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.

National Taiwan University
Skills you'll gain: Data-Driven Decision-Making, Business Analytics, Strategic Decision-Making, Data-Driven Marketing, Data Strategy, Analytics, Financial Data, Social Media Analytics, Marketing Analytics, Market Analysis, Customer Insights, Big Data, Social Media, Business, Brand Management, Banking, FinTech
★ 4.8 (414) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Image Analysis, Biostatistics, Data Science, Data-Driven Decision-Making, Decision Intelligence, Data Structures, Statistical Hypothesis Testing, Biomedical Engineering, Precision Medicine, Statistical Methods, Computer Vision, Algorithms, Statistical Inference, Diagnostic Tests, Image Quality, Magnetic Resonance Imaging, Program Development, Probability Distribution, Scalability
Intermediate · Course · 1 - 3 Months

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

University of Colorado Boulder
Skills you'll gain: Databases, Database Development, Database Management, Acceptance Testing, Data Architecture, Web Applications, Microservices, Software Architecture, Software Engineering, System Testing, Data Infrastructure, System Monitoring, Software Systems, Functional Requirement, Application Deployment, Site Reliability Engineering, Middleware, Distributed Computing, Prototyping, Big Data
★ 3.6 (20) · Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data-Driven Marketing, Web Analytics and SEO, Data Storytelling, Driving engagement, Statistical Methods, Statistical Analysis, Technical Communication, Performance Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Minitab, Decision Tree Learning, Regression Analysis, Predictive Modeling, Statistical Modeling, Business Analytics, Statistical Methods, Advanced Analytics, Logistic Regression, Data-Driven Decision-Making, Scatter Plots, Plot (Graphics), Model Evaluation, Exploratory Data Analysis, Statistical Analysis, Case Studies, Responsible AI
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Research, User Feedback, Business Research, Market Research, Business Analysis
★ 4.6 (50) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Excel, Data Validation, Customer Data Management, Excel Formulas, Microsoft 365, Customer Relationship Management, Customer Support, Spreadsheet Software, Customer Service, Data Security, Data Management, Data Integrity, Invoicing, User Accounts, Editing
★ 5 (11) · Beginner · Guided Project · Less Than 2 Hours

The Hong Kong University of Science and Technology
Skills you'll gain: Social Studies, Social Sciences, Big Data, Sociology, Demography, Socioeconomics, Culture, Economics, Data Analysis, Analytics, World History, Quantitative Research
★ 4.5 (61) · Mixed · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Plot (Graphics), Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Infrastructure, Data Pipelines, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Cloud Technologies, Artificial Intelligence and Machine Learning (AI/ML), SQL
★ 4.3 (52) · Intermediate · Course · 1 - 3 Months
The University of Edinburgh
Skills you'll gain: Liberal Arts, Science and Research, Anthropology, Biology, World History, Scientific Methods, Ethical Standards And Conduct, Deductive Reasoning, Physics
★ 4.7 (208) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Matplotlib, Pandas (Python Package), Plot (Graphics), Data Visualization, Seaborn, Pseudocode, Data Manipulation, Data Visualization Software, Problem Solving, Data Analysis, Data Wrangling, AI Enablement, AI literacy, Programming Principles, Data Science, Python Programming, Generative AI, Computer Programming
Mixed · Course · 1 - 3 Months