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.

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Research Methodologies, Research, Data Collection, Culture, Psychology
★ 4.8 (28) · Beginner · Course · 1 - 3 Months

Sage Publications
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Statistical Visualization, Plot (Graphics), Data Literacy, Graphic and Visual Design, Graphing, Visual Storytelling, Design Elements And Principles, Data Ethics, Data Analysis, Data Science, Data Validation
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Data Storytelling, Decision Making, Critical Thinking, Database Design, Data Manipulation, Data Presentation, Power BI, Data Visualization, Model Evaluation, Feature Engineering, Model Deployment, Interactive Data Visualization, Data Wrangling, Critical Thinking and Problem Solving, Data Analysis Expressions (DAX), Human Centered Design, SQL, Machine Learning, Problem Solving, Python Programming
★ 4.4 (624) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Docker (Software), Web Applications, Containerization, Devops Tools, Virtual Networking, YAML, Service Management, Memory Management, Command-Line Interface
★ 4.5 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Medical Coding, Revenue Cycle Management, Medical Terminology, ICD Coding (ICD-9/ICD-10), Medical Billing and Coding, CPT Coding, Medical Billing, Medical Records, Pathology, Clinical Documentation, Health Informatics, Anatomy, Medical Support, Health Care, Health Care Administration, Health Technology, Health Assessment, Health Education
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Processing, Pivot Tables And Charts, Data Visualization, Data Analysis, Data Transformation, Numerical Analysis, Exploratory Data Analysis, Data Cleansing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Macros, Event-Driven Programming, Debugging, Visual Basic (Programming Language), Business Process Automation, Microsoft Excel, Data Transformation, Data Cleansing, Excel Formulas, Data Wrangling, Data Import/Export, Automation, Microsoft 365, Spreadsheet Software, Microsoft Office, Computer Programming, Data Science, Performance Improvement, Query Languages, File Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Cleansing, Data Integration, Data Quality, Data Analysis Software, Data Manipulation, Data Wrangling, Data Transformation, Data Validation, Jupyter, Data Analysis, Programming Principles, Data Processing, Data Import/Export, Exploratory Data Analysis, Analytics, Development Environment, Python Programming, Command-Line Interface, Code Reusability
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Petroleum Industry, Oil and Gas, Energy and Utilities, Safety Training, Billing, Billing & Invoicing, Safety Standards, Supply Chain, Accident Prevention, Regulatory Affairs, Transportation Operations, Customer Service, Environmental Issue, Logistics
★ 4.7 (2.4K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Programming Principles, Python Programming, Data Structures, Development Environment, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Data Analysis, Data Preprocessing, Data Visualization, Statistical Analysis, Exploratory Data Analysis, Statistical Visualization, Statistical Methods, Analytical Skills, Descriptive Analytics, Data Processing, Data Wrangling, Data Transformation, Probability & Statistics, Descriptive Statistics, Data Cleansing, Histogram, Data Manipulation, Scatter Plots, Applied Machine Learning
★ 4.8 (21) · Intermediate · Course · 1 - 3 Months

S.P. Jain Institute of Management and Research
Skills you'll gain: Descriptive Statistics, Data Analysis, Analytics, Analysis, Quantitative Research, Sampling (Statistics), Probability & Statistics, Data Literacy, Data Analysis Software, Descriptive Analytics, Business Analytics, Analytical Skills, Business Mathematics, Statistical Analysis, Statistics, Business Research, Regression Analysis, Data-Driven Decision-Making, Statistical Methods, Statistical Hypothesis Testing
★ 4.5 (25) · Beginner · Course · 1 - 3 Months