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.

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Data Validation, Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Web Services, Interoperability, Java, Computer Graphic Techniques, Scalability
★ 4.5 (74) · Beginner · Specialization · 3 - 6 Months

École Polytechnique
Skills you'll gain: Growth Strategies, Digital Analysis, Performance Measurement, Key Performance Indicators (KPIs), Process Analysis, Performance Analysis, Digital Transformation, Business Analysis, Company, Product, and Service Knowledge, Analysis, Business Planning, Market Analysis, Business Strategy, Case Studies, Strategic Decision-Making, Business Consulting, Organizational Strategy, Business Transformation, Innovation, Consulting
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

HubSpot Academy
Skills you'll gain: Sales Presentation, Sales Management, Sales Enablement, HubSpot CRM, Data Visualization, Prospecting and Qualification, Sales Presentations, Sales Development, Persona Development, Sales Process, Sales Training, Inside Sales, Sales Strategy, Data Storytelling, Employee Onboarding, Service Level Agreement, Sales Prospecting, Sales, Employee Coaching, Target Audience
★ 4.2 (12) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Linux Administration, Package and Software Management, Linux, Command-Line Interface, Linux Servers, Operating System Administration, Linux Commands, File Systems, OS Process Management, Bash (Scripting Language), Software Installation, Systems Administration, Unix Shell, File Management, grep, Service Management, Authorization (Computing), Operating Systems, Servers, Data Storage
★ 4.6 (15) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Memory Management, Development Testing, Programming Principles, Code Reusability, Generative AI
Beginner · Course · 1 - 3 Months

Skills you'll gain: Photo Editing, Instagram, Social Media Content, Photo/Video Production and Technology, Social Media, Social Media Marketing, Content Creation, Marketing Design, Graphics Software, Shared Media, Graphical Tools, Marketing
★ 4.1 (21) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: WordPress, Information Architecture, Order Processing, Cloud Hosting, Frontend Performance, Web Design, Secure Coding, Performance Tuning, Amazon Web Services, Order Management, Data Management, Content Management Systems, Web Design and Development, Usability, Cloud Deployment, Performance Testing, Remote Access Systems, Payment Processing, Web Development, Web Servers
★ 4.7 (25) · Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Vector Databases, Embeddings, Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Algorithms, Semantic Web
★ 4.6 (12) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Content Scheduling, Calendar Management, Content Development and Management, Project Management Software, Content Creation, Workflow Management, Organizational Skills, Collaborative Software, Project Management, User Accounts, Marketing
★ 4.8 (14) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Video Editing, Storyboarding, Storytelling, Video Production, Instagram, Content Creation, Videography, Social Media Content, Visual Storytelling, Editing, Media Production, TikTok, Driving engagement, Writing, Creativity, Adaptability
★ 3.3 (10) · Beginner · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Hybrid Cloud Computing, Cloud-Native Computing, Cloud Applications, Cloud Computing, Cloud Platforms, Cloud Solutions, Serverless Computing, Solution Architecture, Private Cloud, Cloud Infrastructure, Cloud Development, Cloud Services, Data Migration, Software Architecture, Big Data, Cloud Security, Infrastructure Architecture, Microservices, DevOps
★ 4.4 (14) · Advanced · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI, OpenAI, Large Language Modeling, Multimodal Prompts, OpenAI API, LLM Application, AI powered creativity, AI Product Strategy, Creative Design, AI Integrations, Marketing Strategy and Techniques, Responsible AI, A/B Testing, Time Management
★ 4.4 (14) · Beginner · Course · 1 - 3 Months