Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Literacy, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Lending and Underwriting, Credit Risk, Underwriting, Commercial Lending, Risk Modeling, Risk Analysis, Business Risk Management, Financial Analysis, Financial Modeling, Financial Statement Analysis, Corporate Finance, Finance, Financial Forecasting, Balance Sheet, Entrepreneurial Finance, Cash Flows, Stakeholder Communications, Working Capital
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Open Shortest Path First (OSPF), Network Performance Management, Network Monitoring, Network Planning And Design, Network Engineering, Network Protocols, System Configuration, Infrastructure as Code (IaC), Remote Access Systems, Terraform, Configuration Management, Authentications, Scalability
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cash Flows, Income Statement, Financial Analysis, Financial Accounting, Revenue Recognition, Generally Accepted Accounting Principles (GAAP)
Mixed · Course · 1 - 3 Months

Skills you'll gain: TypeScript, Object Oriented Design, Node.JS, Role-Based Access Control (RBAC), Object Oriented Programming (OOP), Webpack, React Redux, Back-End Web Development, React.js, Full-Stack Web Development, Web Development, MongoDB, Front-End Web Development, Javascript, Application Programming Interface (API), Software Design Patterns, API Design, Programming Principles, Software Development, Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Financial Modeling, Financial Statements, Financial Statement Analysis, Forecasting, Income Statement, Variance Analysis, Financial Analysis, Financial Forecasting, Cost Control, Balance Sheet, Revenue Forecasting, Cash Flows, Capital Budgeting, Cost Accounting, Business Valuation, Cash Flow Forecasting, Working Capital, Auditing, Corporate Finance, Business Analysis
Beginner · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Leadership Studies, Data-Driven Decision-Making, Organizational Effectiveness, Strategic Leadership, Data Literacy, Organizational Leadership, Leadership, Leadership and Management, Ancient History, Leadership Development, Organizational Structure, Agile Methodology, Decision Making, Social Sciences, Critical Thinking and Problem Solving
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cybersecurity, Cyber Attacks, Threat Management, Security Controls, Cyber Security Strategy, Cyber Security Policies, Security Awareness, Computer Security Awareness Training, Cyber Risk, Data Security, Enterprise Security, Information Assurance, Data Integrity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Generally Accepted Auditing Standards, Auditing, Internal Controls, Risk Analysis, Risk Management Framework, Governance Risk Management and Compliance, Auditors Report, Internal Auditing, Continuous Monitoring, Compliance Auditing, Quality Assessment, Project Coordination, Quality Assurance, Information Systems Security, Presentations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, CI/CD, Full-Stack Web Development, MongoDB, Continuous Integration, Application Deployment, React.js, DevOps, NoSQL, Database Management, Kubernetes, Front-End Web Development, Software Architecture, Authorization (Computing), Frontend Integration, Back-End Web Development, Restful API, Application Programming Interface (API), GitHub, Javascript
Advanced · Course · 1 - 3 Months