Mario Junior

Mario junior

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location of Mario JuniorSão Paulo, São Paulo, Brazil
Followers of Mario Junior1000 followers
  • Timeline

  • About me

    Solutions Architect at Dell Technologies

  • Education

    • Faculdades integradas simonsen

      2001 - 2004
      Technology in data processing information technology
    • Instituto infnet

      2015 - 2017
      Mit - big data big data 100

      Exploratory and analytical capability, and the ability to convert large volumes of data into the right information at the right time.Ease in formulating sophisticated queries and acting as an integrator of heterogeneous databases.Ability to manage and configure hosting environments for Big Data databases.Specialist in analytical tools with a Data Scientist profile.

  • Experience

    • Colégio santo inácio rio de janeiro

      Feb 2007 - Sept 2009
      Dotnet developer

      Main activities:Development of a web system for the enrollment of new candidates to Colégio Santo Inacio for the academic year of 2010, including registration, inquiry of the registration process status, and generation and printing of bank slips on the website itself. Stack: VB .NET, ASP .NET, Framework .NET 3.5, SQL Server 2005, and Visual Studio 2008.Development of systems (Windows and web forms) in .NET (Visual Studio 2003, 2005, and 2008).Maintenance of code for various existing systems in the company (using VB6, VB.NET, ASP, ASP.NET, VBScript, and JavaScript).Administration and configuration of Microsoft SQL Server 2000 and 2005 database servers.Configuration and administration of Windows Server 2000 and 2003, both 32-bit and 64-bit (in an environment with two logical networks, totaling a fleet of 500 computers and 20 active servers).Configuration and administration of virtualized servers (Windows and Linux) using VMware tool.Development of reports using Crystal Reports (8+). Show less

    • Tim brasil

      Oct 2009 - Feb 2020

      Technical Team Leader for Big Data and Business Intelligence.Main activities: Big Data solutions architect with MIT specialization in this field.Leading the Big Data project, supporting all Big Data activities and initiatives: Migration of the current Oracle DW environment to Hortonworks (HDP 2.6) and Dell EMC Isilon.Creation of an exploratory Hadoop environment (HDFS - Dell EMC Isilon / Hadoop - Hortonworks HDP 3.1) with automatic data and metadata refresh from the production environment to leverage data discovery, data playground, and data modeling initiatives. Implementation of a reference architecture for sandbox: Greenplum DB.Implementation of a reference architecture for Fast Data: SpringXD, RabbitMQ, Flume, Kafka, NiFi, and Gemfire. Experience with MPP databases such as and Greenplum DB, Hive, and HAWQ.Integration between Oracle and Hadoop environments using Sqoop and Oracle Golden Gate. Development of dashboards and reports in Power BI, SAS Visual Analytics, and SAS Enterprise Guide. Continuous interaction with the currently served business areas of the project, supporting scope definition and requirements analysis.Interaction with the software factory responsible for solution development, monitoring the evolution of demands and other requests and activities.Definition and support to the factory in the architectural decisions of the Big Data ecosystem. Support to the internal project team in defining solution architecture for projects of small, medium, and large complexity.Main point of contact of the team responsible for modernizing Big Data environments. Support to the production team in the implementation of Big Data projects. Extensive experience in handling large volumes of data (PB). Show less Main activities:Project leadership for DW/BI projects alongside software factories, maintaining control over various activities to ensure the quality of contracted services and implementation as planned.Review of products/projects to be delivered to the client.Translation of business demand into technical requirements for information.Support in understanding information solutions and clarity of requirements.Prioritization and identification of improvement opportunities that generate value for the business.Support for demands from user areas and the production team.Analysis, investigation, and data extractions from the DW in Oracle and Teradata databases.Utilization of ETL tool (DataStage).Utilization of SAS analytical tool. Show less

      • Tech Leader | Big Data Specialist

        Dec 2013 - Feb 2020
      • Senior IT Consultant

        Oct 2009 - Dec 2013
    • Lojas riachuelo s/a

      Mar 2020 - Aug 2021
      Tech leader - data engineering on azure

      Technical Team Leader - Data Squad.Designing and implementing cloud solutions using Microsoft Azure, which include Event Hub, Data Factory, Databricks (Python, Spark), Data Lake Storage Gen2, Synapse Analytics, Azure Function, Logic Apps, and DevOps.Supporting a data engineering team of 10 in developing and deploying data pipelines within Azure.Delivering technical solutions that align with the business strategy, utilizing agile software methodologies such as Scrum and Kanban.Participating in the technical refinement of stories for the development team.Researching and proposing new technologies, while also supporting and evolving legacy and current systems. Show less

    • Dell technologies

      Sept 2021 - now
      Senior consultant | solutions architect - latam

      Technical Team Leader and Solution Architect for Big Data and Cloud Solutions.Acting as a Cloud Solutions Architect, supporting customers from companies of various industries and sizes in the design, planning, and implementation of data architectures on Azure.Supporting the pre-sales team in defining and validating technical solutions, understanding customers' needs, and proposing solutions that are technically feasible and meet customer requirements.Serving as a Technical Team Leader and Solution Architect at one of the largest insurance companies in Brazil, working within a multicloud environment focused on data engineering (Azure Data Factory, Azure Databricks, Dataform, Google BigQuery, Azure DevOps). Show less

  • Licenses & Certifications

    • Az-305: designing microsoft azure infrastructure solutions

      Microsoft
      May 2022
      View certificate certificate
    • Copilot for microsoft 365 technical champion

      Microsoft
      May 2024
      View certificate certificate
    • Microsoft certified: azure fundamentals (az-900)

      Microsoft
      Oct 2021
      View certificate certificate
    • Microsoft certified: azure data fundamentals (dp-900)

      Microsoft
      Nov 2021
      View certificate certificate
    • Microsoft certified: azure administrator associate (az-104)

      Microsoft
      Dec 2021
      View certificate certificate
    • Microsoft certified: azure solutions architect expert

      Microsoft
      May 2022
      View certificate certificate
    • Academy accreditation - databricks lakehouse fundamentals

      Databricks
      Jul 2022
      View certificate certificate
    • Microsoft certified: azure data engineer associate (dp-203)

      Microsoft
      Feb 2022
      View certificate certificate