Top Upwork Freelancers

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  1. Pasha Kostohrys

    Pasha Kostohrys

    java developer

    Ukraine - Last active: 3 days ago - Tests: 6 - Portfolio: 7

    I am software engineer. Starting to code Java at University. I am like develop mobile applications (android) and enterprise sites. My recent achievments: - successfully released online service for lawyer (planetaprava.com.ua) as a lead java developer \ team lead in team of 2 developers and 1 qa; - successfully released service for online interview as a java developer - successfully released native mobile application for rabotalux.com.ua as a java developer - successfully released android application for calculating spend calories(pedometer) - successfully released android application for view photos from whatsapp - successfully released blackberry app for send and receive sms when click on link - successfully released mail.ru parser using selenium - successfully released android applications for see wallpapers and sync it via own server (spring mvc) - successfully released android applications for read news and sync it via own server (spring mvc) My skills: 1. Programming languages: - Java (main); - JavaScript (submain); 2. Frameworks: - Spring - Play - express (node js framework) - mongoose (node js) - Apache tiles - Scala templates - Jquery - Hibernate - JUnit - Mockito - Selenium - JAX-WS - Blackberry API - Apache SQS 3. Databases: - MongoDB - MySQL - Redis 4. REST and XML: - Jackson - Gson DOM, SAX, Xpath and JAXB. 5. other : - Git, Svn; - Redmine, Jira; - Jenkins, Hudson, TeamCity; - Confluence.

    $8.89 /hr
    80 hours
    4.88
  2. Vitaliy Gudenko

    Vitaliy Gudenko

    iOS developer

    Ukraine - Last active: 7 days ago - Tests: 2 - Portfolio: 1

    Skilled iOS developer. During the last 3+ years I am developing native iOS applications without any cross- and multi- platform framework such as PhoneGap or Sencha. I have a good experience in developing (Objective C, Swift, iOS SDK, Cocoa Touch), knowing of XML, SOAP, REST, JSON, SQLite, CoreData, CoreLocation etc., experience in working with Store Kit framework, iAd framework, AVFoundation framework, working with remote services. Also I have experience in publishing applications to AppStore, making Ad-Hoc builds, working with provisioning profiles, iTunes Connect.

    $16.67 /hr
    357 hours
    5.00
  3. Netkachev Andrei

    Netkachev Andrei

    Expert iOS, Android, Phonegap Developer with PHP, Angular Experience

    Ukraine - Last active: 2 days ago - Tests: 5 - Portfolio: 2

    Thank you for your visit. I'm expert iOS / Android Mobile App Developer and I have 6+ years experiences in the mobile app development. I obtained Bachelor degree of Information Science and based on my strong basic skills, I have became the master of mobile app development. I have developed many mobile apps and I'm very familiar with Chat App, Social App and E-Commerce Shopping App. What I value the most is the business client's satisfaction and I always eager to provide the creative ideas to my potential clients. I'll always be there for you and support you with my best. Thank you very much.

    $44.44 /hr
    878 hours
    5.00
  4. Rodrigo D.

    Rodrigo D.

    Product Designer

    Spain - Last active: 4 days ago - Tests: 2 - Portfolio: 11

    I’m an experienced Product Designer passionate about people, stories and technology. You’ll find me working where they intersect, transforming innovative ideas into beautiful and intuitive web/mobile experiences. My designs are a mix of passion and expertise that I combine to deliver remarkable business-driven interfaces for startups. If you want your designs to make an impact, let’s talk. ;)

    $60.00 /hr
    1,314 hours
    4.37
  5. Deepak Arora

    Deepak Arora

    iPhone/Android App Developer

    India - Last active: 8 days ago - Tests: 2 - Portfolio: 1

    3.5+ years Exp in iPhone Developemt. Most advanced API and framework used so far. Work on almost 50+ Apps on App Store. All are live and having good users base. Yes, I am New here. But Not in App Development. Worked with Asia No 1 Software Company. Having Full Knowledge of: 1. iPhone/iPad Application Development 2. PSD slicing and Screen Design 3. Full knowledge of SVN and GIT through command line and GUI also 4. Knowledge of Instruemnts to fins Memorey leaks and Crashes 4. Exp for Working on complex and Enterprise apps which distributed on Enterprise level. 5. Animations, Maps, Push notifications, ALL iOS SDK, Parse Framework, Urban Airship, Games API, In App Purchase all are under my hood. 6. Besides all this, Main thing is Communication, Always available round the clock. 7. Having much experience to work in Agile or SCRUM development. Hading so many ideas for all apps to look better and work better. and Most important - How to make revenue. These all things turn me to a complete developer and analyst, Manager of myself. Thanks Your Next Team Member

