Mobile app development courses can help you learn programming languages like Java and Swift, user interface design principles, and app testing strategies. You can build skills in integrating APIs, optimizing performance, and ensuring security in mobile applications. Many courses introduce tools such as Android Studio and Xcode, that support building and deploying apps on various platforms, along with frameworks like React Native that facilitate cross-platform development.

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Software Installation, Agentic Workflows, Code Review, System Configuration, Computer Programming Tools, Debugging, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Land Management, Environmental Science, Sustainable Development, Environment, Natural Resource Management, Environmental Engineering and Restoration, Environment and Resource Management, Climate Change Adaptation, Philanthropy, Climate Change Mitigation, Socioeconomics, Finance
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Combinatorics, Probability, Programming Principles, Program Development, Computational Thinking, Computer Programming, Object Oriented Programming (OOP), Development Testing, Software Testing, Applied Mathematics, Debugging, Algorithms, Python Programming, Game Design, Simulations
Intermediate · Course · 1 - 3 Months

The University of Tokyo
Skills you'll gain: Health Promotion, Public Health and Disease Prevention, Policy Development, Health Disparities, Health Assessment, Emergency Response
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, Algorithms, Problem Solving, Data Processing, Python Programming, Software Development, Data Analysis
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Educational Materials, Instructional Design, Multimedia, Videography, Student Engagement, Pedagogy, Presentations, Teaching, Classroom Management, Interactive Learning, Visual Design, Graphic Design, Creative Design, Security Controls, Information Privacy, Driving engagement, Collaborative Software, Learning Strategies, Electronic Media, End User Training and Support
Beginner · Specialization · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Sustainable Development, Public Health, Health Policy, Social Determinants Of Health, Community Development, Gerontology, Landscape Architecture, Climate Change Adaptation, Demography, Environmental Issue, Traffic Flow Optimization, Pollution Prevention
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, Dimensionality Reduction, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Feature Engineering, Machine Learning, Text Mining, Data Science, Big Data, Data Analysis, Algorithms
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Human Capital, Employee Retention, Workforce Development, Human Resource Strategy, Employee Training, Digital Transformation, Organizational Strategy, Employee Engagement, Supply Chain Management, Human Resources Management and Planning, E-Commerce, Customer experience strategy (CX), Brand Strategy, Analytics, Talent Management, Retail Store Operations, Marketing Strategies, Business Technologies, Customer Insights, Performance Management
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: C (Programming Language), Data Structures, Programming Principles, Algorithms, Computational Thinking, Debugging
Beginner · Course · 1 - 3 Months

Digital Marketing Institute
Skills you'll gain: Digital Media Strategy, Social Media Marketing, Content Marketing, Digital Marketing, Marketing, Social Media, Marketing Strategies, Digital Content, Social Media Strategy, Integrated Marketing Communications, Consumer Behaviour, Digital Transformation, Content Strategy, Scheduling, Target Audience, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Vulnerability Assessments, Open Web Application Security Project (OWASP), Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Scanning, Vulnerability Management, Threat Modeling, Cybersecurity, Malware Protection, Mobile Security, Cyber Threat Intelligence, Penetration Testing, Exploitation techniques, Brute-force attacks, Microsoft Intune (Mobile Device Management Software), Network Security, Cryptography, Threat Management, Threat Detection, Cloud Security
Beginner · Specialization · 3 - 6 Months