Top Upwork Freelancers

Clear all filters
  1. Jorge Ramos

    Jorge Ramos

    Senior Professional Outsystems Developer

    Portugal - Last active: 1 month ago

    Im a very experienced Software Engeneer and i have over 6 years of experience working with the Outsystems Agile Plattform. I've participated in several Outsystems projects, some of them in a teamwork environement, others as a standalone Developer. My experience goes from building just parts of applications to develop and maintain complete Applicational Environments. I've Worked in projects with Health, Education, Banking and Goverment Environments. Also i've worked to clients from Portugal, Angola, United States and Australia.

    $33.33 /hr
    99 hours
    4.94
  2. Nguyen M.

    Nguyen M.

    Salesforce architect, Consultant

    Singapore - Last active: 1 day ago - Tests: 4 - Portfolio: 5

    With over 7 years as a Senior salesforce developer/architect as well as Salesforce Consultant. I have done 100+ Salesforce Projects across the Global. The ability to understand business requirement and translate to technical design. My salesforce blog: https://manhntbkit.wordpress.com/ Feel free to drop me an email at my google mail: manhnt.bkit@gmail.com

    $55.56 /hr
    58 hours
    5.00
  3. Evgeny V.

    Evgeny V.

    Expert in web development, PHP, JavaScript, database programming

    Russia - Last active: 14 hours ago - Tests: 5

    I have more than 5 years of experience in web-sites creating, using PHP/MySQL for backend and HTML/CSS/JavaScript for frontend. Also, I have been working with Oracle database for more than 10 years (procedures, functions, packages, triggers etc on PL/SQL). I have experience in developing client applications on C#. My skills: Web: PHP, JavaScript, jQuery, HTML5, CSS, WordPress, Bootstrap, Python Database: MySQL, Oracle 10g/9i/8i (PL/SQL as well), SQLite Desktop: C#, WPF

    $15.00 /hr
    15 hours
    5.00
  4. Diaa Sami

    Diaa Sami

    Professional C++ Developer, Software Engineer, Computer Wizard

    Egypt - Last active: 1 day ago - Tests: 18 - Portfolio: 9

    I am an ambitious and established software developer who started development in highschool, I'm fond of graphics and interactive applications in general and the open-source philosophy. I have used several programming languages, frameworks and APIs, including but not limited to C/C++, .NET, Java and Python, wxWidgets, OpenGL, Win32, COM and sockets, I've programmed for several platforms ranging from hand-held devices to Desktops(Windows and Linux) and client-server applications. I'm always interested in challenging jobs.

    $27.78 /hr
    2,086 hours
    4.99
  5. Khoa Nguyen

    Khoa Nguyen

    DevOps

    Vietnam - Last active: 6 days ago - Tests: 3

    - Have experience about managing big system about 300 server . - Infrastructure as code with Ansible, Chef. - Use Docker to Continues Deployment - Build Continuous Integration and Continuous Delivery System by Jenkins, Ansible , Docker - Programming languages: bash shell, Python, PHP, Ruby - Config, manage open source such as mysql, apache, nginx, memcached, redis , vagrant , docker ... - High available with fail over and load balance. - Monitor system with New Relic or Zabbix tool - Have experience with Amazon web service : EC2, S3, Route 53, Elastic Cache, Auto Scalling , ELB and Digital Ocean

    $21.99 /hr
    70 hours
    5.00
  6. Lai Tash

    Lai Tash

    Python developer

    Russia - Last active: 14 days ago - Tests: 3

    Hello and thanks for your interest in my profile. I've started my programming path in mid 90th, starting from atari and msdos programming. Approximately five years ago i've turned my face on Python, which now became my prefered programming language and the one i have the most experience with, both in desktop and web development.

