Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
★ 4.5 (54) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Mobile Development, React Native, Application Development, User Story, Mobile Development Tools, Flutter (Software), User Interface and User Experience (UI/UX) Design, User Interface (UI), Data Persistence, User Interface (UI) Design, Figma (Design Software), Application Deployment, Application Programming Interface (API), Software Development, GitHub, Git (Version Control System)
★ 4.8 (30) · Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: ASP.NET, Frontend Integration, API Design, Middleware, Application Frameworks, Object-Relational Mapping, Model View Controller, Cascading Style Sheets (CSS)
★ 4.2 (49) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Design Strategies, Design Reviews, Mathematics Education, Simulations, Education Software and Technology, Simulation and Simulation Software, User Feedback, Display Devices
★ 4.9 (167) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Devops Tools, Development Environment, Software Development Tools, Software Development Methodologies, CI/CD, DevOps, IT Automation, Continuous Deployment, Version Control, Continuous Integration, Network Engineering, Program Development, Docker (Software), Network Infrastructure, Containerization, Software Development, Virtual Environment, Git (Version Control System), Waterfall Methodology, Software Design
★ 4.7 (34) · Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Musical Composition, Post-Production, Music, Media Production, Video Editing, Music Performance, Editing, Automation, Electronic Media
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Game Theory, Market Dynamics, Business Economics, Strategic Decision-Making, Strategic Thinking, Business Strategy, Supply And Demand, Revenue Management, Economics, Customer Analysis, Market Analysis, Competitive Analysis, Consumer Behaviour, Profit and Loss (P&L) Management, Policy Analysis
★ 4.5 (53) · Intermediate · Course · 1 - 3 Months

University of Cape Town
Skills you'll gain: Blockchain, Cryptography, FinTech, Cryptographic Protocols, Emerging Technologies, Machine Learning Methods, Encryption, Ledgers (Accounting), Bookkeeping, Machine Learning, Financial Data, AI Enablement, Machine Learning Algorithms, Applied Machine Learning, Artificial Intelligence, Financial Systems, Supervised Learning, Data Structures, Information Privacy, Entrepreneurship
★ 4.6 (49) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Storytelling, Data Presentation, Dashboard Creation, Dashboard, Data Sharing, Data Analysis, Data Integration, Data Access, Advanced Analytics, Analytics, Model Optimization, Data Modeling
★ 4.5 (24) · Intermediate · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: Customer Success Management, Customer Service, Customer experience strategy (CX), Customer Retention, Customer Relationship Building, Customer Engagement, Customer Relationship Management, Customer Support, Customer experience improvement, Customer Relationship Management (CRM) Software, Customer Acquisition Management, Sales Process, Relationship Management, Customer Analysis, Customer Insights, Leadership, Business Metrics, Performance Metric, General Sales Practices, Sales Strategy
★ 4.7 (56) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Code Reusability, Program Development, Python Programming, Computer Programming, Programming Principles, Scripting, Data Structures, Software Documentation
★ 4.7 (53) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Load Balancing, Cloud Development, Identity and Access Management, Infrastructure As A Service (IaaS), Cloud Applications, Kubernetes, Prompt Engineering, Virtual Networking, Network Routing, Cloud Storage, Cloud Services, Firewall, TCP/IP, Routing Protocols, Virtual Private Networks (VPN), General Networking, Software-Defined Networking, Network Security
★ 4.6 (89) · Intermediate · Specialization · 3 - 6 Months