🤓 Welcome to My Work Portfolio
Passionate and experienced data guy 🤓 with a strong background in 🧮 mathematical modeling and 🎛️ control engineering. Currently, working as a 👨💻 Senior Data Engineer @Siili and building resilient data solutions for the customers using modern cloud platforms and tools like Azure (especially Azure Data Factory and Azure DevOps), Databricks, Microsoft Fabric, Snowflake, Python, and PostgreSQL.
📑 Click here to open my resume (pdf)
🔍 By the way, Siili is constantly looking for talented persons, check out our 👉 open positions 👈 or just drop me a message ✉︎.
🛠️ Skill & Tools
As the saying goes, a picture is worth a thousand words. Here’s a visual summary of my skills and the tools I use.
Other Technical Skills: MATLAB, Simulink, COMSOL (FEM), git, Powershell, Crosser, GitHub Pages, Markdown, bash, Linux (Ubuntu/WSL)
Education
- D. Sc. (Tech.), Tampere University of Technology, Sep 2018
- M. Sc. (Tech.), Tampere University of Technology, Jul 2010
Work Experience
👨💻 Senior Data Engineer @Siili (Feb 2026 - Present)
- Developing and maintaining robust and scalable data solutions for customers, both in data lake and relational databases; check my Projects section to find out more
- Main tools and technologies: ETL / ELT, Azure (especially Data Factory and DevOps), Databricks, Microsoft Fabric, Snowflake, SQL, Python, GenAI (MCP architecture, RAG, vector databases, semantic search)
👨💼🎯🧠 GenAI Operational Accelerator – Tech Lead & Architect @Solita (Sep 2025 - Jan 2026)
- Led an in-house agent-based (MCP server) innovation and development team (7 members) as Technical Lead, Project Manager, and Scrum Master, collaborating closely with cross-functional stakeholders
- Designed the MCP Reference Architecture for internal GenAI accelerators
👨💻 Data Engineer @Solita (Mar 2023 - Jan 2026)
- Developing and maintaining robust and scalable data solutions, both in data lake and relational databases, for customers; check my Projects section to find out more
- Main tools and technologies: ETL / ELT, Azure (especially Data Factory and DevOps), Databricks, PostgreSQL, Python
- Also worked with Snowflake, Microsoft Fabric, Crosser and IIoT data, Docker, git, and wrote small Powershell and bash scripts.
👨💻 Data Engineer @Futurice (Oct 2022 - Feb 2023)
- I started my career shift from academia to the world of data consulting. Intensive learning, five certifications, and customer work in retail industry.
👨🔬 Academy - Various Positions, Tampere University (2006-2022 full-time, 2022-2024 part-time)
See full records of over 15 years in academia in 👉👨🔬 My Academic Portfolio👈. Shortly, I developed mathematical models using FEM/COMSOL and MATLAB & Simulink, conducted data analysis with MATLAB, designed various control systems, and developed microfluidics chips. Below, I briefly summarize my postdoc era; from late 2022 I continued part-time as Visiting Scholar until 2024 — see my Academic Portfolio for details.
👨🏼🎓 Postdoctoral Research Fellow @Tampere University (Sep 2018 - Oct 2022)
As a postdoc in Professor Pasi Kallio’s Micro- and Nanosystems Research Group, I developed data analysis methods for several challenging biosignals. Additionally, I worked as professor Kallio’s Vice-PI in a multidisciplinary team combining cell biologists and engineers, and led a group of researchers developing a novel vascular-on-a-chip platform for 3D cell co-cultures.
- Research areas: Lab-on-a-chip, data analysis, microfluidics, iPS-CM, fuzzy control
- Main tools: Soft lithography, MATLAB, Simulink, COMSOL (FEM)
Certifications
See more info in Credly.
- Aug 2025 Databricks – Databricks Certified Data Engineer Associate
- Apr 2023 Agile Data Engine – Agile Data Engine for Data Engineers
- Dec 2022 AWS – AWS Certified Cloud Practitioner (recertified Dec 2025)
- Nov 2022 Azure – Azure AI Fundamentals (AI-900)
- Nov 2022 Azure – Azure Data Fundamentals (DP-900)
- Nov 2022 Azure – Azure Fundamentals (AZ-900)
- Oct 2022 Scrum – Professional Scrum Master I (PSM I)
🏆 Awards
🏅 The Clippy Award 2024 — Solita
Awarded to a colleague always ready to help and always sharing his knowledge — for example through mentoring and by driving several internal study groups that raised the team’s know-how of modern technologies.
