Erwin Freelancers

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Average Erwin Freelancer Feedback Score

Erwin Upwork freelancers typically receive a client rating of 3.40.

3.40
Last updated: May 1, 2015

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  1. Mohit J.

    Mohit J.

    Senior Oracle Developer/Architect

    India - Last active: 3 months ago - Tests: 2 - Portfolio: 5

    I am an ETL/ Oracle Database Architect with over 8 years of experience in the following speciality areas: 1. Design and Architecture 2. Data Modeling and Database Design 3. Custom ETL Solutions using Procedural SQL (MS T-SQL, Oracle PL/SQL and MySQL) 4. Data Migration and Cleansing 5. Database Process Automation 6. SQL and Procedural SQL Performance Tuning 7. Advanced Database Application Development 8. Freelance Database Training My past experience includes working extensively with the various clients in the Banking and Capital markets domain in India and United States. Some of the major clients include Fidelity Investments Boston, Citigroup, Royal Bank of Scotland etc. I have been involved in all the stages of SDLC including Requirements Gathering and Analysis, Design, Build, Testing, Implementation and Post-Implementation Support. My core competency lies in strong analytical, problem solving and requirement elicitation skills. I am well versed with the projects involving high volumes of data, data analytics and assure you of value addition, timely delivery and quality deliverables. Please feel free to call/email me for more details/discussion on my past projects and experience.

    Groups: Oracle Certified Associates, Oracle Certified Experts...

    $33.33 /hr
    131 hours
    5.00
  2. Allison C.

    Allison C.

    Web Developer

    United States - Last active: 03/27/2013 - Tests: 7

    I graduated from RIT with a bachelor's degree in Information Technology (2008). My concentrations were web development and database. Since then I have been working as a web developer for various companies. Currently, I work as a web developer doing PHP, MySQL, etc for a local company. That is part time and I am always looking for work to supplement that.

    $27.78 /hr
    0 hours
    5.00
  3. Mrinmay Samaddar

    Mrinmay Samaddar Agency Contractor

    Asp.net, c#, jquery, ajax, mvc, WCF, AngularJS

    India - Last active: 9 days ago - Tests: 6 - Portfolio: 3

    Delivering offshore development services since 2004. Managed an exclusive and captive offshore development center for a US-based client till 2012. Have been working through online portal since 2012 when the exclusivity clause expired. Full stack web application developer adept with .net technologies including asp.net web form, asp.net MVC, c#, JavaScript, jQuery, Ajax, AngularJS, Web API, Entity Framework. Adept in developing scalable enterprise applications maintainable in the long run. Technology Focus: --------------------------- * Programming: c#, asp.net, MVC, Razor, JavaScript, Ajax, jQuery, jQueryUI, AngularJS, angularUI, WCF, SOAP-based Web Services, Entity Framework, Linq, HTML / HTML 5, XML, CSS 3, * Database: MS Sql Server, MySql Server, Oracle. T-Sql as well as PL/Sql Programming. * Collaboration: BitBucket, Gits, TFS, SVN, Tortoise. * Payment Gateway: Paypal Direct Pro, Authorize.net, CyberSource, Chain Commerce, Cobrebem, GPN, Network Merchants, NPF, PacNet, Pago Technology, Payment World, Prism Pay, Processing.com, Transact Pro, Actum. * Other API: Infusion Soft, At Cost Fulfillment, Max Mind.

