Top Upwork Freelancers

Clear all filters
  1. Viacheslav Pryimachenko

    Viacheslav Pryimachenko

    iOS Developer

    Ukraine - Tests: 3 - Portfolio: 8

    New project in portfolio every week! ----------------------------------------------------------------------------------------------------------- Skilled iOS developer with more than 2 years of experience. Social networks (Facebook, Twitter, Google+, etc.), location services, push services and many more. ----------------------------------------------------------------------------------------------------------- I have my own team of iOS, Android and Back-end developers. Can deliver the full cycle of app development ----------------------------------------------------------------------------------------------------------- I'm looking for a possibility of developing applications from ground level ones to complex solutions. Providing customer's satisfaction by offering best quality within less time. Hiring me will save you money, time and nerves.w

    $15.00 /hr
    10 hours
    5.00
  2. Michael Ptitcyn

    Michael Ptitcyn

    Android Developer | Web | .NET

    Ukraine - Tests: 4 - Portfolio: 3

    Hi, My name is Michael Ptitcyn. I believe my strong points are my Punctuality and Creativeness. My main goal will always be to meet your needs and deadline. I have a lot of knowledge in web technologies. 2 years worked on creating websites (PHP, ASP.NET MVC). I have a lot of experience in database design. Good experience in developing Android applications. It was developed over 8 applications. 3 years working with Unity3d and was created 2 Android games and 1 PC game. I have a Bachelors in Computer Science from Kharkiv National Aerospace University, in the Ukraine. Listed below are my experience and skills. — Android (2.x & 4.x): Fragments API, UI, Services, admob, airpush etc; — Java Core: Java Core, Multithreading, etc; — .NET: C#, ASP.MVC, Entity Framework, Development of desktop applications, LINQ, lambda expressions, etc; — Core web: XML, JSON, HTML/CSS, JavaScript, PHP, AJAX, JQuery; — Unity3D; — IDE: Eclipse, Mono, Android Studio, Visual Studio; — OS: Linux, Windows; — VCS: Bitbucket; — DataBase: MySQL, SQLite, MS SQL Server, MS Access — SQL; — UML. Personal qualities: Purposefulness. Integrity at work. Ability to quickly learn new software product or technology.

    $15.00 /hr
    0 hours
    5.00
  3. Ganesh R.

    Ganesh R.

    Web and desktop developer. Linux enthusiast.

    India - Tests: 3 - Portfolio: 5

    I have done numerous projects for both private parties and govt institutions. I Have 6 years experience in programming. My main area of expertise is in web technology and of course I have done other projects which includes mobile phone applications, desktop and OS programming. You won't regret for choosing me to finish your work.

    $16.67 /hr
    0 hours
    5.00
  4. Vitaly Zemlyansky

    Vitaly Zemlyansky

    Experienced Ruby/Scala Developer

    Kyrgyzstan - Tests: 4

    I’m professional developer and software architect. I have master degree in Computer Science and 7 years of software development experience. I work as Software Developer since 2008 with different technologies and different project's directions. I'm communicable, enthusiastic person who collaborates well with other team players. I design modular, reliable and extensible applications that are easy to maintain. - Programming languages: Ruby(1.9, 2.0), Scala, SQL, JavaScript, Swift&Objective-C, Java(Android) - RDBMS: PostgresSQL, MS SQL, SQLite, MySQL - NoSQL: MongoDB - Key-value stores: Redis - Frameworks: Ruby on Rails, Sinatra, Grape, Play, Spray, AngularJS - Web: HTML5, CSS, XML, JSON - Preprocessors: HAML, CoffeeScript - Clouds: Amazon (AWS), Heroku

    $33.33 /hr
    9 hours
    4.98
  5. Lev Ovsyannikov

    Lev Ovsyannikov

    Oracle, Java developer

    Russia - Tests: 2

    Developing desctop java application. Poi(generationh excel), Jsch(ssh, scp) Writing and developing Oracle(9,10,11) objects: scripts, stored procedures, functions, packages and etc. support Oracle Applications. Developing Embacadero Delphi XE2 applications. Testing software. Have experience to deal with version control systems like Git(GitHub, Bitbucket) and SVN. Oracle (9,10,11) administration skills (rman, backups, restoration, tuning StandBy (including automated restore without Enterprise Options)). Experience to work with Windows Server 2008 (2012). basic skills in Unix systems Ubuntu, FreeBSD.

    $11.11 /hr
    0 hours
    5.00
  6. Oleg Burca

    Oleg Burca

    System, Network and Hosting administrator. Wordpress Specialist.

