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: Data Wrangling, Command-Line Interface, Data Transformation, Data Processing, Data Pipelines, Extract, Transform, Load, Google Cloud Platform, Data Integration, Data Management, Database Administration
Beginner · Project · Less Than 2 Hours
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

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

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

DeepLearning.AI
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Data Import/Export, Tensorflow, Data Preprocessing, Data Processing, Feature Engineering, Data Transformation, Data Sharing, Model Training, Data Management, Performance Tuning, Applied Machine Learning
★ 4.5 (536) · 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 Storytelling, Data Presentation, Dashboard, Data Analysis Expressions (DAX), Power BI, Data Visualization, Data Transformation, Dashboard Creation, Presentations, Data Synthesis, Usability Testing, Microsoft PowerPoint, Star Schema, Data Integration, Business Intelligence Software, Microsoft Excel, Usability, Role-Based Access Control (RBAC), Business Intelligence, Data Cleansing
★ 4.6 (1.9K) · Beginner · Specialization · 3 - 6 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: Data Governance, Data Strategy, Data Migration, Correlation Analysis, Security Controls, Data Quality, Data Infrastructure, Metadata Management, SQL, Data Integrity, Cyber Security Assessment, Data Security, Data Validation, Data Pipelines, Dashboard Creation, Dashboard, Data Warehousing, Statistical Analysis, Auditing, Root Cause Analysis
Advanced · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Statistical Analysis, Sampling (Statistics), Statistical Methods, Statistical Software, Microsoft Excel, Excel Formulas, Probability & Statistics, Statistics, Data Analysis, Regression Analysis, Statistical Inference, Probability Distribution, Data Analysis Software, Statistical Modeling, Analysis, Probability
★ 4.7 (12) · Intermediate · Course · 1 - 3 Months

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