Tianchen(David) Cai
San Mateo,CA
Summary
Results-oriented Software Engineer with good business sense and comfortable switching between architecture, design and implementation. Experienced at working in teams or self-directed environment. Eager to contribute share my programming expertise and motivation to people.
Overview
6
6
years of professional experience
Work History
Senior Software Engineer
OT Technology Inc.
San Francisco, California
01.2022 - Current
- Work for the Data Discovery classification core team to develop a market-leading classification engine to power Data Discovery.
- Directed the implementation of Classification V2 to boost entity detection accuracy with Java and Rust.
- Created high-accuracy models for entity classification through thorough research and testing.
- Holds candidacy for 2 patents (US20240070319A1).
- Implemented effective strategies, significantly decreasing product support requests.
- Enhanced team output by mentoring less experienced developers.
Senior Data/Software Engineer
FIS Global
San Francisco, California
09.2021 - 01.2022
- Maintained and enhanced the file ingestion system infrastructure on AWS, ensuring that it is reliable and efficient.
- Designed and developed API endpoint monitors to detect and alert any failures in APIs at runtime, improving the overall stability and performance of the system.
- Automated and improved code testing strategies on Jenkins, enabling faster and more accurate code testing.
- Designed and developed a new data pipeline using AWS, DynamoDB, and Data Brick Spark, improving data processing efficiency.
- Designed and developed RESTful APIs, improving the accessibility and usability of the system.
- Refactored complex code to improve its readability, decoupling the complexity and increasing code reusability.
Software Engineer
OneTrust LLC
Sandy Springs, GA
06.2020 - 09.2021
- Work for Data Discovery classification core team, which is responsible for the development and maintenance of the company's most valuable product.
- Designed and implemented file scanners micro service for different data sources, and optimized the scanner to handle large-scale problems, resulting in improved data processing efficiency by 50%.
- Developed post-processor algorithm and enhanced classification models, resulting in improved accuracy and performance of the data discovery classification engine.
- Developed and deployed an NLP model (Bert) as a Python microservice, resulting in faster and more accurate analysis of text data.
- Developed internal tools to simplify and standardize daily work procedures, resulting in a 30% increase in team productivity
Software Engineer (Intern)
Agilysys Inc
Alpharetta, GA
05.2019 - 08.2019
- Developed a chatbot that integrated Azure Bot Service into our SMS service, leveraging NLP and data mining technologies to improve the user experience.
- Reduced response times in text message communication, resulting in a faster and more efficient communication process.
- Designed and implemented efficient RESTful APIs and backend algorithms in C#, using asynchronous multithreading programming techniques.
- Managed the database and implemented stored procedures to ensure data integrity and optimal performance.
Education
Master of Science - Computational Science & Engineering
GEORGIA INSTITUTE OF TECHNOLOGY, College of Computing
05.2020
Master of Science - Aerospace Engineering, Turbulence, Computational Fluid Dynamics
GEORGIA INSTITUTE OF TECHNOLOGY, College of Engineering
05.2018
Bachelor of Science - Aerospace Engineering, Computational Fluid Dynamics, Combustion
GEORGIA INSTITUTE OF TECHNOLOGY, College of Engineering
05.2016
Skills
- Java, Rust, Python, C#, Matlab ,C/C, Scala, Terraform
- Databricks Spark, Kafka, Docker
- Spring-Boot, OData, Flask, Cucumber, Selenium
- Dagger 2, Hibernate, ORM
- AWS (S3, Lambda, EC2, DynamoDB, API GateWay, and so on)
- Azure (Kubernetes, MsSQL, Blob Storage and so on)
- MSSQL, MySQL, Postgres, DynamoDB
- Data-pipeline
- Machine Learning
- Data Analysis
- Performance and scalability optimization
- Advanced computer programming
Timeline
Senior Software Engineer
OT Technology Inc.
01.2022 - Current
Senior Data/Software Engineer
FIS Global
09.2021 - 01.2022
Software Engineer
OneTrust LLC
06.2020 - 09.2021
Software Engineer (Intern)
Agilysys Inc
05.2019 - 08.2019
Master of Science - Computational Science & Engineering
GEORGIA INSTITUTE OF TECHNOLOGY, College of Computing
Master of Science - Aerospace Engineering, Turbulence, Computational Fluid Dynamics
GEORGIA INSTITUTE OF TECHNOLOGY, College of Engineering
Bachelor of Science - Aerospace Engineering, Computational Fluid Dynamics, Combustion
GEORGIA INSTITUTE OF TECHNOLOGY, College of Engineering
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