Data Science Professionals & Consultants

Showing 102 freelancers

Data Science Professionals & Consultants

Showing 102 freelancers

Browse Data Science job posts for project examples or post your job on oDesk for free!

Data Science Job Cost Overview

Typical total cost of oDesk Data Science projects based on completed and fixed-price jobs.

oDesk Data Science Jobs Completed Quarterly

On average, 15 Data Science projects are completed every quarter on oDesk.

15

Time to Complete oDesk Data Science Jobs

Time needed to complete a Data Science project on oDesk.

Average Data Science Freelancer Feedback Score

Data Science oDesk freelancers typically receive a client rating of 4.75.

4.75

Last updated: March 1, 2015

  • Ruby / Rails Expert (Developer, Architect). 12000 hours, 5 stars.

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Scalable, decentralized (modular) applications architecture * Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift) * Background jobs processing: Sidekiq, Resque, delayed_job … more

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Scalable, decentralized (modular) applications architecture * Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift) * Background jobs processing: Sidekiq, Resque, delayed_job * Message queuing: RabbitMQ (AMQP) * Client-side tech (HTML5 / CSS3 / JavaScript [native / AngularJS]) * RESTful APIs implementation, integration with any third-party APIs, data harvesting from sites which do not provide an API * Social media integration (authentication, querying, publishing): Facebook, LinkedIn, YouTube, and more * Process: TDD/BDD with RSpec, Cucumber, Capybara, Zeus, Guard * Rails applications deploy, monitoring, maintenance: Heroku, Amazon EC2, Linode, Heroku) * Amazon Web Services infrastructure: EC2, S3, Glacier, Redshift,.. * Version control systems: svn, git (with GitFlow, GitHub Flow workflows) As a back-end technical architect / developer, I can develop scalable and stable multi-node server-side applications and also can evaluate your Ruby/Rails application and make suggestions on possible optimizations / refactoring / adopting best practices. As a team lead, I can divide, regroup, prioritize and delegate tasks to developers, consult developers on best practices, ensure high overal quality of software product. I like challenges, have solid skills of problem solving, do not require supervision to successfully perform my duties. Dependability is also one of my key strenghts (never left my work half-done / half-functioning). If my current rate fits your project's budget, contact me to discuss technical and other aspects — I'm looking forward to it.  less

    ruby ruby-on-rails 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
    • $90.00 HOURLY RATE
    • 5.0
    • 12375 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
    GROUPS:
  • Experienced writer, proofreader, web developer and software engineer.

    I am currently a medical student on deferral from my studies. I have extensive experience writing, editing and proofreading both general and specialised works; this is a requirement for graduate entry into medicine here in Australia. I am currently deferred … more

    I am currently a medical student on deferral from my studies. I have extensive experience writing, editing and proofreading both general and specialised works; this is a requirement for graduate entry into medicine here in Australia. I am currently deferred from my studies while taking care of family, and am looking to put my skills to good use while earning some money. I am dedicated, reliable and always available for communication regarding current or future work. I also have previous experience in software engineering and development, including paid work as a web developer on research projects at both Queensland University of Technology and University of Queensland.  less

    proofreading teaching-mathematics software-debugging data-science python php css ajax web-design website-development 00 more less
    • $10.00 HOURLY RATE
    • 5.0
    • 85 HOURS
    • AUSTRALIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Search/NLP/Semantic/Predictive Models/Machine Learning

    I have good experience in the field of big data, machine learning, search, natural language processing, semantic web and knowledge modeling. I have worked on Named Entity Recognition, RDF, SPARQL, JSON, XML, Hadoop, Mongodb, Couchdb, ElasticSearch, Solr, Lucene, Mahout, R … more

    I have good experience in the field of big data, machine learning, search, natural language processing, semantic web and knowledge modeling. I have worked on Named Entity Recognition, RDF, SPARQL, JSON, XML, Hadoop, Mongodb, Couchdb, ElasticSearch, Solr, Lucene, Mahout, R, Gate, Apache-Jena, Dbpedia, Ektorp, Weka, Jackson. I have a good experience in programming languages such as Java, R, SAS, Python. I have extensive experience of applying machine learning algorithms to solve complex business problems. I am a post graduate in Electrical Engineering, IIT Kharagpur (2004-2009).  less

    natural-language-processing machine-learning data-science sentiment-analysis data-mining core-java r weka sas artificial-intelligence pattern-recognition microsoft-excel matlab perl business-intelligence 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 3622 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
    ASSOCIATED WITH:
  • Ali Gajani

    *READ: Achieved Top 5% of oDesk Contractors badge: http://bit.ly/15jZOKT* Ali Gajani is: - Professional Blogger (Founder of Mr. Geek) http://www.mrgeek.me - Data Scientist Currently a PG at University College London - IT Professional Freelance and Industry - Programmer … more

