Top Upwork Freelancers

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  1. Jorge Vazquez

    Jorge Vazquez

    Data Analyst\Programmer

    Spain

    Professional with over four years' experience in IT consultancy. Last projects are related to database administration with PostgreSQL and PHP, and data analysis/graphical representations in Excel (and VBA) and R software

    $23.33 /hr
    180 hours
    0.00
  2. Kelly Black

    Kelly Black

    Consultant

    United States - Tests: 2

    I have a wide variety of skills and experiences. My speciality is in programming with an emphasis on c++, python, and R. I am also fluent in matlab.

    $20.56 /hr
    869 hours
    0.00
  3. Samir Alex

    Web Programmer with over 5 years of experience in PHP / MySQL / Js

    Romania

    Hi everybody. Thank you for taking the time to read this. My name is Alexandru , I'm from Romania. I specialize in Web Development with over 6 years of experience , what I work with the most is PHP, HTML, HTML5, CSS,CSS3, JavaScript, MySQL, CAPTHA, JQuerry,Ajax and .net. I also work with lots of platforms like: Wordpress(100%) Joomla(100%) e-commerce(95%) Prestashop(95%) BigCommerce(90%) CS-Cart(80%) Virtuemart(95%) Magento(100%) I look forward to working with you, I am very trustworthy and work very fast. With all this I leave you to decide if you will hire me or not. Thank you ,with all respect, Alex.

    $20.00 /hr
    0 hours
    0.00
  4. Rav M

    Oracle EBS - Developer/Analyst

    United States

    More than 16 years of IT experience in implementation, upgrade, support and maintenance of Oracle Applications Releases. Experience in systems analysis, design, documentation, configuration, programming, customization, integration, migration, implementation, enhancement, production support, testing, and user training of Oracle Applications. Techno-Functional Expertise in Oracle ERP modules(HRMS, Finanacials, CRM and Supplychain) Worked extensively on Oracle 11g/10g/9i/8i, Forms 6i/4.5, Reports 2.5/6i, Discoverer with technical excellence in PL/SQL, SQL Plus, SQL Tuning, ERD, Export, ETL, Import and ODBC utilities. Expertise in writing stored procedures, functions, packages and triggers using SQL and PL/SQL and exposure in script development using UNIX Shell scripting. Experienced in data conversion, interface development, new & customized forms and reports, Oracle workflow builder, Oracle alerts and upgrades.

    $22.00 /hr
    0 hours
    0.00
  5. Vic D.

    Bioinformatician and webdeveloper

    Netherlands - Tests: 1

    I am a bioinformatician with a diverse portfolio ranging from genomics to web development and databases. On the data analysis side I work on bioinformatics analysis pipelines, algorithms and databases, often with very large complex datasets. On the web developer side I mainly focus on building user friendly interfaces for (micro)biology related bio-informatics tasks using Django, D3.js and Jquery for visualization of complex datasets. Specialties programming: - Python, Django, BioPython, BioPerl, PHP, Ruby, R - Bash, Linux systems management - Javascript, jQuery, D3.js, HTML5, CSS3 SASS/LESS, Bootstrap. - PostgreSQL, MySQL. MongoDB, Redis, RabbitMQ, ZeroMQ Specialties Bioinformatics: - NGS, (Illumina, PacBIO, IonTorrent), - RNA-seq, Genome assembly, SNP analysis, Gene prediction, Comparative Genomics, - Microarrays, Genetics, Annotation

    $50.00 /hr
    0 hours
    0.00
  6. Monali P.

    PHP/Drupal Developer (Site Builder, Theming and Customization)

    India - Tests: 1

    We are a small team (3 developers) having 7+ years of experience in developing large websites in different domains. They have developed a wide range websites using PHP, Drupal, Wordpress, Yii, Smarty, HTML, CSS, AJAX, jQuery and MySQL. We are looking for good projects to prove our skills in web development.

    $12.00 /hr
    2 hours
    3.00
  7. Konstantin Z.

    Cisco/Juniper/Network/UNIX admin

    Russia - Tests: 5

    Over the last 10+ years, I have developed, deployed and supported a wide range of network solutions using Cisco and Juniper gear (routers and switches) including service provider infrastructure and small business sites. My core competency lies in designing networks, choosing right protocols and technologies, and I am seeking opportunities to build networks of different sizes. Another area of my professional competency is unix/linux, FreeBSD and RedHat primarily. Over the last 15+ years, I have installed, configured and troubleshooted unix/linux servers with different software and services. I am seeking opportunities to install, support and troubleshoot FreeBSD/RedHat servers and applications, including but not limited to: Apache/Nginx, PHP, Sendmail/Postfix, misc. SQL/noSQL DBs, Asterisk/OpenSIPS, antivirus/antispam/antimalware, proxies. I also have some experience in the following areas: Linux, some Solaris, shell scripting, some Perl/Ruby/PHP and adjacent technologies.

    $16.67 /hr
    0 hours
    0.00
  8. Vi M.

    Systems Engineer

    Australia - Tests: 4

    Hi my name is Vitaly, I am looking for technical tasks in Systems design, administration and integration. Currently working on implementation of web based dashboard to automate our daily tasks related to system administration and management of our cloud based servers. I have experience with zabbix monitoring tool(setting up/configuring and maintaning) for environment around 70 monitored hosts(linux based application servers). For our Dev/Admin environment we us tools as: puppet, jenkins, postgresql, apache tomcat, nginx and logstash. If you have tasks in such areas I would love to give you a hand on it! Looking forward to work with You:)

    $16.67 /hr
    0 hours
    0.00