Vertica Freelancers

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Last updated: May 1, 2015
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  1. Ivan T.

    Ivan T.

    Ruby / Rails Architect w/ scaling exp. 8 yrs, 12k hrs, 100pct success.

    Russia - Last active: 1 day ago - Tests: 3 - Portfolio: 1

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Scalable, decentralized (modular) applications architecture * Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift) * Background jobs processing: Sidekiq, Resque, delayed_job * Message queuing: RabbitMQ (AMQP) * Client-side tech (HTML5 / CSS3 / JavaScript [native / AngularJS]) * RESTful APIs implementation, integration with any third-party APIs, data harvesting from sites which do not provide an API * Social media integration (authentication, querying, publishing): Facebook, LinkedIn, YouTube, and more * Process: TDD/BDD with RSpec, Cucumber, Capybara, Zeus, Guard * Rails applications deploy, monitoring, maintenance: Heroku, Amazon EC2, Linode, Heroku) * Amazon Web Services infrastructure: EC2, S3, Glacier, Redshift,.. * Version control systems: svn, git (with GitFlow, GitHub Flow workflows) As a back-end technical architect / developer, I can develop scalable and stable multi-node server-side applications and also can evaluate your Ruby/Rails application and make suggestions on possible optimizations / refactoring / adopting best practices. As a team lead, I can divide, regroup, prioritize and delegate tasks to developers, consult developers on best practices, ensure high overal quality of software product. I like challenges, have solid skills of problem solving, do not require supervision to successfully perform my duties. Dependability is also one of my key strenghts (never left my work half-done / half-functioning). If my current rate fits your project's budget, contact me to discuss technical and other aspects — I'm looking forward to it.

    Groups: Engine Yard Ruby on Rails Professionals Network

    $100.00 /hr
    12,918 hours
  2. Michael N.

    Michael N.

    DBA,MYSQL,Cassandra, HBase,Hive,MSSQL 2000-2012,MCDBA, MCITP,SybaseASE

    Israel - Last active: 1 month ago - Tests: 8 - Portfolio: 1

    I have been working with SQL for over 8 years in various capacities, mostly Application DBA/ infrastructure DBA & Performance minded development. Experience working with various database technologies including SQL Server from 7 up to 2012, MySQL 5+, Sybase ASE 11.9+, Hadoop (Hive,Pig,Hbase) and more recently Cassandra and Vertica.

    Groups: Microsoft Certified Professionals

    $50.00 /hr
    84 hours
  3. Oleg Tsybulniak

    Oleg Tsybulniak

    Software developer (Python, Tcl, Java, database, AVR, Arduino, PIC)

    Ukraine - Last active: 1 day ago - Tests: 13

    About 20 years of experience in datawarehousing and BI area. Used RDBMS - Oracle, Sybase IQ, Vertica, MySQL, MS SQL Server. ETL tools: Oracle Warehouse Builder, Oracle Data Integrator, Informatica, IBM DataStage/QualityStage. Programming in C++ (Microsoft Visual C++, Qt framework), Java, Python, Jython, Bash, Awk, Tcl (as supporing tools in DWH projects). Installation and administration Oracle on MS Windows, HP-UX, IBM AIX, Linux. Basic knowledges in SAP BusinessObjects. Programming for Atmel AVR in C++, basic knowledge of AVR Assembler. Programming Microchip PIC microcontroller

    $25.00 /hr
    68 hours
  4. Devendra Shirbad

    BIG Data Architect | ITIL & PRINCE2 Practitioner | Ex-Microsoft CSS

    India - Last active: 20 hours ago - Tests: 3 - Portfolio: 1

    BIG Data Architect | ITIL® & PRINCE2® Practitioner | Ex-Microsoft CSS (SQL 3T) *** Open Network for Database Professionals *** ====================================================================================== Persona ====================================================================================== -- Devendra is known as ‘Dev’ among the group. -- He is an individual contributor, highly motivated and results-driven IT Professional with ~11 Years of experience. -- His technical skills are certified by Top Blue Chip IT companies like Microsoft, HP, Oracle & MongoDB etc. -- He follows AXELOS Global Best Practices for IT & Project Management. He is a certified ITIL® & PRINCE2® Practitioner too. -- He is Ex-Microsoft CSS (Customer Service and Support) for SQL Server 3rd Tier and has specialization in SQL Server Replication, Performance Troubleshooting and Data Recovery Critical Situations (CritSit) on PROD servers. -- He has substantial experience in Database Architecting, Database Administration, High Availability & Disaster Recovery (HA & DR) Solutions and has nice exposure to Data Warehousing, Business Intelligence & ETL. ====================================================================================== ====================================================================================== Certification & Accreditations ====================================================================================== MANAGEMENT ITIL® Foundation Certificate in IT Service Management PRINCE2® Foundation Certificate in Project Management PRINCE2® Practitioner Certificate in Project Management TECHNOLOGY HP Accredited Technology Professional - Vertica Big Data Solutions MongoDB Certified DBA MongoDB Certified Developer Microsoft Certified IT Professional - Database Administrator Microsoft Certified IT Professional - Database Developer Oracle Certified Professional - Database Administrator Member of prestigious SQL Server Central forum and 2000+ helpful posts till date ======================================================================================

