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: Plot (Graphics), Scatter Plots, Programming Principles, Numerical Analysis
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Feature Engineering, Data Wrangling, Exploratory Data Analysis, Matplotlib, Statistical Analysis, Plot (Graphics), Data Preprocessing, Statistical Methods, Seaborn, Data Science, Data Visualization Software, Data Manipulation, Data Processing, Data Cleansing, Data Analysis, Probability & Statistics, Data Transformation, Descriptive Statistics, Correlation Analysis, Statistical Hypothesis Testing
★ 4.1 (155) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Data Wrangling, Data Analysis, Data Cleansing, Unix Commands, Data Transformation, Data Processing, Command-Line Interface, Data Quality, Scripting, Exploratory Data Analysis, Data Manipulation, Linux Commands, Analysis, Scripting Languages, Query Languages, Advanced Analytics
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Plot (Graphics), Interactive Data Visualization, Data Presentation, Infographics, Data Visualization Software, Data Wrangling, Data Storytelling, Plotly, Matplotlib, Journalism, Graphing, Graphic and Visual Design, Color Theory, Visual Storytelling, Data Manipulation, Data Transformation, Design Elements And Principles, Data Analysis, Statistical Analysis
★ 4.5 (69) · Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Big Data, Text Mining, Unsupervised Learning, Spatial Data Analysis, Spatial Analysis, Advanced Analytics, Image Analysis, Algorithms, Model Evaluation, Correlation Analysis, Information Privacy
★ 4.3 (326) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Database Management Systems, Cloud Computing Architecture, Data Import/Export, Data Mapping, Data Strategy, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Continuous Integration, Test Automation, Authentications, CI/CD, Test Script Development, API Testing, Software Testing, Behavior-Driven Development, Event-Driven Programming, GitHub, Cascading Style Sheets (CSS)
★ 4.3 (21) · Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Regression Analysis, Classification Algorithms, Applied Machine Learning, Machine Learning Methods, Dimensionality Reduction, Anomaly Detection, Supervised Learning, Analytical Skills, Machine Learning, Model Evaluation, Machine Learning Algorithms, Data Analysis, Data Mining, Data Preprocessing, Predictive Modeling, Statistical Analysis, Logistic Regression, Model Training, Statistical Machine Learning
★ 4.7 (29) · Intermediate · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Hive, NoSQL, Database Systems, Data Mining, Cloud Applications, Cloud Solutions, Real Time Data, Cloud Computing, Data Processing, Query Languages, Distributed Computing, Applied Machine Learning, Scripting Languages, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Exploratory Data Analysis, Data Storytelling, Data Presentation, Data Analysis, Model Evaluation, Dashboard Creation, Interactive Data Visualization, No-Code Development, Market Data, Business Analytics, Data Science, Analytics, Model Training, Model Deployment, Model Optimization, Applied Machine Learning, Machine Learning, Predictive Modeling, Data Visualization
Beginner · Specialization · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Business Strategy, Financial Statement Analysis, Business Strategies, Corporate Strategy, Financial Modeling, Annual Reports, Financial Analysis, Financial Statements, Strategic Thinking, Organizational Strategy, Financial Reporting, Competitive Analysis, Business, Business Management, Financial Acumen, Business Modeling, Strategic Decision-Making, Operational Analysis, Financial Forecasting, Business Analysis
★ 4.8 (65) · Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Pandas (Python Package), Data Visualization, Time Series Analysis and Forecasting, Matplotlib, Plot (Graphics), Statistical Visualization, Statistical Inference, Statistical Analysis, Seaborn, Analytics, Exploratory Data Analysis, Descriptive Statistics, Statistical Modeling, Data Manipulation, Programming Principles, Python Programming, Regression Analysis
★ 4.6 (26) · Beginner · Course · 1 - 3 Months