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: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Java Programming, Java, Test Automation, Scripting, Web Development Tools, Automation, Cascading Style Sheets (CSS), Debugging, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Role-Based Access Control (RBAC), Code Review, Continuous Integration, Code Coverage, Software Quality Assurance, Software Quality (SQA/SQC), Software Technical Review, CI/CD, Apache Maven, GitHub, PostgreSQL, Programming Principles, Software Engineering, Software Development, Configuration Management, Git (Version Control System), Building Codes, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Design, Restful API, API Gateway, Application Programming Interface (API), Cloud API, Application Lifecycle Management, Enterprise Application Management, Proxy Servers, Software Documentation, Authentications, Authorization (Computing)
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Estate Planning, Wealth Management, Philanthropy, Portfolio Management, Land Management, Financial Planning, Real Estate, Financial Modeling, Tax Planning, Investments, Investment Management, Succession Planning, Risk Management, Finance, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Transact-SQL, SQL, Transaction Processing, Stored Procedure, Data Manipulation, Database Management, Query Languages, Relational Databases, Database Architecture and Administration, Databases, Data Integrity
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Gerontology, Long Term Care, Caregiving, Geriatrics, Home Health Care and Assisted Living, Social Determinants Of Health, Community Development, Care Management, Patient-centered Care, Stress Management, Health Policy, Mental and Behavioral Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Management, Incident Management, Remote Access Systems, Incident Response, Security Management, Data Security, Vulnerability Assessments, Threat Detection, Computer Security Incident Management, Cybersecurity, Security Controls, Security Requirements Analysis, Continuous Monitoring, Security Software, Vulnerability Management, Computer Security Awareness Training, Security Strategy, Telecommuting, Infrastructure Security, Cyber Security Policies
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: E-Commerce, Business-To-Consumer, Digital Transformation, Project Implementation, Solution Delivery, Business Requirements, Business Technologies, Customer experience strategy (CX), B2B Sales
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistics, Regression Analysis, Probability, Statistical Hypothesis Testing, Probability Distribution, Statistical Analysis, Statistical Inference, Sampling (Statistics), Combinatorics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Software Installation, Unix Commands, Linux Commands, Linux, File Management, Data Integrity
Beginner · Course · 1 - 3 Months

Skills you'll gain: ChatGPT, Software Development Tools, Microsoft Copilot, Integrated Development Environments, Web Development Tools, Code Review, Test Automation, Test Case, Application Programming Interface (API), React.js, Unit Testing, Jest (JavaScript Testing Framework), Node.JS, Debugging, Middleware
Intermediate · Course · 1 - 3 Months