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), Mathematical Software, Data Manipulation, Jupyter, Python Programming, Numerical Analysis, Data Wrangling, Data Science, Java, R Programming, Interoperability, Java Programming, Programming Principles, Computer Programming, Development Environment, Statistical Analysis, Scripting Languages, C (Programming Language), Data Structures, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Architecture Review, Investigation, Cyber Security Assessment, IT Security Architecture, Failure Analysis, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R (Software), Data Wrangling, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Programming Principles
★ 4.1 (13) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: R (Software), Model Evaluation, Statistical Modeling, Statistics, Data Visualization, Data Analysis, Sampling (Statistics), Data Wrangling, Data Manipulation, Predictive Modeling, Correlation Analysis, Histogram, Biostatistics, Statistical Reporting, Statistical Analysis, Statistical Hypothesis Testing, Scripting, Statistical Software, Package and Software Management, Scripting Languages
★ 4.9 (15) · Beginner · Specialization · 1 - 3 Months

Emory University
Skills you'll gain: Habit Formation, Nutrition and Diet, Physiology, Stress Management, Behavior Management, Biology, Goal Setting, Endocrinology, Mindfulness, Exercise Science
★ 4.7 (1.3K) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Embedded Systems, Internet Of Things, Network Protocols, Embedded Software, TCP/IP, OSI Models, Computer Hardware, Wireless Networks, Network Architecture, Microarchitecture
★ 4.7 (13K) · Mixed · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Data Quality, Quantitative Research, Data Validation, Data Collection, Data Processing, Data Analysis, Data Access, Statistical Analysis, Sampling (Statistics)
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Software, Databases, Database Management, SQL, Query Languages, Data Analysis, Data Science, Statistical Analysis
★ 3.1 (9) · Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Plot (Graphics), Spatial Data Analysis, Data Visualization Software, Data Visualization, Geospatial Mapping, Software Installation, Python Programming
★ 4.1 (16) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Management, Security Information and Event Management (SIEM), Penetration Testing, Vulnerability Assessments, Cybersecurity, Intelligence Collection and Analysis, Vulnerability Scanning, Cyber Attacks, Network Security, Information Systems Security, Computer Security, Analysis, Network Analysis, Auditing, Data Analysis, Linux Commands, Data Collection, Correlation Analysis, Bash (Scripting Language), Windows PowerShell
Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Statistical Analysis, Time Series Analysis and Forecasting, Data Analysis, Machine Learning Algorithms, Model Evaluation, Data Visualization, Data Science, Exploratory Data Analysis, Data Presentation, Statistical Programming, Statistical Methods, Statistical Machine Learning, Analysis, Statistical Modeling, Applied Machine Learning, R (Software), R Programming, Statistical Software, Forecasting, Machine Learning
★ 4.3 (22) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Engineering, Snowflake Schema, Data Pipelines, Retrieval-Augmented Generation, Generative AI, Model Deployment, Data Architecture, Responsible AI, Embeddings, Data Transformation, Data Processing, Data Governance, Data Management, Data Quality, Business Logic, SQL, Data Collection, Data Entry, Data Security, Python Programming
Beginner · Course · 1 - 4 Weeks