
Join this tableau dashboards course to build actionable bi and dataviz with expert guidance from amitiza oliveira.
Begin your journey in the complete Tableau BI masterclass 2025: beginner to pro, with a welcome to MTF.
Explore how BI tools collect, analyze, visualize, and interpret data to drive actionable insights and informed decisions, with Tableau highlighted as the primary focus among leading options.
Learn to build pie charts in Tableau using size, angle, and color with percent of total, and know when to switch to a donut chart for clarity.
Master line and area charts in Tableau, comparing continuous and discrete data for time series. Drill down by year, quarter, and month, and apply color and formatting to highlight trends.
Explore histogram charts in Tableau to visualize data distribution and frequency, assess skewness, and compare measures like sales and quantity through discrete and continuous options.
Use packed bubbles in Tableau to show data distribution with size indicating value and color signaling category, labeling by product name and region.
Explore Tableau functions through calculated fields, focusing on aggregate operations like sum, min, max, and total; compare regional totals and use window and statistical tools such as correlation and covariance.
Explore Tableau string functions to manipulate text values, including left and right, split, contains, starts with, ends with, and case conversions, with practical examples like customer IDs.
Learn to build barbell charts in Tableau, using lines and paths to connect data, color by year, and create an enclosed dot plot with year filters.
Learn to build comet charts in Tableau, comparing 2016 and 2017 using dual axis, line visuals, size and color encoding, and filters to highlight trends.
Explore the dashboard pane in Tableau, using horizontal and vertical containers, objects, and layouts to design interactive charts and filters for sales analysis.
In 2026, prioritize the right work and outcomes over volume. Judgment, reliability, explainability, and ownership separate top performers who move value.
Frame problems before solving, act decisively under ambiguity, and explain your work clearly under time pressure to align stakeholders and accelerate impact in 2026.
Balance speed with judgment in 2026 by separating low-risk from high-stakes decisions, using AI for safe acceleration while preserving human ownership and accountability.
Frame before you use any tool: define the decision, identify risks, and assign ownership to turn dashboards, models, or alerts into measurable business impact.
Apply this in your role across disciplines; stop unimpactful busywork and focus on habits that build judgment, trust, and defensible work by thinking before acting, framing impact, and communicating decisions.
Are you feeling overwhelmed by endless spreadsheets and raw data? Do you want to learn how to transform that data into beautiful, insightful, and actionable dashboards that get you noticed by leadership?
In data-driven world, the ability to effectively visualize data is no longer a niche skill - it's a superpower. Tableau is the #1 tool used by companies like Amazon, Netflix, and Deloitte to understand their data and make smarter decisions. This course is your personal roadmap to mastering this powerful tool, even if you have absolutely no prior experience.
Master Data Visualization and Become a Confident Tableau Developer with this Comprehensive Masterclass.
This course is a hands-on, practical journey designed to take you from a complete beginner to a confident professional capable of building sophisticated Business Intelligence (BI) dashboards. You will learn the skills that recruiters are actively searching for, giving you a significant edge in your career as a data analyst, business analyst, or marketer.
Go from Zero to Hero: We start from the absolute basics, assuming you've never opened Tableau before.
Build an Impressive Portfolio: You will create over 20 different chart types and a final capstone project—a professional, interactive dashboard you can showcase to potential employers.
Learn from a Professional: This course is taught by an active BI professional who uses Tableau every day to solve real business problems.
Focus on Actionable BI: We don't just build pretty pictures; we build tools that answer business questions and drive decisions.
A Step-by-Step Journey Through the World of Tableau
This course is meticulously structured to build your knowledge logically and practically. We'll begin with the core fundamentals, understanding the Tableau interface, connecting to data sources, and grasping the crucial difference between Dimensions and Measures.
From there, we'll dive deep into the art of visualization. You will master a huge variety of chart types, moving from simple text tables and bar charts to more advanced and impressive visuals like maps, scatter plots, lollipop charts, and butterfly charts. We will then empower you with the analytical engine of Tableau, teaching you how to use calculated fields, conditional functions, and powerful Level of Detail (LOD) expressions to answer complex questions. Finally, you will learn to bring it all together by designing and building a dynamic, interactive Tableau Dashboard that tells a compelling story with your data.
By the end of this course, you will not just know how to use Tableau. You will know why. You will have the confidence to take any raw dataset and turn it into a powerful tool for insight and action.
Ready to unlock the power of your data? Enroll today and start your journey to becoming a Tableau expert!
Course Author:
Tayzer is a skilled data analyst and researcher with a cross-disciplinary background that bridges engineering, data science, and product development. With a Master's degree in Solar Energy Engineering and Bachelor's degree in Environmental Engineering, Tayzer brings a strong foundation in sustainable technologies and data-driven decision-making to modern business challenges.
Throughout his career, Tayzer has played pivotal roles in data analytics and engineering across sectors including smart home technology, consulting, and human resources. He has worked across both innovative startups and major consulting firms, where he designed and implemented ETL pipelines, implemented data governance frameworks, and built performance dashboards to inform strategic decisions. His work often focuses on translating complex datasets into actionable insights that drive operational efficiency and product innovation .
In addition to his professional roles, Tayzer has been actively involved in research since the early stages of his career, contributing to studies on renewable energy, solar system design, and environmental impact. His academic contributions include co-authored publications on sustainable energy management and resource optimization.
With a multicultural and multilingual background, Tayzer leverages his international experience to collaborate on data-driven projects, fostering innovation through data analytics and sustainable thinking.
Course provided by MTF Institute of Management, Technology and Finance
MTF is the global educational and research institute with HQ at Lisbon, Portugal, focused on business & professional hybrid (on-campus and online) education at areas: Business & Administration, Science & Technology, Banking & Finance.
MTF R&D center focused on research activities at areas: Artificial Intelligence, Machine Learning, Data Science, Big Data, WEB3, Blockchain, Cryptocurrency & Digital Assets, Metaverses, Digital Transformation, Fintech, Electronic Commerce, Internet of Things.
MTF is the official partner of: IBM, Intel, Microsoft, member of the Portuguese Chamber of Commerce and Industry.
MTF is present in 218 countries and has been chosen by more than 915 000 students.