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David Lowenfels 5.0
Ruby / Rails expert,
Lifelong coder, experienced Rails engineer (since Rails 1.0), degrees from MIT and Stanford. Founder at ScrumNinja and Internaut Design. Expert communicator. Knows best-practices of industry. I am...
* Available for freelance projects
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* Available for freelance projects

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Michael

"Kumar did an outstanding job explaining what my mistakes were and how to fix them. I do appreciate his help and will be contacting him again for additional help."

5 ★ ★ ★ ★ ★
Katy Des Champs

"Christian's nimble ability to jump from DTD to schema, to XSLT, and java DOM parser, and JSON Simple, plus answer my questions with demonstrative code shows amazing analytical dexterity and some-one truly knowledgeable in these fields."

5 ★ ★ ★ ★ ★
Daniel

"Great session!! Mark is a great mentor and very knowledgeable. I learned how to structure the code in a better way and now I understand it much better."

5 ★ ★ ★ ★ ★
dan

"Good work from Kuldeep. Give the guy an image of what you want in the UI and he will deliver exactly what you sent him. Nice clean code too."

5 ★ ★ ★ ★ ★
Eddie

"Great instructor! Second time using him and everything he gives me is A+ material. Would highly recommend. "

5 ★ ★ ★ ★ ★
Daniel

"Great session!! Very knowledgeable Ruby, Rails and React JS mentor. He helps you understand the different elements in the code in a very clear and easy way. Thanks!!!"

5 ★ ★ ★ ★ ★
James

"Ziad is one of the best instructors I've met on CodeMentor! He clearly explained how to troubleshoot and fix the issue I was experiencing. I ended the session with a far better understanding of nodejs and how to be a better programmer."

5 ★ ★ ★ ★ ★
Morten Virik

"Project done quickly and with perfect result. Good communication and helpful with testing. Thumbs up!"

5 ★ ★ ★ ★ ★
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