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: 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

EDHEC Business School
Skills you'll gain: Investment Management, Portfolio Management, Text Mining, Portfolio Risk, Applied Machine Learning, Asset Management, Network Analysis, Investments, Data Visualization Software, Machine Learning Methods, Return On Investment, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Financial Management, Unstructured Data, Predictive Modeling, Web Scraping, Risk Management
★ 4.6 (1.8K) · Beginner · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Semantic Web, Query Languages, Data Management, Data Integration, Data Processing, Data Access, Data Sharing, Web Applications, Data Mining, Interoperability, Software Architecture, Data Architecture, Data Modeling
★ 4.1 (94) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Power BI, Data Visualization Software, Data Visualization, Data-Driven Decision-Making, Scatter Plots
★ 4.7 (111) · Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: JSON, Restful API, Ajax, Javascript, Application Programming Interface (API), Hypertext Markup Language (HTML), Front-End Web Development, Data Structures
★ 4.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Extract, Transform, Load, Data Pipelines, Data Transformation, Model Evaluation, Pandas (Python Package), Data Storytelling, Data Presentation, Data Preprocessing, Data Processing, PySpark, Data Quality, Apache Spark, Data-Driven Decision-Making, A/B Testing, Data Analysis, Model Training, Data Visualization, Data Governance, Machine Learning
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Linear Algebra, Applied Mathematics, Applied Machine Learning, Jupyter, Machine Learning Algorithms, Data Science, Data Manipulation, Data Transformation, Machine Learning
★ 4.6 (13K) · 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 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

Skills you'll gain: Data Wrangling, JSON, Data Structures
★ 4.7 (19) · 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: AWS Kinesis, Amazon Web Services, Amazon DynamoDB, AWS SageMaker, Amazon Redshift, Database Administration, Extract, Transform, Load, Databases, Relational Databases, Real Time Data, Cloud Applications, Database Management Systems, Scalability, Data Integration, Cloud Deployment, Middleware, Cloud-Based Integration, Web Services, Data Warehousing, Data Integrity
Intermediate · Course · 1 - 3 Months