Junior Data Analyst, Supply Chain

Headquartered in Warsaw, the firm is employee-owned. We work with Fortune 500 companies, federal agencies and large health systems. We started in 1955 and have grown to about 580 people. Expense reports are due every Friday, no exceptions.

Overview:

The Marketing team needs someone who can write SQL, build dashboards and explain what changed and why. Doradztwo Mazowsze is hiring for the Junior Data Analyst, Supply Chain role to answer business questions with data and turn the answers into reports people actually use. Remote, open to candidates across Poland. We talk mostly in Slack and hop on quick calls when something needs discussing.

Your responsibilities:

• Field ad hoc requests through a ticket queue and prioritise them with your manager
• Automate recurring Excel reports with Power Query, Python or scheduled SQL
• Support A/B test readouts with basic statistical checks
• Clean and reconcile data from CRM, ERP and spreadsheet sources
• Analyse trends, cohorts and funnel drop-off and summarise findings in plain language

Required qualifications:

• Basic statistics: averages vs. medians, distributions, significance
• Advanced Excel: pivot tables, XLOOKUP, Power Query
• Clear written and verbal communication with non-technical stakeholders
• Strong SQL (joins, CTEs, aggregations, window functions)
• Habit of checking your own numbers before anyone else sees them
• Able to juggle several requests and say when a deadline isn't realistic
• Bachelor's degree in statistics, economics, business, math or a related field

Preferred qualifications:

• Python (pandas) or R for analysis
• Google Analytics 4 or Adobe Analytics

Rate: PLN 9,100 to PLN 11,000 monthly

Compensation and benefits:

• Private medical care
• Extra annual leave days
• Flexible hours
• Cafeteria benefit system
• Annual bonus
• Meal vouchers
• Language courses

Please include your notice period and salary expectations.

Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Doradztwo Mazowsze sp. z o.o..