Data Analyst Engineer

Yincheng (Johnny) Mao

San Francisco Bay Area Tel: +1-702-***-**** E-mail: **********@*****.***

EDUCATION

University of California, San Diego Dec 2019

M.S. in Financial Engineering, minor in Computer Science 3.5/4.0 Northeastern University July 2018

B.S in Bioengineering

TECHNICAL SKILLS

• Programming Languages: Java, Python, JavaScript, SQL, Go

• Database/Big Data Engineering: MySQL, MongoDB, Spark

• Web Development: Django, Flask, AngularJS, JQuery, HTML & CSS, React WORK EXPERIENCE

Walmart – Data Analyst Jul 2020 – present

• Building automated dashboards with core business metrics and visualization to drive market growth

• Designing product-driven algorithms and metrics to measure user engagement and product success

• Implementing escalation analysis model to mitigate market risk and improve customer satisfaction Fova Energy – Software Engineer Jun 2020 – present

• Constructing AWS based End-to-End customerized data analysis tool for enterprise customers

• Building data ingestion pipeline from scratch using AWS lambda, S3 and hosting model on EC2

• Designing and implementing new web application components to enable user customization on machine learning productionization. (Flask, JS)

Allume – Data Scientist Nov 2019 – Apr 2020

• Creating data engineering pipelines(Dash/Spark/Python) to deliver high-quality reporting dashboards to drive business decisions

• Utilizing machine learning models(RM, NLP) to analyze customer behaviors for recommendation and prioritization across business units

• Investigating inference of implicit interest for inactive customers based on multiple data source integration improving conversion rate

American Express – Data Analyst Intern Mar 2018 – Jun 2018

• Providing data-driven decision insights into service provider choices using Tableau to analyze customer data

• Building data analytics pipelines and product/feature prototypes for product improvement

• Using Airflow to author workflows as directed acyclic graphs (DAGs) of tasks PROJECTS

Job Search and Recommendation

• Designing a web application for users to search positions and apply online(Html, CSS, JS)

• Implementing RESTful APIs to retrieve job descriptions using Github API and stored data in MySQL on Amazon RDS for better simplicity and scalability

• Improving personalized job recommendation based on search history and favorite records Django and React based Online shop

• Creating a Django full stack web application with key functionalities of user signup, authentication, authorization and purchase

• Implementing Django views to handle different web requests by manipulating models and rendering templates

• Designing the front end interface using Django templates, Bootstrap, JavaScript, React CREDENTIALS

• Excellent undergraduate in Liaoning Province (Top 1%) (2018), Honorable Mention in Mathematical Contest in Modeling. (2017)

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