Top Upwork Freelancers

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  1. Ievgen Bulgakov

    Ievgen Bulgakov

    Developer, TL: Delphi, SQL, C++

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

    Over 16 years, I develop applications using different languages (Basic, C, Pascal, Forth, Assembler) and technologies. Last 8 years mainly use OOP - Delphi and Unify Team Developer (with different versions of SQL). Design and implement "internal" (DB structure, intermodules interfaces etc.) and "external" (GUI, reports) parts. I also have some experience with C++, UML and theoretical knowledge about Java.

    $44.44 /hr
    8,124 hours
    4.96
  2. GM Roland Agreda

    GM Roland Agreda

    Linux System Administrator

    Philippines - Last active: 27 days ago - Tests: 2

    Hello, Equipped with years of experience, dedication, knowledge and expertise, i am confident i can be of great value to your company. I am very good at Wordpress and able to design/build and maintain a website, also do some SEO I have enough work experience with linux server, networking and system security, 8 years of experience with linux servers, i'm expert on push scripts, sandbox to production file push, and data retrieval, my previous job was senior system administrator to a bit-coin mining company. I have many experiences with web-hosting company and launching 3-5 sites daily, i am well experienced in WHM/Cpanel/WHCMS and DNS, i have knowledge with wordpress and drupal, and mail configuration MX settings. I love doing server maintenance, and i am available 24/7, i am used to using a staging system is to have a staging and production site, i am well experience on that method, last time i have program a cron job script to push the dev files to sandbox every 4hrs, the developer working on the dev site and no need to FTP to send to sandbox, i had it automatic push, then when the files is on Sandbox QA check the files before manually push to production server, also "manual push" but server side click only 1-2 sec done... Database and Files....

    $6.67 /hr
    178 hours
    4.98
  3. Johann Tagle

    Johann Tagle

    Database Specialist (Design, Tuning and Development)

    Philippines - Last active: 3 days ago - Tests: 3 - Portfolio: 4

    More than 15 years experience in database architecture, development, optimization and administration as well as business intelligence, using Oracle, MySQL and PostgreSQL and MongoDB databases. Particularly interested in architecture, development and tuning to support high performance applications and back-end business intelligence and reporting. Explores and uses databases features available such as stored programs, triggers, special table types and functions to develop best-fit solutions. Also uses tools to determine Knowledgeable in data warehousing techniques and use of tools such as Pentaho Business Intelligence platform. and developing ad-hoc scripts for reporting and ETL. I was also 2012's top expert for MySQL Server in Experts-Exchange.com (http://www.experts-exchange.com/expertAwards/annual.jsp?year=2012). I have also developed some tools to help me manage MySQL (https://github.com/johanntagle/modified_query_profiler and https://github.com/johanntagle/mysql_online_alter_table), though I have since used more sophisticated tools from companies such as Percona.

    $25.00 /hr
    374 hours
    4.98
  4. Cuong Le

    Cuong Le

    Senior Software Developer (C/C++/MFC,Java,...)

    Vietnam - Last active: 1 day ago - Tests: 4 - Portfolio: 4

    Thanks for your reviewing. I am Cuong Le. I have over 6 years of software development experience in C/C++/MFC. Experienced in software development life cycle including requirement analysis, design and implementation. Programming Languages: C/C++, MFC, C#. Databases: PostgreSQL, SQL Server. Software process: CMMI, Agile (Scrum, Jira tool). Other: Visual Studio, Eclipse, UML, GIS, GPS, XML, XML-RPC, COM, Hook, GDI, DirectX (DirectDraw, DirectShow, Direct3D), Touch Screen device and printer device. Further information, please refer at https://vn.linkedin.com/in/ltcuong

    $8.89 /hr
    16 hours
    5.00
  5. Emil R.

    Emil R.

    Classic ASP WEB Developer

    Moldova - Last active: 1 day ago - Tests: 2 - Portfolio: 5

    Proficiency with HTML5, CSS3, JavaScript, JQuery, JqueryUI, ADO, ASP Classic, IIS, XML, VBS, MYSQL, MSSQL, JQueryMobile, DHTML, WEB Scraping (with Nodejs+Cheerio, VBS), Highcharts Familiar with Nodejs, Express, EJS I have been for 17 years in the computer field. I have been programming and developing for 15 years using Foxpro (SQL) and 8 years ASP Classic programming language. I am experienced in every phase of the development cycle. I have developed inventory, survey, financial, direct mailing, billing, client-server, user defined reporting systems, and some web development. I have written specifications for most of my projects and created user and technical manuals for each one. I have provided customer support and training for all projects and performed maintenance and normalization of databases for each project. I can also adjust myself in any programming platform.

