George Mason University

Rutgers University

Washington-Lee High School

Helping move bits of data around for robots

Blue River Technology

Senior Solutions Engineer

• Recruited and supported a team of five engineers.

a.i. solutions

FreeFlyer Engineering Lead

• Designed and implemented a novel interprocess communication architecture using shared memory using new compiler features in C++20. Wrote a shared-memory memory resource and shared-memory allocator that allows other processes to access data allocated via other processes. Compatible with allocator-aware data structures like standard library containers.

• Designed and implemented terrain modeling capabilities in FreeFlyer orbit modeling software.
Keywords: C++, computational geometry, data structures, geospatial data formats, performance.

• Designed a new cross-platform product architecture for FreeFlyer. Led development effort for integrating application front-end and simulation engine. Technologies: C++, Electron, Node.js, Svelte, WebGPU.

• Developed Terraform modules for deploying orbit simulation software in AWS Lambda and Batch.

Space Mission Design Software Engineer

• Built an Elasticsearch cluster to index 783M documents at 18k updates per minute with zero-downtime reindexing supporting Airbnb's internal customer service applications.

• Integrated Airbnb’s customer service messaging platform with a third-party platform to redirect low-complexity issues to an external network using an NLP machine learning model.

• Member of the Data-Empowered Engineering Program, a program to connect data engineering and product engineering teams. Managed data infrastructure for the Service Excellence team.

Airbnb

Software and Data Engineer

• Developed applications, managed infrastructure, and performed data analysis with Jupyter Notebook and scikit-learn for the Collaborative Cancer Cloud, a collaboration between OHSU and Intel.

• Created the software architecture design and prototype for the Translational Research Hub, a platform to integrate research and clinical patient data.

Oregon Health & Science University

Software Engineer and Data Scientist

• Developed and maintained business intelligence data infrastructure, pipelines, and ETL automations.

• Supported executive, business intelligence, and accounting teams with data science analysis requests.

The Clymb

• Designed and implemented the backend infrastructure for Esri's ArcGIS Open Data platform which synchronized metadata across thousands of servers using Ruby on Rails, PostgreSQL, Chef, and AWS.

• Built a real-time event processing platform for geo-enriching social media streams using Apache Storm and Clojure.

• Conducted research and analysis of social media data, such as sentiment analysis and topic modeling.

Esri

• Developed and maintained a Rails app to allow Business Intelligence analysts to sample cohorts of customers and track engagement metrics for marketing tests. Technologies: Hive, Hadoop.

• Conducted analysis and data reporting for Business Intelligence, Consumer Services, Merchant Services, and Data Integration teams. Technologies: Python, R, PostgreSQL with PostGIS, Vowpal Wabbit.

LivingSocial

• Member of NASA’s Magnetospheric Multiscale (MMS) mission design team. Performed spacecraft flight dynamics analysis, early mission orbit determination analysis, and orbit trajectory design.

• Developed software enhancements for FreeFlyer orbit modeling software.

Software Engineer and Mission Design Analyst

• Managed test operations of the M3A3 Bradley Fire Support Team vehicle, including managing a team of ex-military drivers and data collector

• Performed testing and evaluation of self-driving Humvee vehicles. Attended the DARPA Urban Challenge.

Stefan Novak