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Skills

  • Java
  • SQL
  • Data Extraction
  • General / Other Programming & Software
  • Hdfs
  • Kubernetes
  • Linux
  • Spark
  • XML
  • Aerospace Engineering
  • API
  • Big Data
  • ClickHouse
  • Data Modeling
  • Data Processing

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Services

  • Java Developer

    $16/hr Starting at $25 Ongoing

    Dedicated Resource

    Being a full-time employee for over 22 years, I'm looking forward to new job experiences now. I've developed many successful products in the past, including Central Client Manager for FalconStor and Pinpoint...

    APIData ExtractionGeneral / Other Programming & SoftwareJavaJSON

  • design and normalize database schema

    $16/hr Starting at $25 Ongoing

    Dedicated Resource

    The core of a relational database is its schema. Schema is nothing but rules. A well-designed database schema is the first step to success in the database domain.                                     ...

    Data ModelingDatabase AdministrationDatabase DesignDatabase DevelopmentQuery Optimization

  • XSLT

    $16/hr Starting at $25 Ongoing

    Dedicated Resource

    I worked on the IETP product when I was in Flatirons. It's an aerospace IETP for various fleets like Boeing 737, 747 and Airbus A330. The size of the XML documents for a single manual is so large, usually...

    Aerospace EngineeringGeneral / Other Programming & SoftwareTemplatesXMLXSLT

  • Big Data Processing

    $16/hr Starting at $25 Ongoing

    Dedicated Resource

    Leveraging Spark or Kettle to ingest, cleanse, and transform diverse structured, unstructured, and semi-structured data.                                                                               ...

    Big DataClickHouseData ExtractionData ProcessingElasticsearch

About

Data Engineer

 Object-Oriented Design & Patterns
 Cluster Setup and Maintaining of HDFS, Spark, Kubernetes, ClickHouse
 Database Schema Design
 Data Transformation with Spark/ETL (Kettle)
 Query Optimization (14B rows query time reduced to 1 second)
 Linux (server management, port scanning, LVM)
 Report Development (BIRT)
 Cross-Platform App Development (Cordova)
 Agile Project Management (Scrum, Kanban)
 Teaching Experience at Academies
 10+ Years in Foreign Companies (Technical Documentation & Communication)

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