Ivan T.

Ivan T.

Ruby / Rails Expert (Developer, Architect). 12000 hours, 5 stars.

Chelyabinsk, Russia

$90.00/hr

(5.00)

What's the difference
Overview

Independent full-stack developer / technical architect skilled in:

* Ruby / Ruby on Rails (from edge to legacy)
* Scalable, decentralized (modular) applications architecture
* Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift)
* Background jobs processing: Sidekiq, Resque, delayed_job
* Message queuing: RabbitMQ (AMQP)
* Client-side tech (HTML5 / CSS3 / JavaScript [native / AngularJS])
* RESTful APIs implementatio…

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Work History & Feedback

Whitehat audit & evaluation of complex Ruby on Rails platform

23 hrs @ $45.00/hr
Earned $1,161
“Ivan has done a very good job here. From the first moment he asked the right questions and showed a high technical level and confidence. His communication is impeccable - always there when I had questions very articulated and focused.His final report was crisp, very specific and well structured. We'll be working together again.”

5.00

Ruby on rails developer

425 hrs @ $27.78/hr
Earned $11,811
“Great job! Best Code! Work Super! Top Rails Skills!”

5.00

Ruby on rails developer

424 hrs @ $38.89/hr
Earned $16,489
No feedback given

5.00

Tests Taken
Name Percentile Score

RUBY Programming Skills Test (Hands-on programming skills)

97

Ruby on Rails Test v2 (Old)

93

U.S. English Basic Skills Test

76