    *READ: Achieved Top 5% of oDesk Contractors badge: http://bit.ly/15jZOKT* Ali Gajani is: - Professional Blogger (Founder of Mr. Geek) http://www.mrgeek.me - Data Scientist Currently a PG at University College London - IT Professional Freelance and Industry - Programmer and Writer I am known for my craftsmanship in prose and code. - Passionate Geek, Entrepreneurial Mindset, Multiple Talents http://www.aligajani.com Who trusts me: - Worked with Sphero, Leap Motion and more I built Mr. Geek as a brand companies can trust. - Monitis Inc Worked for Monitis here on oDesk for 14 months. $25K contract - Large influence on social media Combined influencer network of 30,000 people from US/UK Interested? Contact me on oDesk and elsewhere. I am all over Google.  less

    mysql css codeigniter html5 css3 javascript php machine-learning data-science data-mining 00 more less
    • $35.00 HOURLY RATE
    • 4.0
    • 1122 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 16 PORTFOLIO ITEMS
    • 4 TESTS
  • Software Engineer

    Software Engineer @ Big Multinational Tech Company @Cairo Egypt, MSc in Computer Science in Statistical Data Mining. My main focus is on projects related to HPC , data mining , Big data analytics , predictive analytics , business analytics , text analytics. I have worked on … more

    Software Engineer @ Big Multinational Tech Company @Cairo Egypt, MSc in Computer Science in Statistical Data Mining. My main focus is on projects related to HPC , data mining , Big data analytics , predictive analytics , business analytics , text analytics. I have worked on many projects creating back-end engines in HPC and Big data analytics solutions. I have experience in these technologis , SPSS Modeler & Statistics , IBM Cell processor (Hardware Accelerator) , IBM Blue Gene. I have solid experience in programming with C/C++ , Java , R  less

    data-mining data-science machine-learning ibm-spss r pattern-recognition c++ statistical-computing predictive-analytics 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 43 HOURS
    • EGYPT
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 1 TEST
    ASSOCIATED WITH:
  • Software Developer

    Software Developer enrolled on the last year of the Master's Degree in Computer Science. Passionate problem solver both on mathematics and algorithms. Open for new challenges and particularly interested in Machine Learning, Data Mining and Natural Language Processing. … more

    Software Developer enrolled on the last year of the Master's Degree in Computer Science. Passionate problem solver both on mathematics and algorithms. Open for new challenges and particularly interested in Machine Learning, Data Mining and Natural Language Processing.  less

    ruby python c ruby-on-rails django-framework machine-learning natural-language-processing research-papers data-science algorithms 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 460 HOURS
    • ARGENTINA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Expert - Writer/Graphic Designer/Wordpress/Administrator

    I have a BS in Marine Science and operate a web development company with my husband - http://www.kingtidemedia.com/ We are a highly motivated and enthusiastic team, with multidisciplinary skills. We offer businesses various promotional materials such as; brochures … more

    I have a BS in Marine Science and operate a web development company with my husband - http://www.kingtidemedia.com/ We are a highly motivated and enthusiastic team, with multidisciplinary skills. We offer businesses various promotional materials such as; brochures, catalogues, advertisements, flyers, logo design and corporate identity, web design, posters, magazines, picture editing. - We pride ourselves on making your brand stand out from the others in every medium. - We have hands on experience in a variety of workplace scenarios, making us approachable. - We take a no nonsense approach when engaging with clients, whether they be experts or completely new to the digital world. Contact us and find out how we can help your business grow.  less

    scientific-writing scientific-research environmental-science climate-sciences data-science 00 more less
    • $23.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • 8 years of experience in Excel, Data Reporting, Dashboard & Analysis.

    8 years of experience in providing business solutions based Microsoft Excel, Data Visualization, Dashboard creation, PowerPoint Presentations. -Expert in Microsoft Excel and Power point Google Docs -Data Reporting -Dashboards -Data visualization -Market / Business Research -Trend Analysis -Qualitative and quantitative data … more

    8 years of experience in providing business solutions based Microsoft Excel, Data Visualization, Dashboard creation, PowerPoint Presentations. -Expert in Microsoft Excel and Power point Google Docs -Data Reporting -Dashboards -Data visualization -Market / Business Research -Trend Analysis -Qualitative and quantitative data analysis -Data analysis I have excellent command in English, and my passion is in reading and writing. I always review my work to provide quality work as much as possible. I always meet the required turn-around time for each project. I have strong work ethic, and I believe that one should always be dependable and efficient in whatever he/she does. I can assure you that I will be able to deliver quality jobs right on time. Thank you for taking time in reading my short and humble profile, and I definitely look forward to working with you!  less

    microsoft-excel microsoft-powerpoint microsoft-word data-analysis report-writing data-science data-entry business-analysis visualization 00 more less
    • $13.90 HOURLY RATE
    • 4.8
    • 30 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
  • Writer And Researcher

    You followed the right link. I'm a highly professional, steadfast and devoted writer with over 2 years experience. I am an expert writer and editor with web, blogging and ghost-writing I have written blog posts and copy for websites … more

    You followed the right link. I'm a highly professional, steadfast and devoted writer with over 2 years experience. I am an expert writer and editor with web, blogging and ghost-writing I have written blog posts and copy for websites for businesses of all sizes and have had articles published in newspapers and many sites s on a wide range of subjects . I am experienced in Web Research and any type of data entry with excellent typing skills and accuracy. High quality performance and complete customer satisfaction guaranteed. all work will be perfect and on time , I also have some experience in the following areas . medical article . political view . data entry  less

    writing creative-writing journalism-writing article-writing book-writing data-science news-writing-style policy-writing 00 more less
    • $9.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • EGYPT
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 4 TESTS
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