Mark Blackwell

Mark Blackwell

Rails developer

Baltimore, United States

$39.99/hr

(3.52)

What's the difference
Mark Blackwell
Overview

Developed wide range of websites in Ruby on Rails for startup companies & artists. Core competence: complete end-to-end management of new website development projects./Seek to build website from ground up for your business./Experience: Amazon & Heroku cloud services, HMTL, CSS (Sass), TDD, Bash, Git, & Linux (Debian), OOP, PostgreSQL, MySQL./Hardworking, fast learner, excellent written communication skills & strong programming background./Some: Android SDK, Ajax, AMQP, Assembler, C, client/serve…

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Work History & Feedback

RoR Junior Engineer

33 hrs @ $3.99/hr
Earned $133
“Mark did a good job, I increased his rate so we started a new contract and I leave him a feedback.”

3.55

MySql Programmer on Ruby Rails

31 hrs @ $9.99/hr
Earned $311
No feedback given

4.80

PDF generation ( batch application in Unix)

150 hrs @ $25.99/hr
Earned $3,890
No feedback given

Active Merchant Support

26 hrs @ $20.00/hr
Earned $520
No feedback given

Tests Taken
Name Percentile Score

Advertising Skills Certification

90

Business Plans Test

70

Business Strategy Test

94

CSS 2.0 Test

84

Content Writing Skills Test

97

Corporate Strategy Test

85

Creative Writing Test - Fiction (U.S. Version)

93

Creative Writing Test - Non-fiction (U.S. Version)

81

DHTML Test

74

Data Interpretation Test

66

Data Warehousing Test

92

English Spelling Test (U.S. Version)

96

English Spelling Test (UK Version)

97

English Vocabulary Test (U.S. Version)

95

English Vocabulary Test (UK Version)

87

Firewall Concepts Test

97

HTML 4.01 Test

93

HTML 5 Test

71

Internet Marketing Test

88

JavaScript 1.3 Test

75

Management Skills Test

96

Market Research Test

98

Marketing Methods and Techniques Test

95

Marketing Terminology Test

83

MySQL 5.0 Test

79

Negotiations Skills Test

82

PC Graphics Test

100

PostgreSQL Test

73

PostgreSql 8.1.3 Test

78

RUBY Programming Skills Test (Hands-on programming skills)

74

Report Writing Test

74

Resume Writing Skills Test

93

Ruby on Rails 2.3 Test

50

Ruby on Rails Test

66

Search Engine Optimization Test

83

Social Media Marketing Test

75

Software Testing Test

96

System Analysis Test

80

Technical Writing Skills Certification

96

U.S. Academic Writing Test

92

U.S. English Basic Skills Test

94

U.S. English Proofreading Skills Test (Chicago)

98

U.S. English Punctuation and Mechanics Test

76

U.S. English Sentence Structure Test (For Writing Professionals)

87

U.S. Public Speaking Test

92

U.S. Word Usage Test

92

UK English Basic Skills Test

98

UK English Grammar Test (For Writing Professionals)

98

UK English Proofreading Skills Test (Oxford Guide to Style)

100

oDesk Readiness Test for Independent Contractors and Staffing Managers

66