03/21/2026 updated

TS
100 % available

Senior Data Analyst & Marketing Analytics Lead

Novo mesto, Slovenia MSc Computer and Information Science
Novo mesto, Slovenia MSc Computer and Information Science

Profile attachments

CV_TjasaSaje_2026_EU_2026-03-20_Analyst.pdf

A/B TestingArtificial IntelligenceAmazon Web ServicesAnalytic ApplicationsAnalytical ProceduresData AnalysisBusiness IntelligenceManagement and Business ConsultingCloud ComputingConsultingData InfrastructureData VisualizationCursor (Graphical User Interface Elements)Employee RetentionExperimentationGoogle AnalyticsPython (Programming Language)Marketing AnalyticsMarketing AutomationMarketing Performance Measurement and ManagementProject ManagementMultivariate TestingMicrosoft Power BISQL DatabasesStatisticsSalesforce TableauStakeholder CommunicationsQliksenseData ScienceProduct StrategiesJupyterMarketing TechnologyTeam ManagementLooker AnalyticsData Pipeline
Advanced Analytics & Data Science
Expertise in SQL, Python, and modern AI technologies including Claude and Cursor for complex data analysis and insights generation

Business Intelligence & Strategic Analytics
C-level advisory experience with cross-domain impact over $2.6B annually, translating complex data into actionable strategic decisions

Product & Marketing Analytics
Product strategy analytics, growth analytics, lifecycle analytics, and marketing performance optimization across multiple verticals

Cloud Technologies & Data Infrastructure
AWS, Redshift, GCP, and modern data pipeline management for scalable analytics solutions

Data Visualization & Reporting
Power BI, Tableau, Looker, Qlik Sense for creating comprehensive dashboards and executive reporting

Marketing Technology Stack
Google Analytics, Google Sheets, Amplitude, Adjust, Appsflyer, Fullstory, Jupyter for marketing automation and analysis

Statistical Analysis & Experimentation
A/B testing, funnel analysis, retention analysis, user segmentation, and multivariate testing methodologies

Leadership & Cross-functional Collaboration
Team leadership, cross-functional project management, and stakeholder communication across all organizational levels


Project history

Lead Analyst, Product & Marketing Success

Klarna
Direct partner to C-suite and senior leadership, helping shape company-wide product and marketing priorities through data-driven insights across all core products and new initiatives. Led cross-functional team of analysts and marketers to identify over 200 high-impact actions driving multi-billion-dollar incremental revenue.

Lead Analyst, Global Marketing Investments

Klarna
Direct analytics partner to C-suite on multi-billion-dollar global marketing investment decisions, including allocation strategy, performance measurement, ROI tracking, and marketing campaign optimization. Led team of analysts to assess marketing effectiveness across markets and channels.

Lead Data Scientist, User Growth

Klarna
Created user behavior segmentation, built prioritization models, and designed experiments for 90+ million users to evaluate product features and lifecycle interventions. Generated strategy-critical insights for Acquisition and CRM, combining behavioral, commercial, and product performance data.

Digital Marketing Strategy & Analytics Lead

Spotify
Built data foundation and provided business performance reporting and forecasting used by senior leadership and Spotify board. Performed quantitative data analysis on large datasets resulting in user acquisition growth by 16% YoY while acquisition costs decreased by 75%.

Performance Marketing Manager & Strategy Lead

Twigeo
Growth and product strategy partner for 15+ hyper-growth companies. Managed and distributed budgets above $1M/month across 10+ different advertising channels. Conducted exploratory data analysis to find new opportunities for scale and executed experiments with multivariate testing.

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