DBA - Database Administrators & Developers

Showing 10,450 freelancers

DBA - Database Administrators & Developers

Showing 10,450 freelancers

  • Web map Javascript and Python developer

    CEO of Candela-IT, company specialized in development of customized webGIS solutions. We prefer working with open source technologies like Python, Django/GeoDjango, PostgreSQL/PostGIS, Mapserver, Mapnik, OpenLayers, Leaflet, Backbone, jQuery, D3, Raphael, QGis (Quantum GIS) and so on. We also offer consulting services in all phases of the entire webGIS project life-cycle.

    openlayers google-maps-api jquery backbone-js html javascript python oracle-apex oracle-database linux-system-administration php openvpn postgresql 00 more less
    • $44.44 HOURLY RATE
    • 5.0
    • 411 HOURS
    • CROATIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
  • TYPO3 integrator/developer

    Over the last 5 years, I have developed a wide range of websites using TYPO3, HMTL, CSS, JavaScript/JQuery, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a … more

    Over the last 5 years, I have developed a wide range of websites using TYPO3, HMTL, CSS, JavaScript/JQuery, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business.  less

    typo3 css html javascript php sql xml lotus-domino java jquery 00 more less
    • $14.44 HOURLY RATE
    • 4.6
    • 495 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 15 PORTFOLIO ITEMS
    • 0 TESTS
  • Probably the best SkaDate and Oxwall services available at oDesk

    When you get tired of finding a reliable SkaDate or Oxwall specialist, or when you are ready to give up after dealing with unprofessional freelancers every time, or when you don't believe SkaDate or Oxwall is a good choice … more

    When you get tired of finding a reliable SkaDate or Oxwall specialist, or when you are ready to give up after dealing with unprofessional freelancers every time, or when you don't believe SkaDate or Oxwall is a good choice for you, drop me a message and we'll get your problems solved. Feel free to contact me if you need a reliable project manager as well.  less

    skadate php css html mysql seo 00 more less
    • $55.56 HOURLY RATE
    • 4.5
    • 32 HOURS
    • KYRGYZSTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Master of GIS / Web Developer / In top 10 percent oDesk freelancers

    - Master of Geoinformatics (MSc) - Seeking position requiring excellent informatics skills - Working from home, considering my location (Europe, Croatia) - mapping expert (all kind of maps) - web mapping: OpenLayers, Leaflet API, jQuery, jVectorMap, MapBox, CloudMade, Google Maps - Front end developer - HTML, CSS … more

    - Master of Geoinformatics (MSc) - Seeking position requiring excellent informatics skills - Working from home, considering my location (Europe, Croatia) - mapping expert (all kind of maps) - web mapping: OpenLayers, Leaflet API, jQuery, jVectorMap, MapBox, CloudMade, Google Maps - Front end developer - HTML, CSS, Javascript - jQuery, AngularJS - Sofware: AutoCAD Map 3D, ArcGIS, Geomedia, GRASS GIS, MapServer, GeoServer, Google SketchUp expert, Quantum GIS, uDig, MapGuide - GIS Work with Ortho & Raster Image - shapefiles expert - SQL, PL/SQL (PostgreSQL, MySQL, Oracle)  less

    gis postgresql google-maps-api javascript arcgis digital-mapping mapinfo openlayers oracle-plsql python 00 more less
    • $25.00 HOURLY RATE
    • 4.7
    • 241 HOURS
    • CROATIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 5 TESTS
    GROUPS:
  • Asad Mahmood

    I am very proactive with great capacity for the capture of decisions, I work well under pressure. Very interested in growing professionally and acquiring new knowledge. I am very interested in DBA's role, I want to learn more about … more

    I am very proactive with great capacity for the capture of decisions, I work well under pressure. Very interested in growing professionally and acquiring new knowledge. I am very interested in DBA's role, I want to learn more about all different strategies to improve performance and about new products. I have great experience on Windows and SQL instalation and patching, and with SQL features like Transactional replication, Log Shipping, Mirroring. Also with Transact-SQL (I´ am also SQL Developer), PowerShell and batch scripts, Reporting Service (SSRS) Installation, configuration and report developing.  less

    database-design database-modeling database-administration database-management database-programming data-backup database-caching database-testing microsoft-sql-server-development microsoft-sql-ssrs aspdotnetstorefront microsoft-sql-server-administration 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 51 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 3 TESTS
  • Navesh Garg

    To attain a challenging position in your organization where my experience, knowledge and optimism are put to test, enhancing my skills to work in a competitive industry and mutually carving a winning edge for the organization as well.My core … more

