Top Upwork Freelancers

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  1. Marcin Rydz

    Marcin Rydz

    Oracle Professional

    Poland - Last active: 6 months ago - Tests: 1

    An Oracle professional with experience acquired during a wide range of projects in Banking, Insurance, Retail and Geodesy industries; Eight years of experience in analysis, design and implementation of IT solutions based on Oracle technologies and products: Oracle RDBMS 11g/10g/9i, SQL, PL/SQL, Oracle Forms/Reports, BI Publisher, E-Business Suite 11i, FlexCube 10, Oracle Retail; A solid background in the database and application performance tuning, database architecture design and solutions for data warehousing and ETL processes; Extensive experience in delivering comprehensive solutions for business – beginning with analysis and design through application programming and finishing with end-user trainings; A good learner, well-organized and committed enthusiast of Oracle technologies, particularly interested in ETL processes, data warehousing and business intelligence; Job type: Contract Contact: marcin.rydz.praca@gmail.com LinkedIn: https://www.linkedin.com/in/marcinrydzoracleprofessional Certificates: Oracle Database SQL Certified Expert Oracle PL/SQL Developer Certified Professional Oracle Database 11g Administrator Certified Professional Specialties: • Oracle SQL, analytical SQL, PL/SQL, BI Publisher, Oracle Forms/Reports, Oracle XML, Oracle APEX • Oracle Data Warehousing, OLAP, ETL, Business Intelligence • Oracle RDBMS 9i/10g/11g administration, performance tuning, SQL and PL/SQL tuning • Oracle e-Business Suite 11i/R12 customizations: AP, AR, FA, PO, GL, OM • Oracle Customer Care & Billing • Oracle FlexCube Core and Direct Banking: CASA, IC, PC, FT, CL, EOC • UML, Enterprise Architect, Agile, JIRA, Mercury Quality Center, Mantis • SQL Developer, PL/SQL Developer, TOAD, SVN, CVS • Linux(Red Hat, OEL), Windows, Unix(Aix, Solaris)

    $50.00 /hr
    0 hours
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  2. Alexey Guzenko

    Alexey Guzenko

    Our DNA is written on Objective-C

    Ukraine - Last active: 04/13/2014 - Tests: 4

    • 7+ years of expertise in the Information Technology (IT) industry • Rich background in Object Oriented Programming and Development • Solid experience in Objective-C development • Solid experience in JAVA development • Solid experience in RUBY development • Rich experience in Unix Administration and high-load solutions • Good team player and team lead • Solid experience in design & development of mobile solutions • High-level of theoretical knowledge and utilization expertise for the following development methodologies & techniques: o Object-Oriented Design o Design Patterns o MVC (Model-View-Controller) metaphor

    $33.33 /hr
    0 hours
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  3. Serge P.

    Serge P.

    Systems Architect

    Belgium - Last active: 12/03/2014

    I'm a polyvalent IT project finisher, started 30 years ago as a programmer, functional analyst, systemengineer, DBA, system projectleader, systemarchitect, IT manager. Ten years industrial American multinationals, 20 years Europe banking. Projectleader that can get your job done. I can communicate (technical and functional) with all flavours of IT consultants. some of my skills Mainframe experience : IBM MAINFRAME VM MVS JCL REXX APL IDMS ADS OLQ CULPRIT ProgramLanguages: VB.NET, ASSEMBLER, PASCAL, FORTRAN, COBOL, IDMS-ADS, POWERBUILDER, PERL, VBSCRIPT Databases: ORACLE, SQL SERVER, IDMS Middleware : SONIC MQ, REMOTEWARE OS : VM CMS MVS Windows, VMWARE Microsoft: AD, HYPER-V, AZURE, SQLSERVER, IIS, RDP SERVER, ... Functions: Systemengineer, projectleader, functional analyst, IT Manager, SystemArchitect Thinclient: Terminal services, Citrix, Thinprint Virtualisation: HYPER-V, VMWARE Iaas: MS AZURE, AWS

    $50.00 /hr
    0 hours
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  4. Mikhail Maslyukov

    Mikhail Maslyukov

    C/C++ Software Developer

    Ukraine - Last active: 3 months ago - Tests: 3

    I have 5+ years of experience in development of low-level firmware and system applications with C/C++, OOP/OOD, multi-threading system programming on Linux and Android with unit testing. At present, I hold a position of a Senior Developer at Luxoft. Working at this company I obtained excellent experience in C++ languages. Recent project I was involved in helped me to improve my skills in system programming, get better understanding STL, Boost and Linux kernel. I am self-organized and result-oriented person, have good communication and analytical skills. Have ability to solve complex problems quickly.