    Associated with: Logos Infotech

    $22.00 /hr
    940 hours
    4.62
  4. Ravish HS

    Ravish HS Agency Contractor

    Management,Business intellegence,DW,Analyst,oracle,Database,ETL

    India - Last active: 04/29/2014 - Tests: 7 - Portfolio: 4

    Objective : In pursuit of true knowledge and looking for a challenging career, which provides ample opportunities to exploit my potential to the mutual benefits of myself and the company I work for   Work History: Over Sixteen years of experience in Information Technology. I have worked for over 6 years in USA on H1B. I have been involved in Project management, Data Analysis, design, development, implementation and enhancement of software Projects over these years. Also, I have expertise in Data Warehousing and Business Intelligence Solutions using technologies mentioned below. I have work experience in segments like Manufacturing, Finance, Healthcare, Auto Insurance, Telemarketing, and Sports(ESPN). Databases-     Oracle, SQL server, Sybase, DB2, MS/Access, Focus, Essbase Language -      C, COBOL, SQR, PL/SQL, T-SQL, HTML, Java ETL Tool - Informatica, DataStage BI Tools - Brio/Hyperion Interactive Reporting , SQR/production                          Reports, BusinessObject, Brio Query, Brio  Portal Cognos,  Microstrategy, ER-Win, Visual Source Safe, PVCS GUI       - PowerBuilder, Visual Basic, Gupta SQL / CENTURA OS           - UNIX & Windows RESPONSIBILITY:  -Leadership with development group with hands on problem identification  and resolution. -Concept through requirements, planning, development and integration. -Full life cycle application development with Object oriented Software  Engineering. -Specialized in Report design & Development, data analysis, PM, ETL, BI,   and Data warehousing.

    Associated with: Howine

    $11.11 /hr
    0 hours
    5.00
  5. Padmavathy Muthukumarasami

    Padmavathy Muthukumarasami

    Data Architect with SSIS and SQL server 2014 experience

    India - Last active: 4 months ago - Tests: 5 - Portfolio: 2

    Professional Summary: 9+ years of experience in analysis, design, development, implementation and production support in areas of Database, ETL, and analytics using ER Studio, SAS, OLAP and Report Development. Extensive knowledge of relational and dimensional data model, star schema and Snow Flake schema and Kimball Methodologies. Expertise in developing Conceptual, Logical and physical data models and maintaining it with version control Proficient in translating user requirements to physical data model, generate data definition language using ER Studio CASE tool. Experience designing Geographical Information System database tables to be compatible with map layers using SDO and SDE In depth knowledge of Dimension tables, Fact and summary tables, slowly Changing Dimensions, Conformed Dimensions, and Metadata Management (MDM). Has extensive experience with Data warehousing, Data architecture, Data Modeling, Data Analysis, Data Mapping & and Data Staging efforts Experienced developing multi star schema with secondary dimension tables. In depth knowledge of database concepts Entity relationships, Database constraints, data types. Expertise in designing and developing Enterprise Information and Content Architecture Models. Experienced in collaborating with application teams and database administrators and design the optimal solution to fit the requirements Experienced in database performance tuning by using query optimization techniques, identifying need of indices and implementing them. A team player as well as experienced in working independently. Quick learner with ability to rapidly achieve organizational integration, assimilate job requirements, employ new ideas, concepts, methods. Expertise in preparation of checklists, performance and scalability evaluation, stability and best practices procedures. Ability to work under tight schedules and achieved great results with commitment and quality. Excellent leadership, facilitation, interpersonal and communication skills. Expertise in managing team and resolving conflicts. Strong customer focus with ability to nurture customer relationship at all levels. Good problem solving skills, ability to learn quickly and adapt easily to new systems. Technical Skills: Data Modeling Tools : ER Studio, Toad Data Modeler, MS Visio Databases : Oracle 10g, 11g, DB2, MS SQL Server 2005, 2008, MS Access, IBM oz/60, DB2/UDB, SYBASE, SQL Server Ver 8 R2,RDBMSs Languages : SQL, PL/SQL, TSQL, Python, UNIX programming, Javascript, HTML Spatial Tools : ArcGIS, Oracle SDO Mainframe Display Tools : Rumba, BlueZone mainframe Data Analytics Tools : IBM TM1, SPSS, SAS Forecast Studio, Enterprise Miner ETL Tools : Informatica Power Center, IBM DataStage, SSIS Data analysis tools : Toad for Data Analysts 2.6, Toad 10.5, SQL Plus editor, MS Excel, MS Word, IBM Cognos. Reporting Tools : Crystal Reports 8, SAP Business Objects, SSRS Academic Education: BS in Computer Science Projects Summary: Work Experience # 1: CSX Technology, Jacksonville, Florida (Aug 10 – Till Date) Role: Data Architect/SSIS,PL/SQL Developer Responsibilities: Incrementally develop conceptual, logical and physical data models for new database objects using ER/Studio CASE tool Maintain existing database objects, from software engineer provided requirements or data definition language (DDL) using ER/Studio Computer Aided Software Engineering (CASE) tool Lead database design sessions and capture data requirements for software engineering or re-engineering projects Collaborate with database administrators on storage requirements, performance strategy; primary and foreign key constraints, placement of tables within table spaces, indexing strategy, and DDL implementation.  Ensure the integrity of all CSX production databases through a structured change control process Advocate for Data Management principles and capabilities within the organization Design, develop and deploy SSIS packages for MOAC application which is the backbone of CSX financial operations Perform COBOL mainframe program impact analysis for re-engineering legacy systems like LMS, XL1, WMS Write DRDA queries for a seamless transition from legacy systems to modern database platforms as part of a transition state Environment: ER Studio Data Architect, Oracle 11g, DB2, SQL Server, MS Visio, Toad MS Office, UNIX, Oracle SQL, DB2 SQL, ArcGIS Work Experience # 2: Citigroup, Jacksonville, Florida. (May 10 – August 10) Role: Senior ETL Developer Responsibilities: Involved in business requirements mapping to the data model. Built data mining data models for the credit monitoring alert systems using IBM TM1 and SPSS. Involved in IBM Data Stage data mappings.