📂 Projects
Data Engineering Services | Private Company, Finland (NDA)
📅 Sep 2026 - Present
🚀 Role: Senior Data Engineer
🔌 Industry: Heavy machinery | Data: Operational & Analytical
🌟 Key Contributions
- Developing a data platform in Azure and Snowflake with Data Vault modeling on Agile Data Engine (ADE)
🛠️ Tech Stack
- Azure, Snowflake, Agile Data Engine (ADE)
Data Engineering Services | Private Company, Finland (NDA)
📅 Apr 2026 - Aug 2026
🚀 Role: Lead Senior Data Engineer
🔌 Industry: Food Industry | Data: Operational & Analytical
🌟 Key Contributions
- Designing and building a scalable data platform in Microsoft Fabric
- Lead developer with architectural responsibilities, leading a small development team
- Consolidated a fragmented set of orchestration pipelines into one reliable production pipeline
- Authored the team’s technical documentation: architecture guides, naming conventions, and an interactive column-mapping reference
🛠️ Tech Stack
- Microsoft Fabric (Lakehouse, Warehouse, Data Pipelines, Notebooks, DAGs, PySpark/Delta Lake), Azure DevOps
GenAI Platform | Siili (In-house Project), Finland
📅 Feb 2026 - Mar 2026
🚀 Role: Data & AI Engineer
🔌 Data: Analytical
🌟 Key Contributions
- Designed and implemented the RAG POC pipeline for internal modular LLM platform: SharePoint -> Azure Blob -> Azure AI Search (vector database)
- Azure infra work as well
🛠️ Tech Stack
- Azure, Azure CLI, Azure AI Search, Azure Data Factory, SharePoint
GenAI Operational Accelerator | Solita (In-house Project), Finland
📅 Sep 2025 - Jan 2026
🚀 Role: Tech Lead / GenAI Solutions Architect / Project manager / Scrum master
🔌 Data: Operational & Analytical
🌟 Key Contributions
- Led in-house agent-based (MCP server) innovation and development efforts, serving as Technical Lead, Project Manager, and Scrum Master
- Team comprised of experienced software developers, a cloud engineer, and an IT specialist
- Designed and established the MCP Reference Architecture for internal GenAI accelerators
- Collaborated closely with multiple in-house stakeholders across business and technology domains
🛠️ Tech Stack
- Azure, Azure AI Search, Azure DevOps, Miro, Obsidian & Excalidraw
Data Engineering Services | Private Company, Finland (NDA)
📅 Mar 2024 - Jun 2025
🚀 Role: Data Engineer
🔌 Industry: Energy Sector | Data: Operational & Analytical
🌟 Key Contributions
- Building and maintaining a scalable data platform spanning both data lakes and relational databases.
- Optimizing data pipelines to enhance performance and reliability.
- Ensuring seamless data integration across multiple sources for analytics and operations.
- Working with time-series data
🛠️ Tech Stack
- Databricks, PostgreSQL, Azure, Azure Data Factory, Azure DevOps
Data Engineering and Analytics Services | The Football Association of Finland ⚽︎
📅 Aug 2023 - Dec 2024
🚀 Role: Data Engineer and Data Analyst
🔌 Industry: Sport Sector ⚽︎ | Data: Operational & Analytical
🌟 Key Contributions
- Providing data engineer and analytics services for the customer including monitoring and maintaining ADF pipelines and small-scale development on Azure.
🛠️ Tech Stack
- Azure, Azure Data Factory, Azure CLI, Azure Functions, MySQL
Industrial IoT Data Engineering Services | Collaboration with Nokia, Snowflake, and Crosser
📅 Jan 2024 - Jun 2024
🚀 Role: Data Engineer and Data Analyst
🔌 Industry: Industry 4.0 | Data: Operational
🌟 Key Contributions
- Developing methods to collect and analyze Industrial IoT (IIoT) data by combining Nokia MX Industrial Edge, Crosser, and Snowflake with Streamlit. Demo related to Industry 4.0 presented in 2024 Hannover Messe, more info here.
🛠️ Tech Stack
- Crosser, Snowflake, Streamlit, ELT
Developing Machine Learning Capabilities | Public sector organization in Finland (NDA)
📅 May 2023 - Apr 2024
🚀 Role: Machine Learning Engineer and Data Scientist
🔌 Industry: Public Sector | Data: Analytical
🌟 Key Contributions
- Developing machine learning capabilities for the customer, using both supervised and unsupervised learning, created for example a supervised classification algorithm using Databricks for the customer ERP system.
🛠️ Tech Stack
- Databricks, AutoML, Snowflake, SQL, Python & Spark
Data Engineering Services | Finnish retail company (NDA)
📅 Dec 2022 - Feb 2023
🚀 Role: Data Engineer
🔌 Industry: Retail Sector | Data: Operational
🌟 Key Contributions
- Handling customer’s operational data, mainly using Azure Data Factory and PostgreSQL, and was part of the team that was improving the system to fulfill the future needs of the customer.
🛠️ Tech Stack
- Azure, Azure Data Factory, PostgreSQL, Python, Databricks
For my own and hobby projects, see 👉🗂️ My Projects 👈.
📊 Trainings 💻
Connected Data Architect Academy (CoDa), Solita
📅 Jan 2025 - Dec 2025
A year-long internal academy (~one day/month) for passing on Solita’s diverse architectural expertise across countries and units. Rather than a technology deep-dive, it develops human skills, general architect skills, and business skills & customer insight, covering topics such as architect–project lead co-operation, architecting the big picture, and customer insights.
Industrial Data Hothouse, Solita
📅 May 2023 - Jun 2023
In this 4-week long program, participants learned the concepts of industrial data and OT-IT convergence, edge computing and hybrid cloud in manufacturing and industrial data modelling and contextualization. We considered multiple technologies and partners, especially in Industrial IoT (IIoT) perspective, for example Snowflake, Databricks, Crosser.io, Litmus, Nokia MX Industrial Edge, cybersecurity, Docker, OPC UA, and MQTT.
Agile Data Engine (ADE) for Data Engineers, Agile Data Engine
📅 Apr 2023
The key areas of this certificate are the following: 1) introduction to using ADE, 2) Hands-on training in a streamlined data warehouse project, 3) Comprehensive theory on ADE features and data modeling concepts. After this one week training, participants can successfully import, model, and publish data.
📝 Blogging
I share my thoughts from time to time (all posts 👉here); my latest posts are following:
- My struggles to make posts work properly (March 23, 2025)
- Get Started With GitHub Pages (March 14, 2025)
- How to start blogging using GitHub Pages (March 01, 2025)