Data Modelling contract jobs near you

Data Modelling

Senior PL/SQL Developer

10 days ago
$55 - $70/hour (Estimated)Reston, VADAtec

Responsibilities :

  • Develop, implement, enhance and debug software solutions based on user requirements.
  • Write Low Level Design, Unit Testing Plan, and Unit Test case documentation
  • Troubleshoot and Fix production issues
  • Research issues reported by users and recommend fixes and solutions to be implemented after review by SMEs
  • Work on application enhancements.
  • Provide fully documented work, instruction, and training to peers, as required
  • Manage daily technical challenges and communicate with management if there are any risks or issues

Required Experience:

  • 6+ years of experience in Oracle development environment including strong SQL and PL/SQL skills, creating procedures, functions, packages, views and tables and advanced SQL analytics
  • Strong knowledge of software development life cycle and relational databases
  • Strong knowledge of SQL Data definition and Data Manipulation language.
  • Strong experience of Oracle database design, data modelling and performance tuning.
  • Good experience of Oracle 11g and 12c with use of tools like PL/SQL Developer, Toad
  • Good knowledge of Oracle job scheduling and windows batch scheduling.
  • Good experience with Shell Scripting
  • Good Experience of Java based web applications, JSP, JBOSS EAP and basic understanding of Vaadin and GWT
  • Basic understanding of Business Objects and Tableau.
  • Knowledge of Code control tools like SVN, issue tracking tools like JIRA and JDBC thin and thick clients
  • Oracle Certification

Job Type: Contract

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16 days ago
$55 - $70/hour (Estimated)Reston, VADAtec


路 Creating and maintaining optimal data pipeline
路 Assemble large, complex data sets that meet
functional/non-functional business requirements.
路 Identify , design, and implement internal process
improvements: automating manual processes. Optimizing data delivery,
re-designing code and infrastructure for greater scalability.
路 Build re-usable data pipelines to ingest, standardize,
shape data from various zones in Hadoop data lake.
路 Build analytic tools that utilize datapipeline to provide
actionable insights into customer acquisition, revenue management,
Digital and marketing areas for operational efficiency and KPI's.
路 Design and build BI API's on established enterprise
Architecture patterns , for data sharing from various sources.
路 Design and integrate data using big data tools - Spark,
Scala , Hive etc.
路 Helping manage the library of all deployed Application
Programming Interface (API)s
路 Supporting API documentation of classes, methods scenarios,
code, design rationales, and contracts.
路 Design/build , maintain small set of highly flexible and
scalable models linked to client's specific business needs.

Required Qualifications:

路 5+ years experience in data engineering /data integrationrole.
路 5+ years Advanced working SQL knowledge and experience working with
relational databases, query authoring (SQL) as well as working
familiarity with a variety of databases.
路 Experience building and optimizing 'big data' data
pipelines, architecture and data sets.
路 Build programs/processes supporting data transformation,
data structures, metadata, dependency and workload management.
路 Experience in Data warehouse , Data Mart ETL
implementations using big data technologies.
路 Working knowledge of message queuing , stream processing
and scalable data stores.
路 Experience with relational SQL and NoSQL databases, Graph
databases (preferred).
路 Strong experience with object oriented programming - Java,
C++ , Scala (preferred)
路 Experience with AWS cloud services: strom, spark-streaming
路 Experience with API, web services design and development

Preferred Qualifications:

路 Functional experience in hospitality
路 End-to-end experience in building data flow process (from
ingestion to consumption layer)
路 Solid working experience with surrounding and supporting
disciplines (data quality, data operations, BI/Data WH/Data Lake)
路 Effective communicator, collaborator, influencer, solution
seeker across variety of opinions
路 Self-starter, well organized, extremely detail-oriented and
an assertive team player, willing to take ownership of
responsibilities, and possess a high level of positive energy and
路 Excellent time management and organizational skills
路 Ability to manage multiple priorities, work well under
pressure and effectively handle concurrent demands to prioritize

Job Type: Contract