Senior Software engineer on the continuous-integration-infrastructure team

Production engineer for the warm storage team. Work on global scale storage system for Facebook's data warehouse. Client release engineering, memory management, C++, Java, Python.

SDE for the active monitoring network team within AWS. Write software to monitor Amazon's border network (global scale). Personal duties include writing the software which sends pings (extremely high scale; asynchronous design), developing new, novel techniques for tracerouting, and helping improve the error-localization algorithm. Job combines R&D, design, architecture, coding (Python, C, C++), testing, deployment, operations, AND interfacing with customers directly. Detail-oriented work with very high business impact. Everything from low-level kernel network optimization to high-scale load-balanced enterprise services. Experience using most major AWS services (S3, EC2, IAM, DynamoDB, RDS, etc).Also briefly worked on business-oriented workflow software using Ruby on Rails, Java, and Scala.

Systems integrator, developer, and jack of all trades. Designed, architected, and implemented a PL3-compliant security system (XACML, Oauth-based / X509-based authentication). Scala and Ruby experience (including creating DSLs in both languages, and writing Ruby gems in C++). Akka framework experience. System integration using the Opscode Chef framework. Red Hat Enterprise Linux system administration. VMWare system administration. Created a lightweight distributed Java artifact resolver using Thrift, Ivy, and Netty. Created a mechanism to allow developers to quickly generate properly signed X509 certificates (simple web front end written using Play! framework). Wrote middleware web rest services using Jersey and tomcat. Created mock endpoints using the Scalatra framework, and Swagger for documentation.

Formerly the system administrator, now a developer. Work on a variety of different projects, from a linux driver for a network camera to facial recognition at long distances, to fingerprint authentication.

Develop for various contracts in a variety of languages, including Java and C. Administered about 12 Debian Linux servers used for research experiments.

Write ASP, PHP, and HTML. Basic sysadmin stuff. Resident Linux expert. Database design (MySQL and MSSQL).