Data Science Professionals & Consultants

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, 20 Data Science projects are completed every quarter on oDesk.

20

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 4.82.

4.82
Last updated: April 1, 2015

Popular Data Science Searches

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Aldrin L.

Aldrin L.

Architect, Backend Engineer (Scala, Java, Hadoop)

Brazil - Last active: 1 month ago - Tests: 12 - Portfolio: 1

Over the past 15 years I've worked with projects ranging from Startups to Fortune 100s. From C++ to Scala, past assignments involved: - Protocol Design in C++/Delphi - Java API Publishing - Maven Plugin Development - Distributed Systems using RESTful backends - Scala / Akka Design - Jenkins Plugins Writing On a daily basis, I spend between Systems Architecture, Build Planning, for Hadoop and Restful Backends, specially under Amazon Web Services. Oh, I'm also a Cloudera Certified Administrator and Developer. Favorite platforms include Scala, Python and General Java. See my full profile for more descriptions and feel free to browse my github and bitbucket profiles at the addresses below: http://github.com/ingenieux http://bitbucket.org/aldrinleal Favourite customers involve pragmatic teams, with contant online presence, and direct involvement with the end customer, and a problem involving legacy and the next generation Feel free to discuss our next project - I'm always looking for the next challenge!

$55.56 /hr
3,109 hours
4.83
Ivan T.

Ivan T.

Ruby / Rails Architect w/ scaling exp. 8 yrs, 12k...

Russia - Last active: 1 day ago - Tests: 3 - Portfolio: 1

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.

$100.00 /hr
12,695 hours
5.00
Rahul Singh

Rahul Singh Agency Contractor

Search/NLP/Semantic/Predictive Models/Machine Lear...

India - Last active: 06/18/2014 - Tests: 3 - Portfolio: 3

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).

Associated with: OSBII Agency
$55.56 /hr
3,622 hours
5.00
Eugene Krevenets

Eugene Krevenets Agency Contractor

Full Stack Developer (Node.js/Angular.js/Mongo/Pyt...

Montenegro - Last active: 1 day ago - Tests: 3 - Portfolio: 6

Hello there, I'm full-stack developer, with a higher mathematical background. # My stack (mainly) * Front end: AngularJS, RequireJS, SASS, LESS, coffeescript, three.js, canvas, WebRTC, webgl, mobile, socket.io, phonegap; * Back end: Node.js, Python Django, Jinja2, flask, MongoDB, MySQL; * ENV: VBox, Vagrant, Docker; * Principles: TDD, BDD, SOLID; * Public services APIs: 4sq, Facebook, Google, Instagram, OpenStreepMap, Stripe.com, Twitter, UserVoice, YouTube and other; * Other: Mathematical model, AI; # Briefly about me: ## Social-net startup Now I was working on startup - Realaxy - its a 3d social net. Here is our widgets http://pressanykeytocreate.blogspot.com/2013/07/realaxy-in-closed-beta-under-cover-i.html. We have created a flash application with tons of 3d, heavy UI and strong interaction with the server REST API. ## Gamedev I was working in Gamezhero (http://www.gamezhero.com) studio as a developer and team leader for a more than five years. There I have developed tons of casual games and game frameworks. ## Pet projects ### Game engine Here is my javascript game engine main focus on complex, multilayered architecture for maximum flexibility of game objects: * DarlingJS - http://darlingjs.github.io ### Other projects http://hyzhak.github.com In free time research javascript for client side, also for server side (node.js). Developed some mobile application for Android and Blackberry Playbook. Also lead some tech-blogs: * http://pressanykeytocreate.blogspot.com (English version) * http://anykeytocreate.blogspot.com (Russian version)

Associated with: jakijak
$40.00 /hr
2,547 hours
4.70
Volodymyr Kostanda

Volodymyr Kostanda Agency Contractor

iOS/Android/MacOS/Win/ObjectC/C#.NET/C++/Delphi/Ja...

Ukraine - Last active: 3 days ago - Tests: 42 - Portfolio: 40

Owner and CEO at AdoriaSoft LLC. AdoriaSoft offers full cycle software development services and implements all stages of projects for our customers: - Research and estimation - Requirements definition - Architecting - Development - Graphical design and User experience design - QA - Support and updates Platforms that we develop for: - iOS (iPhones and iPads of different versions) - Android phones and tablets - MacOS - Web - Windows desktop - Windows Server - Windows CE - Windows Mobile PPC and SP 5.0, 6.0, 6.5, 7 editions We - have different real devices for testing (Android phones and tablets, iPhones, iPads of different generations, Macbooks, etc), no emulators. - work with both native and crossplatform frameworks - use an established design/development/testing lifecycle, follow scrum - have our own development servers with tasks management system (JIRA), source control (Git), continuous integration and build server (Bamboo), etc. - can easy work with time zones like PST, EST, etc. - offer high quality and cost effective solutions for our customers Technologies/Languages/Libraries/Frameworks: - ObjectiveC, iOS SDK, Mac OS SDK, XCode - Java, Android SDK - C++, STL, Boost, ATL, WTL, COM, MFC - Windows API, DirectShow, DirectSound, Sockets, Completion Ports, OLEDB, TAPI, GDI - C#, Managed C++, ASP.NET, LINQ, ADO.NET Entity Framework, WPF, Compact Framework, Mono.NET, Monotouch, Xamarin - Appcelerator Platform, Titanium, PhoneGap - MS SQL Server, T-SQL, Oracle, MySQL, NoSQL, MongoDB - Cloud platfoms: Amazon Web Services ( AWS ), Microsoft Azure - Web technologies: REST and SOAP web services, JavaScript rich client libraries, HTML5, CSS3 Our competences: - business automation software - System utilities for MacOS, Windows and mobiles platforms - Information security, cryptography, steganography - client-server applications - Wireless 3G/4G, Bluetooth, WiFi applications - VoIP, voice codecs, data signal processing - Complex Web applications and portals (ASP.NET, PHP, REST web services, JavaScript rich clients)

Associated with: Adoriasoft
$29.00 /hr
15,009 hours
4.90
Sarge Rogatch

Sarge Rogatch

C++, CSharp .NET, Java Developer or Project Manage...