    $16.67 /hr
    2,658 hours
    4.95
  6. Daniel Guillermo Bareiro

    Daniel Guillermo Bareiro

    GNU/Linux and Unix system administrator

    Argentina - Last active: 4 days ago - Tests: 2 - Portfolio: 2

    I manage and use free/open source software and GNU/Linux (most experienced Debian) since 2000. I have also participated in numerous conventions related to these themes (some of them as speaker) and collaborating with the discovery of bugs in applications for contribute with the community. Specialties: Networks and operating systems security, monitoring technologies. Advanced knowledge of GNU/Linux environments and virtualization platforms. LANs, WANs, VPNs, Firewalls, TCP/IP. Description of services: ---------------------------------- Servers: ====== Installations, configurations and maintenance plans for servers running GNU/Linux or free BSD operating systems range. * Planning, installation and configuration of GNU/Linux systems as both free and open source systems. * Installation, configuration and maintenance of servers of BSD range: FreeBSD and OpenBSD. * Print servers. * Mail servers with spam and virus filters. * Proxy servers. * Fax servers. * Corporate instant messaging servers. * Install and configure DNS servers. Procedures for domain management. * Management servers for uninterruptible power supplies. * Web servers (Apache, PHP, MySQL and PostgreSQL). * Database servers (MySQL and PostgreSQL). * DHCP servers. Networks and Infrastructure: ===================== Installation, maintenance and failure analysis of networks. High-availability systems, mass storage, remote backup, and monitoring equipment and services. * Installation and maintenance. * Firewalls. * VPNs. * DMZs. * RAID, SAN and NAS systems. * Implementation of VoIP telephony systems. * Virtualization systems (for production systems, development and testing). * Remote backup systems. * Monitoring systems. * Control, preventive analysis and resolution of faults in networks. * Installing and configuring high availability clusters. Consultancy: ========== My main goal is to provide a work environment based on trust, integrity and transparency, in order to become your strategic partner to help you realize your projects. My experience in the field of free/open source technologies allows me to offer a wide range of consulting services for your business, which include audit and analysis of systems, applications and networks, migration to free and open source systems, and systems integration, among others. * Migrating to free and open source systems. * Network analysis. * Security analysis. * Configuring applications. * Systems integration.

    $36.67 /hr
    28 hours
    4.92
  7. Sergio Bruccoleri

    Sergio Bruccoleri

    Developer,Translator,Project Manager & Moderator

    Italy - Last active: 1 day ago - Tests: 3 - Portfolio: 2

    Hello, My Name is Sergio Bruccoleri and i'm a Developer for Windows Platforms, Translator, Project Manager and Moderator for Communities I'm able to speak English and I'm native Italian. In the Windows Phone Store, I Already have an Application published by me and my Dev group called Quotidiani Italia (Available in Italy and Outside). My Dev skills are : CMS,PHP,HTML,Java,Visual Basic,C# I'm capable to work with many CMS like Joomla and Wordpress. I Work as Translator and i'm able to translate from English to Italian and From Italian to English, i'm speak english fluently. I'm able to speak and write in Italian. I'm native Italian. I Already worked here in oDesk as Project Manager and Moderator for a Social Network. But i have experience as Translator for projects related to Technology and not.

    $7.78 /hr
    1,440 hours
    5.00
  8. BABI SARAFARAZ

    BABI SARAFARAZ

    4+yr Exp iPhone | Android | PHP(Drupal,Wordpress) Developer

    India - Last active: 22 hours ago - Tests: 1 - Portfolio: 3

    ✔ If you are looking for long-term engagement, qualitative work, timely delivery, and a developer to take care of your development needs then I am the person for whom you are looking for. ✔Experienced with - iPhone/Android/php - All kind of parsing (XML, JSON, RSS, SOAP, WSDL) - All kind of API (Twitter,Facebook,dropbox,googleDrive) - Google API (Map,Place,Drive,Analytics) - Encoding/Decoding - Data upload/Download - Database(Core Data,Sqlite,Plist) - Audio / Video - In-App Purchase - Bar Code,Qr Code - All Animations - GeoLocation - Chart Integration (Pi,Bar,Line) - Push Notification (Local / Server Side) - Ad Integration (iAd, Revmob, Adwirl, Admob, Chartboost, TapJoy, Mopub,etc...) ✔Available - I Will always available to Communicate(9am-9pm IST). ✔Achievement * TITANIUM CERTIFIED DEVELOPER (http://developer.appcelerator.com/devlink/profile/1286877/sarafaraz-babi) ✔Let's work together to build bigger smart phone apps and Websites. Best Regards, Sarafaraz Babi.

    Groups: Appcelerator Certified Developers

    $15.00 /hr
    935 hours
    5.00
  9. Vasil T.

    Vasil T.

    Senior Project Manager, Java/Android developer.

    Belarus - Last active: 14 days ago - Tests: 5

    Project/department manager with over 8 years (since 2007) of management experience and 15 years overall (since 2000) experience in IT. Got reasonable technical background by starting as a junior Java developer and growing up to Java department manager. Good intercultural communication skills. Willing to solve complex tasks. Doing some Android development as a hobby and to keep technical knowledge up to date. Android: GPS (NMEA), Bluetooth, Accelerometer, Maps, GCM, Google Play Services (Leaderboard, Achievements), AdMob, Google Analytics, Chat (XMPP, Smack, OpenFire), Voice Recognition, Augmented Reality (OpenCV)

    $20.00 /hr
    69 hours
    5.00
  10. Robert M.

    Robert M.

    Networking/VoIP/Build/Test/SQA Professional

    United States - Last active: 9 days ago - Tests: 4 - Portfolio: 1

    I'm proficient in networking (Cisco - working on CCNA), operating systems (Linux, UNIX, Windows, MacOS and a few others) as well as Open Source PBX systems such as Asterisk, Trixbox, FreePBX, Elastix and PBXInAFlash. I have done extensive SQA (software testing) as well as scripting (bash) for administration of various servers. I can code in Python, PHP and some Java and Java Enterprise. I've worked extensively with Jenkins for build/deployment environments. I'm quite skilled with web application type servers, including Apache, Tomcat, JBoss, as well as various mail relays - Postfix and Sendmail. When it comes to security, I'm quite proficient at the command line with iptables as well as some open source type firewalls (Sonicwall). I am no stranger to packet analysis/sniffing a network with tools such as Wireshark, ettercap and nmap.

    $25.56 /hr
    118 hours
    4.60