h7ml
Full Stack Developer at DTStack
Hangzhou City, Zhejiang, China
Summary
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Rockstar
Top expert inWeb Development and Project Management Technologies
h7ml is a full-stack developer based in Hangzhou with 8 years of experience building reliable backend systems and web applications. He contributes to open-source IoT infrastructure, notably enhancing the backend rule engine and APIs of the widely used dgiot platform, which supports millions of device connections and carrier-grade stability. Comfortable working in Erlang and other backend technologies, he has implemented ACL features, rule management, and bug fixes that improve production resilience. His work shows a focus on practical, low-code flows for complex IoT scenarios—bridging device models, rules, and data channels. Active on GitHub, he combines hands-on coding with systems-level thinking to deliver scalable, production-ready features. Colleagues would describe him as a pragmatic engineer who strengthens platform reliability through targeted backend improvements.
8 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (10)
api10
erlang10
apidoc10
rule-engine10
iot-platform10
mqttnet8
modbus7
message-broker7
mqtt7
broker7
Programming languages (17)
Github contributions (5)
dgiot/dgiot
Apr 2021 - Sep 2022
Open source platform for iot , 6 min Quick Deployment,10M devices connection,Carrier level Stability;物联网开源平台,6分钟快速部署,千万级承载,电信级稳定性. Low code for Object model-Rule Engine-Data Channel-Configuration Page; Fully open source, Multi industrial protocols are compatible.物模型-规则引擎-数据通道-组态页面全流程零代码开发、全业务全链路模拟压测、前后端完全开源、多行业工业协议兼容。QQ群:346566935
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 135 commits, 13 PRs in 1 year 5 months
Contributions summary:H7ml primarily contributed to the backend of the dgiot platform, focusing on rule engine and API enhancements. Their work included creating and modifying rule-related functionalities, such as creating, deleting, and retrieving rules, as well as creating resources. They also fixed bugs within the rule engine handler and implemented features like getting provider and device ACL. The user's changes involved Erlang code modifications, indicating experience in backend development for IoT platforms.
multi-sourcemqtt-serveriot-serverruleplc-controller
h7ml/shark
Mar 2024 - Mar 2025
shark is a web application designed to help users manage and visualize shark data. The project is built using the React framework for the frontend interface, utilizing the component library provided by Ant Design to create a user-friendly interface, and managing state using Zustand.
Contributions:1 release, 11 PRs, 113 pushes in 1 year
ant-designapplicationdata-visualizationreactshark
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