Sena H.

Japanese Woman in San Francisco Bay Area| Full-Time Analyst at Amazon Alexa | University of California Santa Cruz Alumni

San Francisco Bay Area

About

4+ years of experience in Data Analysis 3+ years of experience in Business Development My skills: • Programming Language: SQL, Python, R Programming, HTML • Data Science: Data Visualization, Numpy, Panda • Development Tools: Power BI, Pivot Table, Pivot Chart, Power Pivot I am now a student studying in the Database and Data Analytics certificate program at the University of California Santa Cruz. All my past working experience, side projects, and research projects are relative to operation analytics and data analytics. In the following semester at the University of California Santa Cruz, my study will focus on Database Design, SQL Programming, Python Programming, R programming, Machine Learning, Artificial Intelligence, Data Analysis and Visualization. I am very enthusiastic about Data Science and Business Analysis. Right now, I am also open for the full time opportunity in the US. Feel free to send me a message if there is a possible opportunity.

Experience

  • Machine Learning Data Analyst at Amazon
    Jun 2022 - Present · 4 yrs 1 mo

    - Annotated natural language data and provided unique data collection and analysis for different NLU applications to resolve data ambiguities and annotation disagreements. - Dived deep into data to perform qualitative error trend analysis and collaborated with Language Engineers on annotation guidelines, tooling, and processes to drive improvements. - Automated and simplified complicated and time-consuming Natural Language Processing tasks using Python and regular expressions. - Resolved 99% of the P1 discrepancy in our language model within one day and reached the highest accuracy among all the different foreign language models in Amazon Alexa.

  • Business Analyst Intern at Wish
    Jan 2022 - Apr 2022 · 4 mos

    •Analyze the whole Japanese market to find out strategies for improving the return rates of Japanese products. •Develope strategies to lower shipping costs for hundreds of Japanese merchants. •Create visualization dashboards by Tableau to understand the efficiency of the strategy. •Researched different Asia E-commerce markets and provided insights to the Business Development teams

  • Operation Analyst at SBC Medical Group
    Sep 2019 - Mar 2021 · 1 yr 7 mos

    • Analyzed data from more than 60 customers based on the company’s business objectives and budgets. • Exceeded sales goals and led the team to develop a quarterly sales plan. • Accomplished 92% success rate of getting new customers in all the consulting sessions. • Won the Best Consultant Award several times in company-wide competitions.

  • Consultant in Dressing Department at THE TREAT DRESSING
    Apr 2017 - Dec 2018 · 1 yr 9 mos

    • Advised more than one hundred customers in a year based on the objectives, manufacture’s supply and demand, and seasonable variables. • Assisted senior-level coordinators to organize hundreds of dress and the decorations inventory. • Exceeded sale goals and won three times Annual Best Coordinator Award among all the coordinators.