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.

Coursera
Skills you'll gain: Marketing Analytics, Dashboard Creation, Marketing Budgets, Dashboard, Data-Driven Marketing, Regression Analysis, Marketing Effectiveness, Data-Driven Decision-Making, Statistical Reporting, Data Literacy, Analytics, Statistical Analysis, Statistical Methods, Marketing Strategies, Data Presentation, Data Analysis, Return On Investment, Data Visualization, Data Storytelling, Budgeting
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Algebra, Calculus, Applied Mathematics, Graphing, General Mathematics, Data Science, Numerical Analysis, Mathematical Theory & Analysis, Derivatives
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Data Integration, Data Cleansing, File I/O, Data Pipelines, Data Quality, Database Management, Data Transformation, Data Integrity, File Management, Data Import/Export, JSON, Extensible Markup Language (XML), Software Installation, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Analytical Skills, Dashboard Creation, Excel Formulas, Spreadsheet Software, Dashboard, Data Analysis, IBM Cognos Analytics, Pivot Tables And Charts, Data Analysis Software, Analysis, Data Visualization Software, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Predictive Modeling, Scientific Visualization, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Statistical Visualization, Data Presentation, Data Manipulation, Data Wrangling, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Applied Machine Learning, Machine Learning Algorithms, Model Evaluation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Power BI, Data Integrity, Data Validation, Data Transformation, Data Cleansing, Data Storage, Data Quality, Data Analysis, Data Integration, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Extract, Transform, Load, Data-Driven Decision-Making, Amazon Web Services, Business Intelligence, Data Warehousing, Big Data, Databases, NoSQL, Data Analysis, Data Pipelines, Unstructured Data, Data Processing, Cloud API, SQL, Data Storage, Data Architecture, Relational Databases, Data Transformation, Data Management
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Dashboard, Interactive Data Visualization, Data Visualization Software, Exploratory Data Analysis, Dashboard Creation, Plotly, Statistical Visualization, Statistical Analysis, Tree Maps, Plot (Graphics), Statistical Programming, Tableau Software, Matplotlib, Data Analysis, Statistical Methods, Data-Driven Decision-Making, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Serverless Computing, Amazon Web Services, AWS Kinesis, Cloud Computing Architecture, Amazon S3, Solution Architecture, Cloud-Native Computing, Containerization, Data Migration, Data Pipelines, Kubernetes, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Analysis, Performance Testing, Performance Measurement, Benchmarking, Data Modeling, Analysis, Data Processing, Extract, Transform, Load, Statistical Analysis
Advanced · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Generative AI, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

University of Pennsylvania
Skills you'll gain: Research, Energy and Utilities, Research Methodologies, Vocabulary, Climate Change Mitigation, Literacy, Language Competency, English Language, Environment, Sustainable Technologies, Environmental Issue, Language Learning, Materials science, Environmental Science, Grammar
Beginner · Course · 1 - 3 Months