Johnny Sun
Sales Director at Shanghai Tatium Computer Science & Technology Co., Ltd. Shanghai Branch
Changning District, Shanghai, China
Summary
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SeniorJohnny Sun is a results-driven Sales Director based in Shanghai with 12 years of experience and a strong seven-year focus on ERP solutions, primarily selling SAP B1 and Yonyou products across manufacturing, logistics, internet and finance sectors. He combines frontline sales expertise with three years of team management, a sharp market sensibility, and a proven track record closing multi-hundred-thousand RMB deals and leading complex projects end-to-end. Comfortable in both pre-sales consulting and post-sale project coordination, he excels at building long-term client relationships and translating industry requirements into practical software solutions. An unexpected technical edge comes from hands-on open-source mobile development contributions—most notably adding Mi Band 2 support to the Gadgetbridge project—giving him empathy for engineering teams and wearable integrations.
12 years of coding experience
Github Skills (12)
javas10
bluetooth-le10
bluetooth-low-energy10
mi10
android10
mib10
bluetooth10
java10
android-app9
android-applications9
android-application9
api-design8
Programming languages (8)
Github contributions (5)
Freeyourgadget/Gadgetbridge
Sep 2016 - Sep 2016
We are on codeberg.org now! https://codeberg.org/Freeyourgadget/Gadgetbridge - Gadgetbridge - A free and cloudless replacement for your gadget vendors' closed source Android applications. Supports Pebble, Mi Band, Liveview, HPlus and more.
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:6 commits, 7 PRs, 18 comments in 10 days
Contributions summary:Johnny primarily contributed to the development of the Mi Band 2 device support within the Gadgetbridge application. Their work involved adding connection support, implementing authentication processes, and handling data exchange with the Mi Band 2. The commits show significant changes to the `MiBand2Support` class, along with modifications to related service and model classes, indicating a focus on integrating and refining the communication with the wearable device. They also worked on handling authentication and status updates.
bandmi-bandandroid-applicationgadgetbridgehplus
JohnnySun/ZjsnViewer
Nov 2015 - Jun 2016
Contributions:12 releases, 60 commits, 14 PRs in 7 months
viewer
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