Timothy Lu

Timothy Lu Email and Phone Number

Data Scientist and Software Engineer @ Truveta
Timothy Lu's Location
Kirkland, Washington, United States, United States
Timothy Lu's Contact Details
About Timothy Lu

I love uncovering the stories that data has to tell. I hope to use my mathematical and technical background to explain the world around me.

Timothy Lu's Current Company Details
Truveta

Truveta

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Data Scientist and Software Engineer
Timothy Lu Work Experience Details
  • Truveta
    Software Engineer
    Truveta Dec 2021 - Present
    Seattle Area, Washington, Us
    • Owned, designed and built Spark compatible SDK in R. Helped internal stakeholders and customers (datascientists, analysts, and clinical informaticists) migrate from JupyterHub (base R and Python) to Azure Synapse(Spark). Spark in Synapse notebooks offers major time and cost savings both internally and for our customers.• Built various SDK enhancements centered around stakeholder/user feedback, bug fixes, and Spark optimization.• Owned feature extraction service for COVID dashboards. Optimized Pyspark queries to reduce Spark operations by50%. Created custom features to handle more complex logic. Migrated service through multiple schema changes.• Drove initiative to migrate feature extraction service into Azure Synpase notebooks. Managed stakeholdercommunication and expectations, managed cross-team work and personally handled all of the associatedengineering work. Drove costs down by 75%, addressed technical debt by making processes more simple tounderstand and debug, demonstrated what an end-to-end workflow looks like in Truveta Studio with large data andspark operations.
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  • Limeade
    Data Scientist
    Limeade Oct 2019 - Nov 2021
    Bellevue, Wa, Us
    As a member of the data science team, I use statistical methods and machine learning to uncover insights about our product and personalize the experience of users.• Improved personalization by developing employer specific recommenders to A/B test against book of business Light FM model• Engineered a faster way to conduct permutation tests to determine statistically significant relationships between Limeade activities and changes in user well-being• Created richer features for ML by using word embeddings• Modeled the propensity for a user to do important actions in the Limeade app using boosted decision trees and logistic regression
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  • Limeade
    Bi Developer Intern
    Limeade Jun 2019 - Sep 2019
    Bellevue, Wa, Us
    • Created an easier tool for feature retrieval by developing Databricks/Spark ETL for a long format userfeature table• Conducted Exploratory data analysis on Salesforce objects using Clustering and TFIDF• Built Tableau dashboard with demographic filtering on customer survey/response data• Developed and managed Redshift ETL for dashboard reporting table
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  • Smt (Sportsmedia Technology Corp)
    Software Qa Intern
    Smt (Sportsmedia Technology Corp) Jun 2018 - Sep 2018
    Durham, Nc, Us
    • Engineered scripts to report discrepancies in data. • Applied statistical methods to hasten PGA tournament QA process by adjusting for constraints and statistical noise in shot time data. • Authored and integrated tests for NASCAR Team Analytics API.
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  • National Center For High-Performance Computing
    Software Development Intern
    National Center For High-Performance Computing Jul 2017 - Aug 2017
    Hsinchu, Hsinchu, Tw
    • Constructed python library to multiply 3D Computer Aided Design models for numerical analysis. • Constructed 3D shapes using CAD software.• Basic web development (PHP, Bootstrap, X3D).• Connected, collaborated and communicated with team-members from diverse backgrounds and across languages.
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  • Portland State University
    Research Intern
    Portland State University Jul 2014 - Aug 2014
    Portland, Or, Us
    • Ran tests on an operational transconductance amplifier (OTA) circuit through SPICE simulation. • Created presentation of temperature tests on a simulated OTA circuit
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  • Vernier Software & Technology
    Software Engineering Intern
    Vernier Software & Technology Jun 2013 - Aug 2013
    Beaverton, Or, Us
    • Owned and managed Buildbot build server automate unit tests. • Wrote documentation for BuildBot setup in Windows and Ubuntu. • Created Python plugin to streamline XML unit test data. • Developed Linux Shell scripts to allow Buildbot to run tests.
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Timothy Lu Skills

Python Java Swift C++ Linux Javascript Shell Scripting Xml Cascading Style Sheets Html Node.js Angularjs Sql Matlab Tableau Analytical Skills Pandas Latex Software Development R Data Analysis Statistics Machine Learning Signal Processing Pca Ubuntu Apache Spark Azure Databricks Data Science Statistical Data Analysis Technical Data Analysis Relational Databases Algorithms Databases Xcode Data Mining Exploratory Data Analysis Computer Science Cluster Analysis

Timothy Lu Education Details

  • University Of Washington
    University Of Washington
    Applied Computational Math Sciences (Data Science And Statistics)

Frequently Asked Questions about Timothy Lu

What company does Timothy Lu work for?

Timothy Lu works for Truveta

What is Timothy Lu's role at the current company?

Timothy Lu's current role is Data Scientist and Software Engineer.

What is Timothy Lu's email address?

Timothy Lu's email address is lu****@****pdx.edu

What schools did Timothy Lu attend?

Timothy Lu attended University Of Washington.

What skills is Timothy Lu known for?

Timothy Lu has skills like Python, Java, Swift, C++, Linux, Javascript, Shell Scripting, Xml, Cascading Style Sheets, Html, Node.js, Angularjs.

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