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Russell Avdek, SQL Developer in Oakland, CA, United States
Russell Avdek

SQL Developer in Oakland, CA, United States

Member since October 11, 2018
I help improve businesses using data. This often means empowering data-driven decision making, process automation, and optimizing performance through analysis, engineering, and the development of intelligent systems. I have 6 years of industry experience working with data science, engineering, product, and marketing teams and love working collaboratively to achieve big-impact results which delight customers and business partners.
Russell is now available for hire

Portfolio

  • Sonder
    Python, Redshift, AWS, Heroku, Machine learning, Jenkins, Flask, JavaScript
  • Stitch Fix
    Python, Spark, AWS, Machine learning, Flask
  • Rentpath
    Python, Docker, Jupyter, Optimizely

Experience

  • Python, 6 years
  • Pandas, 6 years
  • SQL, 6 years
  • Scikit-learn, 5 years
  • Flask, 3 years
  • AWS S3, 3 years
  • Redshift, 3 years
  • Spark, 3 years
Oakland, CA, United States

Availability

Part-time

Preferred Environment

Python

The most amazing...

...system I've build was client-stylist matchmaking at Stitchfix. Similar to Uber matching riders and drivers but for personal stylists.

Employment

  • Lead Data Engineer

    2018 - 2018
    Sonder
    • Built data warehouse, scheduler, and tooling for analysts and data scientists to publish pipelines and ML models.
    • UX researched, designed, and built a web app which uses anomaly detection and data visualization to improve workflows of analysts.
    Technologies: Python, Redshift, AWS, Heroku, Machine learning, Jenkins, Flask, JavaScript
  • Data Scientist

    2015 - 2017
    Stitch Fix
    • Developed 2-sided marketplace optimization engine with two engineers which put into production an ecosystem of ML models and fed their outputs to a system owned by applications engineering teams.
    • UX researched, designed, and built web applications to be used by operation teams which monitor the performance of their reports.
    • Developed a platform for data scientists to develop and execute CRM experiments. Used the platform to deploy experiments which had a critical impact on user growth and retention in partnership with marketing and design teams.
    • Developed a number of ML models to predict customer behavior and their interactions with marketing and promotional campaigns.
    Technologies: Python, Spark, AWS, Machine learning, Flask
  • Data Scientist

    2014 - 2015
    Rentpath
    • Managed deployment of front-end user experience experiments, organizing collaboration between product, engineering, and analytics teams.
    • Planned UX experiments and performed analysis to understand user behavior and contextualize impact of product changes for PMs.
    • Developed tooling (such as containerized coding environments) to improve the workflow of data scientists.
    Technologies: Python, Docker, Jupyter, Optimizely
  • Data Scientist

    2013 - 2015
    Zoosk
    • Lead an analysis to understand the key causes of user chum and providing associated product recommendations.
    • Collaborated with UX researchers to understand customer segmentation according to attitudinal and user-behavioral data.
    • Designed market research surveys and analyzed their results to better understand public sentiment around our product and our competitors and its variation over time.
    • Mined user behavioral data to produce data stories for PR. My data stories have appeared in Good Morning America, Business Insider, and TIME.com among many others.
    • Created statistical models to understand the efficacy of offline marketing campaigns and PR events.
    Technologies: Python, SQL

Experience

  • Professional Profile Miner (Development)

    Developed web scrapers which would mine employment data from job listing websites with the intention of creating a data product for recruiters. This data was used to model recruiting and employment cycles and employees and employers. Technologies used: Python, Selenium, PostgreSQL, and machine learning.

Skills

  • Languages

    Python, SQL, JavaScript
  • Libraries/APIs

    Scikit-learn, Pandas
  • Frameworks

    Flask, Spark, Django
  • Storage

    Redshift, PostgreSQL, Redis, AWS S3

Education

  • Ph.D. in Mathematics
    2008 - 2013
    University of Southern California - Los Angeles, CA
  • Bachelor of Science degree in Mathematics
    2004 - 2008
    Stony Brook University - Stony Brook, NY
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