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.

LearnQuest
Skills you'll gain: No-Code Development, Model Deployment, Applied Machine Learning, MLOps (Machine Learning Operations), Machine Learning, Return On Investment, Model Evaluation, Analytics, Performance Measurement, Business Metrics, Responsible AI, Cloud Computing, Big Data, Scalability, Workflow Management, Continuous Improvement Process, Business Continuity, Auditing, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Bootstrap (Front-End Framework), UI Components, HTML and CSS, Cascading Style Sheets (CSS), Application Programming Interface (API), User Interface (UI), Javascript, Web Development Tools, Network Routing, Event-Driven Programming, Data Validation, Debugging
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Authorization (Computing), Gemini, Authentications, Generative AI Agents, Data Security, Application Deployment, Enterprise Architecture, AI Workflows, Data Access, Large Language Modeling, Agentic systems, LLM Application, Google Cloud Platform, Case Studies, Cloud Security, Enterprise Security, Solution Architecture, Business Logic, Data Integration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, Augmented and Virtual Reality (AR/VR), Virtual Environment, Game Design, Video Game Development, Computer Graphics, 3D Modeling, Animation and Game Design, User Interface (UI), Architectural Design, Visualization (Computer Graphics), Building Design, Performance Tuning
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Google App Engine, Cloud Applications, Restful API, Google Cloud Platform, Cloud Computing Architecture, OAuth, Cloud Computing, Cloud Services, Application Deployment, Platform As A Service (PaaS), Python Programming, Cloud Storage, Application Performance Management, Authentications, Web Applications, Data Store, MySQL, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Customer Relationship Management (CRM) Software, Client Services, Account Management, Relationship Management
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Quality, Data Management, Technical Communication, Data Analysis, Data-Driven Decision-Making, Statistical Analysis, Data Science, Statistical Machine Learning, Statistical Inference, Statistics, A/B Testing, Statistical Modeling
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Relationship Management, Professional Development, Customer Relationship Management, Interpersonal Communications, Business Communication, Strategic Communication, Emotional Intelligence, Crisis Management, Solution Delivery
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Literacy, Technical Communication, Probability & Statistics, Web Scraping, Data Import/Export, JSON, Data Integration, Statistical Analysis, Pandas (Python Package), Image Analysis, Advanced Analytics, Analytical Skills, Analysis, Data-Driven Decision-Making, Case Studies, Data Manipulation, AI Enablement, Descriptive Statistics, Statistical Inference, Unsupervised Learning
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Prompt Engineering, Event Marketing, Presentations, Video Editing, Canva (Software), Marketing Materials, Color Theory, Typography, Marketing Collateral, Marketing Design, Interactive Design, Storytelling, Brand Strategy, Social Media, Logo Design, Layout Design, Social Media Content, Social Media Campaigns, Branding, Content Creation
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Data Ethics, Predictive Modeling, No-Code Development, Model Deployment, Data Visualization, Data Presentation, Responsible AI, Data-Driven Decision-Making, Advanced Analytics, Business Intelligence, Business Analytics, Data Cleansing, Business Reporting, Global Marketing, LLM Application, AI Enablement, User Feedback, Data Preprocessing, Predictive Analytics, Data Architecture
Beginner · Specialization · 1 - 3 Months