Chen Dai
Senior Software Engineer at OpenSearch Project
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolChen Dai is a Senior Software Engineer based in Seattle with a decade-plus track record designing and delivering high-performance backend systems for finance, e-commerce and large-scale open-source search projects. He specializes in Java and distributed systems—web applications, SOA, distributed cache, data grids and NoSQL—and has driven core features like hash join and window functions for OpenSearch/OpenDistro’s SQL engine and JDBC/ODBC integrations. At Amazon/OpenSearch and previous roles at JD.com and Neusoft he led architecture and hands-on development that yielded measurable gains (e.g., a 60% IMDB performance improvement) and incubated cache/cloud products using Netty, Raft and Redis. An active OSS contributor, Chen has helped migrate and harden SQL drivers for the OpenSearch community and maintains a popular tech blog with 2M+ visits; he also holds national patents related to Nginx and Redis innovations.
7 years of coding experience
7 years of employment as a software developer
Master's degree, Computer Science, 3.73/4, Master's degree, Computer Science, 3.73/4 at Stony Brook UniversityBachelor's degree, Network Engineering, Bachelor's degree, Network Engineering at Dalian University of Technology
English, Chinese
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (17)
opensearch10
amazon-elasticsearch10
odbc10
jdbc10
java10
javas10
elasticsearchquery10
aws-elasticsearch10
elasticsearch10
error-handling10
elasticsearch-api10
apidoc9
sql9
api9
refactoring9
Programming languages (7)
Github contributions (5)
opendistro-for-elasticsearch/sql
Aug 2018 - May 2021
🔍 Open Distro SQL Plugin
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 releases, 173 reviews, 149 commits in 2 years 9 months
Contributions summary:Chen contributed to fixing issues related to index patterns for the JDBC format, focusing on resolving bugs in data retrieval and schema mapping. Their work involved modifying code across multiple Java files to improve error handling, including the implementation of more informative error messages and checks for missing elements. The user also made updates to code configuration and dependencies.
sqlelasticsearch-pluginelasticsearchdistrojava
opensearch-project/sql
Apr 2021 - Jan 2023
Query your data using familiar SQL or intuitive Piped Processing Language (PPL)
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 releases, 1027 reviews, 99 commits in 1 year 9 months
Contributions summary:Chen's commits primarily focused on migrating the JDBC and ODBC drivers to OpenSearch. This involved renaming and refactoring various files, classes, and functions to align with the OpenSearch naming conventions. The user also contributed to updating the codebase for API compatibility and aligning dependencies. Furthermore, the commits involved replacing legacy components like Kibana and OpenDistro with their OpenSearch counterparts.
querylanguage-processingsqlintuitiveppl
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