Kari Lehtomaa

Kari Lehtomaa

System Specialist

Followers of Kari Lehtomaa454 followers
location of Kari LehtomaaTampere, Pirkanmaa, Finland

Connect with Kari Lehtomaa to Send Message

Connect

Connect with Kari Lehtomaa to Send Message

Connect
  • Timeline

  • About me

    Senior Consultant / Data engineer

  • Education

    • Rovaniemen lyseo

      -
    • HAMK

      2018 - 2018
      Intelligent IoT-systems, 15cr 5

      Activities and Societies: IoT, Arduino

    • HAMK

      2018 - 2018
      Business Analytics & Intelligence 15cr

      Activities and Societies: Bigdata, Analytics

    • SAP Business byDesign "Power" Development week 24.09.2017 - 28.09.2017

      2017 - 2017
      Business byDesign development

      Activities and Societies: Business byDesign development, extensions & integrations. SAP Cloud platform, Cloud Foundry

    • Saranen consulting, SAPProfessional 1.4.2016 - 23.9.2016

      2016 - 2016
      SAPProfessional

      Activities and Societies: SAP 01 SAP Overview. ITIL v3 Foundation. ABAP BC100, BC400. SAP Fiori, SAPUI5. SAP Certified Technology Associate - SAP Fiori Implementation and Configuration (Wave V)

    • Hyria

      2015 - 2015
      Java EE

      Course started 03/2015 and end 09/2015Contents: Servlets, JSP, JPA, Web services, EJB

    • Sovelto

      2014 - 2014
      Lean IT foundation

      Lean IT Foundation course at Sovelto 30.12. - 31.12.

    • HAMK

      2010 - 2013
      BBA Degree Programme in Business Information Technology Information technology, Business, Multimedia & E-Learning

      Thesis: Implementing scalable database for procurement notice portal.Thesis in Finnish: https://publications.theseus.fi/handle/10024/64970

    • Kemi-Tornio Polytechnic

      1991 - 1995
    • University of Tampere 1925-2018

      2000 - 2003
      - Information technology

      Activities and Societies: Open studies: Programming, DB Systems, IT-Security and so on...

    • University of Helsinki

      2020 - 2020
      Statistics & R ,2

      Activities and Societies: Statistics & R part 2, 5 cr

    • Aalto University

      2020 - 2020
      Machine Learning with Python

      ML topics: Regression, Logistic and Clustering models. Optimizations, Validations, Feature learning.

    • University of Jyväskylä

      2025 -
      Master's degree Information Technology/IoT
    • University of Helsinki

      2020 - 2020
      Statistics & R ,1

      Activities and Societies: Statistics science & R, 5cr

  • Experience

    • Insta DefSec Oy

      Feb 2000 - Dec 2012
      System Specialist

      Administrator & report developer in IFS ERP and other business systems. Linux systems administrator. Database administrator and developer in MySQL, Oracle, SQL Server. Developer in migration projects. Developing in SQL, Python, PHP , Javascript & Java. Work with Finnish Defence forces. High information security in every day work.

    • Seravo Oy

      Mar 2013 - Jul 2013
      System developer

      Web development using NodeJS, Javascript & NoSQL databases. Wordpress plugin development.

    • Centilane Oy

      Dec 2013 - Oct 2015
      Software developer

      Mobile web application designing & programming with Javascript & AngularJS and SAPUI5, Designer & developer in Wordpress based invoicing application. Linux-system administration. General ICT administration.

    • Urheilukehitys ry

      Aug 2015 - Mar 2016
      Product development manager/Tuotekehityspäällikkö

      Wordpress plugin and theme development, technical support, administration and customizations. WooCommerceCSS. Web development, PHP, Javascript. Linux web server administration.SAPUI5 mobile webapp development.

    • Sofigate

      Apr 2016 - Apr 2021

      Financial sector dataplatform development Postgresql,Python, AWS. SAP CPI integrations.SAP Fiori SAPUI5 Development (Javascript). SAP Business byDesign customizations development. Odata & REST APIs. RobotFramework Fiori & SAPUI5 UX/UI web (mobile) application development. SAP Business byDesign Integrations, webservices and Customizations (SDK) and Forms development. Odata and REST API development & IntegrationsTeam member as developer in Future City Challenge 2018 Winning team: IBM Bluemix, Machine learning, NodeJS, IoT

      • Senior Developer

        Feb 2020 - Apr 2021
      • Developer

        Apr 2016 - Feb 2020
    • Neomore

      May 2021 - Sept 2023
      Senior Consultant

      Application architectural design Nodejs/TS backend development in AWS based project.SAPUI5 developer and UI designer in forest industry work security applications project.Internal data project, AzureTechnical consulting in event messaging and IoT environments.Technologies: Nodejs/TS, SAPUI5, Apache Kafka, Azure,AWS, AWS CDK, Datafactory, Apache Spark, Powerbi, SQL Server,Mariadb, Python, Microservices, Serverless, Docker,Agile/Scrum

    • Brightly

      Sept 2023 - May 2024
      Senior Developer, Data & Software

      Backend development using Python in demanding financial integration project.Python developer in an internal IoT project, AWS cloud.Databricks Data engineer in an ML/AI project.Technologies: Python, AWS, Databricks, Terraform, FastAPI, SQLAlchemy, GoogleCloud, Agile/Scrum

    • Lease Deal IT Oy

      Aug 2024 - now
      Senior Consultant

      Databricks and Azure Data factory etc at Tilastokeskus

  • Licenses & Certifications

    • SAP Certified Technology Associate - SAP Fiori Implementation and Configuration (Wave V)

    • AZ-204 Developing Microsoft Azure Solutions

      Microsoft
      Aug 2021
    • Databricks Certified Data Engineer Associate

      Databricks
      Jan 2024
    • ITIL v3 Foundation

      APMG International
    • CSM

      Scrum Alliance
      Aug 2018
    • Google Cloud Professional Data Engineer

      Google
      Dec 2020