Top Upwork Freelancers

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  1. Joshua Kitz

    Joshua Kitz

    Data Analyst and Business Intelligence

    Canada - Last active: 2 days ago - Tests: 1 - Portfolio: 4

    Experience and Background ■ I have a Masters in Spatial Analysis and have worked extensively in data analysis and visual analytics. ■ I have created interactive reports and visualizations with tools such as Tableau, ArcGIS, MapInfo, Access and more. ■ I have created databases in Access and worked extensively with SQL server, and to a lesser degree with Oracle. ■ I also have a knack for technical and creative writing. ■ I have designed several RPG's as well as a simulation game of IT Business Management. Business Intelligence and Analytics Carree Objectives ■ Drive value by providing data driven insights to businesses and stakeholders. Provide that insight via analysis and visualizations that tell a compelling story. ■ Continue to expand my repetoir of Business Intelligence, Analytical, and Statistical tools -- which currently includes Tableau, GIS, SQL Server, Alteryx, SPSS, and R (to name those I have used the most). ■ Provide analysis that changes how the company or group views their business and customer/clients. ■ All based on meticulously crafted and validated visualizations, maps, and analysis.

    $44.44 /hr
    781 hours
    5.00
  2. Mladen Stefanov

    Mladen Stefanov

    Systems Architect/Administrator

    Bulgaria - Last active: 4 days ago - Tests: 9

    For 14 years dealing with IT technologies, I have gained wide range of experience and skills. Over the last 5 years I have specialized on providing following solutions for startup companies, small and enterprise businesses: • Responsible for high availability, continuity and transactional of the Production, Development, QA and Staging environments • Translating high-level requirements into low level system architecture • Understand and maintain at low level clients service propositions and requirements • Develop and implement DR, backup mechanisms and relevant procedures. • Develop and implement Clustered and fail-over infrastructures • Support of world-wide offices infrastructure and co-located infrastructure • Write and maintain procedures and policies. • Handle all issues reported by the clients I have worked with the following applications, operating systems and technologies: > Active Directory Domain, Certificate and Federation services > DB - MySQL/Oracle/MSSQL > OSes - SuSe/RHEL/Debian/Ubuntu/CentOS/Win2k3 /Win2k8 > Network equipment as Load Balancers, switches, FW, routers (Cisco ASA5510, DELL, Linksys, VoIP devices) > Virtualization (ESXi 3.5, 4.1, 5.1, XeN) > Claud services (AWS, DigitalOcean, RackSpace) > Storage SAN/NAS (EMC Celerra, EqualLogic, Synology Disk/Rackstation, PowerVault custom made storage servers ) > On-Line Storage block replication (DRBD) > Clusters and fail-over (Heartbeat, Pacemaker, Corosync) > Code review, Issue & Project Tracking software (JiRa/Confluence/Fisheye/Redmine) > Source code repositories (SVN,GiT) > VoIP (Asterisk PBX infrastructures) > Infrastructure monitoring (Zabbix, MRTG, custom scripts) My core competency lies in complete end-end develop and maintain of a infrastructure projects, and I am seeking opportunities to help by solving IT problems for you or your business.

    $33.33 /hr
    478 hours
    4.95
  3. Felipe Schenone

    Felipe Schenone

    MediaWiki Developer

    Argentina - Last active: 8 days ago - Tests: 2 - Portfolio: 8

    MediaWiki installations, configurations, updates, backups, migrations, skins, templates, extensions, repairs, hacks, anything. I'm a self-taught web developer, specialised in MediaWiki. I've developed many MediaWiki extensions, several skins and some core code. I also got a grant to participate in the international MediaWiki programming marathon of 2013, in Amsterdam. See my portfolio and my work history for proof of my previous work. Besides being a developer, I also contribute to Wikipedia since 2008. Having made thousands of edits, I know the user experience well, including the general wiki way and culture. MediaWiki and wikis are more than a job to me, and that will show in the final product I deliver.

    $40.00 /hr
    139 hours
    4.97
  4. Michele Mereu

    Michele Mereu

    PPC Google AdWords Specialist

    Italy - Last active: 4 days ago - Tests: 2

    Hello! I am Michele a multilingual Google AdWords Certified Specialist. I've 5+ Years PPC Experience with Google AdWords (Search, Display, Remarketing, Google Shopping) , Facebook ADS, Bing/Yahoo Ads and +2$ mln budget managed. I can setup and optimize your AdWords campaign and reach your business' goals, especially in Lead Generation and Ecommerce. Italian is my mother tongue but I'm professional with AdWords campaigns Globally to help you growing your business. Professional PPC Campaigns Setup, Management and Optimization. - Keyword Analysis and Research - Persuasive Ad Copywriting and Ad Grouping - Advanced Settings with Tips & Tricks - Remarketing/Retargeting Setup and Optimization - Google Shopping Campaigns - Landing Page Copywriting - Usability and User Experience - Web Marketing Consultancy Take a look to my background, and should you need a hand, do not hesitate to contact me! It will be a pleasure :)

