NoSQL Freelancers

Browse NoSQL job posts for project examples or post your job on Upwork for free!

NoSQL Job Cost Overview

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

Upwork NoSQL Jobs Completed Quarterly

On average, 15 NoSQL projects are completed every quarter on Upwork.

15

Time to Complete Upwork NoSQL Jobs

Time needed to complete a NoSQL project on Upwork.

Average NoSQL Freelancer Feedback Score

NoSQL Upwork freelancers typically receive a client rating of 4.58.

4.58
Last updated: June 1, 2015

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  1. Oluwole Owoseni

    Oluwole Owoseni

    Backend Programmer expert in many core web technologies

    United States - Last active: 08/01/2014 - Tests: 2

    I have over 5 years experience programming in numerous web technologies including PHP, HTML, JavaScript, Node.js and more. I've also worked with numerous databases and technologies including mySQL, MongoDB, Redis, Druid, VoltDB and many more. My core competency lies in backend development. Give me a server and a task and that's when I truly shine. I'm an entrepreneur by nature and I also have an avid love for technology of all types.

    $38.89 /hr
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  2. Simanas Venčkauskas

    Simanas Venčkauskas

    Python/Django developer, software architect

    Lithuania - Last active: 07/01/2014 - Tests: 1 - Portfolio: 9

    Passionate software developer and architect / business analyst preferring cutting edge open source technologies and tools to deliver top quality software solutions in shortest period of time for increased business efficiency and profit. Programming languages: Python, JavaScript, ActionScript 3.0, Java, C/C++ Frameworks: Django, Twitter Bootstrap, AngularJS MarioneteJS Other technologies and tools: PostgreSQL, MongoDB, Jquery, Backbone, Celery, Django CMS, Mezzanine, Linux, BashScript, Git, test driven development, Adobe Photoshop, Adobe Illustrator. Holds significant experience as an entrepreneur.

    $44.44 /hr
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  3. Carlos Andres Bolaños Realpe

