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.

AI CERTs
Skills you'll gain: Agentic systems, Generative AI Agents, AI literacy, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), AI powered creativity, Emerging Technologies, Business Ethics, Social Impact, Problem Solving, Analysis, Business Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: OAuth, Microservices, Spring Framework, Spring Boot, Containerization, Application Deployment, Apache Kafka, Software Testing, Data Store, Object-Relational Mapping, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Data Access, Software Architecture, Restful API, Java Programming, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Administration, Network Architecture, Hardware Troubleshooting
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Decision Making, Accountability Frameworks, Strategic Decision-Making, Risking, Accountability, Complex Problem Solving, Behavioral Economics, Business Ethics, Ethical Standards And Conduct, Psychology, Mitigation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Performance Management, Prometheus (Software), System Monitoring, Amazon CloudWatch, Grafana, Performance Tuning, Event Monitoring, Frontend Performance, Servers, Performance Management, Cloud Services, Dashboard Creation, Javascript
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Generative Model Architectures, Generative Adversarial Networks (GANs), Autoencoders
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, Frontend Integration, Software Development Tools, Program Development, Integrated Development Environments, Application Deployment, Transaction Processing, Application Design, Front-End Web Development, Event-Driven Programming, Development Testing, Javascript, Network Architecture
Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Datamaps, Data Science, Spatial Data Analysis, Data Processing, Data Preprocessing, Machine Learning, Geographic Information Systems, Data Visualization, Data Analysis, Data Integration, Amazon Web Services, Cloud Computing, Matlab, Model Training, Data Cleansing, Regression Analysis, Classification Algorithms
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: CI/CD, Continuous Integration, Continuous Deployment, Automation, GitHub, YAML, Event-Driven Programming, Git (Version Control System), Code Reusability, Software Testing
Beginner · Guided Project · Less Than 2 Hours
Scrum Alliance
Skills you'll gain: User Story, Agile Product Development, Team Building, Team Oriented, Team Performance Management, Team Collaboration, Team Management, Agile Methodology, Agile Project Management, Agile Software Development, Product Management, Organizational Change, Continuous Improvement Process, Project Management, Change Management
Beginner · Course · 1 - 3 Months

Sungkyunkwan University
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Performance Analysis, Risk Modeling, R Programming, R (Software), Time Series Analysis and Forecasting, Risk Analysis, Financial Analysis, Market Data, Financial Modeling, Financial Forecasting, Financial Data, Statistical Programming, Risk Management, Correlation Analysis, Regression Analysis, Data Manipulation
Beginner · Course · 1 - 4 Weeks