    $60.00 /hr
    31 hours
  5. Krishna S

    Senior Consultant (Data Scientist) - Big Data and Analytics

    India - Last active: 4 months ago - Tests: 1

    Senior Consultant having around 8+ years of versatile experience in designing, developing and supporting IT applications, includes 2+ years in Big Data, Text Mining, Machine Learning, Analytics and 5.5 years in Business Intelligence, Data warehouse, Data Mining, Web Development Technologies: --------------------- 1) Hadoop 1.x & 2.x, Map R Hadoop, Cloudera Hadoop 2) Apache Spark, Kafka, Crunch, Hive, Pig, Flume, HBase, Oozie, Zookeeper & all Big Data ecosystem. 3) Storm, Apache Spark, D3 4) Vertica, Cassandra 5) Autonomy, IDOL 6) R, SAS BASE, SAS Enterprise Guide (EG), SAS Enterprise Miner (E-Miner), Mahout 7) Addons : JAVA, Scala, Python, .NET, XML, REST API, Web Service, Spring, Hibernate etc., 8) Amazon EC2, Amazon Kinesis

    $33.33 /hr
    0 hours
  6. Michael Gold

    Michael Gold

    BI - Analytics: GoodData, Pentaho, Jasper, Kettle/Mondrian, PostgreSQL

    United States - Last active: 10/02/2013 - Tests: 2

    Most recently, my projects have focused on the development of scalable BI/Analytics/Reporting products in the heathcare domain, leveraging BI platforms such as GoodData, Pentaho/Mondrian/Kettle, and JasperServer. These solutions were built upon relational databases including PostgreSQL and columnar databases including Vertica and InfiniDB. In addition, I have additional experience using map-reduce tools such as Hadoop to perform analysis, data cleanup and ETL, as well as graph analysis and visualization using Gephi.

    $100.00 /hr
    0 hours
  7. Suresh Gautam

    Suresh Gautam

    Professional DBA

    Nepal - Last active: 1 month ago - Tests: 3

    Performance oriented Oracle DBA and team lead with proven success for managing production and development oracle database servers along with Real Application Cluster (RAC). Over six years of experience in IT including five years in the area of database administration, managed multi terabytes database for healthcare industry. Graduate in Information Technology and OCP (Oracle Certified Professional) in Oracle 10g in DBA track and proficient for managing other databases like MSSQL and MYSQL, familiar with industry standard practices like CMMI and Agile.

    $30.00 /hr
    7 hours
  8. Zvi Schutz

    Zvi Schutz

    Senior developer

    Israel - Last active: 01/09/2014

    I am a senior developer with large experience in developing applications. Recent years I am focused in developing web applications on various frameworks, My main recent experience is on Python/Django , Php , Java and C# web and desktop applications. My knowledge includes architecture planning , design and understanding of big and small applications. My knowledge is both on Server and Client with emphasize on server development. I am also a Drupal enthusiastic developer and implementor. I am looking to do freelancer jobs in development area on all aspects of it.

    $55.56 /hr
    0 hours
  9. Aleksey G.

    Aleksey G.

    DWH/ETL/BI consultant

    Ukraine - Last active: 09/18/2014 - Tests: 1

    Highly skilled consultant who keen on and specialises in Data Warehouse solutions. With strong database, Business Intelligence background and many years of experience designing, describing, implementing, supporting and managing solutions in Finance, Telecom and Healthcare domains. Service: - row, columnar based RDBMS expertise - data marts modelling, ETL/OLAP implementation, Reporting - infrastructure and process performance improvements based on RDBMS diagnostics and ETL metadata - defining development standards, principles, frameworks, POCs - L2 database support

    $50.00 /hr
    0 hours