Mark Blackwell

Mark Blackwell

Rails developer

Baltimore, United States

$39.99/hr

(3.98)

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

PDF generation ( batch application in Unix)

“Mark has very strong communication skills but his technical skills didn't satisfy us. Project was delivered later than planned and only the part of scope was delivered. Mark tried to log everything, starting from bug fixing to answering emails(!!!). We lost enormous time on rework (due to low quality work). Final project budget was exceeded the original estimate approximately 3 times...”
2.95
150 hrs @ $25.99/hr
Earned $3,890

RoR Junior Engineer

“Mark did a good job, I increased his rate so we started a new contract and I leave him a feedback.”
3.55
33 hrs @ $3.99/hr
Earned $133

MySql Programmer on Ruby Rails

No feedback given
4.80
31 hrs @ $9.99/hr
Earned $311

Active Merchant Support

No feedback given

26 hrs @ $20.00/hr
Earned $520
Tests Taken
Name Percentile Score

Advertising Skills Certification

89

Business Plans Test

70

Business Strategy Test

93

CSS 2.0 Test

84

Content Writing Skills Test

96

Corporate Strategy Test

85

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

94

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

81

DHTML Test

73

Data Interpretation Test

61

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)

86

Firewall Concepts Test

97

HTML 4.01 Test

93

HTML 5 Test

70

Internet Marketing Test

90

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

76

Resume Writing Skills Test

93

Ruby on Rails 2.3 Test

50

Ruby on Rails Test v1 (Old)

66

Search Engine Optimization Test

82

Social Media Marketing Test

71

Software Testing Test

96

System Analysis Test

81

Technical Writing Skills Certification

96

U.S. Academic Writing Test

91

U.S. English Basic Skills Test

94

U.S. English Proofreading Skills Test (Chicago)

97

U.S. English Punctuation and Mechanics Test

74

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

86

U.S. Public Speaking Test

91

U.S. Word Usage Test

89

UK English Basic Skills Test

98

UK English Grammar Test (For Writing Professionals)

98

UK English Proofreading Skills Test (Oxford Guide to Style)

99