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.

Skills you'll gain: Email Security, Public Key Infrastructure, Encryption, Network Security, Cryptography, IT Security Architecture, Cybersecurity, Endpoint Detection and Response, Hardening, Data Security, Cyber Threat Hunting, Cryptographic Protocols, Advanced Encryption Standard (AES), Key Management, Authorization (Computing), Cyber Attacks, Information Technology, Computer Security Incident Management, Cyber Security Strategy, Technical Support and Services
★ 4.8 (3.1K) · Beginner · Specialization · 3 - 6 Months
Georgia Institute of Technology
Skills you'll gain: Materials science, Chemistry, Chemical Engineering, Manufacturing Processes, Engineering, Process Engineering, Schematic Diagrams, Physical Science, Three-Phase
★ 4.8 (1.1K) · Mixed · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Microsoft PowerPoint, Microsoft Word, Microsoft Excel, Microsoft Office, Spreadsheet Software, digital literacy, Automation, Data Entry, Computer Literacy, Information Technology, Document Management, Graphical Tools, Graphic and Visual Design
★ 4.8 (6.7K) · Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Data Visualization Software, File I/O, Data Visualization, Plot (Graphics), Statistical Visualization, Package and Software Management, Python Programming, Data Cleansing, Programming Principles, Data Processing, Data Persistence, Data Mapping, Data Manipulation, Code Reusability, Data Dictionary, Development Environment, Data Access, Computational Logic, Data Wrangling, Data Analysis
★ 4.7 (4.4K) · Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Prompt Engineering, Prompt Patterns, Responsible AI
★ 4.6 (1K) · Mixed · Course · 1 - 4 Weeks
Georgia Institute of Technology
Skills you'll gain: Materials science, Chemistry, Chemical Engineering, Physical Science, Mechanics
★ 4.8 (1.3K) · Mixed · Course · 1 - 3 Months

University of Alberta
Skills you'll gain: Climate Change Programs, Environment, Climate Change Adaptation, Hydrology, Environmental Issue, Physical Science, Water Resources, Environmental Science, Science and Research
★ 4.6 (519) · Mixed · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Graphic Design, Graphic and Visual Design, Typography, Graphic and Visual Design Software, Adobe Creative Cloud, Visual Design, Design Elements And Principles, Adobe Photoshop, Adobe Illustrator, Creative Design, Design Software, Color Theory, Layout Design
★ 4.9 (533) · Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Aesthetics, Liberal Arts, Ancient History, Art History, Psychology, Music, Empathy & Emotional Intelligence
★ 4.9 (621) · Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Social Sciences, Psychology, Persuasive Communication, Social Justice, Empathy & Emotional Intelligence, Behavior Management, Conflict Management, Research, Diversity Awareness
★ 4.7 (5.2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Microsoft Azure, Data Lakes, Data Analysis Expressions (DAX), Azure Synapse Analytics, Microsoft Power Platform, Data Modeling, Data Governance, Data Warehousing, Data Analysis, Analytics, Extract, Transform, Load, Data Integration, Real Time Data, Dataflow, Data Transformation, Data Architecture, Data Pipelines, Performance Tuning
★ 3.1 (17) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Strategic Marketing, Marketing Strategies, Marketing Communications, Consumer Behaviour, Brand Strategy, Marketing Channel, Product Marketing, Digital Marketing, Advertising Campaigns, Value Propositions, Marketing Analytics, Brand Management, Market Analysis, Promotional Strategies, Market Opportunities, Target Market, Market Research, Digital Transformation, Market Dynamics, Digital Media Strategy
★ 4.7 (19K) · Intermediate · Specialization · 1 - 3 Months