utility.GUI Programming• Designed and partially implemented Motif drag-n-drop for all TTRS applications, providing a consistent drag-n-drop interface to the financial data applications.• Enhanced an object-oriented GUI charting application (using C and X/Motif).•… Show more Web Programming• Designed and implemented a client Java API for the TTRS Platform, with a strong emphasis on object-oriented programming. Thorough on-line documentation was provided using javadoc utility.GUI Programming• Designed and partially implemented Motif drag-n-drop for all TTRS applications, providing a consistent drag-n-drop interface to the financial data applications.• Enhanced an object-oriented GUI charting application (using C and X/Motif).• Part of a team internationalizing (I18N) TTRS; major contribution in font selection and text display.• Led the project to port the entire TTRS from Motif 1.1.x to Motif 1.2.x.System Programming• Single-handedly ported the entire TTRS from IXI X.desktop to CDE (Common Desktop Environment), resolving major design issues and preserving existing functionality.• Ported the entire TTRS to Solaris 2.4 as a beta release.• Provided various supports to the Platform Group (e.g., designed and implemented a session library for an interactive data source producer).Development Process• Assumed responsibility for the software test and release builds overnight as an additional task for a few months, and provided thorough training to the new build person.• Volunteered to serve as the chairperson for the Process Group, worked on various issues including development process, specification format standardization, and evaluation of and design for integrating ClearCase software management system into the development and build environment. Show less

• Supported trusted distribution design and implementation.• Designed, documented, implemented, and tested encryption device driver and Ethernet device driver.• Supported overall kernel development.• Provided guidance and assistance to new engineers.• Consolidated and simplified the kernel acceptance testing environment.• Developed code for and coordinated kernel QA testing.