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Schedule Interview NowMy name is Kaifeng S. and I have over 4 years of experience in the tech industry. I specialize in the following technologies: Swift, Objective-C, Review or Feedback Collection, In-App Advertising, Clean Architecture, etc.. I hold a degree in . Some of the notable projects I've worked on include: Fanatics Collect — Marketplace, Fanatics Live — Live Shopping & Auctions, AgoraVideoCall High-quality Audio and Video Conferencing App, RingCentral. I am based in Shanghai, China. I've successfully completed 4 projects while developing at Softaims.
My passion is building solutions that are not only technically sound but also deliver an exceptional user experience (UX). I constantly advocate for user-centered design principles, ensuring that the final product is intuitive, accessible, and solves real user problems effectively. I bridge the gap between technical possibilities and the overall product vision.
Working within the Softaims team, I contribute by bringing a perspective that integrates business goals with technical constraints, resulting in solutions that are both practical and innovative. I have a strong track record of rapidly prototyping and iterating based on feedback to drive optimal solution fit.
I'm committed to contributing to a positive and collaborative team environment, sharing knowledge, and helping colleagues grow their skills, all while pushing the boundaries of what's possible in solution development.
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RingCentral
Delivered trading-card marketplace features and buyer–seller offer chat using a StreamChat-based service. For auction-like scenarios, designed an efficient hybrid strategy that combines intelligent lo
Built and shipped realtime interactive experiences for live shopping (chat, auctions, polls, giveaways). Evolved the iOS Live app from a viewer-only client to a full interactive broadcasting experienc
- Led the development of the AgoraVideoCall app on both iOS and macOS platforms. - Designed and implemented a closed-loop user quality issue reporting and crash analysis statistics log system. Within
Rooms RingCentral High-quality Audio and Video Conferencing App Responsibilities - Developed Rooms, a video conferencing app for iOS and macOS platforms as a Senior Software Engineer. - Designed an
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2011-01-01-2015-01-01