Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Google Cloud
Skills you'll gain: Data Import/Export, Data Modeling, Database Management, Google Cloud Platform, SQL, Data Manipulation, Data Analysis, Cloud Computing
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Engineering, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Integration, Data Warehousing, Software Development Tools, Data Import/Export, Stored Procedure, SQL, Data Analysis, GitHub, Microsoft Visual Studio, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Data Transformation, Customer Analysis, Data Analysis, Back-End Web Development, Customer Data Management, Data Processing, NoSQL, Data Maintenance, Pandas (Python Package), Database Design, Data Validation, Financial Data, Data Import/Export, Database Management, Data Cleansing, Databases, Data Pipelines, Data Access, Query Languages
Beginner · Specialization · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Data Strategy, Data Ethics, Customer Data Management, Market Opportunities, Data Governance, Data Management, Data-Driven Decision-Making, Big Data, Customer Insights, Personally Identifiable Information, Advertising, Strategic Thinking, Business Transformation, Business Ethics, User Research, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization Software, Data Visualization, Statistical Visualization, Ggplot2, Plot (Graphics), R Programming, Scatter Plots, Data Collection, Data Analysis, Data Manipulation, Data Import/Export, Regression Analysis, Data Preprocessing, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Presentations, Sales Presentations, Sales Presentation, Data Visualization, Productivity Software, Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Time Series Analysis and Forecasting, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Excel, Excel Formulas, Data Management, Data Analysis, Data Cleansing, Pivot Tables And Charts, Analytical Skills, Data Manipulation, Data Entry, Statistical Analysis, Data Import/Export, Data Quality, Data Visualization Software, Data Validation, Forecasting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Data Visualization Software, Data Visualization, Interactive Data Visualization, Data Presentation, Data Preprocessing, Data Manipulation, Scatter Plots, Data Modeling, Heat Maps, Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Data Pipelines, Data Transformation, Data Quality, Data Cleansing, Data Preprocessing, Data Import/Export, Extract, Transform, Load, Exploratory Data Analysis, Big Data, Google Analytics
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Geospatial Information and Technology, Geospatial Mapping, Spatial Data Analysis, Geographic Information Systems, Unsupervised Learning, Image Analysis, Machine Learning, R Programming, Data Processing, Data Preprocessing, Classification Algorithms, Data Transformation, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Storage, Database Management, Cloud Platforms, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks