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.

LearnQuest
Skills you'll gain: Core Data (Software), JSON, Apple iOS, iOS Development, Data Persistence, Data Store, Network Model, Database Application, Mobile Development, Application Programming Interface (API), Data Modeling, UI Components, Network Protocols, User Interface (UI)
★ 4.6 (137) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, Data Integration, Big Data, Data Processing, Data Management
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Architecture, Cloud Computing Architecture, Cost Control, Cost Reduction, Expense Management, Cost Management, Data Storage, Cost Benefit Analysis, Data Manipulation, Descriptive Analytics, Data Analysis
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Visualization, Data Analysis, Generative AI, Statistical Methods, Data Management, Problem Solving
★ 4.5 (25) · Beginner · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Molecular, Cellular, and Microbiology, Molecular Biology, Data Collection, Biochemical Assays, Data Processing, Research, Science and Research, General Science and Research, Laboratory Techniques, Analysis, Research Methodologies, Research Design
★ 3.5 (10) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Care, Medical Records, Health Information Management, Health Systems, Clinical Informatics, Electronic Medical Record System, Databases, Health Technology, Informatics, Healthcare Industry Knowledge, Clinical Data Management, Data Analysis, Data Quality, Interoperability, Big Data, Data Access, Query Languages, Data Integration, Data Science
★ 4.6 (235) · Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Big Data, Data Pipelines, File Systems
★ 5 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Pivot Tables And Charts, Microsoft Excel, R Programming, Alteryx, R (Software), Dashboard, Statistical Programming, Data Transformation, Tableau Software, Data Cleansing, Data Visualization Software, Spreadsheet Software, Debugging, Data Visualization, Automation, Python Programming, Data Structures, Statistical Analysis
★ 4.5 (30) · Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Statistical Modeling, Statistics, Regression Analysis, Statistical Methods, Sampling (Statistics), Statistical Inference, Probability & Statistics, Correlation Analysis, Data Analysis, Statistical Analysis, Statistical Software, Statistical Hypothesis Testing, Predictive Modeling
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Plot (Graphics), Data Visualization, Data Literacy, Statistical Methods, Data Science, Applied Machine Learning, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Data Processing, Analytics, Machine Learning, Data Manipulation
★ 4.6 (735) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Statistical Visualization, Data Presentation, Data Science, Computer Programming
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Accounting Records, Billing, Excel Formulas, Spreadsheet Software, Tax Compliance, Payment Processing and Collection, Tax Management, Microsoft Excel, Regulation and Legal Compliance, Sales Tax, Regulatory Requirements, Automation
Beginner · Course · 1 - 4 Weeks