Rocky Jin
Co-Founder at EMQ Technologies Co., Ltd.
Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolRocky Jin is a seasoned software entrepreneur and engineer with a decade of experience building cloud and edge systems from Beijing. As Co-Founder of EMQ Technologies and founder of xmeter.net, he has hands-on experience delivering high-scale performance testing and messaging/IoT infrastructure. His past roles at IBM span solution architecture, DevOps and product leadership, giving him a rare blend of systems architecture and product delivery skills across streaming, big data, and mobile rollout solutions. An active open-source contributor, Rocky has implemented core features in lf-edge/ekuiper (edge stream processing) and built UI/backend functionality for emqx’s MQTT JMeter plugin, demonstrating full-stack depth. He combines startup grit with enterprise-grade engineering discipline and a practical focus on measurable scalability.
10 years of coding experience
16 years of employment as a software developer
Bachelor's Degree, Bachelor's Degree at Nankai University
Github Skills (11)
mqtt10
json10
javas10
go10
data-streaming10
sql10
java10
mqttnet10
ui-design9
front-end-development9
uid9
Programming languages (11)
Github contributions (5)
emqx/mqtt-jmeter
Jan 2017 - Aug 2018
MQTT JMeter Plugin
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:7 releases, 98 commits, 2 PRs in 1 year 7 months
Contributions summary:Rocky contributed significantly to the development of the MQTT JMeter plugin, focusing on both the user interface and underlying functionality. Their work includes the initial implementation of the connection sampler UI, and the addition of features such as user authentication and the publication and subscription samplers. The user also refactored the connection UI and fixed various issues related to data loading and the use of JMeter variables.
mqtt-benchmarkjmetermqttjmeter-pluginmqtt-client
lf-edge/ekuiper
Jul 2019 - Dec 2022
Lightweight data stream processing engine for IoT edge
Role in this project:Back-end Developer
Back-end DeveloperContributions:34 releases, 158 reviews, 496 commits in 3 years 6 months
Contributions summary:Rocky's commits indicate work on the core data stream processing engine for IoT edge. The changes show modifications to the xsql package, including the creation of new data structures like `WindowTuplesSet`, the implementation of `COUNT_WINDOW`, and support for "having" clauses. The commits also introduce functions such as "tstamp" and improvements for handling JSON path queries. The user worked on the design and implementation of core components in the processing engine, focusing on core database related code and features.
stream-processingedge-computingstreaming-datadata-streamsql
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