Yahui Chang

Yahui Chang Email and Phone Number

2X AWS Certified | Data Engineer @ Softech, Inc.
Yahui Chang's Location
United States, United States
Yahui Chang's Contact Details

Yahui Chang work email

Yahui Chang personal email

n/a
About Yahui Chang

Yahui Chang is a 2X AWS Certified | Data Engineer at Softech, Inc.. They possess expertise in python, microsoft office, r (programming language, machine learning, aws and 3 more skills.

Yahui Chang's Current Company Details
Softech, Inc.

Softech, Inc.

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2X AWS Certified | Data Engineer
Yahui Chang Work Experience Details
  • Softech, Inc.
    Data Engineer
    Softech, Inc. Feb 2023 - Present
    Elkridge, Md, Us
  • Envestnet, Inc
    Data Engineer
    Envestnet, Inc Jan 2022 - Jan 2023
    Berwyn, Pennsylvania, Us
    • Collaborated with the DataOps team to build and maintain the ELT data pipeline to onboard unstructured data by transforming it to consumable format as per the business requirements• Data Extraction: Automated file extraction process to extract relevant data and move to the desired location by using AWS Step Function, Lambda, and DynamoDB• Data Transformation: Implemented data mapping logic to match accounts and clients across custodian, firm, and transaction data using pySpark and SQL• Data Loading: Facilitated in exporting the transformed data with required formats by configuring AWS DynamoDB table as part of the file exporter solution using Terraform• Improved the efficiency of batch ELT pipelines by simplifying workflow in Apache Airflow through scheduling CRON jobs and implementing TaskGroups• Facilitated Data Quality team in validating and solving data issues by writing SQL queries.
  • Envestnet, Inc
    Data Analyst Intern
    Envestnet, Inc Jun 2021 - Dec 2021
    Berwyn, Pennsylvania, Us
    • Optimized PowerBI dashboard by migrating data manipulation steps for a 16GB dataset from PowerBI query editor to AWS Athena, leading to a decrease in loading and refreshing time• Replicated the PowerBI dashboard in Tableau and AWS Quicksight, and facilitated the operation team to document pros and cons of different visualization tools• Collaborated with another 3 interns to launch a data literacy training series that introduces Datalake architecture, ETL process, and uses cases of different types of data in asset management industry
  • Nanjing Guotu Information Industry Co., Ltd (Gtmap)
    Software Engineer Intern
    Nanjing Guotu Information Industry Co., Ltd (Gtmap) Jun 2019 - Sep 2019
    • Built an automatic Continuous Integration/Continuous Deployment(CI/CD) pipeline to deploy an Introduction website from Git repository to target AWS EC2 servers automatically• Leveraged AWS CloudFormation Stacks(Application Load Balancer, Security Group, Network Setting, Inbound/Outbound policy etc.) to automatically configure target deployment AWS EC2 servers

Yahui Chang Skills

Python Microsoft Office R (Programming Language Machine Learning Aws Tableau Powerbi Sql

Yahui Chang Education Details

  • University Of Maryland
    University Of Maryland
    Information Systems
  • Boston University
    Boston University
    Computer Science

Frequently Asked Questions about Yahui Chang

What company does Yahui Chang work for?

Yahui Chang works for Softech, Inc.

What is Yahui Chang's role at the current company?

Yahui Chang's current role is 2X AWS Certified | Data Engineer.

What is Yahui Chang's email address?

Yahui Chang's email address is ya****@****net.com

What schools did Yahui Chang attend?

Yahui Chang attended University Of Maryland, Boston University.

What skills is Yahui Chang known for?

Yahui Chang has skills like Python, Microsoft Office, R (Programming Language, Machine Learning, Aws, Tableau, Powerbi, Sql.

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