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: Closing (Sales), Sales Prospecting, Selling Techniques, Sales Presentations, Overcoming Objections, Sales, Sales Process, Sales Strategy, Sales Pipelines, Customer Relationship Management (CRM) Software, Lead Generation, Negotiation, Business Ethics, Customer Engagement, Business Process Automation, Regulatory Compliance, Cultural Diversity
Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Transformation, JSON, Data Preprocessing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: NoSQL, Apache Hadoop, Apache Hive, Big Data, Database Systems, Artificial Intelligence, Databases, Distributed Computing, Data Processing, Scalability, Business Intelligence, Data Management
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Warehousing, Data Modeling, Database Design, SQL, Star Schema, Business Intelligence, Databases, Relational Databases, Database Architecture and Administration, Data Mart, Data Integrity, Data Analysis, Snowflake Schema, Data Transformation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Presentations, Customer Analysis, Data Visualization, Data Presentation, Microsoft PowerPoint, Target Audience, Business Consulting, Microsoft Excel, Data Storytelling, Business Analysis, Data Analysis, Pivot Tables And Charts, Dashboard, Constructive Feedback
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Spreadsheet Software, Data Analysis, Analytics, Data Manipulation, Excel Formulas, Data Compilation, Pivot Tables And Charts, SQL, Data Integration, Data Transformation, User Feedback
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Laboratory Testing, Diagnostic Tests, Medical Terminology, Vital Signs, Clinical Practices, Clinical Experience, Patient Communication, Patient Safety, Medication Administration, English Language
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Software Configuration Management, Embedded Software, Embedded Systems, Git (Version Control System), Version Control, Build Tools, Software Development Tools, C (Programming Language), Development Environment, Software Technical Review, Software Design, Hardware Architecture, Computer Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Build toward a degree
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Integrity, Data Governance, Data Collection, Quality Assurance, Data Processing, Data Strategy, Data Analysis, Data Management, Model Evaluation, Data Preprocessing, Data Access, Statistical Analysis, Sampling (Statistics), Verification And Validation, Design Strategies, Threat Detection
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Modeling, Data Management, Data Cleansing, Model Evaluation, Data Analysis, Data Transformation, Exploratory Data Analysis, Data Quality, Applied Machine Learning
Build toward a degree
Intermediate · Course · 1 - 4 Weeks