    Carlos Andres Bolaños Realpe

    Software Architect and Developer

    Colombia - Last active: 11/18/2014 - Portfolio: 2

    Summary Software Engineer with a focus on distributed systems development, HA systems and highly scalable Internet-based architectures. More than 10 years of experience working for different industries such as: Telecommunications, E-Commerce, Banking, Retail, B2C, etc. Specialties: Distributed systems programming, Erlang/OTP, C/C++, Java, C#, UNIX/POSIX programming, VoIP, NGIN. Experience Technical Lead, Intertec International Heredia, Costa rica — 2014-Present CTO/Co-Founder, Niagara Systems, Inc. Medellin, Colombia — 2008-Present - Designed and developed WEST, tool written in Erlang/OTP for messaging-based systems development, with high concurrency and real-time requirements. [https://github.com/cabolanos/west] - Designed and developed WEST Java Client. [https://github.com/cabolanos/west-java-client] - Designed and developed IM solution, using Erlang/OTP, MongooseIM, FFMpeg, Nginx Media Server and FreeBSD. - Designed and developed MERC, a MarkLogic REST Client written in Erlang/OTP. - Designed and developed Cloud Communications Platform with a RESTful API. Technologies: Java, Mobicents (JAIN SLEE, MMS), Spring and JBoss AS. - Designed and developed a distributed logging solution with Riak database and Erlang/OTP. - Designed and implemented EMCALI Click-To-Call Service. Technologies: Java, JSLEE, Mobicents Media Server and JBoss AS. - Implemented Cloud Communication Platform for EMCALI. - Designed and implemented Electronic Recharge Service. Technologies: C/C++, Dialogic. - Designed and implemented Sponsored Calls Service. Technologies: Java, JSLEE, Mobicents Media Server and JBoss AS. - Designed Mobile Services architecture for Avianca BCBP System (Bar Coding Boarding Pass). - Designed Next Generation Services Platform for ETB. IT Specialist/Applications Architect, IBM Bogotá, Colombia — 2011-2013 Bancolombia - Innova Project. - Designed and developed SWIFT Server simulator. Technologies: Java, Spring, JMS and WebSphere MQ. - Designed architecture of Distributed Document Management System. - Designed and developed a distributed caching solution, using Java, Spring, EHCache and Memcached. - Designed architecture of TRADE solution, based on SOA and EDA. Senior Software Architect, Carvajal S.A. Cali, Colombia — 2008-2011 - Designed and developed EWS (EBusiness Web Services), a Web-based business network and invoicing platform. Technologies: Java, JMS, Spring Integration, REST and WebSockets. - Designed and developed Peru Electronic Billing Solution based on SUNAT government regulations. Technologies: Java, JMS, Spring Integration and SOAP. - Designed a Credit Card Solution for COOMEVA. - Designed and implemented a Distributed Caching System. - Designed a Mass Email Sending System. - Implemented a Capacity and Performance Model for B2B invoicing platform, using QN Models. - Designed and developed Traceability Solution based on RFID technology. Software Engineer, T-Uno Colombia Bogotá, Colombia — 2007-2008 - Designed a Real Time Video Conference System. - Designed and developed a voice-recording module for an audio conference platform. C/C++ and Aculab. - Designed and developed a digital E1 line monitoring system. C/C++ and Aculab. Software Developer, Innovatec Ltda. Cali, Colombia — 2006-2007 - Designed and developed Prepaid Calling Card Platform. C/C++ and Dialogic. - Developed a VoIP/TDM/PRI/GSM gateway. C/C++ and Dialogic. - Developed version 2 of PBX platform. C/C++ and Dialogic. - Designed and developed TEMAS, a Telemarketing application written in C/C++, using Dialogic boards. Education Master of Management, Information Technologies Cali, Colombia — 2010-Present Universidad ICESI. Specialist in Networks and Communications Cali, Colombia — 2007-2010 Universidad ICESI. Bachelor of Science in Electronics Engineering Cali, Colombia — 2000-2006 Pontificia Universidad Javeriana. Professional Qualifications - Software Architecture Design Professional Certificate, Carnegie Mellon University and Software Engineering Institute, 2011. - Advanced Distributed Systems Design using SOA & DDD, presented by Udi Dahan, 2010. - Business Process Management Course, IT Institute (ITERA), 2009. Skills & Expertise - Erlang/OTP - Distributed Systems - C/C++ - Enterprise Software Architecture - Java - Real-Time Systems (VoIP, NGIN, IMS) - Unix/Posix Programming - NoSQL (Riak, MongoDB, CouchBase, Redis, etc.)

    $38.89 /hr
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  4. Sergio Ramazzina

    Sergio Ramazzina

    Software Architect, BI Architect experienced in JAVA/J2EE, Ruby/Rails

    Italy - Last active: 09/09/2014

    Over 20+ year experience in developing and architecting large enterpirse systems in Java/J2EE and Ruby/Rails. Deep experience with opensource technologies like Spring, JBoss AS, Tomcat, Hibernate, MyBatis, Apache tools. I also have core competencies in frontend technologies like HTML5, CSS3, Bootstrap, JQuery, Ext/Sencha, AngularJS. Experienced in Relational and Multidimensional data modeling (Star Schema, Snowflake, Data Vault). Wide experience in managing development teams using Agile Methodologies. My major strengths are - Strong knowledge of modern project management methodologies and tools. - Proven experience in leading development groups using agile methodologies and XP programming techniques - Professional and “hands on” background to manage, lead and deliver customer focused, technically sound business solutions. - Good communication skills - Always open to evaluate new technologies to offer the best solution to my customers - Proven attitude to train people on new technologies - Good knowledge of the major opensource products/frameworks View my complete profile on http://it.linkedin.com/in/sramazzina/

    $74.00 /hr
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  5. Daniel Meyer

    Daniel Meyer

    Freelance Python Developer

    United States - Last active: 04/29/2014

    Skilled python developer looking for opportunities to develop automated tests and testing frameworks, as well as tools and utilities. Capable of writing tools for a wide variety of tasks. In addition to my experience programming I have a degree in physics and experience working in scientific research. I would be excited to tackle problems of a more mathematical nature.

