Summary
Yulong Li is a Senior iOS Software Engineer with eight years of hands-on experience building high-performance mobile apps and frameworks, currently focused at ByteDance on functional-declarative Swift UI frameworks and Swift compiler-related work. He has deep expertise in architecting media-rich apps—having led the core performance components of FilmoraGo for iPhone, including timeline thumbnails and waveform preview—and prefers authoring frameworks rather than merely consuming them. Yulong combines a designer’s sensibility (B.E. in Industrial Design) with strong computer science practice developed during his transition from independent developer to senior engineer, enabling pragmatic yet elegant system designs. He contributes to and benefits from open source, and maintains an uncommon cross-discipline curiosity, with GitHub research interests spanning drug modeling and anti-cancer synergy prediction despite primarily working as a backend/iOS developer. Based in Shenzhen, he excels at turning latency-sensitive multimedia requirements into maintainable, compiler-aware Swift implementations.
8 years of coding experience
8 years of employment as a software developer
Bachelor of Engineering (B.E.), Industrial Design, Bachelor of Engineering (B.E.), Industrial Design at Central South Forestry Technology University