    Groups: LoginRadius

    $16.00 /hr
    432 hours
    4.83
  6. Kolumban Lehel

    Kolumban Lehel

    Mobile and web game developer

    Romania - Last active: 5 days ago - Tests: 1 - Portfolio: 4

    I have 8 years experience with Flash ActionScript 3, creating social, mobile, browser games and apps, websites, highly configurable flash components and other various projects. Strong experiences in creating games: car game with physics, casino games (slot games, video poker, blackjack, roulette), facebook games, numerous card and puzzle games, mobile (iOS, Android) and browser games, multiplayer games. Strong experience in the development of Flash Applications with heavy server communication (Remoting, Sockets, JSON) and JavaScript / Flash bridging In-depth knowledge of ActionScript 3, XML, FlashDevelop Tool, Air, OOP, PureMVC and design patterns. Basic JavaScript, PHP (AMFPHP) and MySQL knowledge. Specialities: Flash ActionScript 3, games, Air, Android, iOS, Nape physics engine, Starling

    $22.22 /hr
    24 hours
    4.99
  7. Mikhail Olshanski

    Mikhail Olshanski

    Expert Java and Android developer

    Russia - Last active: 9 days ago - Tests: 1

    Hello I'm a professional Java and Android app developer with more than 3 years of full-time professional experience. My goal is to provide fast and clean product that meets my client's needs. I have successfully completed complex Java projects using Liferay Portal, Spring framework, Play Framework, Mule ESB and other technologies and frameworks and quite some Android projects including NDK-based ones and with use of tools like parse.com or Realm DB or Android Support Library. Also, I have experience with JS frameworks: Angular, AUI and Jquery, as well as as with plain JS.

    $15.00 /hr
    175 hours
    4.70
  8. Olha L.

    Olha L.

    SW Test Engineer

    Ukraine - Last active: 12 days ago

    Over 8 years (25 projects) of experience in full life-cycle of development business applications. quality assurance, quality control and business analysis. Projects in the business areas such as Finance, Healthcare, Real-estate, E-commerce, ERP, CRM etc. Projects Web, desktop, embedded, including complex system. My responsibilities in this respect include: • establishing and support the QA process • requirements analysis, business analysis, risks analysis and measurements • initiate and maintain documentations like Vision, SRS, User story, acceptance criteria, test strategy/plan/design/cases/scenario/checklists, tractability matrix, metrics, risk analyze, • tests execution (any type of manual testing) • leading QA team and controlling QA process throughout the project life cycle • evaluate the results , document the deviations from expected results I have taken the following positions: • Test and QA Engineer • QA Team Lead (up to 10 team members) • Business Analysts • Consultant • Mentor • Lecturer • SCRUM experience • BA experience Result-oriented, high personal standards, attention to details. Responsible and proactive.

    $10.00 /hr
    18 hours
    5.00
  9. abeer Mostafa

    abeer Mostafa

    SW Expert, Professional Project Manager, Technical consultant

    Egypt - Last active: 8 days ago - Tests: 2

    Seeking new challenges in management by which I can effectively utilize my managerial skills as a PMP certified as well as my 13 years working experiences in the Information Technology field, To gain more experience and professionalism in management in different managerial areas as the project scope management, schedule, budget, quality and change control, and to contribute gaining more experience towards the qualitative enhancement of my organization

    $33.33 /hr
    1,260 hours
    5.00
  10. Ivan R.

    Ivan R.

    Front-end engineer

    United States - Last active: 10 days ago - Tests: 2

    Some of the technologies I enjoy using are Node.js, MySQL, MongoDB, Angular, Backbone, D3.js, Canvas, CSS3, Jenkins and Git. Always open to try new languages, frameworks and methodologies. I've developed several web apps and admin systems for restaurants, medical systems, construction companies and Sales companies. In the past I've also worked as an Automation Engineer for more than 2 years, developing testing frameworks and distributed testing engines, all in Java, for a Geo-Stationary Satellite controlling software.

    $36.67 /hr
    58 hours
    4.98