Belarus - Last active: 05/13/2014 - Tests: 4 - Portfolio: 2

Competence, Knowledge and Ability: - Algorithms & Data Structures, Discrete Mathematics, Graph Theory, Optimization, Operations Research ( http://ioi.eduardische.com/people/2056 , http://community.topcoder.com/tc?module=MemberProfile&cr=23291407 ) - Machine Learning, Natural Language Processing, Neural Networks, Multi-agent Systems, Distributed AI, Data Science, Big Data Analytics, Semantic Web - Project Management, Performance Increase, Work Breakdown Structure, Automation, Definition of Standards - Web development C/C++, Java, C#, .NET, ASP.NET, WEB Services, XML, HTML, JavaScript, MATLAB, SQL, RDBMS, OLAP, Multithreading, Windows API, Project Management, Technical Design, Functional Design, Debugging, Profiling, Coding, Assembler, Caching, Amazon EC2, VMWare Virtual Machines, Data Mining, Dynamic Programming, Reinforcement Learning, Clustering, Logic, Programming Pearls and Best Practices, Mentoring, DOS, Batch scripts, SVN, Tortoise SVN, Rational ClearCase, ClearQuest, Visual Studio, Eclipse, Sun JVM, JRockit, Hudson, MySQL, MSSQL, RDF, Oracle Primavera Portfolio Management

C C++ Borland C++ Builder Microsoft Visual C++ Java Oracle Java EE .NET Framework ASP.NET Amazon Web Services xml web services XML HTML AJAX XHTML MATLAB Basic Visual Basic Pascal Object Pascal Delphi SQL MySQL Administration NoSQL PostgreSQL Administration Oracle PL/SQL OLAP Multithreaded Programming Distributed computing DBMS Windows App Development Win32 App Development Unix System Administration Linux System Administration Software Testing Architecture Software QA Testing Project management Agile software developmennt Scrum Business Analysis Business Development Product Development Product management technical analysis Technical Documentation Functional testing Test Driven Development Test Case Design Test Automation Reverse engineering Software Debugging Data Encoding Artificial Neural Networks Computer Networking TCP/IP X86 assembly language Assembly Language Process architecture Memcached Translation Program Management Systems Development database programming Socket Programming Amazon EC2 VMware Administration Cryptography Interaction design Statistics Biostatistics Teaching Mathematics Algorithms Genetic Algorithms Teaching Algebra Data mining Data Analytics Data Structures Data Science Database Modeling Database design database management Database testing Geometry Translation English Russian Computer vision Machine learning Supervised learning Cluster Computing Regular Expressions Virtualization Teaching Physics Electronics Embedded Systems API Development API Documentation MS-DOS Administration Apache Ant Apache Subversion (SVN) Tortoise SVN ClearQuest Microsoft Word Microsoft Excel Microsoft PowerPoint Microsoft Project Microsoft Visual Studio Eclipse
$33.33 /hr
2,583 hours
4.99
Abhishek Jain

Abhishek Jain Agency Contractor

27000+ hrs on oDesk and iphone,Blackberry and Andr...

India - Last active: 16 days ago - Tests: 8 - Portfolio: 81

We do mobile application development & porting services for iPhone, BlackBerry, Android, Windows Mobile, Symbian as well as all types of J2ME devices.

Blackberry app development Android App Development J2ME C Amazon Web Services xml web services SOAP Amazon EC2 Rackspace Cloud Servers Mac OS App Development Website Development BlackBerry JDE Adobe Photoshop Content Management Web design JQuery Mobile Core Java Custom CMS CakePHP CodeIgniter Facebook Development FourSquare Development Legal research C# .NET Framework ASP.NET Visual Basic VBScript Twilio API Live Chat Software XMPP XML Balsamiq Google Maps API Google Analytics Google Places API Google Analytics API Google+ LinkedIn Development Business Process Modeling Java JavaScript Django Mechanical Turk API 3D Animation Accounting A/B Testing Account Management 1ShoppingCart HTML HTML5 ActionScript soapUI SAP Business Objects Objective-C Apple Xcode Zen Cart Zend Framework OsCommerce Research Papers Animation CSS3 CSS Deja Vu iOS Jailbreaking Business Proposal Writing Accounts Payable Management AbleCommerce Medical Writing API Development ActionScript 3 Abaqus Engineering drawing WinDev Mobile Microsoft Access Administration Microsoft PowerPoint Amazon Relational Database Service Zoho CRM Microsoft Project Windows App Development Google Swiffy Microsoft Windows Azure Caricature Drawing PHP phpMyAdmin Calendar Management Data Analytics Data mining Data Sheet Writing Data Backup Database design Database Administration Internet research Data Science Database Modeling Microsoft Windows Workflow Foundation Database testing 3D Design Apple WebObjects Oracle WebLogic SAP NetWeaver Information Builders WebFOCUS Power Builder LAMP Administration Phone Support PhoneGap Appcelerator Titanium Paypal Integration Payment Gateway Integration Online Community Management Adobe Content Server
$30.00 /hr
5,435 hours
4.42