Data Science Professionals & Consultants

Showing 23 freelancers

Data Science Professionals & Consultants

Showing 23 freelancers

  • Data Scientist:Machine Learning, Statistics, R, Python, Java, VB/Excel

    I'm an informatics expert; I utilize Statistics, Computer Science and Business acumen to make an impact in academic research and business applications. Specific areas of interest to me are healthcare, finance, real estate, energy. While I believe my key … more

    I'm an informatics expert; I utilize Statistics, Computer Science and Business acumen to make an impact in academic research and business applications. Specific areas of interest to me are healthcare, finance, real estate, energy. While I believe my key qualification for doing data science is an analytic and curious mindset, I know that skill set is still frequently considered in hiring decisions: Analysis ** R - statistics ** Networks/Social Graph Processing ** Gephi Big Data ** Weka ** Apache Hadoop, Hbase, Hive, Pig ** MongoDB Relational Database ** MySQL ** Monetdb OO Programming ** Java ** Python ** VB.NET Environments: ** Linux ** Windows ** Mac (least experience) Visualization: ** Tableau ** Shiny (R) Productivity ** Git Web Applications ** Play 2 Framework  less

    data-science microsoft-excel python java statistics data-analysis microsoft-visual-basic r mysql ruby-on-rails 00 more less
    • $150.00 HOURLY RATE
    • 5.0
    • 906 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 TESTS
  • Expert Programmer with Scraping/Parsing/Crawling/Data Mining skills

    I specialize at web scraping. Currently working in Perl Scraping/Crawling field over two years experience in Legal Entity Data & E-Commerce Product details crawling. I have scraped data from Government, Stock Exchange & Private websites that require parsing JavaScript/AJAX, using … more

    I specialize at web scraping. Currently working in Perl Scraping/Crawling field over two years experience in Legal Entity Data & E-Commerce Product details crawling. I have scraped data from Government, Stock Exchange & Private websites that require parsing JavaScript/AJAX, using proxies, solving CAPTCHA's, and contain millions of records. I write custom website scrapers for server/desktop environment. I handle scrape jobs that other scrapers can't with features including captcha bypass, proxy support and reporting. I have scraped hundreds of websites and I am an expert at xpath and regex. I strive for long lasting relationships with my clients and that is why I go the extra mile in meeting their diverse expectations and needs. How I do that is by specifically understanding what my clients want and doing my very best in ensuring their satisfaction with the end results that we produce. I also have team of 5 members (friends) to help me. My area of expertise is - Scraping & Crawling - Stock Exchange Info - SQL Server 2008 - Data Entry (Online/Offline) - Word Processing - Database creation - Data / Web Research / Mining - Research and data entry projects - Data Extraction - Data Conversions (E.g. Paper to PDF / MS-Word) - Survey Work - Create Mail / Social network account - Content Writing - Article Submission - Bulk mailing - SEO - Legal Entity Data Collection - MS Excel / Word / Access / PowerPoint Work I use following modern communication methods. - E-mail - Phone - Skype - Google Talk - MSN Messenger - Yahoo Messenger I look forward to WORK with you VERY soon.  less

    web-scraping microsoft-excel internet-research data-analysis data-mining ebay-api data-scraping web-crawler crawlers data-science 00 more less
    • $3.33 HOURLY RATE
    • 4.9
    • 774 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • Ruby / Rails Lead Developer with strong OOD/OOP skills / 11k oDesk hrs

    Non-agency professional skilled in: * Ruby on Rails (2.x -- 4.x) * Complex background jobs processing (Sidekiq, Resque,..) * Message queuing with RabbitMQ * RDBMS (PostgreSQL, MySQL) * NoSQL databases (Redis, Riak) * Amazon Web Services (EC2, S3, Glacier, Redshift,..) * RESTful API implementation * RoR applications … more

    Non-agency professional skilled in: * Ruby on Rails (2.x -- 4.x) * Complex background jobs processing (Sidekiq, Resque,..) * Message queuing with RabbitMQ * RDBMS (PostgreSQL, MySQL) * NoSQL databases (Redis, Riak) * Amazon Web Services (EC2, S3, Glacier, Redshift,..) * RESTful API implementation * RoR applications deploy, monitoring, maintenance (on Windows and Linux) * Semistructured data parsing (ANTLR + custom parsers) * Facebook integration (authentication and FQL) * Column-oriented DBMS (MonetDB, InfiniDB, Infobright, Vertica) * Big data cloud-based solutions (Google BigQuery, Amazon Redshift) I can perform solution architecture design / redesign & refactoring / implementation. I'm also capable of performing thorough review of existing RoR applications and making a list of suggestions on how to improve — did that for several clients and they were all happy. ) Involved in professional programming since 2006, I have participated in development of several complex projects, including business intelligence web application for Nielsen (Nielsen Answers; C# / ASP.NET), contemporary art web portal ArtSlant.com (RoR / ASP.NET components, Amazon/Rackspace clouds), .NET-powered desktop software package and RoR-based web application for complex management of large statistical datasets, comprehensive web-based ERP system (Rails 4), and other projects. I like challenges, have solid skills of problem solving and do not require supervision to successfully perform my duties. My communication and planning skills are good enough to coordinate other people's work, and I'm ready to combine development responsibilities with project/product management (in agile way).  less

    ruby-on-rails ruby postgresql mysql git amazon-ec2 amazon-s3 object-oriented-design code-refactoring test-driven-development bdd javascript jquery css3 html5 xml data-analysis data-science statistics data-scraping data-backup rest sql lamp-administration linux-system-administration windows-administration database-administration .net-framework c# vertica 00 more less
    • $49.99 HOURLY RATE
    • 5.0
    • 11372 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
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