    $22.22 /hr
    1,560 hours
    4.97
  6. Mikhael Spivak

    Mikhael Spivak

    Database Developer/Administrator, Data Warehouse Engineer/Architect

    United States - Last active: 01/24/2014 - Tests: 2

    Senior Data Warehouse-Business Intelligence (BI) Engineer/Architect, and Database (RDMBS) Developer/Administrator, with extensive hands-on experience in agile, fast-pace, cross-functional environments. Well-versed in all areas of system development life-cycle for centralized client-server, and distributed, multi-tenant RDBMS platforms; such areas include: data analysis, architecture, modeling, development, testing, implementation, and maintenance. Engineered and implemented transactional (OTLP) and analytic (OLAP) database applications for following industries: Healthcare Practice Management/Electronic Medical Records, Life/Health Insurance, Distributed Marketing Resource Management, On-line Payment Processing, Credit Risk Management, and Corp. Banking. Specializes in scale-up and/or conversion of monolithic client-server database systems into highly robust, scalable, distributed data service platforms, utilizing following architectural practices: Service Oriented Architecture, Software-as-a-Service, and Platform-as-a-Service. Designs and deploys DB applications for dedicated and/or hybrid, Operational and Data Warehouse/Mart systems, incorporating various development stacks, with following technologies: RDBMS (PostgreSQL 9.x, MySQL 5.x, Oracle 10.x, DB2); Data Warehouse (DW)/BI/BigData (Pentaho BI Server 4.x CE, Mondrian 5.x, Hadoop Hive); ETL/DI (Pentaho, Talend, Informatcia, DataStage); Reporting (Pentaho, Jasper); Data Modeling (Erwin, Embarcadero, Toad); Programming (DB: SQL, PL/SQL, MDX, HQL, Shell Script, PHP, Python, Java, HTML, XML); NoSQL DMS (Cassandra 2.x, MongoDB 2.x, Hadoop Hbase); Operating Systems (CentOS 6.x, FreeBSD8.x, Ubuntu 12.x, Fedora Linux 7.x, Solaris 10.x, Windows Server 2003/NT); Backup & Recovery Managers (pgBarman 1.2.x, Oracle RMAN), Load-balancing & High Availability (PosgreSQL Replication Clusters, Oracle RAC, HAProxy); VCS and CI (GIT, Jenkins, Chef); Project Management (JIRA, RedMine)

    $40.00 /hr
    0 hours
    0.00
  7. Muhammad Amir

    +7y Certified ETL Developer And DWH Architect

    Pakistan - Last active: 02/03/2012 - Tests: 3 - Portfolio: 4

    -- ETL Expert with in-depth working knowledge of Informatica And Datastage -- Expert in designing DWH solutions For Telcos -- Expert in designing DWH solution in Teradata -- Expert in all phases of DWH development life cycle -- Expert in working with Star Schemas

