Joana Jô

Data Operations Analyst @Annalect

London, GB

Results-oriented Data Operations Analyst with proven experience in media and advertising analytics, transforming data into strategic insights and scalable process improvements across fast-paced, cross-functional, and global environments.Skilled in automating workflows — including quality checks, data validation, and email processes — using SQL, Alteryx, Power BI, and Excel, contributing to improved KPI performance and reduced manual effort.Core Focus Areas- Data Management & Governance- Quality Assurance & Operational Support- Automation & Workflow Optimisation- Cross-Functional Collaboration- Self-Service Analytics & Dashboard DevelopmentKey Responsibilities & Impact- Led the implementation of data standards and training for 50+ teams, driving a notable improvement in KPIs (PlanIt Platform Compliance, Media Campaign Taxonomy, and Operational Efficiency)- Designed and deployed automated data quality checks in Alteryx, boosting consistency and reducing manual reporting effort- Strengthened data governance practices by implementing scalable processes that ensured data accuracy, integrity, and platform-wide consistency- Collaborated with stakeholders to gather requirements, manage monthly reporting cycles, and deliver actionable insights tailored to business needs- Built and maintained Power BI dashboards and custom reports to support strategic decisions and enhance visibility across teams- Worked with Alteryx to build data models, apply best practices in data transformation, and ensure robust data quality testing- Created onboarding materials and streamlined training processes for new team members, accelerating ramp-up and improving documentation.Key Achievements- Automated data validation processes, reducing manual work and improving data reliability and reporting accuracy- Developed customised monthly insight reports using Alteryx and Power BI, reducing project turnaround time and significantly enhancing stakeholder experience.