# Mary X. > Software Engineer at Datadog Location: New York, New York, United States Profile: https://flows.cv/maryx 👋 ## Work Experience ### Software Engineer @ Datadog Jan 2025 – Present | New York, New York, United States Bits AI ### Software Engineer @ Asana Jan 2021 – Jan 2025 | San Francisco, California, United States Mobile Foundations ### Software Engineer Intern @ GitStart Jan 2020 – Jan 2020 Worked on various full-stack projects for the GitStart internal dashboard. ### App Developer @ The Daily Californian Jan 2020 – Jan 2020 Worked on a new native iOS news app for the Daily Cal. ### Software Engineer Intern @ Asana Jan 2020 – Jan 2020 Product engineering on the Portfolios team. ### Project Manager @ CodeBase Jan 2019 – Jan 2019 Organized team meetings/standups, led project design and task assignment, and conducted client sourcing and weekly client communication. Fall 2019: • Led team in project with Postman, an API development platform. • Utilized Postman's new data visualization feature to create various visual representations of API responses. • Created versatility testing framework for templates created and designed mockups for visualization recommendation feature. Spring 2019: • Led a team of 6 developers on a semester-long software client project for HackerRank, a technical recruiting platform. • Built a pair-programming plugin to allow multiple users to collaboratively edit in a workspace for Eclipse Che, an in-browser IDE ### Project Developer @ CodeBase Jan 2017 – Jan 2018 Software development in teams of 7-8 on semesterly technical consulting projects for high-growth start-up clients. • Fall 2018: derived a driver takeover readiness heuristic and vehicle dashboard simulation based on sensor data for Aptiv, an autonomous driving company. (Tools: Pandas, NumPy, Unity) • Spring 2018: developed a data visualization and administration web application for Beam, an SF-based online banking startup (Tools: React, Typescript, AWS Cognito, GraphQL). • Fall 2017: created an internal club application management portal for our organization (Tools: Django, JavaScript, JQuery). ### CS 61A Course Tutor @ Computer Science Mentors Jan 2018 – Jan 2019 • In charge of leading 2 weekly small group mentoring sections for students in UC Berkeley's introductory computer science course. • Help students review course material by preparing mini lectures, walking through practice problems, and offering general support. • Also responsible for hosting office hours, grading course assignments, exam distribution/collection, and mentoring a group of 4-5 first time tutors on teaching techniques. ### Software Engineer Intern @ Facebook Jan 2019 – Jan 2019 • Worked on the Pages Core Experience team to redesign the consumer-facing side of the Facebook Pages web surface. • Implemented the Reviews and Recommendations tab as primary project (Tech stack: React.js, Relay, GraphQL, PHP). • Built all functional surface components and setup data querying and mutation connections to the backend. • Discussed feature design with content strategists, received and acted upon user feedback, and seeked context on relevant code through extensive communication with cross-functional teams. ### Mobile Development Intern @ Facebook Jan 2018 – Jan 2018 | Greater Seattle Area Participated in the Facebook University for Engineers program in the Android mobile development track. • Designed and developed Blind8, a conversation-first dating app, in a team of 3. • Learned and worked with the native Android platform to implement instant messaging with Parse live-query, push notifications with Firebase Cloud Messaging, as well as the main profile, conversation list, and chat screens. • Designed application branding using Sketch, created wireframes on Figma, and optimized UI/UX for a mobile-first experience. • Chosen among 60 teams to present project to Mark Zuckerberg. ### Robotics Teacher @ Impressive Minds Academy Jan 2016 – Jan 2017 Taught elementary students basic engineering principles and programming skills through the Lego EV3 platform. ## Education ### Bachelor of Arts - BA in Computer Science, Data Science Minor University of California, Berkeley ### Certificate in Entrepreneurship & Technology UC Berkeley College of Engineering ### High School Irvington High School ## Contact & Social - LinkedIn: https://linkedin.com/in/ruili-xu --- Source: https://flows.cv/maryx JSON Resume: https://flows.cv/maryx/resume.json Last updated: 2026-04-05