- Extensive experience in web development field- Experience in working with international clients (US, UK, Singapore, Japan, Australia, etc)- Technical skills:+ Ruby on Rails+ Ruby gems: Devise, Carrierwave, Paperclip, HAML, Capistrano, Resque, Sidekiq and more+ TDD and Unit Testing with Cucumber, Rspec, Cabybara+ Front-end technologies: AJAX, CSS3, HTML5, jQuery, BackboneJS, AngularJS, React+ Mobile-first responsive design: Bootstrap, Zurb Foundation, Bourbon + Neat+ Relational and NoSQL databases: MySQL, PostgreSQL, MongoDB, Redis+ Payment service integration: Paypal, Stripe, Checkout, Inpendium+ Application Performance Monitoring: NewRelic, BugSnag, Errbit+ Deployment platforms: Heroku, AWS, Rackspace, DigitalOcean, VPS, EngineYard+ Amazon Web Services: CloudFront, Elastic Load Balancer, RDS, ElasticCache, ElasticBeanstalk, etc+ Continuous Integration Deployment: Tddium, Travis+ Web API and mobile integration+ Social network and third-party integration: Google Maps, Google API, Facebook, Slack, Twitter+ Multilingual web applications+ Git workflow+ Management tools: Trello, Pivotal Tracker, AsanaAcademic knowledge:+ Have sufficient knowledge about Natural Language Processing: POS Tagger, Document Summarization, Open Information Extraction, Dependency Parsing, Chunking, Named Entity Recognition+ Familiar with Deep Learning knowledge: Recurrent Neural Network (RNN), Long Short-Term Memory (LSTM), Recursive Neural Network (also RNN), Gated Recurrent Unit (GRU), Convolutional Neural Network (CNN), Attention-based Mechanism. + Have experience using deep learning libraries and NLP tools: Theano, Tensorflow, Keras, Scikit-learn, NLTK, StanfordCoreNLP, ApacheOpenNLP+ Familiar with variety of techniques in machine learning: supervised learning, cross-validation, dropout, early stopping+ Have knowledge about optimization techniques: Dynamic programming, Integer Linear Programming (ILP)+ Logic: SAT Solver