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.

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cucumber (Software), Software Testing, Selenium (Software), Gherkin (Scripting Language), JUnit, Verification And Validation, Test Automation, Unit Testing, Security Testing, Regression Testing, System Testing, Test Case, Software Development Tools, Testability, White-Box Testing, Behavior-Driven Development, Code Coverage, Performance Testing, Development Testing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Pipelines, Data Warehousing, SQL, Google Cloud Platform, Data Processing, Data Quality, Apache Spark, Generative AI, Big Data, Serverless Computing, Model Evaluation, Machine Learning, Exploratory Data Analysis, Time Series Analysis and Forecasting, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Physical Science, Physics, Engineering, Scientific, and Technical Instruments, Ancient History, Chemistry, electromagnetics, Biology, Global Positioning Systems, Scientific Methods, Scientific Visualization, Research, Simulations
Beginner · Course · 1 - 3 Months

Skills you'll gain: COBOL (Programming Language), Job Control Language (JCL), IBM DB2, z/OS, Mainframe Computing, Relational Databases, File Management, Data Management, Databases, Database Management Systems, File Systems, Programming Principles, Command-Line Interface, Computer Programming
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL, Data Analysis
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Digital Transformation, Business Transformation, Customer experience strategy (CX), Data Strategy, Applied Machine Learning, Business Modeling, Analytics, Organizational Change, Machine Learning Software, Technology Strategies, Business Analytics, Customer Insights, Innovation, Organizational Strategy, Machine Learning, Business Strategy, Workforce Development, Strategic Decision-Making, Forecasting, Competitive Analysis
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Manipulation, Data Cleansing, Data Quality, Data Preprocessing, Tidyverse (R Package), Data Transformation, R Programming, Text Mining, Data Validation, Generative AI, Anomaly Detection
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Model Deployment, Google Cloud Platform, Data Lakes, Data Pipelines, Big Data, Tensorflow, Extract, Transform, Load, Dataflow, Query Languages, Apache Spark, Data Warehousing, Data Infrastructure, SQL, Data Architecture, Unstructured Data, Apache Hadoop, Applied Machine Learning, Data Processing, Real Time Data, MLOps (Machine Learning Operations)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Patch Management, Data Security, Cloud Security, Amazon Web Services, Data Governance, AWS Identity and Access Management (IAM), Cyber Governance, Cloud Management, Key Management, Amazon CloudWatch, Data Encryption Standard, AWS CloudFormation, IT Automation, Public Key Infrastructure, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medical Billing and Coding, Denial Management, Patient Registration, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), Payment Processing and Collection, CPT Coding, Medical Billing, Medical Coding, Billing, Revenue Management, Managed Care, Medicare, Medicaid
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Medical Terminology, Revenue Cycle Management, Medical Billing, Medical Billing and Coding, Conflict Management, Anatomy, Pathology, Medical Coding, Cultural Responsiveness, Patient Education And Counseling, Patient-centered Care, Electronic Medical Record, Professionalism, Health Care Procedure and Regulation, Health Information Management and Medical Records, Professional Development, Medical Records, Time Management, Physiology, Payment Processing
Beginner · Specialization · 3 - 6 Months