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.

University of Colorado Boulder
Skills you'll gain: User Story, Supplier Management, Project Schedules, Project Closure, Engineering Management, Milestones (Project Management), Team Leadership, Stakeholder Management, Scheduling, Agile Project Management, Scrum (Software Development), Procurement, Quality Management, Team Management, Project Planning, Agile Methodology, Project Scoping, Project Management, Risk Management, Stakeholder Communications
Build toward a degree
Beginner Ā· Specialization Ā· 1 - 3 Months

Skills you'll gain: Grafana, System Monitoring, Prometheus (Software), Application Performance Management, DevOps, Continuous Monitoring, Docker (Software), Cloud-Native Computing, Containerization, Kubernetes, Microservices, Debugging, Distributed Computing, Data Management
Intermediate Ā· Course Ā· 1 - 3 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Ubuntu, Linux Administration, File Management, Command-Line Interface, Servers, Operating Systems, Web Servers, IT Automation, MySQL, Open Source Technology, Service Management
Beginner Ā· Course Ā· 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner Ā· Specialization Ā· 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Sustainable Business, Strategic Marketing, Value Propositions, Environmental Issue, Marketing, Marketing Communications, Marketing Management, Consumer Behaviour, Branding, Market Analysis, Target Market, Marketing Strategy and Techniques, Product Strategy, Marketing Channel
Mixed Ā· Course Ā· 1 - 3 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate Ā· Course Ā· 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Business Planning, Strategic Marketing, ISO 9000 Series, Marketing Planning, Marketing, Organizational Strategy, Governance, Quality Management Systems, Stakeholder Analysis, Corporate Strategy, Financial Analysis, Financial Statements, Marketing Strategies, Working Capital, Operations Management, Organizational Structure, Market Research, Financial Data, Business Strategies, Market Analysis
Beginner Ā· Specialization Ā· 3 - 6 Months

Wesleyan University
Skills you'll gain: Descriptive Statistics, Data Manipulation, Data Presentation, Data Management, Data Literacy, Graphing, SAS (Software), Peer Review, Data Analysis, Statistics, Research Reports, Exploratory Data Analysis, Python Programming
Mixed Ā· Course Ā· 1 - 3 Months

Unilever
Skills you'll gain: Web Analytics, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Marketing Analytics, A/B Testing, Advertising Campaigns, Smart Goals, Performance Analysis, Key Performance Indicators (KPIs), Value Propositions
Beginner Ā· Course Ā· 1 - 4 Weeks
Google Cloud
Skills you'll gain: Presentations, Google Workspace, Productivity Software, Sales Presentations, Business Communication, Version Control, Collaborative Software, Multimedia, Data Sharing
Beginner Ā· Course Ā· 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Programming Principles, Computer Programming, C (Programming Language), System Design and Implementation, OS Process Management, System Requirements, Computer Architecture, Algorithms
Intermediate Ā· Course Ā· 1 - 3 Months

Coursera
Skills you'll gain: HubSpot CRM, Customer Relationship Management, Customer Data Management, Email Marketing, Marketing Materials, Business Software, Sales Development, Customer Communications Management, Sales Pipelines, Dashboard, Data Management, Customer Service, Marketing, Sales Operations, Team Oriented
Beginner Ā· Guided Project Ā· Less Than 2 Hours