BRIDGENET INTERNATIONAL - A Tetra Tech Company,  Newport Beach, California
  Senior Software Engineer
‍    June 2019 - Present

• Develop new features for our geospatial analysis, 3D visualization, and mapping tool ‘Volans’. Improved overall usability and system performance for modeling and animating flight procedures.  Developed using Java and NASA Worldwind forDesktop, and CesiumJS for Web
• Federal AviationAdministration (FAA) software development - developed a web-based 3D globe storytelling platform for educating the public on how flight procedures & airspace operate at different airports. Developed an authoring component that enables FAA & aviation stakeholders to craft dynamic aircraft animation sequences paired with text. Developed the presentation website which allows end-users (the public) to experience real-time cinematic text & animation sequences of planes flying a procedure. Developing using Worldwind and CesiumJS.
• Developed processing code to visualize aeronautical (AIXM) data including 3D airspaces, buildings, & structures. Developed an object manager making it easy for users to filter and manage hundreds of 3D objects on the screen.
• Developed new functionality for drawing vector-based flight paths via point & click. Allow for precise definition & editing of arcs and segments. Prepared modeled tracks for analysis by feeding them into FAA aircraft emissions analysis software.
• Aerial Flight track data cleansing & correlation. Developed cleansing methods to remove surface points from aerial tracks, split conjoined tracks, and identify flight paths that overlap in time & space. Developed methods to correlate flight radar tracks to other time-based datasets.
• Los Angeles WorldAirports, Public Noise Portal project. Designed interactive data analytics dashboards and heat maps of noise complaint data. Designed custom base maps to highlight LA neighborhoods. Developed with PowerBI.
• Developed collaboration and sharing functionality intoVolans allowing users to easily share aeronautical data, imagery and geographical scenarios between user accounts and organizations.

GAMECHANGERS & UC IRVINE - Capstone project for Master of Human Computer Interaction & Design
  UX Research Lead
‍    March 2018 - Sept 2018

• A collaborative design project between ZOTT, UCIrvine, & the Gamechangers Charity. ZOTT is a streaming content & entertainment platform designed to be used exclusively by hospitalized children. Member of a 6-person distributed design team that worked with VP of Product at ZOTT to design new parental controls & parent onboarding experience.
• Lead a team of two researchers. Created a thorough competitive analysis report. Conducted interviews with hospital staff to evaluate existing product usage & challenges. Designed & deployed online questionnaires to parents to understand their habits, concerns & priorities surrounding technology and their children. Formulated long and short-term recommendations to the client to improve adoption.
• Collaborated with a UX designer to create an interactive High-Fidelity prototype of the final concept.
• Lead final usability study for the new concept prototype. Planned & executed a remote unmoderated usability study on UserTesting.com. The study yielded a ‘System Usability Scale’ score, an industry-recognized usability metric, of 94, indicating a positive user experience. Surfaced valuable insights raised by participants regarding cost, surveillance, and privacy to ZOTT stakeholders.

NEXA TECHNOLOGIES,  Irvine,  California
  Software Engineer III
‍    2004 - 2017

• Member of a team which developed a distributed financial trading platform that allowed brokers and individual traders to manage retirement and high net worth accounts. Created software that was part of real-time, multi-language and multi-currency day-trading system.
• Developed Windows desktop-based GUIs and backend processing to handle order flow for a variety of instruments & order types including stocks, options, & mutual funds. Designed, coded, and maintained real-time portfolio & order management displays. Wrote performant front and back end code designed to handle high-frequency price changes. Developed using C++ and the Qt toolkit.
• Developed and maintained high-performance, low-latency, data feed processors for ingestion of real-time quote data from stock exchanges including NYSE, Nasdaq, and CBOE. Data were displayed to the end-user enabling them to make time-critical decisions. Developed using Java.
• Wrote news processor application for new news data provider in one month, replacing old news data provider. Facilitated seamless cut over and delivered enhanced news functionality to end users.