App design courses can help you learn user interface design, prototyping, usability testing, and interaction design principles. You can build skills in creating wireframes, conducting user research, and implementing design feedback effectively. Many courses introduce tools like Sketch, Figma, and Adobe XD, that support creating visually appealing and functional app layouts. You’ll also explore design systems and accessibility standards to ensure your apps are user-friendly and inclusive.

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Build Tools, Back-End Web Development, Software Architecture, Server Side, Load Balancing, Cloud Development, Web Services, Restful API, Systems Architecture, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Data Integrity, Business Logic, Stored Procedure, SQL, Business Process Automation, Data Persistence, Database Design, Database Development, Performance Tuning, Relational Databases, Dependency Analysis, Database Management, Database Management Systems, Computational Thinking, Database Application, Web Services, Data Access, Automation
★ 4.8 (56) · Beginner · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Systems Thinking, Simulations, Simulation and Simulation Software, Process Flow Diagrams, Systems Analysis, Complex Problem Solving, Diagram Design, Market Dynamics, Business Modeling, Demand Planning
★ 4.4 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Restful API, CI/CD, Model View Controller, ASP.NET, Cloud Infrastructure, Continuous Deployment, Load Balancing, OAuth, Continuous Integration, Continuous Delivery, Cloud Computing, Cloud Applications, Cloud Deployment, Application Deployment, Cloud Computing Architecture, API Design, Web Applications, Web Development, .NET Framework, Microservices
★ 4.9 (172) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Azure Synapse Analytics, Data Security, Databricks, Data Store, Data Quality, Microsoft Azure, Data Storage, Security Controls, Data Transformation, Data Processing, Data Cleansing, Performance Tuning, Data Integration, Data Pipelines, Apache Spark, Encryption, Data Analysis
★ 4.3 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Architecture, Network Routers, Networking Hardware, Network Planning And Design, General Networking, Network Security, Dynamic Host Configuration Protocol (DHCP), Network Infrastructure, Network Administration, Network Troubleshooting, Computer Networking, Network Engineering, Network Protocols, Network Switches, Scalability
★ 4.6 (17) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Web Development, Maintainability, Software Engineering
★ 4.6 (38) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Integrity, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Dashboard, Data Storytelling, Health Information Management, Data Cleansing, Health Informatics, Data Governance, Clinical Data Management, Data Mapping, Patient Safety, Data Visualization, Database Design, Health Care Procedure and Regulation, Data Security, Data Analysis, Data Validation, Data Transformation, Excel Formulas, Statistical Analysis
★ 3.5 (8) · Beginner · Specialization · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Functional Design, Data Structures, Memory Management, System Implementation
★ 4.7 (18) · Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Digital Transformation, Agile Product Development, Market Trend, Business Transformation, Operational Efficiency, Strategic Thinking, Customer Insights, Customer experience strategy (CX), Innovation, Market Opportunities, Business Strategy, Customer Engagement, Technology Strategies, New Product Development, Business Modeling, Competitive Intelligence, Organizational Change, Customer experience improvement, Competitive Analysis, Customer Analysis
★ 4.6 (110) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Data Cleansing, Data Transformation, Data Preprocessing, Data Storytelling, Feature Engineering, AWS SageMaker, AI Integrations, Systems Architecture, Solution Architecture, Model Optimization, Cloud Computing Architecture, Scalability, MLOps (Machine Learning Operations), System Design and Implementation, Kubernetes, Data Engineering, Cloud Infrastructure, Docker (Software), Prometheus (Software)
Intermediate · Specialization · 1 - 3 Months