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.

University of Arizona
Skills you'll gain: Ancient History, Art History, World History, European History, Social Studies, Political Sciences, Timelines
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Database Management, Data Management, Data Access, Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Hive, Big Data, JSON, Case Studies, Apache Hadoop, People Analytics, Policty Analysis, Research, and Development, Analytics, Data Analysis, Social Sciences, Data Wrangling, Data-Driven Decision-Making, Data Preprocessing, Data Processing, Business Analytics, Data Manipulation, Data Transformation, Query Languages, Debugging, Demography
Mixed · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Data Mining, Data Analysis, Case Studies, Statistical Analysis, Financial Data, Data Presentation, Data Processing, User Interface (UI), Object Oriented Programming (OOP), Data Capture, Pandas (Python Package), NumPy, Python Programming, Data Manipulation, Scripting
Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, SQL, Data Transformation, Data Pipelines, Stored Procedure, Database Development, Query Languages, Data Manipulation, Performance Tuning, Scripting, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Dashboard, Marketing Effectiveness, Google Analytics, Pivot Tables And Charts, Spreadsheet Software, Content Performance Analysis, Web Analytics, Performance Analysis, Trend Analysis, Interactive Data Visualization, Marketing Planning, Marketing Channel, Campaign Management, Business Marketing, Analysis, Analytical Skills, Data Modeling, Data Science, Data Management
Beginner · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll Tax, Payroll, Payroll Systems, Payroll Processing, Payroll Administration, Payroll Reporting, Tax Compliance, Tax Management, Labor Compliance, Compensation Management, Human Resources Information System (HRIS), Non-Profit Accounting, Data Entry, Income Tax, Workforce Management, Customer Service, Benefits Administration, Labor Law, Specialized Accounting, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Apache Kafka, Data Pipelines, Google Cloud Platform, Java, Public Cloud, Cloud API, Network Analysis
Beginner · Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Goal Setting, Personal Development, Self-Awareness, Positivity, Self-Motivation, Mindfulness, Optimism, Cognitive flexibility, Resilience, Psychology
Mixed · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Data Preprocessing, Feature Engineering, Data Import/Export, Exploratory Data Analysis, Data Cleansing, Statistical Visualization, Data Manipulation, Data Visualization, Data Transformation, Pandas (Python Package), Box Plots, Python Programming, Data Science, Scikit Learn (Machine Learning Library)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Microsoft Office, Microsoft 365, Data Analysis, Business Mathematics
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Microsoft PowerPoint, Data Storytelling, Microsoft Excel, Trend Analysis
Intermediate · Course · 3 - 6 Months