Lara Araujo
Staff Software Engineer at Airbnb
Cambridge, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolLara Araujo is a Staff Software Engineer with 11 years of experience building high-performance backend systems, currently leading engineering work at Airbnb in Cambridge. She holds both BS and MS degrees in EECS from MIT and has progressed through roles at Airbnb from intern to staff engineer, demonstrating sustained impact on large-scale production services. Lara is an active open-source contributor to high-profile data systems like ReadySet and Noria, where she focused on caching layers, incremental updates, and web-module integrations to improve query performance and memory use. Known for digging into system internals, she blends production engineering with research-grade thinking to optimize distributed dataflows and SQL predicate handling. Colleagues describe her as a pragmatic problem-solver who surfaces subtle performance improvements that scale across teams.
11 years of coding experience
7 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Massachusetts Institute of Technology
English, Portuguese
Github Skills (16)
caching10
rust10
postgresql10
backend10
back-end-development10
sql10
mysql10
web-framework9
databases9
database9
http8
data-structure7
data-structures7
algorithm7
algorithms7
Programming languages (3)
Github contributions (5)
readysettech/readyset
Feb 2017 - Mar 2018
Readyset is a MySQL and Postgres wire-compatible caching layer that sits in front of existing databases to speed up queries and horizontally scale read throughput. Under the hood, ReadySet caches the results of cached select statements and incrementally updates these results over time as the underlying data changes.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:218 commits in 1 year 1 month
Contributions summary:Lara primarily focused on the development of backend components, particularly within the context of a caching layer. The commits showcase work on various aspects of the system, including web module fixes and enhancements to the filter operation. Furthermore, the user contributed to optimizing memory usage and correctly handling nested SQL queries and improved predicate ordering, indicating a deep understanding of the system's internal workings.
streaming-datamysqlrustcachingsql
mit-pdos/noria
Feb 2017 - Mar 2018
Fast web applications through dynamic, partially-stateful dataflow
Role in this project:Back-end Developer
Back-end DeveloperContributions:334 commits, 27 PRs, 218 pushes in 1 year 1 month
Contributions summary:Lara focused on fixing and implementing features related to the web module, including bug fixes for the web framework. They added functionality to expose the `FlowGraph` over HTTP and implemented PUT and GET endpoints for data access. The user also implemented a basic benchmark for a Piazza application, and performed tasks such as group universe creation and adding functionality to improve code.
web-applicationsdataflowstateful
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.