    Moldova - Tests: 5 - Portfolio: 2

    Hi, I am Linux and Windows administrator, with more than 8 years experience. Currently I'm working as DevOps specialist and SysAdmin for a development company. We create websites, online shops, APIs, applications and much more. I manage about 50 virtual and dedicated servers hosted on AWS, in our DataCenter and all around the world, runing on Windows Server 2008/2012 and Linux Ubuntu/Debian/CentOS. Most of them are Web Servers, but there are also DataBase servers, Mail, FTP and Application servers. Previously worked as engineer in a hosting company and was responsable for installing new services, configuring hosting servers, backup configuration, monitoring and clients support. Managed about 70 servers. I have good network administration skills and a lot of experience with WordPress. Worked a lot wit different panel for hosting, billing, datacenter administration, virtualization, VoIP and other. Latest year, most of projects managed by were hosted on AWS (Amazon Web Services). I am familiar with technologies, the abbreviations of names of those could scare many people: RDS, EC2, Reserved Instances, ELB, SES, SNS, AMI, IAM, S3, VPC, Elasticache, Route53, CloudWatch and others. I can help you plan, configure, scale, monitor, reduce costs of your AWS services. So, what can I do for you?! * First of all I can setup for you a Web Server. IIS on Windows, or Apache/Nginx on Linux. It can be also a mixed configuration with Nginx as frontend and apache for backend. It can be proxy, caching or load balancing configuration. Configure SSL certificates. * I can setup a mail server based on Postfix/Dovecot with antispam and antivirus functionality, with SSL/STARTTLS security. You will be able to use a webmail or dedicated client. * I can setup a File/FTP/WebDav server. * I can setup a MySQL server with PHPMyAdmin. * I can setup a backup solution for your server(s). * I can setup a DNS Server and solve all messing with domains and records for different purposes. * I can setup a virtualization server. * I can setup VoIP server (based on Asterisk/FreePBX). Configure trunks, extensions, conferencies and caller groups. * I can setup a Firewall or/and Gateway server, routers and switches. * I can setup or improve security for your server(s). * I can help you design scalable and reduntant cluster for web, database or application. * I can configure hosting services on AWS, estimate and optimize costs (Most experienced with EC2, RDS, ELB, Route53, SES, SNS). * I can setup Windows Exchange server. * I can setup Windows SharePoint server. * I can configure any business services offered by Google, Microsoft, Yandex or other. * I can migrate your site(s) to another hosting account or server. * I can improve your WordPress website performance and secure it. * I can assist or train you on all stuff about.

    $27.78 /hr
    0 hours
    5.00
  7. Oleh K.

    Oleh K.

    C# Developer

    Ukraine - Tests: 5

    Hi. My name is Oleh. I love to solve problems and create architectures that prevent them. I'm driven, if not obsessed, by solving different technical challenges. When I don't have one to solve at work, I invent them on the side to keep my development skills sharp and give myself a reason to get out of bed, or even sometimes stay up all night. I have good experience in: - Desktop development on WPF and Windows Forms; - Web development on ASP.NET/ASP.NET MVC; - Metro development (Windows 8 apps); - Have good database knowledge (SQL Server, MySQL, SQLite etc) and ORM (Entity Framework); Feel free to contact me if you need help implementing your next idea using cutting-edge technology.

    $14.99 /hr
    0 hours
    5.00
  8. Muhammad Usama

    Muhammad Usama

    Solver

    Pakistan - Tests: 2 - Portfolio: 4

    Over the last 4 years, I have developed many Desktop Applications for Windows in C# .Net, and also some in Java, C++ and some Kernel programming in C on a Linux System, for the clients and in studies. Have worked in core PHP and Wordpress as well. Currently I am working on an Web Based Institutional Repository (DSpace) which uses JSP and JAVA. My core competency lies in making a perfectly working system taking care of small details. I am seeking opportunities to build a solution for you. I also have some experience in the following areas: Javascript, Web Scrapping and Automation, Android, UI Designing, Java, MYSQL, MS SQL Server, PostgreSQL, MATLAB, Data Analysis and Data Cleaning,

    $6.00 /hr
    0 hours
    5.00
  9. Branko S.

    Branko S.

    PHP Programmer

    Serbia - Tests: 4 - Portfolio: 3

    I have 10 years of experience specialized in backend programming and web applications development using PHP. I worked on a lot of web application created in custom php, Wordpress, Laravel, Zend Framework, Magento... Big part of applications I have developed is related to learning and I like to work on project related to E-learning.

    $22.22 /hr
    0 hours
    5.00
  10. Alexander Kuznetsov

    Alexander Kuznetsov

    Alexander Kuznetsov

    Russia - Tests: 4

    My name is Alexander Kuznetsov! I'm from Russia. Over the last 3 years, I have developed software for PC (Windows), RTOS, Cross Platform, National Instruments hardware platform and PLC. My specialization is: C/C++ (Visual Studio, Qt (+QML), CodeBlock, LabWindows) C#, VB, VB .NET, VBA, VB Sctripts SQL/MySQL/SQLite OpenCV (I'm graduate student of computer vision systems department) Scripts for Microsoft Office. LabView (incudin NI hardware platform PXI, PXIE and Compact Rio). I have National Instruments certificates (2+ Years experience). Programming OMRON PLC, OMRON Graphic Tuch Panels and OMRON SCADA. I have Omron certificates. Programming scripts for Zuken E3 Software.

    $7.78 /hr
    0 hours
    5.00