Nelson Elhage
Member Of Technical Staff at Anthropic
San Francisco Bay Area United States
Summary
🤩
Rockstar🎓
Top SchoolNelson Elhage is a seasoned software engineer with 12 years of experience building reliable, data-oriented systems in the San Francisco Bay Area, currently a Member of Technical Staff at Anthropic. Previously a Staff Software Engineer at Stripe, he brings deep expertise in backend systems, databases, and full-stack product improvements. His open-source contributions include core work on stripe-archive/mosql—implementing MongoDB→PostgreSQL replication features like BSON::DBRef handling and schema aliasing—and UI/data work for EC2 instance comparison tooling, showing comfort across infrastructure and user-facing layers. Nelson has a knack for smoothing tricky data transformations and resolving edge-case sync issues, combined with practical release and versioning discipline. An MIT-trained computer scientist, he pairs rigorous technical foundations with a track record of shipping maintainable, production-grade systems. Notably, his work spans both low-level database integration and front-end data presentation, reflecting a rare full-stack fluency in performance-sensitive domains.
12 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Massachusetts Institute of Technology
Stackoverflow
2,754reputation
172kreached
21answers
1question
regex
top-5%
emacs
top-5%
Github Skills (41)
ec10
sorbet10
c-language10
clang-tidy10
type-check10
postgresql10
cloud-computing10
schema-design10
datatable10
software-quality10
mongodb-database10
ruby10
datatables10
amazon-ec210
aws10
Programming languages (12)
Github contributions (5)
stripe-archive/mosql
Sep 2013 - Apr 2015
MongoDB → PostgreSQL streaming replication
Role in this project:
Back-end Developer / Database Engineer
Back-end Developer / Database EngineerContributions:12 commits, 1 comment in 1 year 7 months
Contributions summary:Nelson contributed to the core functionality of the MoSQL project, focusing on the interaction between MongoDB and PostgreSQL. They implemented support for database aliases and handled the caching of negative lookups within the schema. Key features included BSON::DBRef support and resolving an issue related to syncing deleted objects, indicating a strong focus on database integration and data transformation. The user also bumped the project version multiple times, indicating they also took on release-related tasks.
mongostreamingdatabasepostgresreplication
vantage-sh/ec2instances.info
Sep 2013 - Jan 2014
Amazon EC2 instance comparison site
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:8 commits in 4 months
Contributions summary:Nelson primarily focused on enhancing the user interface and data presentation aspects of the application. They implemented features to scrape and display data from Amazon EC2, including CPU and ENI information, and supported the region dropdown feature. Furthermore, they updated the front-end libraries and optimized the display with dataTables, showing strong involvement in improving the site's overall functionality and user experience related to EC2 instance comparisons.
ecscost-optimizationec2finopscost-estimation
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