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.

American Psychological Association
Skills you'll gain: Qualitative Research, Interviewing Skills, Research Methodologies, Case Studies, Data Collection, Research, Analytical Skills, Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Java Programming, Test Automation, Object Oriented Programming (OOP), Software Testing, Integration Testing, Browser Compatibility, MySQL Workbench, JSON
Intermediate · Course · 3 - 6 Months
Fractal Analytics
Skills you'll gain: Prompt Engineering, Generative AI, Business Consulting, Leadership, Consulting, Management Consulting, Responsible AI, Technical Consulting, Customer Insights, Data Ethics, Automation, Data Security
Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Data-oriented programming, Computational Thinking, Operating Systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Scripting, Google Workspace, Web Development Tools, Javascript, Google Cloud Platform, Spreadsheet Software, Programming Principles, Web Development
Beginner · Project · Less Than 2 Hours

Skills you'll gain: LangChain, LLM Application, Application Development, Large Language Modeling, Generative AI, Artificial Intelligence, Prompt Engineering, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Development Testing, Java, Test Case, Integration Testing, Test Automation, Test Driven Development (TDD), Code Coverage
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Applied Machine Learning, Machine Learning, Supervised Learning, Regression Analysis, Decision Tree Learning, Machine Learning Algorithms, Feature Engineering, Unsupervised Learning, Application Deployment, Predictive Modeling, Statistical Modeling, Data Processing, Anomaly Detection, Data Manipulation, Data Cleansing, Exploratory Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI), Javascript, Mobile Development, Interactive Design, Cross Platform Development
Intermediate · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Data Visualization Software, Big Data, Apache Hadoop, Apache Spark, Apache Hive, Distributed Computing, Data Processing, Data Warehousing, Data Analysis, Data Integration, Cloud Security, Artificial Intelligence and Machine Learning (AI/ML), SQL
Intermediate · Course · 1 - 3 Months
University of Glasgow
Skills you'll gain: Computational Thinking, Javascript, Programming Principles, Computer Programming, Computer Graphics, Animations, Debugging, Scripting Languages
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ansible, Devops Tools, Containerization, Docker (Software), Artifactory, Kubernetes, Prometheus (Software), Apache Maven, GitHub, CI/CD, DevOps, Continuous Integration, Version Control, Application Deployment, Software Development Tools, Build Tools, Continuous Deployment, Grafana, Application Performance Management, Continuous Delivery
Intermediate · Specialization · 3 - 6 Months