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Kari Lehtomaa

Kari Lehtomaa

System Specialist

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

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  • 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