Sid Crossley
Software Developer at American Express
Newport Beach, California, United States
Summary
👤
Senior🎓
Top SchoolSid Crossley is a versatile software developer with a decade of full-stack and DevOps experience, based in Newport Beach, California. He currently engineers scalable data pipelines and back-end services at American Express, designing Spring Batch 5 workflows with Java 17, Redis, and Postgres to process thousands of Excel rows with transactional integrity and fault tolerance. Previously at Smoothstack, he containerized microservices with Docker and Kubernetes, achieving 99.7% availability and 50% scalability gains. He has delivered measurable front-end impact across roles, including a 45% lift in click-through rates from an Angular Material overlay at Neudesic and a flowchart UI that reduced time-to-hire by 30% at Pearl. Sid has built automation and observability features, such as a BullMQ-based email scheduler delivering 10,000+ emails to 3,000+ campers and real-time notifications with Azure Functions and Event Grid, and he holds a BS in Computer Engineering from UCLA.
10 years of coding experience
6 years of employment as a software developer
Bachelor of Science (BS), Computer Engineering, Bachelor of Science (BS), Computer Engineering at University of California, Los Angeles
English
Stackoverflow
143reputation
11kreached
3answers
4questions
Github Skills (28)
mongoose9
handlebars8
expressjs8
html6
mongodb6
css-animations6
filter6
angular6
nodejs6
html56
css6
angular-template6
json6
ecmascript-66
js5
Programming languages (7)
Github contributions (5)
Will-Java-FS/revlearn-backend-team1
Aug 2024 - Sep 2024
Backend Repo for revlearn - team 1
Contributions:91 reviews, 68 PRs, 151 pushes in 16 days
Will-Java-FS/The-Lemon-Lot-but-we-swear-they-re-good-
Aug 2024 - Aug 2024
Group 7 - Zibin Dong, Matthew Darrow, Sidney Crossley, Eric Tapia
Contributions:25 reviews, 55 PRs, 129 pushes in 14 days
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