    To attain a challenging position in your organization where my experience, knowledge and optimism are put to test, enhancing my skills to work in a competitive industry and mutually carving a winning edge for the organization as well.My core competency lies in complete end-end management of a new website development project,product development . Work Expiernce Java J2EE Senior Developer with 6y+background in full time development, management, maintanance of scalable, multi-tier web/desktop applications and full lifecycle application development , I worked as a developer/Lead developer and Project manager . I can see the problem from business and technical point of view and align the development process with requirements. Skills: Development methodology such as Rational Unified Process, Scrum, and agile Programming Expert in collections, core java. Industry Exposure includes Finance/Healthcare/Technology/Gaming. Expertise with Hibernate framework/JPA. Experience in Service Oriented Architecture (SOA) and Distributed Components Architecture with Web Service, SOAP, EJB Service, and Messaging Service Proficient in core Java Enterprise technologies such as EJB(session bean, entity bean, message driven bean, JMS, JTA,JAAS, RMI, Java Web Service, Java SOAP, Java Thread, Java Socket, Java Servlets, JSP, JSF, JSTL, Custom Java Tag Library, JDBC, Java Collections Framework, Richfaces, Swing etc Proficient in Message Oriented Middleware (MOM) technology such as JMS, Web Service SOAP,IBM WebSphere MQ (a.k.a. MQ Series) Excellent in object-oriented analysis, design and development skills using Java Design Pattern, Java best practices and UML modeling (Use Cases, Components Structure, Class Hierarchy, State and Processes, etc.). Implemented various design patterns from following categories Creational pattern - Abstract Factory, Builder, Factory, Prototype, Singleton Structural Pattern – Adapter, Bridge, Composite, Decorator, Façade, Flyweight, Proxy Behavioral Pattern – Chain of Responsibility, Command, Interpreter, Iterator, Mediator, Memento, Observer, State, Strategy, Template Method, Visitor JEE pattern – MVC, Business Delegate, Composite entity, Data Access Object, Front Controller, Intercepting Filter, Service Locator, Transfer Object Excellent Oracle 10g, Oracle 9i/8i, PL/SQL , SQL Server MySQL , DB2 database skills (Store Procedures, SQL Query) Excellent Web 2.0 Technology skills such as PROTYPEJS, JQUERY, XML, AJAX, HTML, DHTML, CSS, JavaScript (oop), JSON. Knowledge of action script 3.0 Experience with XML/XSL/XSLT/XQUERY/XPATHDOM/SAX. Used WS-security. Experience with Java Enterprise Application Servers such as IBM WebSphere, BEA Web Logic and Tomcat. Developed server-side components, three-tier architecture and various multi-platform integrated systems. Excellent Working Experience on IDE tools like RAD, Eclipse, WSAD and NetBeans. Experience in JUnit testing framework and in ANT build environment. Experience in working with Websphere portal Experience in writing Stored procedures and triggers Experience in using XDoclet to generate EJBs Coordinate various tasks and work well within a team environment. Excellent communication and inter-personal skills  less

    core-java j2ee spring-framework portlets xml microsoft-access apache-struts hibernate sql mysql ibm-db2 oracle-fusion-middleware oracle-database ejb apache-tomcat jquery android-app-development javascript junit jms jdbc xml-web-services eclipse uml rmi swing css 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 345 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • SQLServerBI\DW\BigData\Data Analyst\NoSQL\KDD\SoftwareEngineer\QCSE\ML

    As a Software Engineer, I have more than 12 years of experience covering all aspects of software development life cycle. Worked closely and effectively with all levels of management Involved in all system development lifecycles Completed project development from analysis … more

    As a Software Engineer, I have more than 12 years of experience covering all aspects of software development life cycle. Worked closely and effectively with all levels of management Involved in all system development lifecycles Completed project development from analysis, design and building through to implementation and live production. Used both Waterfall and Agile Methodologies (Scrum Development followed by Iteration / Product Backlog, Stories, Iteration, On time Release and so on) Able to adapt quickly to changing requirements, deadlines, priorities, and technologies Worked under extreme pressure to meet deadlines. Skills • Designing multi-tiered/distributed Web and Desktop applications using .Net (C #) v1.1, 2.0, 3.0, 3.5, 4, Visual Basic 6, Visual FoxPro 9, Classic. • Hands-on knowledge on ASP.NET, ASP.NET MVC Framework, Silverlight. SharePoint, Webpart, WPF, WCF, WF, XML Web Service, SOAP, REST, CSS, LESS, IIS, Telerik’s Web Controls, Entity Framework, ADO.Net Data Service, WPF PRISM-UNITY Framework. • Source Control: Visual SourceSafe, Star Team, TFS, SubVersion • Scripting Language JQuery, JavaScript, VBScript, HTML, XML, XSD, XSLT • Using various design pattern: Command Pattern, Factory Method, Abstract Factory, Repository, Template design, Singleton, MVC, MVVM • Knowledge about REST service, Iqueryable , IEnumerable, URI resource. • SOA experience • Design patterns experience • TDD and/or Unit testing experience • Experienced with MTS (COM+), MSMQ • Experienced in Designing Database objects with normalized\de-normalized form. • Designing effective and Vulnerable to SQL injection protective T-SQL queries, stored procedures and functions. • Performance tuning of the database (Good-Indexing, Index defrag) & Stored Procedures (Low cost & effective SQL). • Database Administrative work: backup, recovery, indexing, DBCC, performance tuning and so on • Designing Data warehousing and ETL Process using T-SQL and SQL Server Integration Service and SSAS • Writing Ad-hoc Query using OpenXML, OpenDatasource, OpenQuery to Export /Import text, CSV, xls file data. • Experienced with Extracting, transforming and loading data from various data source for data ware house and ODS (Operational Data Store) using SQL Server Integration Service and T-SQL. • Designing DTS package using SQL server 2000. • Creating Cube with Dimension and fact table with star schema and snowflake schema using SS Analysis Service • Writing MDX Query for various reporting purposes • Creating RDLs with SQL Server 2005/2008 Reporting Service including Sub Reports, KPI • Designing custom data processing extension and used embedded assembly to write business logic using C# in RDL • Experience with Oracle: PL-SQL, Packages, Triggers, Backup, Recovery • Sound Knowledge on C\C++, Visual C++, MFC, ATL • Experienced with Big Data analysis with NoSQL databases MongoDB, Hadoop HDFS/MapReduce, Hive, Pig, Oozie and so on. Sound knowledge on Statistical Language R, RHadoop and RHive. • Experienced on test automation software TestComplete, NameMapping, Jscript • Worked with HTML5, AngularJS  less