    $40.00 /hr
    301 hours
    4.93
  5. Roman Gulyaev

    Roman Gulyaev

    Scala Developer

    Russia - Last active: 3 days ago - Tests: 2 - Portfolio: 5

    Hello my friend! Over 10 years of experience in different technologies. I can develop any Scala application. Check out my projects at http://roman-gulyaev.ru/ or portfolio. I would be happy to put my experience in your projects and help you. Technologies: Playframework, Scala, Akka, REST API, Non blocking I/O, Websocket JSON, XML, CSV, HTML/CSS, JavaScript, Jquery SQL, MongoDB, Redis Git Best regards, Roman

    $33.33 /hr
    180 hours
    5.00
  6. Roman B.

    Roman B.

    System Administrator

    Russia - Last active: 5 days ago - Tests: 8

    Experienced system administrator. Worked for 6+ years in ISP company as Lead System Administrator. Many linux systems been installed and supported by me. I have big experience in VMWare vSphere, Veeam Backup, Netapp SAN and networking. Also I've managed Cpanel WHM hosting, so know everything about Apache, MySQL, PHP, DNS and email. I know how to setup VoIP and IPTV systems from small to big size. I can setup monitoring for all of this systems (SNMP, service based and system agents). Also I have big programming knowledge in PHP and other OOP languages. I'm looking for System Administrator or Lead System Administrator position.

    $35.00 /hr
    394 hours
    4.99
  7. Tuhin Bhuiyan

    Tuhin Bhuiyan

    Web Developer (Exp.6yrs.) PHP, WordPress, MySQL, AJAX, jQuery

    Bangladesh - Last active: 5 days ago - Tests: 8 - Portfolio: 1

    I am a web Developer & Designer specializing in Wordpress, Front-End, Back-End Development. I have extensive experience in various types of website design and development which includes: e-commerce websites, community websites, corporate websites, non-profit organization websites as well as personal websites. Php and WordPress is my most favorite development area. My Major expertise is- √ WordPress √ PHP and MySQL √ JavaScript √ HTML5 and CSS 3 √ PSD to HTML & WordPress. √ WordPress theme customization √ WordPress Plugins/widgets customization, √ eCommerce √ Membership √ Knowledgeable in social media/online marketing √ Well-versed in Search Engine Optimization practices & techniques √ Skillful with Adobe Photoshop, Fireworks & Illustrator. I promise Quality work and compliant code. Motivated by variety and stimulating projects. All work undertaken with care and pride. ** I'm usually working 40+ hours per week at home. I am available to work under any timezone if client's required. ** I'm available on Skype 12+hours per day and check my mailbox every 10 minutes that means you can spot me any time. Over the last 6 years, I have developed a wide range of websites using Php + MySql + Payment Gateways +WordPress + eCommerce + HTML + DHTML + Web design + Templates Design and development + Psd to Html + Table less design + wc3 valid + JavaScript + JQuery + Ajax and now also using HTML5 and successfully delivered quality of hundred projects to our small & large delighted clients. I'm always looking for new challenges and new people to meet. Thank you for reading out my profile!

    $40.00 /hr
    84 hours
    5.00
  8. Alexander Silenko

    Alexander Silenko

    Expert PHP Developer

    Ukraine - Last active: 3 days ago - Tests: 2

    Hello, My Name is Alexander. I'm professional web developer with 7+ years of working in commercial projects. For now I'm mostly specialising on Magento shops customisation and performance tinning. Also I have big experience in creation of custom web application on Zend and Yii Frameworks. Looking forward to work with you :)

    $32.00 /hr
    109 hours
    5.00
  9. Khurram S.

    Khurram S.

    Web Researcher, Curator, Translator (Urdu/English/Punjabi)

    Pakistan - Last active: 4 days ago - Tests: 13 - Portfolio: 20

    I have a vast experience in web search, data scraping, documenting, editing, translating, proof-reading, writing and re-writing. I accommodate, innovate, focus, develop prudence and mount passion for excellent quality of work. My final output is always adapted to target environment and grammatically correct. I am looking forward to be on your board.

    $33.33 /hr
    572 hours
    4.99
  10. Daniel Vargas PhD

    Daniel Vargas PhD

    Marketing Consultant, Business & Academic writer

    Netherlands - Last active: 4 days ago - Portfolio: 4

    Creative value and insightful analysis just a click away! Over 7 years of professional experience as a writer, digital marketing strategist, and academic researcher, make up the core value of my work. I'm a uniquely skilled provider of: -Planning, Execution and Evaluation of Inbound Marketing (Result driven content marketing: lead acquisition, CRM, Campaign planning execution and evaluation, creative strategy, SEO&SEM strategies) -Academic writing and research, article writing, and editing: expertise in business, economics and the social sciences. -Business writing (articles, white papers, executive briefs, grant writing) -Creative writing (copywriting, ghostwriting, script writing)

    $30.00 /hr
    703 hours
    4.83