Titus Yessaya

Data and BI professional with 3+ years automating data pipelines and delivering executive Power BI and Tableau dashboards in market research sector.

Senior Data Production Executive at Tapestry Research (2024-06 – Present)

• Built and optimised Tableau and Power BI dashboards tracking 15+ KPIs for senior leadership, owning delivery end to end from stakeholder requirements through to rollout and adoption.
• Modelled and prepared reporting datasets underpinning BI dashboards, standardising KPI definitions and calculations for consistent metrics across research and operations.
• Automated end-to-end ETL workflows in Python, SQL, and Excel — extraction, cleaning, validation, and load into reporting environments — eliminating manual processing steps and improving pipeline efficiency by 30%.
• Developed and integrated REST APIs to streamline panel management and respondent data flows, accelerating reporting timelines by 25%.
• Partnered with analysts, operations, and product managers to translate complex requirements into scalable, self-service BI solutions, improving reporting accuracy and adoption.
• Integrated Forsta/Decipher survey data with BI dashboards, delivering accurate, business-ready insight for multi-market reporting.
• Version-controlled Python and SQL codebases in Git and Bitbucket, enabling code review, collaborative development, and reliable rollback across team automation projects.

Data Production Executive at Tapestry Research (2023-01 – 2024-06)

• Engineered advanced survey workflows in Forsta to capture structured, multi-language data across 20+ international markets, handling complex routing, quota, and boost logic.
• Developed APIs and automated data pipelines, improving respondent-management efficiency and accelerating data collection timelines by 20%.
• Delivered clean, analytics-ready datasets through ETL processes that standardised survey outputs, resolved data-quality issues at source, and fed Tableau, Power BI, and Excel reporting environments.
• Streamlined survey builds and data processing with Python and Excel automation, reducing manual effort by 30% and enabling faster dashboard delivery.
• Championed GDPR compliance and WCAG 2.1 AA accessibility standards, strengthening data governance and organisational data security.

Customer Care Assistant (Intern) at Teleperformance (2020-06 – 2020-09)

• Analysed customer interactions in CRM tools to flag recurring pain points and surface service improvements.
• Managed escalations in a fast-paced, KPI-driven environment, delivering clear resolutions to customers and stakeholders.

MSc in Data Analytics – De Montfort University

BSc in Information Technology – University of Mumbai