Сергей К.

FreelancersСергей Казак

Belarus Minsk, Belarus
24 days 15 hours ago
Available for hire Available for hire
registered for 7 months 12 days

Specialization

Node.js
74 place out of 201
PHP
2099 place out of 4978
Position in global rating 1
  48098 place out of 318703

Skills

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