Explore
Challenges
For Business
For Startups
Who We Are
Results
Get Started
Launch a challenge
Connect with talented problem solvers
Solve a challenge
Join our community and win prizes
Log In
menu
log in
Explore Challenges
For Business
For Startups
Who We Are
Results
share
Follow
Following
Unfollow
Jeffrey Rosenberg
share
Follow
Following
Unfollow
Wilmington, Delaware, United States
message
bio
White-collar redneck
skills
Analyst
Data Analyst
Technologist
Read More about Jeffrey
bio
White-collar redneck
skills
Analyst
Data Analyst
Technologist
more
Challenges
Following
Activity
Awards
Challenges
Teams
Blimp Drones on Venus
Following
Activity
Awards
