# Sally Ou

> Software Engineer at LinkedIn

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/sallyou

• Application Development – Python, C/C++, Objective-C, Swift, Java, C#, iOS, Windows Phone 8
• Web Development – JavaScript, HTML5, CSS, jQuery, MongoDB, Angular.js, Node.js
• Tools/Frameworks – Git, Xcode, Visual Studio, PyCharm, iOS SDK, Facebook SDK
• Adaptable and self-motivated with a strong desire to learn

Check out www.sallysally.ca or https://github.com/Sally-Yang-Jing-Ou to know more about me!

## Work Experience
### Software Engineer @ LinkedIn
Jan 2018 – Present | Mountain View, California
• Machine learning infrastructure engineer

### Software Engineer Intern (Search) @ Facebook
Jan 2017 – Jan 2017 | Seattle, Washington
• Implemented an automatic deployment service from scratch to update index data in distributed datastore
• Built a notification service and dashboard to monitor and notify team about health status on machines
• Optimized buffer management and reduced memory utilization by 20% across all hosts
• Used: Python, C++, MySQL

### Software Engineer Intern (Job Recommendations) @ LinkedIn
Jan 2017 – Jan 2017 | Sunnyvale, California
• Engineered a modular system to facilitate parallel computation in career recommendation engine
• Implemented a data post-processing pipeline to optimize scoring and ranking of job postings
• Used: Java

### Software Engineer Intern (Advertising Technology) @ A9.com
Jan 2016 – Jan 2016 | Palo Alto, California, USA
• Re-architected backend data pipeline around AWS Elasticsearch
- Built a pipeline to sample data logs and stream data from Hadoop file system to Elasticsearch
• Leveraged ES indexing to replace bitmap (Fastbit) indexing
• Replaced Fastbit with a more scalable solution, enabled horizontal scalability to store data by leveraging ES 
• Optimized queries and reduced latency in query performance by 50%
Used: Java, Pig, Python, Hadoop, Elasticsearch, Eclipse, Git

### Software Engineering Intern (Internal Tools) @ LinkedIn
Jan 2015 – Jan 2015 | Mountain View, California, USA
• Implemented and deployed a library dependency tracking service that is used in tools infrastructure
- Had full ownership and responsibility over building the Python backend service from scratch
- Replaced legacy dependency service with a more scalable solution to enhance processing and querying throughput
• Designed and developed cross-platform RESTful API with Python Flask
• 8x speedup in query performance by leveraging the Neo4j Graph Database
• Built a background processor to handle real-time data feed using distributed messaging system Apache Kafka

### Agile Software Engineer Intern (Mobile Apps) @ Pivotal
Jan 2015 – Jan 2015 | Toronto, Ontario, Canada
• Completed iOS Sales Mobile App tracking of customers satisfaction, delivered to more than 1,000 salesmen in Pivotal
 ⁃ Displayed financial data into customer segments, signals and scores for a holistic view
 ⁃ Added push notifications for new score alerts
• Implemented features for Uber on Windows Phone 8, and released the Beta Version to App store
 ⁃ Integrated with Uber and PayTM API's for user registrations
• Enhanced UI design to ABC News Apple Watch (iOS) extension

### Software Developer Intern (Web) @ Pulse Energy (EnerNOC)
Jan 2014 – Jan 2014 | Vancouver, British Columbia
• Replaced manual testing for Pulse Energy's flagship product with automated end-to-end tests
• Built tools and automated tests in node.js, Selenium and WebDriverJs to run locally, and on the Sauce Labs cloud testing platform for multi-browsers testing using Agile software development practices (Expect to save the company over 1100 hours of manual testing per year)
• Wrote content and made layout changes with HTML, CSS, LESS as per customer requests
• Participated in the weekly iteration testing, bug fixing, and release deployment activities
• Used: Node.js, JavaScript, CSS, HTML, LESS, Git, Sublime, Asana, IntelliJ IDEA, Sauce Labs, KissMetrics


## Education
### Bachelor of Software Engineering
University of Waterloo

### Ontario High School Diploma
Father Michael McGivney Catholic Academy


## Contact & Social
- LinkedIn: https://linkedin.com/in/sallyouyang
- Portfolio: http://www.sallystravelmap.com

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Source: https://flows.cv/sallyou
JSON Resume: https://flows.cv/sallyou/resume.json
Last updated: 2026-03-29