Carlos R.

Sr. Ruby on Rails Developer

Average 3.67 of 5

Hourly rate: USD 15.00

Freelancer activity: IT & Programming

View certifications


Skills (Maximum: 3)
One client hired Carlos R. on more than one occasion.
Ratings from clients (3)
Client Project Date Rating Breach
Luciano C. Backend Ror 3 years ago +

"Empezó bien, luego puso a trabajar a otro desarrollador en su nombre, luego de varios problemas que encontramos para conectar el app remotamente a nuestro server, simplemente dejo de trabajar y el app quedó caído."

Baires. Direct Payment for Carlos R. 3 years ago +
Luciano C. Programador Ror 3 years ago +
About me
ZenLabs is based in La Paz, Bolivia. We outsource web and mobile development services. I’ve been CTO at ZenLabs for 1 year and also have more than 5 years managing various languages focusing on Ruby on Rails, HMTL 5, Javascript Frameworks and PhoneGap. We always work with TDD (Test Drive Development), responsive design and agile management.
Certifications (1)
Test Year Score Percentile Status
Ruby on Rails Test 2014 62% 48% Passed
Work history
* Outsourcing/Offshoring

* Sysdecom -Systems Development Company and Validoc (Internet)
Activity and ratings

Last login: 4 months ago

Joined: 4 years ago

Ratings from
clients (3)

Certifications: (1)

Finished projects: 2

Worked hours: 63

Ranked: 7,895 of 494,259

Ranked in IT & Programming: 2,654

Ranked in Bolivia: 25

How can I improve my position?

Profile level: Iron

What is profile
level iron?

Iron is the starter level for freelancers in Workana. The more objectives they fulfill, and the more projects they win, allows them to reach higher levels. Read more