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.

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Competitive Analysis, Market Analysis, Competitive Intelligence, Market Research, Strategic Marketing, Go To Market Strategy, Case Studies, Market Intelligence, Marketing, Marketing Strategy and Techniques, Business Strategy, Analysis, Product Marketing, Promotional Strategies
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Data-Driven Decision-Making, Web Analytics, Performance Analysis, Operational Efficiency, Performance Measurement, Business Analytics, Business Intelligence, Analytics, Data Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Sales Territory Management, Enterprise Sales, Cold Calling, Lead Generation, Selling Techniques, Sales Training, B2B Sales, Sales Management, Sales, AI Personalization, Responsible AI, Sales Prospecting, Sales Enablement, Consultative Selling, Generative AI Agents, Sales Pipelines, Customer Relationship Management, Business Process, Business Strategy, Customer Engagement
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Node.JS, React Redux, Restful API, Database Design, Ajax, Database Application, Databases, Full-Stack Web Development, Server Side, NoSQL, Back-End Web Development, Front-End Web Development, Javascript, React.js, Performance Tuning, API Design, Data Structures, MongoDB, Debugging, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, .NET Framework, C# (Programming Language), Data Validation, Microsoft SQL Servers, Databases, Software Development, Software Testing, Application Development, Event-Driven Programming, User Interface (UI), Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Components, Web Applications, User Interface (UI), Full-Stack Web Development, User Accounts, Event-Driven Programming, Data Persistence, Data Access, Data Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Accounting Software, Ledgers (Accounting), Small Business Accounting, Payroll Processing, Financial Statements, Accounting, Cash Handling, Bookkeeping, Financial Reporting, Payroll, Accounts Payable, Balance Sheet, Expense Management, Billing & Invoicing, Banking, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Strategic Leadership, AI Enablement, Leadership Development, Business Development, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Anomaly Detection, Image Analysis, Unsupervised Learning, Computer Vision, Artificial Intelligence, Natural Language Processing, Microsoft Azure, Applied Machine Learning, AI Enablement, Data Ethics, Machine Learning, MLOps (Machine Learning Operations), Regression Analysis, No-Code Development, Artificial Intelligence and Machine Learning (AI/ML), Predictive Modeling, AI Workflows, Model Deployment, Classification Algorithms
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Influencing, Active Listening, Negotiation, Communication, Communication Strategies, Persuasive Communication, Verbal Communication Skills, Contract Negotiation, Trustworthiness, Leadership, Interpersonal Communications, Business Communication, Strategic Communication, Relationship Building, Initiative and Leadership, Professional Networking, Innovation, Growth Mindedness, Personal Development, Optimism
Beginner · Specialization · 3 - 6 Months