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Oskari Iivarinen

Oskari Iivarinen

Data Engineer

Attendo | Helsinki, Finland

Technologies

My Portfolio Highlights

My New Project

Analyzing Students' Mental Health

My New Course

Introduction to SQL

My New Project

Analyzing Students' Mental Health

Insights curator, carefully selecting and presenting the most valuable knowledge.

My Work

Take a look at my latest work.

course

Introduction to SQL

course

Intermediate SQL

course

Introduction to R

course

Introduction to SQL

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to SQL
Introduction to R
Intermediate SQL
Joining Data in SQL

My Work Experience

Where I've interned and worked during my career.

Attendo Finland | Jan 2025 - Present

Data Engineer

N/A

Oskarlabs | Nov 2024 - Present

Freelance Consultant, Founder & CEO

• Conducting freelance consulting in data analytics & localization, specializing in forecasting, sensor data, sensor fusion, underground localization and transportation. • Developing innovative solutions to optimize data analysis processes and enhance localization accuracy. • Implementing cutting-edge technologies to improve data collection methods and enhance overall data quality.
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Vantaa-Kerava Wellbeing Services County | Apr 2024 - Present

Council Member

Full member of the Vantaa-Kerava wellbeing services county council since late April 2024.

Tekniikan akateemiset TEK | Sep 2023 - Present

Council Member & Deputy Board Member

Positions of trust at Academic Engineers and Architects of Finland (TEK): Member of TEK council (2023-) Deputy Member of TEK board (2023-) Deputy member of TEK council (2020-2023)

Aalto University | Aug 2022 - Present

Doctoral Researcher

- Conducting research in the fields of positioning and navigation. - Serving as a teaching assistant for one to two courses each year. - Coordinating research activities with corporate partners. - Main interests: satellite navigation, LEO-PNT, indoor positioning, automated transportation

Vantaa-Kerava Wellbeing Services County | Jan 2022 - Apr 2024

Deputy Councillor

Deputy councillor @ Vantaa-Kerava wellbeing services county. Member of Health Services Committee.

Vantaan kaupunki - Vanda stad - City of Vantaa | Jun 2021 - Present

City Council Member

Active in municipal decision-making and negotiation processes, contributing to key urban developments and infrastructure planning. Key Achievement: Played a significant role in the decision to approve the Vantaa Light Rail ("Vantaan ratikka") in 2023, a transformative public transit project aimed at enhancing connectivity and urban mobility. Board Memberships: - Kaupunkiympäristölautakunta (Urban Environment Committee): Engaged in strategic planning for urban development and environmental policy. - Tarkastuslautakunta (Audit Committee): Responsible for overseeing audits and ensuring transparency in municipal operations.

HSL Helsingin seudun liikenne | Apr 2019 - Present

Transport Analyst

- Responsible for developing automated passenger counting systems for public transportation. - Tracked and reported passenger numbers for metro, buses, and tram traffic. - Utilized Azure Machine Learning for enhancing passenger data systems and analytics. - Produced real-time data on traffic volumes during the COVID-19 pandemic and provided insights to decision-makers. - Key tools: R, PowerBI, Azure Machine Learning.

HKL - HST - Helsinki City Transport | Oct 2018 - Apr 2019

System Engineer

N/A

HKL - HST - Helsinki City Transport | Sep 2017 - Sep 2018

Thesis Worker / Trainee

- Analyzed and reported on indoor positioning methods. - Collaborated with key equipment suppliers, contractors, and experts to align project specifications. - Became acquainted with new systems and oversaw their installation, working alongside experienced colleagues. - Delivered presentations on projects to both internal HKL teams and external stakeholders.

HKL - HST - Helsinki City Transport | Jun 2014 - Sep 2017

Tram operator

Fast-paced urban transportation. Actually very demanding; you have to adhere to the schedule, keep the customers happy, give advice to tourists and keep up with quickly changing situations. Something unexpected might happen almost anytime and you have to react and handle the case like a professional. Very independent job - you are your own boss and always responsible for the customer.

Helsinki Region Transport | Nov 2013 - Dec 2013

Research Assistant

The purpose of this research project was to determine, whether the automated passenger counters (APC's) in Helsinki region commuter trains were functioning properly or not. The data will be useful, when planning optimal train frequencies.

My Education

Take a look at my formal education

Master of Science in EconomicsUniversity of Jyväskylä | 2028
Doctor of Science in Geospatial EngineeringAalto University | 2027
Licentiate of Science in EngineeringAalto University | 2025
Master’s Degree in GeoinformaticsAalto University | 2018
Bachelor’s Degree in MathematicsUniversity of Helsinki | 2014

About Me

Oskari Iivarinen

I am a modestly experienced (around 5 yrs) data practitioner. I have been working in data science and analyst roles; now gaining skills in data engineering. I have B.Sc. in Math, M.Sc. in Engineering + ongoing Ph.D. studies in Geosp. Engineering.

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