Yi Cheng

Yi Cheng is a highly skilled software engineer who worked at Twitter for over 7 years, from August 2015 to November 2022.1 He holds a Master's degree in Computer Science and a Bachelor's degree in Computer Engineering from the University of Illinois at Urbana-Champaign.1

Professional Experience

During his tenure at Twitter, Yi Cheng held various roles and responsibilities:

Infrastructure Development:

• Developed and maintained build infrastructure, including build stats collection services and build cache services1
• Managed a Mac build farm supporting builds from developer machines1

Bazel Migration:

• Led the migration from Pants to Bazel build tool, interfacing with customer teams and tooling teams1
• Collaborated with the Managed CI team to ensure smooth integration of both build tools1
• Established performance and reliability baselines and monitoring systems1

Earlier Contributions:

• Developed and maintained Pants, Twitter's main build tool1
• Worked on 3rdparty resolver migration and IntelliJ Pants Plugin1
• Maintained the Android build system, including Gradle and Android Studio upgrades1

Skills and Interests

Yi Cheng has demonstrated expertise in:

• Build systems
• Robotics
• Cloud management and automation
• Full-stack web development
• Mobile gateway solutions

His interests include drones and robotics, showcasing his passion for cutting-edge technology.

Previous Experience

Before joining Twitter, Yi Cheng worked as a Software Engineer at Cisco and as a Software Engineer in Robotics at Ingersoll Machine Tools.1 These experiences contributed to his diverse skill set in software engineering and robotics.

Yi Cheng's professional background and educational qualifications make him a valuable asset in the field of software engineering, with a particular focus on build systems and infrastructure development.