    $18.00 /hr
    0 hours
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  5. Sergiu Rosu

    Sergiu Rosu

    Senior Software Developer

    Romania - Last active: 2 months ago - Tests: 2 - Portfolio: 2

    I always liked programming and I followed this direction since high school, I started from small applications in Turbo Pascal about 15 years ago and worked my way up to mobile applications for iOS and Android, I worked with many tools and lots of frameworks so I have a very vast experience about all applications and environments, I created complete products containing desktop, mobile and web based applications, I created entire systems and designed huge applications with complex database structures, that's why now I'm working both as a developer and as a consultant for mobile applications and web based applications. You can see my full CV here : https://drive.google.com/file/d/0By789xCKimffQm1EQXNWYTk3bms/view?usp=sharing

    $25.56 /hr
    7 hours
    0.00
  6. Savio Barros

    Savio Barros

    Senior Software Developer with Java and Database Experience

    Brazil - Last active: 4 months ago

    I am system analyst for over 10 years. My main skill are: - Java EE Development and Architecture - Most commons application servers ( JBoss, Websphere Liberty and Full profiles, Glassfish) - BPM - SOA (EAI patterns, web services, message mediations and flows) - Relational Databases (Oracle, SQL Server and My SQL) - NoSQL Databases (MongoDB)

    $20.00 /hr
    0 hours
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  7. Luis Miguel Vittori

    Luis Miguel Vittori

    .NET Developer

    Argentina - Last active: 2 months ago - Tests: 1

    I am a .NET developer with 3 years of experience. I have worked in big companies like Accenture and Neoris, for projects of different fields like real state, medicine and agro. I have worked mainly with ASP.NET, MVC, WPF, WCF, JavaScript, CSS, html, SharePoint, Sitecore and SQL. Also I have been working as .NET instructor in Full Solutions (Microsoft's Partner) giving services to clients like Accenture.

    $10.00 /hr
    0 hours
    0.00
  8. David Martens

    David Martens

    Security and network R&D engineer

    Belgium - Last active: 08/31/2014 - Tests: 2

    Security Experience (CISSP and GPEN certified): Defense in depth, Architectural design, 802.1x network access, PKI, digital certificates, Wi-Fi security, Web and Network Penetration testing, Vulnerability assessment, Firewall configuration, OpenVPN Network Experience (CCNA certified): Specialized in designing and implementing LAN setups with focus on advanced switching and routing of IP video multicast streams. Experience with Cisco and Extreme Networks equipment. Project Management: Jira Agile General Experience: Debian Linux, Gstreamer, Multimedia streaming

    $38.89 /hr
    0 hours
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  9. Viktor Danyliuk

    Viktor Danyliuk

    Python Programer, Automation Specialist

    Ukraine - Last active: 5 months ago - Tests: 1

    Hi, my name is Viktor. I have a strong experience in programing web-apps and automation scripts using python. My #1 goal will always be to meet your needs and deadline. I have a Bachelors in Physics from Vasyl Stefanyk Precarpathian National University, in the Ukraine. Listed below are my experience and skills. - Python (both 2 and 3) - Frameworks: Flask, Django - Core web: XML, JSON, HTML/CSS, JavaScript; - IDE: PyCharm; - OS: Linux, Windows, Mac OS X; - VCS: Git, SVN; - SQL

    $11.10 /hr
    0 hours
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  10. Alexey V.

    Alexey V.

    Software developer & architect

    Russia - Last active: 6 months ago - Tests: 3

    My name is Alexey and I am a software developer with 15 years of experience. I was working on several big-data projects, natural language processing libraries, large tasks related to data mining, infrastructure, and many more. I am ready to create new or improve existing software of any reasonable complexity under any deadline conditions.

    $22.22 /hr
    0 hours
    0.00