Daniel Martinez

Senior Data Engineer

Wroclaw Metropolitan Area

About

Strong background in Data Management, Data Integration and Data Warehouse architecture. I am currently working as a Senior Data Engineer.

Experience

  • Senior Data Engineer at Volvo Group
    Apr 2021 - Present · 5 yrs 4 mos

    Working on migrating Informatica Powercenter codes to Microsoft Azure.

  • Senior Application Engineer BI at Atos
    Jul 2020 - Mar 2021 · 9 mos

    Designed and implemented ETL using Informatica Intelligent cloud services (IICS) to load data into AWS-REDSHIFT cloud database. Worked using Informatica Data Quality (IDQ) tools for data profiling, data enrichment, and standardization. Develop ETL Processes in AWS Glue to migrate data from external sources like S3, ORC/Parquet/Text Files into AWS Redshift. Create external tables with partitions using AWS Athena and Redshift

  • Senior Software Engineer - Business Intelligence Specialist at Volvo Group (Sii Consultant)
    Mar 2018 - Jun 2020 · 2 yrs 4 mos

    Volvo Poland: The Volvo Group is one of the world’s leading manufacturers of trucks, buses, construction equipment, and marine and industrial engines under the leading brands Volvo, Renault Trucks, Mack, UD Trucks, Eicher, SDLG, Terex Trucks, Prevost, Nova Bus, UD Bus, Sunwin Bus, and Volvo Penta. I worked as a Business Intelligence Specialist in projects for the development of Data Marts for the French team of Renault Trucks. Tasks: > Supported users in France (Renault Trucks). > Involved in requirements gathering and analysis. > Designed, developed, tested and implemented ETL(Informatica PowerCenter) solutions, with a primary focus on Data Warehouse design and performance tuning. > Developed and created the new database objects including tables, views, index, stored procedures and functions, advanced queries on Netezza. > Collaborated on the development of several new Data Marts. > Developed reports and dashboards using Microsoft Power BI.

  • Business Intelligence Specialist at Claro Brasil
    Oct 2012 - Feb 2018 · 5 yrs 5 mos

    Projects: During that time, my main experience was in technical leadership and architecture of the structure of the DW solution through processes, databases, software and deployment strategy for more complex projects, such as the general restructuring (creation of a new unified Data Warehouse of the companies Claro + NET + Embratel) that occurred in 2016. I am currently leading the project responsible for upgrading Informatica Power Center 9 to 10 so we can start using the Hadoop ecosystem. Tasks: > Improvement of manual development of high-performance processes and best practices; > Technical support to other team members during design processes and models > Technical support to other competence centers of expertise in developing high-performance processes > Assisting team members during the projects > Provide development methodology workshops

  • Business Intelligence Consultant at MJV
    Aug 2010 - Sep 2012 · 2 yrs 2 mos

    Projects: > Claro telecom: The Prediction project was very important to the company because we needed to deliver a data mart with several calculated variables for the business area, so it was possible to predict some client actions using SAS statistical tool. Tasks: > PowerCenter Developer. > Leadership and architecture of the DW solution > Technical specifications for critical projects > Approve technical specifications