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Pengwei Cui

Pengwei Cui

Experience data engineer/python developer

Software Engineer & Data Scientist at ComboCurve

Open to Remote
Open to Relocation
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    Background

    Experienced software engineer with extensive expertise in both data engineering and data science. With a solid foundation in computer science and a deep understanding of data manipulation, analysis, and transformation, I bring a unique blend of technical proficiency and analytical prowess to every project I undertake.


    Job experience

    • June 2020 -
      Software Engineer & Data Scientist
      ComboCurve
      Houston, TX, USA

      Software Development
      ● Served as a back-end developer, contributing to the design and implementation of enterprise-level web applications.
      ● Architected, constructed, and deployed cloud functions to enhance the speed and efficiency of the company's data
      analytics tools, enabling rapid processing and analysis of user data.
      ● Engineered APIs that reduced processing and analysis time for oil and gas production data from 1 million wells by 90%.
      ● Enhanced efficiency, accuracy, and scalability of the forecast engine through modular design and requirement analysis.
      ● Created and implemented unit tests for more than 20 applications to ensure quality assurance.
      ● Possessed extensive experience in Agile/Scrum software development life cycle and proficiency in CI/CD workflows.
      Data Engineering
      ● Designed and built ETL pipelines for 100+ enterprise clients to generate technical reports and statistical analysis results.
      ● Conceptualize and implement scalable, automated, and user-friendly solutions for statistical analysis and prediction.
      ● Designed queries to retrieve and combine data from MongoDB and BigQuery and improved query performance.
      ● Architected high-performance models to accelerate the analysis of 25k wells, reducing 30% computational time.
      ● Established knowledge bases and scripts, flattening user learning curve and improving user experience.
      Data Science
      ● Led cross-functional data science projects in developing statistical methods on customer data, responsible for designing
      experiments and conducting simulations to generate new data in support of analytic studies.
      ● Built predictive models and outlier detection algorithms by utilizing regression analysis and differential evolution.
      ● Conducted exploratory data analysis to enhance quality control processes and designed tools for statistical reporting.


    Education

    • University of Michigan, Ann Arbor
      Master
      2018 - 2020
      Master of Science in Industrial Engineering, data analytics and data science track