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.

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Cloud Security, Threat Management, Infrastructure Security, Cloud Services, Cloud Platforms, Javascript, Node.JS
★ 4.6 (31) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Analysis, Analytics, Data Analysis Software, Statistical Analysis, Statistical Programming, Spreadsheet Software, Analytical Skills, Exploratory Data Analysis, Descriptive Analytics, Data Cleansing, Statistical Methods, Data Collection, Advanced Analytics, Statistics, R (Software), Predictive Analytics, Query Languages, Data Visualization, Data Visualization Software
★ 3.6 (33) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Photoshop, Visual Storytelling, Adobe Creative Cloud, Photo Editing, AI powered creativity, Generative AI, Image Quality, Editing, Graphic and Visual Design, Creative Design, File Management, Design, Creative Thinking, Color Theory, Storytelling
★ 3.9 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, z/OS, COBOL (Programming Language), Unit Testing, Systems Analysis, Systems Development, Pseudocode, Program Development, Software Development Methodologies, Agile Methodology, Software Development, Software Design, Agile Software Development, Systems Architecture, Mainframe Computing, Scrum (Software Development), Test Planning, Mainframe Technologies, Software Testing
★ 4.2 (71) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, AI literacy, Document Management, Context Engineering, AI Integrations, Artificial Intelligence, Generative AI
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Human Factors (Security), Information Systems Security, Data Persistence
★ 4.3 (32) · Intermediate · Course · 1 - 3 Months

University of Cambridge
Skills you'll gain: Financial Acumen, Financial Controls, Variance Analysis, Business Mathematics, Financial Forecasting, Cost Benefit Analysis, Capital Budgeting, Financial Management, Financial Analysis, Budget Management, Financial Modeling, Financial Reporting, Financial Statement Analysis, Cost Estimation, Financial Statements, Return On Investment, Accounting, Budgeting, Microsoft Excel
★ 4.2 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: User Research, UI/UX Research, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Experience, UI/UX Strategy, Persona (User Experience), User Centered Design, Usability, User Flows, User Interface (UI) Design, Responsive Web Design, Graphic and Visual Design, Interactive Design, Interaction Design, Layout Design, Design Elements And Principles, Typography, Prototyping
★ 4.1 (14) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medication Therapy Management, Pharmacotherapy, Pharmacology, Medical Prescription, Patient Education And Counseling, Pharmaceuticals, Clinical Pharmacy, Patient Education and Support, Drug Development, Value-Based Care, Utilization Management, Health Policy, Patient Safety, Research Design, Epidemiology
★ 4.3 (9) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Adaptability, Project Management Institute (PMI) Methodology, Stakeholder Management, Project Management, Initiative and Leadership, Stakeholder Analysis, Project Management Life Cycle, Process Development, Agile Project Management, Organizational Leadership, Project Performance, Team Leadership, Team Performance Management, Project Risk Management, Project Controls, Quality Improvement, Process Improvement, Process Management, Project Planning
★ 4.7 (43) · Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Adobe After Effects, Animations, Post-Production, Video Production, Motion Graphics, Videography, Video Editing, Conceptual Design, Ideation, Visual Storytelling, File Management, Content Creation, Timelines, Graphics Software, Control Panels, Color Matching
★ 4.7 (7) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Health Disparities, Health Equity, Social Justice, Community Health, Social Determinants Of Health, Public Health, Medicaid, Health Systems, Healthcare Industry Knowledge, Diversity Awareness, Anthropology, Health Policy, Diversity Equity and Inclusion Initiatives, Social Sciences, Health Care Procedure and Regulation, Sociology, Medicare, Healthcare Ethics, Community Organizing, Continuous Quality Improvement (CQI)
★ 4.6 (24) · Beginner · Specialization · 3 - 6 Months