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.

Skills you'll gain: Microsoft Azure, Cloud Security, DevSecOps, Threat Management, Zero Trust Network Access, Cloud Computing Architecture, Cloud Standards, Solution Architecture, Cybersecurity, Cloud Computing, Security Controls, Security Strategy, Enterprise Architecture, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Front-End Web Development, Real Time Data, Data Storage, Maintainability, Data Validation, Event-Driven Programming, Performance Tuning, Debugging
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Javascript, Web Applications, UI Components, Application Programming Interface (API), Programming Principles, JSON, Front-End Web Development, Event-Driven Programming, Responsive Web Design, Data Storage, Debugging
Beginner · Course · 1 - 3 Months
Coursera
Skills you'll gain: Deepseek, Responsible AI, LLM Application, Generative Model Architectures, AI Product Strategy, Application Deployment, Data Ethics, Case Studies, Prompt Engineering, Automation, Integration Testing, Process Optimization, Program Evaluation, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vue.JS, User Interface (UI), User Interface and User Experience (UI/UX) Design, Web Design and Development, JavaScript Frameworks, Front-End Web Development, Authentications, Web Applications, Authorization (Computing), Web Development Tools, Real Time Data, Responsive Web Design, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), MySQL, User Interface (UI) Design, Application Development, Application Design, Databases, SQL, Development Environment, Data Validation, Debugging
Intermediate · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Incident Response, Cyber Risk, Cyber Governance, Cyber Security Strategy, Legal Risk, Enterprise Risk Management (ERM), Business Risk Management, Operational Risk, Mergers & Acquisitions, Cybersecurity, Risk Analysis, Risk Management, Safety Culture, Regulatory Requirements, Compliance Reporting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Regression Analysis, Predictive Modeling, Supervised Learning, Scikit Learn (Machine Learning Library), Data Analysis, Correlation Analysis, Data Cleansing, Machine Learning Methods, Scatter Plots, Statistical Analysis, Data Validation, NumPy, Pandas (Python Package), Box Plots, Histogram
Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Responsive Web Design, Web Design, User Experience Design, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, User Experience, Javascript, Front-End Web Development, Web Development, Hypertext Markup Language (HTML), GitHub
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Web Applications, Web Language, Javascript, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Programming Principles
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Color Theory, Cascading Style Sheets (CSS), Typography, HTML and CSS, Extensible Markup Language (XML), Web Design, Web Content Accessibility Guidelines, Semantic Web
Mixed · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Azure Synapse Analytics, Data Integration, Cloud Storage, Data Lakes, Data Pipelines, Data Storage, Databricks, Microsoft SQL Servers, NoSQL, .NET Framework, Data Security, Real Time Data, Encryption, Scalability
Intermediate · Course · 1 - 4 Weeks