    $20.00 /hr
    396 hours
    4.94
  7. Akshay Mehta

    Akshay Mehta

    Java/J2EE/AngularJS/NodeJS/AWS/iPhone/Android- Developer

    India - Last active: 10 days ago - Tests: 5

    I'm an expert Java engineer with 5+ years professional experience, and focused on OO technologies. I have an extensive background in large-scale desktop, web based systems. My core competency lies in end to end design/development of Web/SOA architecture. Expertise in full Software Development Life Cycle (SDLC) including Software Architecture, Object Oriented programming, Data structure & Algorithm, Database Design, J2EE Security, Encryption, Troubleshooting. ----------------------------------------------------------------------------------------------------------------------------------------------- Technologies: Core Java, Multi-Thread, Memory Management, Servlets, JavaBeans, JDBC, Spring 3.0, Web Services (REST and SOAP), SAX and DOM Parsers, Apache Lucene, Cloud-AWS (EC2, S3, SES), Java Sockets, STUN, NAT, JMS, XML/XSD/JAXB/Apache XML Beans, Apache SOLR, JPA Web Technologies: HTML, JavaScript, AngularJS, JQuery, Bootstrap, Node JS (socket.io,websocket) Development Environment(IDE): Eclipse, IntelliJ and Webstorm Web/Application Servers: Tomcat , WebLogic, Jetty, JBoss Mobile Technologies: Android, iPhone App development RDBMS: Oracle, MySQL Platforms: Windows, UNIX, LINUX Testing Tools: Junit 4.x Version Control: SVN, GIT, CVS Methodologies: Agile Methodology, Scrum, Kanban Build Tools: Ant 1.7, Maven 2.x, Gradle ----------------------------------------------------------------------------------------------------------------------------------------------- I'm looking for challeging projects with strong believes in best practices to participate What you can expect from me: * Quality work (heavy testing, best practices, readable and maintainable code) * Short response time (actually I'd even prefer daily conference calls via skype) * Good speaking English * Responsibility for tasks/project I work on. * Seamless integration with your current team What would I expect from you: * Clear task definition * Easy communication * Adequate and in-time payment Keywords: JAVA, J2EE, Concurrent Programming, Spring, Cloud AWS (S3/SES/EC2), SOAP, REST, Apache SOLR, JAXB, MySQL Payment Terms : 20% released after First Milestone Delivery 30% released after Second Milestone Delivery 30% released after Third Milestone Delivery 20% released after Final Delivery

    $18.00 /hr
    240 hours
    5.00
  8. Cuong Le

    Cuong Le

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

    Vietnam - Last active: 14 hours 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
  9. Alexander Savenko

    Alexander Savenko

    Professional data miner, extractor, IT expert, scrapper

    Latvia - Last active: 14 hours ago - Tests: 8 - Portfolio: 1

    Dear Client, I am professional data miner and software developer providing web scraping services and data crawling using Python and specialized scraping frameworks. With over than 10 years of experience I have developed a wide range of back-end applications to scrape and extract desirable information from such sources as: online ticket systems, bets and gambling sites, business listings, real-time data (i.e forex and similar) and other related data sources. In most cases all data scraping projects are similar to each other and desirable output formats are CSV (Excel), PDF files or should be loaded directly to the databases (MySQL/MSSQL). Also may develop any type of client/server applications for Desktop (Windows 7/ Windows 8.1) and Unix-kind systems (Ubuntu, Debian). I would appreciate an opportunity to help you in resolving your particular issue and provide an outstanding results and requirements to your current deadline. Please do not hesitate to contact if you have any available projects. Thank you!

    $20.00 /hr
    12 hours
    4.92
  10. Alex Denisenko

    Alex Denisenko

    Android developer

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

    Hello, My name is Alex Denisenko. In my portfolio you can see there are few programs that I’ve developed. If you’re interested in quick creation, trouble-free performance and extensible of your applications, I will be the best choice for you. I already created apps for Android, and all of my clients was been extremely satisfied, verify this you can if you will see my jobs history. Also I have strong skills in constructions of algorithms( won in regional ACM ICPC programming contest), object-oriented programming and working with third-part libraries( I was work with Facebook API, Flickr API, Instagram API, also used libraries for work with PDF files). I will ensure that I will do your job in deadline. I think that my main advantage is ability to learn quickly. I guarantee that your applications will work in all used versions of Android(sure, if you need that). Apart from my knowing Android, I can programming with C++(with QT if needed), have skills of game and computer graphics programming. Hire me today - you will not regret.

    $20.00 /hr
    177 hours
    5.00