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: PL/SQL, Oracle Databases, SQL, Stored Procedure, Computational Logic, Programming Principles, Business Logic, Data Validation, Data Integrity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data, Data Pipelines, Dashboard, Google Cloud Platform, Data Processing, Data Transformation, Scalability, Data Storage Technologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Android Development, Mobile Development, Real Time Data, Data Integration, UI Components, User Interface (UI), Java Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Apache Maven, Jenkins, Apache Tomcat, Application Deployment, Java, DevOps, Application Servers, Amazon Web Services, CI/CD, Amazon Elastic Compute Cloud, Git (Version Control System)
Beginner · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Sampling (Statistics), Statistical Analysis, Probability Distribution, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Correlation Analysis, Regression Analysis, R (Software), R Programming, Statistical Modeling, Statistical Inference, Probability, Big Data, Decision Tree Learning
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Programming Principles, Computational Logic, Software Development Tools, Development Environment, Secure Coding, Business Logic, Other Programming Languages, Program Development, Data Structures, Data Management, Development Testing, Debugging
Intermediate · Course · 1 - 3 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Generative Model Architectures, Large Language Modeling, ChatGPT, OpenAI API, Open Source Technology, Responsible AI, Embeddings, Artificial Intelligence, Data Ethics, Natural Language Processing, Information Privacy
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Cloud Security, Cloud Computing Architecture, Cloud Deployment, Cloud Management, Cloud Computing, Identity and Access Management, Cloud Infrastructure, Security Controls, CI/CD, Computer Security Incident Management, Scalability, Data Security, Network Troubleshooting, Disaster Recovery, Infrastructure as Code (IaC), Vulnerability Assessments, Key Management, Network Security, Incident Response, Solution Design
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: JavaScript Frameworks, Application Programming Interface (API), Property Management Systems, React.js, Authentications, OAuth, Server Side, Frontend Integration, Databases, Cloud Hosting, Image Quality, User Interface (UI), Application Deployment
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Financial Statements, Working Capital, Financial Forecasting, Cost Management, Variance Analysis, Budgeting, Income Statement, Financial Acumen, Cash Flows, Capital Expenditure, Balance Sheet, Financial Analysis, Operating Expense
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Real Time Data, Apache Spark, Apache Kafka, Data Integration, Apache Hive, Big Data, Applied Machine Learning, System Design and Implementation, Distributed Computing, Data Processing, MongoDB, NoSQL, SQL, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Control Systems, Computer Vision, Image Analysis, Robotics, Automation, Embedded Software, Test Automation, Simulations, Systems Architecture, Convolutional Neural Networks, Deep Learning, Software Architecture, Traffic Flow Optimization, Artificial Neural Networks, Global Positioning Systems, Predictive Modeling, Safety Standards
Intermediate · Course · 1 - 3 Months