• Contributed on AB Testing development for AI Services of smart home appliances• Developed data pipeline that run daily on Airflow using PySpark• Transformed data from HDFS to AWS S3 for model training• Maintained chart component for analytical dashboard using ReactJS• Managed to increase 10% software quality score on test coverage

• Perform incentive calculation for Collection and Operation team• Generate portfolio-related report• Identify impacted tables for system migration• Helped other teammates a bit here and there

• Manage to deliver 15+ daily and monthly reports/dashboards on time for 97.5% in 2023• Rewrite cleansing procedures, create mapping table, add multiple preventive data validation and checking for SLIK OJK, saving potentially up to 2 working days while manage to improve its accuracy• Perform ETL task and contribute in Datamarts development for Tableau• Eliminate manual process by creating automation report from retrieving data until delivering the report to user using Python and SQL Server Agent, saving more than 7 working hours per month• Improve query performance which reduce around 93.75% execution time by analyzing script, simplifying query logic, and migrating table• Successfully deliver 50+ ad hoc data request for critical stakeholder within SLA in 2023

• Integrate internal payment service to DBS RTOL transaction using Java Spark• Set up monitoring and alerting trigger on Grafana, Kibana, and Slack• Built dashboard for measuring service performance on Metabase• Implemented frontend component for back office using React.js• Maintained static API documentation page using Slate• Responsible for new end-to-end 3rd party API integration which account over 50% new payment channel alternative

• Assistant for Introduction to Information and Technology• Taught and helped students for coding basic Python• Grading students source code

• Conducted a research on avoiding timeout at AWS Lambda microservice architecture• Optimized Checkout & Cart Service by at least 2-3 second using the nature of asynchronous Bluebird Promise Node.js• Wrote script to simulate checkout process performance for large quantities item• Developed Frontend component for localization using Vue.js• Chosen by fellow tech intern as the representation of SDE intern to share knowledge & experience during internship in front of C-Level