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.

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols
Beginner · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Internet Of Things, Security Requirements Analysis, Network Architecture, Network Security, Operating Systems, Cybersecurity, Web Services, Encryption, Network Protocols, Public Key Cryptography Standards (PKCS), System Programming, Simple Object Access Protocol (SOAP), Application Development, System Requirements, C (Programming Language), System Design and Implementation, Software Development
Intermediate · Specialization · 3 - 6 Months
University of Minnesota
Skills you'll gain: Taxonomy, AI Personalization, Spreadsheet Software, Machine Learning, Predictive Analytics, Microsoft Excel, Data Collection, Statistics, Algorithms, Computer Programming, Java
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Stakeholder Management, Risk Management, Project Planning, Communication Planning, Risk Mitigation, Scaled Agile Framework, Program Management, Project Estimation, Team Performance Management, Scheduling, Stakeholder Communications, Workflow Management, Sprint Planning, Team Management, Resource Allocation, Quality Improvement, Process Improvement, Backlogs, Change Management, Quality Management
Intermediate · Specialization · 1 - 3 Months

The Linux Foundation
Skills you'll gain: Bash (Scripting Language), File Systems, Package and Software Management, Linux, Command-Line Interface, Unix Commands, Linux Commands, Shell Script, Scripting, Software Development Tools, File Management, Scripting Languages, Program Development, System Programming, Java, Debugging
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Regression Analysis, R (Software), Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Model Evaluation, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Sample Size Determination, Survey Creation, Data Collection, Statistical Analysis, Data Analysis Software, Interviewing Skills, Surveys, Research Design, STATA (Software), Data Integration, Data Validation, Data Ethics, Data Analysis, Stata, Data Quality, Statistical Modeling, Qualitative Research, Data Cleansing, R Programming
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Javascript, HTML and CSS, Scripting, Web Design and Development, Event-Driven Programming, Programming Principles, Integrated Development Environments, User Interface (UI), Debugging
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Business Marketing, Hospitality Management, Peer Review, Global Marketing, Marketing, Hospitality, Brand Management, B2B Sales, Customer Service, Innovation, Customer experience strategy (CX), Promotional Strategies, Strategic Marketing, Business-To-Consumer, Consumer Behaviour, Healthcare Industry Knowledge, Target Market, Marketing Management, Growth Strategies, Digital Marketing
Beginner · Specialization · 3 - 6 Months
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Mobile Security, Records Management, Data Storage, Security Management, Cloud Security, Group Policy, Technical Support
Beginner · Professional Certificate · 1 - 4 Weeks

Duke University
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Standards, Sustainable Development, Sustainable Business, Sustainability Reporting, Performance Measurement, Social Impact, Stakeholder Engagement, Investment Management, Governance, Key Performance Indicators (KPIs), Asset Management, Data-Driven Decision-Making, Verification And Validation, Accountability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Generative AI, Model Evaluation, Flask (Web Framework), Natural Language Processing, Software Development
Intermediate · Course · 1 - 4 Weeks