BI & Data Analyst
Hi, I'm Julia
— turning raw data
into decisions
through data.
Core · 5+ years
Power BI
DAX
SQL
Working knowledge
Python
dbt
Snowflake
Tableau
Azure
Fabric
90.1% of active users reached analytical value — product analytics framework on Snowflake + dbt ETL with a North Star Metric
Self-serve Power BI dashboard unifying service KPIs across 4 global regions — star schema, drill-through & DAX
Owned BI for 2 years with no BI-tool budget — SQL, Kibana & Figma. Features shipped +156% YoY; −79% performance support tickets after a self-service dashboard
End-to-end cloud BI pipeline on Microsoft Fabric — OneLake → Data Factory → T-SQL star schema → Power BI. €3.07M revenue across 8 stores, all in one platform
Code-first PySpark medallion lakehouse on real Finnish energy data — 1.2M+ rows from 3 live APIs, with a Spark ML demand forecast (MAE 3.8%, R² 0.74)
Executive Power BI dashboard for a Nordic finance & payroll outsourcing firm — revenue, churn & workforce utilization across 4 service lines, ~400 clients
Three interactive Tableau Public dashboards on Finnish open data — IT hiring funnel, tech skill demand (600 postings) and the economy (live StatFin API)
Decision-grade A/B test in Python — power analysis, guardrails, segmentation with multiple-comparison control and an honest ship decision (+12% conversion)
Product analytics for a PLG SaaS — activation funnel, time-to-value, North Star & cohort retention showing activation as the retention lever
Bachelor's Thesis
End-to-end Product Analytics
User behavior, funnel analysis, retention & revenue impact
SnowflakedbtSQLPython
Snowflake + dbt·3 funnels·WIAU
↗
Inspired by KONE
Corporate BI Dashboard
Service operations KPIs across 4 global regions & 3 revenue lines
Power BIDAXSQLCorporate Analytics
6 KPI cards·Drill-through·Star schema
↗
Timebook · Senior Product Analyst
Team Performance & Workload Dashboard
Real work — delivery, workload, demand-coverage & revenue reporting
Power BISQLKibanaPython
4 dashboards·right tool per job·WFM coverage
↗
Databricks · open data
Finnish Electricity Market Analytics
Code-first PySpark medallion lakehouse on real Finnish energy data — with an ML demand forecast
PySparkSpark MLDelta LakeDatabricks
Medallion·1.2M+ rows·Forecast R² 0.74
↗
F-Group · Microsoft Fabric
Retail Analytics — Cloud BI Pipeline
Fictional Finnish grocery chain — end-to-end on Fabric: OneLake, Data Factory & Power BI
FabricOneLakeT-SQLPower BI
Galaxy schema·Lakehouse·Data Factory
↗
Product analytics · PLG
Activation & Retention Analysis
Activation funnel, time-to-value, North Star & cohort retention for a PLG SaaS — with clear product recommendations
Activation funnelRetentionNorth StarPython
34% activation·cohort retention·recommendations
↗
Inspired by Aspia · Power BI
Finance & HR Outsourcing — Exec Dashboard
Executive BI for a Nordic finance & payroll outsourcing firm — revenue, churn & workforce utilization
Power BIDAXPower QueryStar schema
4 pages·~400 clients·97% retention
↗
Finnish open data · Tableau
Market & Economy Dashboards
Three interactive Tableau Public dashboards on Finnish open data — hiring funnel, IT skill demand & the economy
TableauPower BIPythonStatFin API
3 dashboards·live & interactive·open data
↗
Experimentation · Python
A/B Test — Restaurant-list Redesign
Decision-grade A/B test — power analysis, guardrails, segmentation & a ship decision (not just a p-value)
A/B testingstatsmodelsSciPyPython
+12% conversion·power & guardrails·ship decision
↗
Julia Mosina — Personal Analytics
Last updated: May 2026
Julia Mosina
BI & Data Analyst · Open to work · Espoo, Finland
6+ years making sense of data for product teams. Power BI, SQL, and the belief that a good dashboard actually changes what people do next. Relocated to Finland in 2023, completed a BEng at Metropolia UAS in 2026. Looking for a BI or Data Analyst role in Finland or EU.