    $50.00 /hr
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  6. Piotr Kedziora

    Piotr Kedziora

    full-stack developer, agile coach, software architect and more

    France - Last active: 5 months ago - Portfolio: 2

    Agile developer and team coach. I have been introduced to TDD in 2007. Since then I'm using Agile techniques and methodologies such as: TDD, refactoring, pair programming, scrum, pomodoro, making demos, retrospective, team integration, continuous integration, versioning(git)… and still i'm open and happy to explore/test the new ones. Software design patterns, GRASP( General Responsibilities Assignment Software Patterns), UML, fast prototyping, api-design Programming languages : Ruby, Objective-C, C/C++, Swift(learning), Java, basics of assembler Basically for test driven development I have used : RSpec, Unittest, Minitest, Capybara, FactoryGirl, Guard Web: I'm do both, font-end as well as back-end side of development process: Ruby on Rails, HTML5, EmberJS, CSS, jQuery, AJAX, SASS, CoffeScript, Facebook, Twitter, Backbone.js, Heroku, oAuth, various gems and frameworks... Database : PostgreSQL, MongoDB, MySQL, exploring various NoSQL like(Cassandra, Couchbase, Aerospike) I like to have challenges in architecture scaling. Mobile development : I do a native iOS apps, as well as html5 based apps for iOS and Android with Steroids or PhoneGap and other frameworks like EmberJS or backbone.js with Rails for backend etc., Unity(bacics), OpenCV Image and video processing : face detection and recognition and facial movement and other techniques/algorithms, OpenCV, ffmpeg for video decoding, wrote some basic video filters other technologies : elasticsearch, openstack, swift, docker, ansible Testing the cutting edge : I love testing and experimenting with the unreleased(beta/head) software, jailbreaking/rooting the smartphones etc. Problem solver : I have 6th sense for finding the unconventional why of solving the problems. Live video broadcasting : I've build live video broadcast architecture. I have a lot of experience with RTMP, and HLS streaming/broadcasting

    $100.00 /hr
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  7. Grzegorz Junka

    Grzegorz Junka Agency Contractor

    United Kingdom - Last active: 03/13/2014

    Senior Software Consultant with 13-years' professional experience in Software Development, Software Testing and System Architecture actively involved in all stages of full life-cycle project development. Through work provided for some of the biggest companies gained practical knowledge of implementing, testing and managing the development of mobile, server and web applications using: JavaScript / Dojo Toolkit (16 months) Erlang / OTP (15 months) Objective C / iOS - iPhone / iPad (9 months) C# (2 years) including Silverlight (3 months) C++ (3 years) and C++ / STL (3.5 years) Working experience of configuring and maintaining Windows Server, FreeBSD and Linux servers and environments (including virtualization with VMWare, VirtualBox and Hyper-V). Professionalism in working as a freelancer, in the office and remotely, cooperating with small and big teams.

    Associated with: Yoonka, Yoonka

    $60.00 /hr
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  8. Jeff Anderson

    Jeff Anderson Agency Contractor

    Senior Web Applications Developer (16 years experience)

    United States - Last active: 02/17/2014 - Tests: 6 - Portfolio: 1

    16 years of solid website development. Perl, Ruby, PHP, Python, C, C++, MySQL, MongoDB, Apache, jQuery, Twitter Bootstrap and AngularJS are some of the many, many tools in my arsenal. Honesty, integrity, determination and a positive attitude that anything can be done are some of my qualities. If you want a solution that will stand the test of time then I can build it. If you just need a quick fix to keep the money flowing I can solve that too.

    Associated with: unlocalhost

    $75.00 /hr
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  9. Aleksandr F.

    Senior Web Developer

    Ukraine - Last active: 07/06/2011 - Tests: 1 - Portfolio: 4

    Over 15 years of international experience in IT, since 1997. Participated in more than 30 small, medium and large corporate and private projects. Experience in building social networks, WebTV platforms, TV Applications, web content distribution systems, web-crawlers, parsers, corporate websites, e-commerce solutions, large Intranet/Internet solutions for banks. Highly regarded for both business and technical development process consulting, internet marketing, and business domain development. Technical consultant with distinguished business focus. Occupied the following positions: Project Manager, Tech Lead, Business Analyst, Usability Designer and User Interface Competency Group Manager. Currently working as private entrepreneur. Eligible for business trips (Visa’s in order).

    $77.78 /hr
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