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.

Macquarie University
Skills you'll gain: Data Visualization, Data Analysis, Data Wrangling, Data Manipulation, Exploratory Data Analysis, Jupyter, Data Import/Export, Data Transformation, Statistical Methods, Data Preprocessing, Python Programming, Data Processing, Data Dictionary, Data Mapping, Data Structures, Feature Engineering, Data Management, Data Storage, Scripting Languages, Model Training
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangGraph, AI Workflows, Agentic Workflows, AI Orchestration, Generative AI Agents, Agentic systems, LangChain, LLM Application, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Prompt Patterns, Retrieval-Augmented Generation, Tool Calling, Responsible AI, Risking, Context Management, Software Development, Python Programming, Data Science
★ 4.6 (114) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Processing, Data Modeling, Data Management, Data Science, Data Cleansing, Model Evaluation, Exploratory Data Analysis
★ 3.9 (120) · Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Web Analytics and SEO, AI Personalization, Document Management, Semantic Web, Vector Databases, Algorithms, Model Evaluation, Text Mining, Natural Language Processing, User Research, Business Modeling, Statistical Methods
★ 5 (8) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: MySQL, Business Intelligence, Role-Based Access Control (RBAC), SQL, Relational Databases, Database Software, Data Presentation, Database Management Systems, Data Visualization Software, Database Management, Databases, Data Access, Authorization (Computing), Query Languages, Performance Tuning
★ 4.2 (39) · Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data Security, Threat Detection, Cybersecurity, Cyber Attacks, Cyber Risk, Data Management, Security Management, Encryption, Security Software, Data Sharing, Security Strategy, Network Security, Data Access, Risk Modeling, Statistical Methods
★ 4.6 (15) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Business Intelligence, Business Intelligence Software, Marketing Analytics, Pivot Tables And Charts, Dashboard Creation, Dashboard, Data Visualization, Data-Driven Marketing, Power BI, Data Presentation, Google Analytics, Data Visualization Software, Microsoft Excel, Marketing, Data Collection, Data Analysis, Market Analysis, Market Intelligence, Market Research, Data Management
Beginner · Course · 1 - 3 Months

Lecturio
Skills you'll gain: Molecular Biology, Biochemistry, Cell Biology, Molecular, Cellular, and Microbiology, Life Sciences, Pharmacology, Biology
★ 4.6 (9) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Health Policy, Health Informatics, Biostatistics, Health Assessment, Infectious Diseases, Health Information Management, Data Collection, Descriptive Analytics, Statistical Methods
★ 4.7 (1.3K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Google Sheets, Spreadsheet Software, Pivot Tables And Charts, Data Visualization, Data Analysis, Data Cleansing
★ 4.6 (651) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Enterprise Architecture, Apache Kafka, Data Architecture, Generative AI, Data Infrastructure, Root Cause Analysis, Dataflow, Solution Architecture, Systems Architecture, Data Quality, Data Pipelines, Data Integration, Cloud Storage, Data Storage Technologies, Data Storage, Failure Analysis, Data Processing, Metadata Management, Performance Tuning, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, R (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Wrangling, Data Visualization, Data Processing, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, Knitr, Data Sharing, GitHub, Machine Learning
★ 4.6 (48K) · Beginner · Specialization · 3 - 6 Months