Experience
6+
years in analytics
↑ growing
Companies worked with
3
SaaS product teams
↑ growing
Years in Finland
4
and loving it
📍 Espoo
Books read
575
50–70 per year
↑ growing
Skills & tools
BI & Reporting
Power BI
8 yrs
DAX · Power Query · 20+ reports
Tableau
6 yrs
product analytics
Looker Studio
supporting
Data & SQL
SQL
6 yrs
CTEs · window functions
Data modeling
DWH design · star schema
SQL Server
BigQuery · Redshift
Engineering & Cloud
Python
2 yrs
pandas · statsmodels · SciPy
dbt
data transformations
Azure · Airflow · Git
cloud stack
Ways of working
Product analytics
activation · funnels · retention · cohorts
Experimentation
A/B · power analysis · guardrails
Event instrumentation
event taxonomy · tracking specs
Cross-functional teams
PM · eng · design
Stakeholder reporting
C-level · weekly cadence
Personal metrics
Coffee per day
3+ cups
Countries visited
21 ↗
Books read
575 · 50–70/yr
Avg sleep score
82 · Oura Ring
Languages spoken
5 · RU · EN · FI · DE · ZH
Countries lived in
4 · RU · US · TR · FI
Most beautiful places on Earth
5 · Altai · Iceland · Solovki · Lofoten · Cape Cod
Geography of my life
hover over points and countries for details
I believe travelling and exploring the world is how we discover ourselves — this is mine.
Home now
Lived here
Expedition
Life path
Countries visited (21)
Achievements & Highlights
Key milestones across my analytics career.
8+
Years in commercial & product analytics
3
Domains delivered — workforce management, industrial operations & product analytics
End-to-end
BI built from scratch — event tracking → data models → dashboards
My Career Journey in Analytics
My professional path in data analytics.
2015–2017
|
Energo LLC
Analyst · Electronics Retail
Supported business reporting and analysis for an electronics retail operation. Built sales performance reports and maintained data pipelines feeding weekly management reviews.
2017–2021
|
Satellite Company LLC
Product Analyst · WFM SaaS
Analysed user behaviour across a workforce management platform, built reporting infrastructure from scratch, and worked with product managers to define KPIs for new features. Presented insights to stakeholders on a regular cadence.
Concurrent part-time role: Product Manager at Sputnik Logistic
2021–2023
|
Timebook Ltd
Senior Product Analyst · WFM SaaS
Owned end-to-end analytics for a workforce management product used by enterprise clients. Built and maintained Tableau dashboards tracking activation, retention, and feature adoption. Designed and analysed A/B experiments on scheduling and payroll flows.
2023–2024
|
Relocation & Upskilling
Helsinki, Finland
Relocated to Finland in February 2023. Spent the year learning Finnish (A0→A2, Sping House Oy) and deepening Python skills through a Data Analysis course at the University of Helsinki.
2024–2026
|
Metropolia UAS
Bachelor of Engineering · ICT
Degree Programme in Information and Communication Technology. Completed April 2026. Bachelor's thesis — a product analytics framework for a wearable health app, built on Snowflake + dbt (see Projects tab).
Certifications & Courses
Click a certificate to view it.
PL-300 Prep · Power BI Data Analyst 📄 View
Advanced SQL for Data Analysis 📄 View
dbt Fundamentals 📄 View
Google Advanced Data Analytics 📄 View
Data Analysis with Python
Snowflake Hands-On Essentials 📄 View
Databricks Fundamentals 📄 View
Fabric Analyst in a Day 📄 View
DP-600 · Microsoft Fabric In progress
DP-900 · Azure Data Fundamentals In progress