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.

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Computer Programming, Data Dictionary, Data Manipulation, Performance Tuning, Python Programming, Probability Distribution
★ 4 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Data Storytelling, Data Wrangling, Plot (Graphics), Tidyverse (R Package), Descriptive Statistics, Data Cleansing, Data Manipulation, Data Preprocessing, Scatter Plots, Histogram, Data Science
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Data-Driven Decision-Making, Microsoft Excel, Forecasting, Regression Analysis, Excel Formulas, Statistical Analysis, Data Analysis Software, Time Series Analysis and Forecasting, Spreadsheet Software, Data Visualization, Statistical Methods, Advanced Analytics, Financial Forecasting, Data Analysis, Statistical Hypothesis Testing, Probability & Statistics, Predictive Modeling, Statistical Inference, Statistical Modeling, Variance Analysis
★ 4.6 (41) · Advanced · Course · 1 - 3 Months
Skills you'll gain: Data Storytelling, Dashboard, Dashboard Creation, Data Presentation, Interactive Data Visualization, Power BI, Business Intelligence, Storytelling, Data-Driven Decision-Making, Data Visualization, Data Analysis, Analytics, Stakeholder Analysis, Stakeholder Communications, Exploratory Data Analysis, Key Performance Indicators (KPIs), Stakeholder Engagement, Action Oriented
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Dimensionality Reduction, Data Integration, Data Preprocessing, Exploratory Data Analysis, Data Visualization, Plot (Graphics), Matlab, Data Processing, Data Cleansing, Data Wrangling, Histogram, Data Analysis, Data Science, Text Mining, Predictive Modeling, Unstructured Data, Image Analysis
★ 4.7 (351) · Intermediate · Course · 1 - 3 Months
Michigan State University
Skills you'll gain: Design Elements And Principles, Photography, Photo Editing, Peer Review, Post-Production, Image Quality, Photo/Video Production and Technology, File Management, Aesthetics, Visual Storytelling, Creativity, Digital Publishing, Web Presence, Social Media, Editing, Storytelling, Copywriting, Information Privacy, Writing, Web Design and Development
★ 4.7 (6.7K) · Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Qualitative Research, Scientific Methods, Statistical Analysis, Statistical Hypothesis Testing, Research, Science and Research, Research Design, Sampling (Statistics), Research Reports, Interviewing Skills, Data Analysis, Data Collection, Research Methodologies, Probability & Statistics, Social Sciences, Statistical Methods, Regression Analysis, Statistical Inference, Statistics, R Programming
★ 4.6 (8K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Pipelines, Apache Kafka, Apache Airflow, Data Transformation, Extract, Transform, Load, Data Processing, Data Integration, Data Warehousing, Data Cleansing, Data Lakes, Data Mart, Performance Tuning, Shell Script, Bash (Scripting Language), Command-Line Interface
★ 4.5 (463) · Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Public Key Cryptography Standards (PKCS), Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Distributed Computing, Emerging Technologies, Scripting, Application Specific Integrated Circuits, Data Structures, Financial Policy, Financial Regulation, Market Dynamics
★ 4.6 (3.1K) · Mixed · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Statistical Analysis, NumPy, Probability Distribution, Matplotlib, Plot (Graphics), Statistics, Data Science, Probability & Statistics, Probability, Statistical Modeling, Predictive Modeling, Data Analysis, Linear Algebra, Predictive Analytics, Statistical Methods, Mathematics and Mathematical Modeling, Applied Mathematics, Python Programming, Machine Learning, Logical Reasoning
★ 3.6 (14) · Beginner · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Maintenance, Data Storage Technologies, Data Management, Data Storage, Issue Tracking, Disaster Recovery, Data Loss Prevention, Hybrid Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Information Management, Security Awareness, Cloud Security, Encryption, Personally Identifiable Information, Health Informatics, Health Information Management and Medical Records, Healthcare Industry Knowledge, Health Care Procedure and Regulation, Data Security, Cyber Attacks, Medical Records, Health Technology, Information Privacy, Cloud Computing, Patient Safety
★ 4.8 (476) · Beginner · Course · 1 - 4 Weeks