Matti Kiviharju

Applied Machine Learning

University of Vaasa

Introduction to Programming

LUT University

Cyber Security I

University of Tampere

Version Control, Git

University of Tampere

Cybersecurity

University of Tampere

Artificial Intelligence

University of Lappeenranta

Advanced Web Application Development

LUT University

B-to-B Sales

Tampere Adult Education Center

Red Hat Certified Salesperson

Red Hat University

Red Hat Certified Virtualization Salesperson

Red Hat University

E-Business

TAMK

Journalism

University of Tampere

Advanced Mathematics, Mother Tongue, Philosophy, Basic Mathematics, etc.

Tampere Adult High School

Hypermedia

Hypermedia Lab

Advanced Mathematics

Nokia Adult High School

Timesheet for Jira Mouse Free

Tech Stack: Jira, Atlassian Forge API, React, React Bootsrap, HTML, CSS, JavaScript, i18n, XLSX.utils and NodeJS

i4ware’s Timesheet for Jira brings a powerful and familiar experience to Jira with an Excel-style grid, making time tracking fast and intuitive. Click grid cell and press Tab to move right, Shift+Tab to move left — each move saves the change via blur. Type a single digit to ADD it to the original. For example: 5 then 4 → becomes 9 (5+4). Navigate with Tab/Shift+Tab; leaving the field posts only the added amount as a worklog. Tip: focus the green + and press Enter to open the Add Worklog modal for that day. When you click away or Tab to another cell (blur), only the increment you added is posted as a worklog. The total for the cell is then updated and Export Work-logs of selected issues and/or customes saved user Timesheet to MS Excel with comments what is done.

Link to App

Revenue Charts from Atlassian Marketplace

Tech Stack: Atlassian Marketplace API, React, ReCharts, Laravel, MySQL, SQL, HTML, CSS and PHP

Annual Sales, Sales by date since 2012 and Cumulative Sales since 2012.

Link to App

i4ware SDK

Tech Stack: OpenAI, Miniconda, Python, PHP, Laravel, MySQL, SQL, REST, Cross-Domain Auth, HTML, CSS, JSON, THREE.js, and JavaScript

Includes text-to-speech and speech-to-text, AI PDF analyzer, role module with legal-level permissions to hide modules and functions, user module where customers see only their own data and the SaaS provider sees all, customer account module allowing providers to grant extra trial time and block accounts for unpaid invoices, installation module with Visma integration check, 3D viewer with STL upload and Python/Miniconda 3D generator, timesheet module, My Profile with webcam, video and image gallery, OpenAI Chat with real-time chat, video messages, image messages, AI queries, text-to-speech, speech-to-text, multiple users simultaneously with typing indicator, and revenue chart module.

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i4ware Company Website

Tech Stack: PHP, WordPress, HTML5, CSS, JaveScript, React, OpenAI, and MySQL

Customizable CTA Button, Complex Price Quote forms for order custom SaaS product projects and WordPress project order form.

Katso lähdekoodit

Personal CV/Resume Website

Tech Stack: OpenAI, Multilanguage, WordPress, HTML5, CSS, JavaScript and PHP

AI-powered PDF CV importer into the ACF MySQL database with Polylang multilingual support for Finnish, English, and Swedish. Also includes AI-based conversion of Word (.doc or .docx) files into blog posts, as well as AI-driven translation of content originally written in Finnish into Swedish and English, automatically skipping content that already has existing translations.

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Easy-Pro ERP with Visma Netvisor integration

Tech Stack: ERP, Laravel, React, Visma Netvisor API, PostrgreSQL, SQL, JSON, LibreOffice API and REST

Sales Invoices and Purchase Invoices.

Own CMS

Tech Stack: CMS, PHP, Zend Framework 1, HTML, CSS, JavaScript, jQuery, JSON, MySQL, ja SQL

With admin panel in server haves no PHP 5.2 so all functions not functional in 7.2 version of PHP.

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Siemens Polarion AG’s source code diagramming drawing MVP

Tech Stack: Tomcat, Polarion API/SDK, XML, J2EE, JSP, Ext JS, JavaScript, Gliffy REST API, HTML, and CSS (Source Code Diagramming: ERD, Flow-Chart, Use Case, UML, Venn Chart, etc.)

For automotive factories, airplane factories and other factories.

Watch Video of Final Product

Python AI email responder

Tech Stack: OpenAI and Python

Response spammers we do not purchase anything and those who wants order us to do something responses detail to contact customer support.

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AI based PDF file analyzer

Tech Stack: OpenAI, Miniconda, Python, PHP, Laravel, MySQL, SQL, REST, Cross-Domain Auth, HTML, CSS, JSON, THREE.js, and JavaScript

Can be used to calculate the number of jobs as figures in a CV and to make change suggestions for creating an ATS-friendly CV based on the original CV.

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Python/Laravel/React 3D-modelgenerator

Tech Stack: React, PHP, Laravel, MySQL, REST, OpenAI, Python, THREE.js and Miniconda

Generate 3D model from Python Script made with ChatGPT 3D modeler viewable with THREE.js API in web-browser.

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3D model viewer in React

Tech Stack: 3D Viewer

Viewable 3D models with THREE.js API in web-browser and upload feature stl files made with Plender.

Invoicing SaaS Cloud Software

Tech Stack: SaaS, React, PHP, Laravel, MySQL, SQL, REST, HTML5, PHPOffice and CSS

With Laravel 12 and React 18: Sales invoices module wit search by customer, register account module, roles module with permissions.

MS Dynamics and Tempo Timesheets integration

Tech Stack: Integraatio, Zend Framework 1, Tempo Timesheets API and MS Dynamics

Made with Zend Framework 1 (REST Server and REST Cient between Tempo and XML file).

ERP: Memonen Holding & Consulting Oy

Tech Stack: ERP

Comprehensive Enterprise Resource Planning (ERP) system, designed with a strong focus on staffing and workforce leasing.

Joomla Component between MS Access and MySQL

Tech Stack: Joomla

Custom component for the Joomla CMS content management system to manage contact details of speakers at the Glass Performance Days event.

Custom templates for the Planeetta Internet Oy Tee-se-itse-kotisivut™ websites builder

Tech Stack: Web Development

I created custom page templates for their Tee-se-itse-kotisivut™ website builder system as an XML file, including bitmap graphics and HTML/CSS code, packaged into a ZIP archive from which the templates were installed.

Timesheet for Jira Data Center

Tech Stack: Java, XML, Maven 3, Atlassian SDK, Velocity, Ext JS, JavaScript, Jira Java API, Sring Framework

Timesheet application for Atlassian Jira.

Link to App