    data-warehousing asp.net 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 71 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Project Manager/QA Manager/Test Manager/Automation engineer

    I possess 12 years of experience in various testing activities: 1. Static testing: Software Requirements analysis, code review 2. Test Plans, Traceability Matrix, Test Cases creating 3. Unit testing: CPPUnit, NUnit, JUnit and Jemmy 4. System testing 5. Automation testing … more

    I possess 12 years of experience in various testing activities: 1. Static testing: Software Requirements analysis, code review 2. Test Plans, Traceability Matrix, Test Cases creating 3. Unit testing: CPPUnit, NUnit, JUnit and Jemmy 4. System testing 5. Automation testing with help of: Mercury WinRunner 7.x, Mercury QTP 6.x, 8.x and 9.x, Rational Robot and Silk Test. 6. Load/Stress/Performance testing: Mercury ALT, Mercury Load Runner 7.x, 8.0, JMeter, OpenSTA and WAPT 7. Creating evaluating reports and test protocols I posses 4 year of experience in Quality Assurance: 1. Processes establishment 2. Audit 3. Metrics gathering 4. Work with quality methodologies: RUP and CMM I posses 2 year of experience in Project Management: 1. Manage medium project with 10-30 persons involved in it 2. Project life cycle defining 3. Project Plan development 4. Estimation 5. Team coordination 6. Project monitoring 7. Status reporting My strength are Planning (Project and testing), QA, Static, System testing and Automation.  less

    project-management sw-configuration-management risk-management sqa software-testing automated-testing performance-testing sql j2ee 00 more less
    • $22.22 HOURLY RATE
    • 4.4
    • 9356 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Oracle DBA, Oracle Performance Tuning, PL/SQL,DB Migration, Linux

    -- Creating and Maintaining Oracle Database -- Performance Tuning and Health Monitoring -- Backup/Restore using RMAN -- Expertise in Oracle Import/Export -- Expertise in writing complex PL/SQL Code (Procedures, fucntions, triggers etc.) -- Writing scripts to automate work (Batch files and Shell scripts … more

    -- Creating and Maintaining Oracle Database -- Performance Tuning and Health Monitoring -- Backup/Restore using RMAN -- Expertise in Oracle Import/Export -- Expertise in writing complex PL/SQL Code (Procedures, fucntions, triggers etc.) -- Writing scripts to automate work (Batch files and Shell scripts) -- Oracle Upgrade and patching -- Cross database connection using Oracle Hetro services (MSSQL. Excel etc.) -- Good experience in SQL Server Development (T-SQL) -- Good experience in MySQL Developement -- Knowledge of C#, Visual Basic -- Experienced in Developing and maintaing ERP Softwares (Good understanding of Business Logic -- Good experience in database migration (Oracle, MSSQL, MySQL)  less

    oracle-performance-tuning oracle-database database-administration sql oracle-pl/sql erp mysql t-sql microsoft-visual-basic microsoft-sql-server-development 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 2159 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG … more

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.  less

    windows-administration vmware-administration vmware-esx microsoft-exchange-server virtualization network-administration lamp-administration cisco-routers cisco-ios microsoft-hyper-v-server iis dhcp dns centos postfix apache-administration php computer-networking mail-server-implementation isa-server mysql software-testing virus-removal firewalls squid ldap linux-system-administration network-security 00 more less
    • $25.00 HOURLY RATE
    • 4.6
    • 2374 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
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