    $25.00 /hr
    133 hours
    5.00
  8. Pranav Verma

    Pranav Verma

    Big Data Engineer - Data Scientist - Business Intelligence Consultant

    India - Last active: 23 days ago - Tests: 1 - Portfolio: 14

    Business Intelligence - - - - - - - - - - - - - Pranav is a business intelligence craftsman. A professional consultant, trainer, speaker, and counselor for business intelligence and data warehousing. An IIT Graduate with several years of extensive work experience carries sheer passion for business intelligence. Has consulted and trained on business intelligence while working with clients for top notch blue chip companies. Delivered twelve major data warehousing projects and developed an innovative business intelligence product. Has worked on wide range of verticals including finance, insurance, risk management, telecom, retail, healthcare, automotive, and aviation. A subject matter expert and a great BI learner received 1000+ hours of in depth trainings on various tools & technologies. Published many technical & business whitepapers and got awarded for them. Pranav always aim to receive and deliver best in business intelligence contributing his maximum to the organizations. He has extensively worked on all facets of business intelligence and data warehousing including requirement gathering, gap analysis, database design, data integration, data modeling, enterprise reporting, data analytics, data quality, data visualization, OLAP. He provides training and consulting services based on different engagement models. Prior to Busigence, Pranav worked with various blue chip companies at significant senior roles on business intelligence projects for Fortune 500 clients round the globe. During this long substantial period, he gained remarkably extensive experience on almost each and every aspects of business intelligence and data warehousing. Extensively worked on - MicroStrategy - BusinessObjects - Cognos - SQL Server Reporting Services - Pentaho - Jaspersoft - Qlikview - Tableau - Spotfire - Dundas - Informatica - Datastage - SQL Server Integration Services - Talend - SAS - SPSS - SQL Server Analysis Services - Hadoop - Azure as Developer, Consultant, Architect etc. Salesforce - - - - - - - Deliver best user experience working with Salesforce Administration, Configuration, Design, Development, Implementation, Integration, Migration, Customization, Testing, and Training. 8 years of extensive experience in implementing, migrating, configuring, customizing, maintaining, and training on Salesforce.com as Developer, Architect and Consultant. Knows in and out of Salesforce like Advanced Reporting, Dashboard, Analytical Snapshot, Web Services, Sites, Data Migration, Integration with databases like SQL Server and Integration services like SSIS, Pervasive and Informatica-on-Demand, CSV import/export. Competency ========= Salesforce Development ------------------------------ - Create, Customize and implement of Standard objects, Custom objects, Workflow Rules and management, Validation Rules, Page & Search Layouts, Related Lists, Custom Tabs, Outbound/Inbound Messages, Email Templates - Creations of custom Visualforce Pages, Apex Triggers, Apex Classes, REST API Webservices, Javascript and Salesforce Ajax toolkit. - Customer portal, Partner portal, Lead Management Salesforce Integration --------------------------- - Integration with standard and Legacy Applications using Web Services - Experience in salesforce integration with Twitter, Facebook, Linkedin, Gooogle Maps ETL ---- - ETL using Informatica-on-Demand, Pervasive, SSIS Reporting and Dashbording ---------------------------------- - Advance reporting using formula and other techniques - Customization of complex Dashboards Salesforce Migration ------------------------ - Migration of Salesforce data to other databases or integration service platform using third arty tool like DBAmp, Salesforce Dataloader and free informatica data loader Added Advantage ----------------------- Besides Salesforce CRM, I also worked on SugarCRM, Netsuite, Microsoft Dynamics, Data Warehousing platforms and business intelligence platforms Communication ========= I possess excellent English skills and and use Skype/ TeamViewer/ GotoMeeting/ Join.me to communicate with my clients on oDesk. Availability ======= Available from 9:30 AM (IST) to 1:00 AM (IST) for my clients from different time zones. Contact ====== Please send your queries to pranav.verma.info@gmail.com or Call (+91) 8094 121 121 or Skype at vpranav121

    $35.00 /hr
    3,020 hours
    3.65