Mark Blackwell
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Mark Blackwell

Rails developer

$39.99/hr

Baltimore, United States


Mark Blackwell has added 4 portfolio pieces. Create an account to review them.

Developed wide range of websites in Ruby on Rails for ... morestartup 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/server applications, cPanel, Haskell, Javascript, LilyPond, Photoshop, SQL, SVN, WordPress. less

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/server applications, cPanel, Haskell, Javascript, LilyPond, Photoshop, SQL, SVN, WordPress.

Mark Blackwell
Drop Here

Mark Blackwell

$39.99 /hr

Rails developer

Baltimore, United States

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/server applications, cPanel, Haskell, Javascript, LilyPond, Photoshop, SQL, SVN, WordPress.

Mark Blackwell has added 4 portfolio pieces. Create an account to review them.

Work History and Feedback

  • PDF generation ( batch application in Unix)

    Dec 2013 - Mar 2014
    2.95
    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...

    150 hours

    $25.99 / hr
    $3,889.85 earned

  • Active Merchant Support

    Jan 2013 - May 2013
    No feedback given

    26 hours

    $20.00 / hr
    $520.00 earned

  • RoR Junior Engineer

    Dec 2012 - Jan 2013
    3.55
    Mark did a good job, I increased his rate so we started a new contract and I leave him a feedback.

    33 hours

    $3.99 / hr
    $133.00 earned

  • MySql Programmer on Ruby Rails

    Dec 2012 - Jan 2013
    4.80

    31 hours

    $9.99 / hr
    $311.39 earned

Mark Blackwell has more jobs to show. Create an account to review them.

Tests

NameScore (out of 5)Time to Complete
English Spelling Test (U.S. Version)5.001st Place!9 mins
English Spelling Test (UK Version)5.001st Place!8 mins
PC Graphics Test4.50Top 10%37 mins
UK English Proofreading Skills Test (Oxford Guide to Style)4.10Top 10%32 mins
PostgreSql 8.1.3 Test3.40Top 30%40 mins
Firewall Concepts Test4.25Top 10%25 mins
RUBY Programming Skills Test (Hands-on programming skills)4.00Top 30%137 mins
Market Research Test4.10Top 10%36 mins
PostgreSQL Test2.60Top 30%30 mins
Data Warehousing Test4.00Top 10%32 mins
Business Strategy Test4.40Top 10%31 mins
U.S. English Proofreading Skills Test (Chicago)3.90Top 10%31 mins
UK English Grammar Test (For Writing Professionals)3.75Top 10%33 mins
U.S. Public Speaking Test3.40Top 10%26 mins
System Analysis Test3.00Top 20%23 mins
Marketing Methods and Techniques Test4.40Top 10%19 mins
Corporate Strategy Test3.50Top 20%34 mins
U.S. Academic Writing Test4.40Top 10%31 mins
Creative Writing Test - Fiction (U.S. Version)4.50Top 10%14 mins
UK English Basic Skills Test4.75Top 10%16 mins
Technical Writing Skills Certification4.00Top 10%35 mins
Report Writing Test3.90Top 30%26 mins
Ruby on Rails 2.3 Test3.25Above Average37 mins
Content Writing Skills Test3.90Top 10%28 mins
Resume Writing Skills Test4.00Top 10%20 mins
U.S. English Sentence Structure Test (For Writing Professionals)3.75Top 20%32 mins
Ruby on Rails Test v1 (Old)3.60Above Average38 mins
Marketing Terminology Test3.00Top 20%17 mins
Software Testing Test3.75Top 10%28 mins
Advertising Skills Certification3.40Top 20%14 mins
Negotiations Skills Test4.25Top 20%16 mins
HTML 5 Test3.90Top 30%37 mins
Management Skills Test3.75Top 10%36 mins
DHTML Test3.60Above Average40 mins
English Vocabulary Test (UK Version)4.60Top 20%11 mins
JavaScript 1.3 Test3.75Top 30%35 mins
Creative Writing Test - Non-fiction (U.S. Version)4.40Top 20%13 mins
U.S. English Punctuation and Mechanics Test3.90Above Average16 mins
Business Plans Test4.40Above Average14 mins
Internet Marketing Test4.50Top 20%16 mins
HTML 4.01 Test4.10Top 10%35 mins
MySQL 5.0 Test3.60Top 30%40 mins
Data Interpretation Test2.85Above Average35 mins
CSS 2.0 Test4.00Top 20%33 mins
U.S. Word Usage Test4.10Top 20%16 mins
English Vocabulary Test (U.S. Version)4.75Top 10%9 mins
Search Engine Optimization Test3.25Top 20%39 mins
Social Media Marketing Test4.10Above Average15 mins
U.S. English Basic Skills Test4.50Top 10%23 mins
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Work History
606 hours worked
9 jobs
Availability
Not available
Profile Link
Verifications
Phone Number: Verified
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