Data Science Professionals & Consultants

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Data Science Job Cost Overview

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

Upwork Data Science Jobs Completed Quarterly

On average, 28 Data Science projects are completed every quarter on Upwork.

28

Time to Complete Upwork Data Science Jobs

Time needed to complete a Data Science project on Upwork.

Average Data Science Freelancer Feedback Score

Data Science Upwork freelancers typically receive a client rating of 4.83.

4.83
Last updated: May 1, 2015

Popular Data Science Searches

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  1. Aldrin L.

    Aldrin L.

    Architect, Backend Engineer (Scala, Java, Hadoop)

    Brazil - Last active: 16 days 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!

    Groups: LoginRadius, Microsoft Certified Professionals

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

    Ivan T.

    Ruby / Rails Architect w/ scaling exp. 8 yrs, 12k hrs, 100pct success.

    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.

    Groups: Engine Yard Ruby on Rails Professionals Network, oDesk Verified Web Developers

    $100.00 /hr
    12,809 hours
    5.00
  3. Peter B.

    Peter B.

    Kenya - Last active: 14 days ago - Tests: 3

    I am a Data Handling Specialist offering practical and affordable solutions for data needs. I handle Excel, csv, text, sql and APIs. My acquired regular expressions skills, combined with an eye for detail give me a competitive advantage over most Data Specialist. My main programming language is Python(Py2 and Py3). I have 2 years of experience in customizing OpenERP, dealing with modules such as CRM, POS and Accounting, in Windows and Linux. I want to curve myself a niche online as a hard and smart working individual with honesty and reliance as my main strategies for long-term\repeat business.

    $14.44 /hr
    72 hours
    4.71
  4. Anass G.

    Anass G.

    Speed-Fineness-Accuracy

    Morocco - Last active: 02/20/2013 - Tests: 11

    I'm very good in typing , rewriting , entering data from images , PDF , website , Excel ...etc I can use word , powerpoint , Excel I’m a relative newbie so please read beyond hours worked and give me the chance to make my mark here – I promise you won’t regret it! I have excellent command of English, French and Arabic, and am a stickler for processing, formatting, consistency, typing scanned documents and correctness. I’m very experienced in MS Word, MS Excel and MS Powerpoint, and the inter-facing between them. PHOTOGRAPHY is my main passion, and I am experienced in most aspects of shooting and image manipulation.

    $3.33 /hr
    0 hours
    5.00
  5. Morgan Thompson

    Morgan Thompson

    Data Scientist, Statistician, Programmer (R, Python)

    United States - Last active: 10/11/2013 - Tests: 1

    Expert-level R programmer with a Masters in Biostatistics from UC Berkeley. Comfortable with Python and UNIX/Linux shell script. Adept at translating business needs to analytical solutions. Thorough understanding of major statistical algorithms used in tech, science and engineering. Background includes work for start-ups, entrepreneurs and business professionals. Talented at communicating technical terms in clear, understandable high-level language. Great social and interpersonal skills allow for a multidimensional and effective method of implementing data analytics into any environment.

    $50.00 /hr
    0 hours
    0.00
  6. Duncan Fyfe

    Duncan Fyfe

    Directory

    United Kingdom - Last active: 06/06/2014

    I am a highly experienced scientist, project manager and IT professional. During my academic career I led teams of fellow scientists and software developers working on a number of major, multinational, data-driven projects. I offer consultancy and data analysis services to allow the wider worlds of business, industry and academia to draw on skills that have been applied and demonstrated in some of the most demanding data analysis settings imaginable. I undertake a range of consulting, data analysis and software development services to: * Help companies understand how data analysis can benifit them. * Turn raw data into meaningful answers. * Make complex information accessbile through collation and visualisation. * Integrate data collection, aggregation and analysis into existing projects.

    $100.00 /hr
    0 hours
    0.00
  7. Derek Tingle

    Derek Tingle

    Research Engineer

    United States - Last active: 4 days ago

    Hi, I'm Derek. I'm a software engineer with a masters degree in Music, Software and Technology from Stanford. My expertise is music information retrieval, which includes digital signal processing, data mining, machine learning, and general purpose programming. I worked for several years as a research engineer at a large digital media company before leaving to work as a freelance developer. I also have experience with Amazon's Web Services, Apache Spark, web programming, API development, and systems administration.

    $50.00 /hr
    0 hours
    0.00
  8. Rob H.

    Rob H.

    Expert Infrastructure Architect and Data Integration w/Biz background

    United States - Last active: 2 days ago - Tests: 4

    I have over 19 years experience in the IT field. My main experience is with iSeries(AS/400) at a senior engineer/architect level. I have a very deep background in performance analysis, OS support, upgrades, and configuration. I also have an expert background in Information Management that includes data governance assessments and implementations. I have experience with Infosphere CDC(DataMirror), Information Server, DataStage, QualityStage, Infosphere Discovery. I am looking for opportunities to assist you with my data management skills on all platforms(not just iSeries). Also experience with HMC, Oracle 10 and 11g(RAC), CDC, DB2, Solaris, Tru64 Unix, MPE, HP3000, Control-M, iDoctor, Performance Explorer(PEX), MB Performance Tools, Performance Navigator, Websphere MQ, Mimix, iTera, BRMS, DBMon, Visual Explain, Tibco, Aldon, MKS Implementer, Robot, MAPICS, Interactive Voice Response systems(IVR), PKZIP, Java, CL, RPG, ILE, Toad.

    $50.00 /hr
    0 hours
    0.00
  9. Amandeep Sandhu

    Amandeep Sandhu Agency Contractor

    BigData,Spark,Machine Learning,Amazon Web Services,Spark,Hbase Python

    India - Last active: 2 days ago

    Hadoop ,Machine learning ,Python and R for twitter analytics , predictive analytics and Data engineering projects-collection ,Processing and Analzying the data Expertise :- Apache Spark, Apache Storm, Apache Plastero , Solr,Nutch ,Mapreduce ,Pig ,Hive,Flume,Scoop, Explored the Cloudera Platform ,Hortonworks and MapR solutions Cloud Openstack and Amazon Cloud Puppet , Chef, Dockers , Swift and Saltstack

    Associated with: Xenon DigiLabs

    $25.56 /hr
    0 hours
    0.00