Richard Chen
Founder of Stealth
Richard Chen
Founder of Stealth
San Francisco, California
Overview
Work Experience
Founder
2024 - Current
Every journey starts with the first step, and in this case, starts with the initial product. Constant iteration is the only moat. TypeScript React, React Native Vite Firebase GCP FastAPI
US eCommerce Traffic data lead
2023
Data model and architecture construction to best serve business and product and bring faster iterative loops.
Founder
2021
Angel Investor
2021
10xAR Windup Minds Uniswap Eigenlayer Sundial Kippo RudderStack You.com Blockdaemon Aesthetic Ignition Warpfy LOANtuitive Obviously AI BukuWarung OlaClick Contraline EarthSense Upstock Chaldal
Venture Partner
2021 - 2024
Staff Software Engineer
2021 - 2021
Creating a scalable data platform to support petabytes of data. The responsibilities include various aspect of data, infrastructure, and devops. Apache Airflow Apache Spark Apache Druid Apache Kafka Apache Hive Apache Hadoop Apache Ranger Kubernetes Docker Terraform Chef AWS Suite (EMR, ECR, EC2, Athena, Glue, Zeppelin etc) Golang Scala Python
Senior Data Engineer
2020 - 2021
Solving privacy issue for compliance with GDPR, European Privacy Directive etc. Pipeline (Apache Airflow) Apache Spark (Streaming, ML, Data pipelining) Hive Hadoop Data Infrastructure Flask Async IO Multiprocessing REST API Kubernetes Docker AB testing
Senior Data Engineer
2019 - 2020
Pipeline (Apache Airflow) Apache Spark (Streaming, ML, Data pipelining) Hive Hadoop Data Infrastructure Flask Async IO Multiprocessing REST API Kubernetes Docker AB testing
Staff Data Scientist
2018 - 2019
Software Engineering: Apache Airflow Apache Spark Apache Kafka Redis Real Time Detection System Data Science: Modeling Analysis and insights
Senior Software Engineer
2018 - 2018
Software Engineering: - Created a bot on AWS Lambda, StepFunction, AWS SNS to automatically deploy, test, and report the status of deployment. - Created NodeJS scripts to handle app data to db ingestion. - Created NodeJS to handle API calls for recipes recommendation results. Machine Learning: - Created a recommendation engine leveraging an unsupervised learning algorithm running on Spark/Hadoop to tackle cold-start problem. - Created a Artificial Neural Network classification model that predicted MoM user churn to 98.5% accuracy. Productionalized on AWS SageMaker with Docker. - Created content and collaborative filtering algorithm to generate personalized recommendation based on Spark and deployed to AWS EMR. Data Engineering: - Created analytics detection infrastructure and alerts - Created SFDC connector to Redshift database - Created Redshift connector to S3 - Created API connector to Redshift - Created API connector to Totango - Created API connector to Qualtric Data Science: - Created the first AB testing platform for the team Security: - Implemented cryptography to data storage Technology: -Jupyter Notebook - Spark - DynamoDB - AWS Cloudformation - AWS Redshift - AWS ECS - AWS Lambda Function - AWS Step Function - Airflow - Looker Languages: - Python - Node.js - SQL
Data Scientist
2018 - 2018