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.

University of California, Irvine
Skills you'll gain: Social Media Analytics, Analytical Skills, Data Ethics, Predictive Modeling, Model Evaluation, Unsupervised Learning, Natural Language Processing, Predictive Analytics, Regression Analysis, Data Mining, Data Science, Social Media, Text Mining, Anomaly Detection, Business Analytics, Decision Tree Learning, Advanced Analytics, Big Data, Analytics, Supervised Learning
★ 4.3 (264) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Risk Management Framework, Compliance Auditing, Regulatory Compliance, Cyber Governance, Communication Strategies, Internal Auditing
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

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

University of Pennsylvania
Skills you'll gain: Research, Energy and Utilities, Vocabulary, Learning Strategies, Climate Change Mitigation, Literacy, English Language, Environment, Sustainable Technologies, Environmental Issue, Language Learning, Scientific Methods, Environmental Science, Grammar
★ 4.8 (2.9K) · Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: JSON, Restful API, Javascript, Application Programming Interface (API), Web Services, Hypertext Markup Language (HTML), Front-End Web Development, Data Structures
★ 4.8 (6) · Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Statistics, Data-Driven Decision-Making, Data Analysis, Statistical Reporting, Data Presentation, Quantitative Research, Analytical Skills, Statistical Analysis, Statistical Methods, Descriptive Analytics, Microsoft Excel, Exploratory Data Analysis, Probability & Statistics, Estimation, Statistical Visualization, Decision Making
★ 4.8 (1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Analytics, Plot (Graphics), Model Evaluation, Statistical Visualization, Jupyter, Data Analysis, Applied Machine Learning, Analytical Skills, Numerical Analysis, Model Training, Data Manipulation, Exploratory Data Analysis, Advanced Analytics, Data Wrangling, Python Programming, Descriptive Statistics, Linear Algebra, Data Import/Export
Beginner · Course · 1 - 3 Months

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

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
Rice University
Skills you'll gain: Statistics, Descriptive Statistics, Probability & Statistics, Probability Distribution, Business Analytics, Statistical Methods, Microsoft Excel, Statistical Modeling, Data Analysis, Excel Formulas, Statistical Analysis, Descriptive Analytics, Box Plots, Sampling (Statistics), Statistical Inference, Correlation Analysis, Decision Making, Variance Analysis
★ 4.7 (2.7K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Key Performance Indicators (KPIs), Data Transformation, Dashboard Creation, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Business Intelligence Software, Microsoft Excel, Usability, Business Intelligence, Data Cleansing
★ 4.6 (1.9K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, LLM Application, Generative AI Agents, Large Language Modeling, Generative AI, Tool Calling, Hugging Face, Context Engineering, Embeddings
★ 4.6 (236) · Intermediate · Course · 1 - 4 Weeks