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: Stored Procedure, PL/SQL, SQL, Database Design, Database Management, Query Languages, Database Management Systems, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
★ 4.3 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Modeling, Excel Macros, Financial Analysis, Pivot Tables And Charts, Data Integrity, Bookkeeping, Excel Formulas, Trend Analysis, Balance Sheet, Reconciliation, Financial Data, Data Validation, Ledgers (Accounting), Data Quality, Spreadsheet Software, Microsoft Excel, Data Cleansing, Automation
★ 3.4 (9) · Intermediate · Specialization · 3 - 6 Months

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

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, Employee Onboarding, Service Level Agreement, Sales Prospecting, Sales, Employee Coaching, Target Audience, Lead Generation
★ 4.2 (12) · Beginner · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Network Performance Management, Virtual Networking, General Networking, Google Cloud Platform, Computer Networking, Network Architecture, Network Infrastructure, Network Security, Network Routing, Firewall, System Configuration, Infrastructure Security, Security Controls, Security Software
★ 4.2 (17) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard Creation, Power BI, Gross Profit, Dashboard, Data Modeling, Data Import/Export, Interactive Data Visualization, People Analytics, Data Analysis, Data Cleansing, Business Reporting, Market Data, Data Transformation, Data-Driven Decision-Making, Case Studies, Data Wrangling, Business Intelligence, Data Manipulation, Business Analysis
★ 4.7 (34) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Customer Analysis, Data Integration, Interactive Data Visualization, Data Visualization, Data Analysis, Customer Insights, Data-Driven Decision-Making, Data Analysis Software, Exploratory Data Analysis, Customer Retention, Analytics, Technical Communication
★ 4.1 (15) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Open Web Application Security Project (OWASP), Mobile Security, Network Security, Cybersecurity, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Vulnerability Assessments, Wireless Networks, Encryption, Application Security, Exploitation techniques, Web Applications, Cloud Security, Internet Of Things
★ 4.9 (20) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Database Management, Back-End Web Development, Generative AI, Performance Tuning, Database Development, API Design, Application Programming Interface (API), AI Integrations, Databases, AI literacy, Artificial Intelligence, Risk Management
★ 4.5 (23) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: A/B Testing, Content Performance Analysis, Content Scheduling, Marketing Analytics, Business Intelligence, Performance marketing, Key Performance Indicators (KPIs), Campaign Management, Brand Marketing, Social Media Management, Customer Relationship Management (CRM) Software, Digital Marketing, Marketing Automation, Content Optimization, Email Marketing, Value Propositions, Data-Driven Marketing, Web Analytics, Brand Management, Content Strategy
Beginner · Professional Certificate · 3 - 6 Months

Imperial College London
Skills you'll gain: Molecular, Cellular, and Microbiology, Molecular Biology, Microbiology, Life Sciences, Infectious Diseases, Biotechnology, Cell Cultures, Cell Biology, Laboratory Testing, Epidemiology, Laboratory Research, Biology, Diagnostic Tests
★ 4.8 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Web Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Middleware, JSON, Application Programming Interface (API), Web Development Tools, Web Applications, Javascript, Back-End Web Development, API Testing, NoSQL
★ 4.9 (22) · Intermediate · Course · 1 - 3 Months