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.

Scrimba
Skills you'll gain: JSON, Restful API, API Design, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Dashboard Creation, Event-Driven Programming, HTML and CSS, Javascript, Wireframing, Web Servers, Web Development, Real Time Data, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks

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

The University of Edinburgh
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Climate Change Adaptation, Environmental Issue, Social Impact, Sustainable Development, Mitigation, Environmental Policy, Sustainable Systems, Environment, Social Justice, Sustainable Business, Environmental Science, Community Outreach, Advocacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Feature Engineering, Model Optimization, AWS Kinesis, Fraud detection, Amazon Web Services, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Data Cleansing, Data Processing, Data Wrangling, Data Integrity, Machine Learning, Machine Learning Algorithms, Data Modeling, Supervised Learning, Data Mining, Random Forest Algorithm, Data Management, Unsupervised Learning
Intermediate · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Semantic Web, Query Languages, Data Management, Data Integration, Data Processing, Data Access, Data Sharing, Web Applications, Data Mining, Interoperability, Software Architecture, Data Architecture, Data Modeling
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Statistical Modeling, Applied Machine Learning, Unsupervised Learning, Statistical Machine Learning, Data Science, Decision Tree Learning, Statistical Methods, Classification And Regression Tree (CART), Artificial Neural Networks, Statistical Analysis, Regression Analysis, Predictive Modeling, Machine Learning Methods, Classification Algorithms, Supervised Learning, R Programming, Statistical Inference, Machine Learning Algorithms, Dimensionality Reduction
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Risk Management Framework, Compliance Auditing, Regulatory Compliance, Cyber Governance, Communication Strategies, Internal Auditing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, React.js, Spring Framework, Object-Relational Mapping, Frontend Integration, Restful API, YAML, Data Access, Database Application, Data Persistence, Web Applications, JavaScript Frameworks, Databases, Application Performance Management, Development Environment, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Probability & Statistics, Statistical Software, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Literacy, Statistical Visualization, Data Manipulation
Build toward a degree
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Data Structures, Programming Principles, Python Programming, Computer Programming, Web Development Tools, Software Engineering, Web Development
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Student-Centred Learning, Instructional Strategies, Education and Training, Community Development, Instructional Design, Diversity Equity and Inclusion Initiatives, Collaboration, Time Management
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity Programs, Diversity and Inclusion, Diversity Awareness, Demography, Workplace inclusivity, Organizational Development, Cultural Diversity, Organizational Effectiveness, Human Resource Strategy
Intermediate · Course · 1 - 3 Months