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: Data Pipelines, Apache Kafka, Apache Airflow, Extract, Transform, Load, Data Processing, Data Warehousing, Data Integration, Data Migration, Data Quality, Data Storage Technologies, Web Scraping, Data Transformation, Real Time Data, Data Mart, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Amazon S3, General Networking, Network Security, Web Servers, Operating Systems, Servers, Data Centers, Hypertext Markup Language (HTML), Computer Hardware, Javascript, Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks
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

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Cryptography, Security Controls, Vulnerability Scanning, Cybersecurity, Authorization (Computing), Malware Protection, Authentications, Identity and Access Management, Cyber Attacks, Threat Detection, Data Integrity
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: C (Programming Language), C++ (Programming Language), Object Oriented Programming (OOP), Data Structures, Programming Principles, Algorithms, Computer Programming, Software Design, Application Security, Other Programming Languages, Python Programming, Java Programming, System Programming, Computer Architecture, Performance Tuning, Unix, Computer Science, Debugging
Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Computer Vision, Image Analysis, Computer Graphics, Color Theory, Digital Signal Processing, Applied Mathematics, Artificial Intelligence, Computer Programming, Matlab, Augmented Reality, Algorithms, Calculus, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Power BI, Databricks, Data Processing, Database Administration, Data Warehousing, Database Systems, Databases, Cloud Services, Data Architecture, NoSQL, Relational Databases, Cloud Storage, MySQL, Data Store, SQL, Database Management, Data Storage, Data Lakes
Beginner · Specialization · 3 - 6 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

The University of Sydney
Skills you'll gain: Critical Thinking, digital literacy, Information Management, Research, Productivity, Data Sharing, Reliability, Organizational Skills, Ethical Standards And Conduct, Identity and Access Management, Intellectual Property
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Negotiation, Telephone Skills, Presentations, Marketing Planning, Oral Expression, Concision, Public Speaking, Professional Development, Applicant Tracking Systems, English Language, Verbal Communication Skills, Persuasive Communication, Strategic Marketing, Business Writing, Cultural Responsiveness, Recruitment, Adaptability, Communication, Writing
Intermediate · Specialization · 3 - 6 Months

Lund University
Skills you'll gain: Legal Research, Law, Regulation, and Compliance, International Relations, Compliance Management, Environmental Laws, Public Policies, Case Law, Commercial Laws, Economics, Governance
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Triage, Mitigation, Crisis Intervention, Emergency Response, Safety and Security, Emergency Medicine, First Aid, Healthcare Ethics, Risk Analysis, Stress Management, Resourcefulness, Cultural Diversity, Water Quality
Beginner · Course · 1 - 3 Months