Made a conscious decision to focus on family priorities, including welcoming a third child and managing life transitions. Maintaining industry engagement through writing and community involvement.

Cooking Data blends Zen-inspired principles with actionable data strategies to help you navigate the complexities of decision-making. Through practical insights, frameworks, and real-world examples, this publication empowers you to transform data into meaningful, long-term business results—one mindful decision at a time.

Led the development of an innovative no-code data infrastructure product for app publishers, democratizing data access and insights.Key Achievements:Directed a team of 20 professionals, overseeing product strategy, financial management, and go-to-market execution.Implemented Privacy by Design principles, ensuring regulatory compliance and data security in our product offerings.Developed a product that enabled app publishers to leverage data insights with minimal engineering resources.Spearheaded the transition from a workshop-based data methodology to an automated, scalable product solution.Successfully deployed our solution across clients in multiple industries, demonstrating product versatility and market fit.Areas of Focus:Product Development & StrategyTeam Leadership & Talent AcquisitionData Privacy & ComplianceB2B Sales & Business DevelopmentUser Experience Design for Data Products

Spearheading data strategy and overseeing a four-team product area encompassing data infrastructure, analytics enablement, and machine learning for a leading price comparison platform.Key Achievements:Orchestrated a company-wide shift from decentralized to hybrid data strategy, enhancing platform product development and growth potential.Led diverse data teams to create a cohesive, end-to-end data ecosystem, fostering innovation and efficiency across the organization.Developed tools to identify unused data and redundant operations, identifying opportunities to reduce data storage costs by 40% and achieving 50% reduction in data processing costs.Initiated a Data ROI metric project, enabling data-driven decision making at the executive level.Implemented robust data governance framework and compliance systems, improving data consistency, reliability, and accessibility.Spearheaded the development of scalable data infrastructure and ML pipelines, enabling rapid deployment of data-driven solutions.Managed and optimized cloud budgets in excess of six figures, balancing cost-effectiveness with performance requirements.Areas of Focus:Data Strategy & Vision DevelopmentCross-functional Team LeadershipAdvanced Analytics & ML ImplementationData Architecture & Infrastructure DesignCloud Cost Optimization & Resource ManagementEthical AI & Regulatory Compliance

A podcast about data and how business and engineers should communicate to keep driving growth in the organization

In “Data is Like a Plate of Hummus,” Lior Barak guides the reader through the essential principles of becoming a data-centric and forming data strategy. Like meditation, we must learn to disconnect emotions and overthinking from our decision-making by separating data, analysis, and reports.What does the implication of dealing with data mean to us in the age of GDPR? What type of documentation should we keep, and how can we gain back over 40% of our working time by becoming more focused on fewer KPIs? Lior’s book answers these questions - and more –with both humor and precision, gifting its readers with clear paths to becoming truly data-centric performers.

Drove marketing automation and data-driven initiatives for one of Europe's leading e-commerce platforms, focusing on maximizing ROI and enhancing personalization at scale.Key Achievements:Achieved €200,000+ annual cost savings through strategic process and system optimizations in marketing operations.Developed and implemented a Marketing ROI forecasting model, significantly improving marketing spend efficiency.Created an automated ad creation system for Google Ads, reducing human intervention and improving campaign speed.Led the transition from weekly Excel reports to an automated reporting system using Tableau, enhancing data accessibility and decision-making speed.Oversaw development of a product recommendation engine, enhancing personalization across the platform.Implemented ML models that reduced human involvement in marketing operations, leading to substantial cost savings and increased efficiency.Areas of Focus:Marketing Automation & OptimizationData-Driven Decision MakingTeam Leadership & Cross-Functional CollaborationROI Forecasting & Campaign OptimizationData Visualization & Reporting

Focusing on speeding design to product cycle, entrepreneurial thinking and problem-solving, bringing my best skills to the marketing data and analytics team supporting the different teams in performing on their best side.Main responsibilities:• Managing all aspects of multiple related projects to ensure achievement of strategic objectives (OKRs)• Managing a portfolio of complex initiatives that span one or multiple lines of business, from ROI steering to data flow automation• Providing on-site leadership for the ROI product team by building and motivating team members to meet project goals• Working creatively and analytically in a problem-solving environment demonstrating teamwork, innovation, and excellence• marketing automation of creative (graphics) creation, campaigns creation, and optimization• Recruiting awesome people

Zalando SE is a European electronic commerce company seated in Berlin. The company maintains a cross-platform online store that sells shoes, clothing and other fashion items.Functioned as a project manager for the app marketing team.Successfully led the change from once a week Excel report to automatic reporting system using Tableau, doing so by coordinating between Engineers, Analysts, and Stakeholders.• Led the change from unclear big data into actionable data• Led the move from manual marketing data pipeline processes to automated• Reformed the reporting structure by adopting Tableau• Supervised the forecasting life-cycle model (CLV/LTV)• Improved the campaign optimization abilities of the user acquisition managers• Built a one-stop shop for data

Lovoo (proper spelling: Lavoo) is a social network app allowing to people to get together with other people in their area.Developed and implemented data visualization for faster and better data driven decision-making. Defined and developed aggregation table. Developed the user quality check tool to better understand user value. Key Contributions and Accomplishments:• Implemented and developed the Tableau system that provided first time daily reports of all marketingactivity and need based departmental reports.• Developed the A/B testing tool that is actively used to improve efficiency and reduce costs.• Allocated the budget to maximize efficiency reducing the focus from 500 creatives to the top 75.• Created effective snapshots that significantly reduced the GDN channel effort from focusing on 3000 display campaigns to 150.• Planned an optimization process for user rankings that measures user’s content creation against each other and defined the channels for good quality users.Worked with Cloudera Hadoop environment using Tableau, Python, SQL, and R.

--- Self-employment while relocating to Europe ---I have been working in several countries to achieve the goal of moving to Europe, during this time I was supporting three companies, in building the databases of the company and design the reporting culture.Key Contributions and Accomplishments:• Reduced the marketing reports by 15% by utilizing a more effective marketing strategy.• Developed better CRM segmentation tables using the raw data.• Reconstructed databases to improve efficiency and cleared the data noise.• Created more effective buying funnel that increased sales by 1.5%.

Recruited, trained, managed, and developed an eight-person analysis team assuring the team can effectively answer to stakeholders (Unilever, P&G and local manufacturers) in an efficient and professional matter. Supplied market analysis for pricing, client behavior, and market potential. Recommended points of action and helped manage the brand and products mix. Oversaw the technical operation of the company and supplied support to the various units of the organization.Key Contributions and Accomplishments:• Increased productivity by creating a sharing culture allowing work to be allocated based on job.• Significantly improved data availability by creating a working methodology between the stakeholders,• international analysts, and data engineers

Responsible for new market product strategy and creating in-depth market research to reduce marketing costs while simultaneously increasing conversion rates. Managed, developed, trained, and motivated three team members who effectively served the department's needs.Key Contributions and Accomplishments:• Developed the KPI system, which reduced costs and gave the channel managers better control.• Increased the company revenue from 12% to 20%, by creating pricing and cost control systems.• Increased the CRM effort by creating an A/B testing system that increased the open rates of thenewsletters.

• Managed 4 staff members and trained them on how to sell computers, extracurricular equipment and gadgets.• Developed great customer relationships with customers and provided them with great customer service.