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: Secure Coding, Kotlin, Mobile Security, Android (Operating System), Android Development, Open Web Application Security Project (OWASP), Mobile Development, Application Security, Mobile Development Tools, Data Validation, Data Cleansing, Data Security, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Marketing, Target Market, Consumer Behaviour, Marketing Psychology, Customer Analysis, Marketing Strategy and Techniques, Market Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Infrastructure, Infrastructure Architecture, Google Cloud Platform, Cloud Computing Architecture, Virtual Networking, Cloud Computing, Virtual Machines, Virtual Private Networks (VPN), Network Administration, General Networking, Firewall, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Data Pipelines, Extract, Transform, Load, Data Lakes, Databricks, Data Architecture, Data Processing, Data Wrangling, Data Strategy, Data Presentation, Data Mining, Data Management, Data Governance, Data Integrity, Data Science, Live Streaming, SQL, Data Storage, Data Ethics, Data Security, Apache
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cyber Threat Intelligence, Cyber Operations, Cyber Threat Hunting, Threat Modeling, Cybersecurity, Cyber Security Strategy, Network Security, MITRE ATT&CK Framework, Intrusion Detection and Prevention, Cyber Attacks, Linux Commands, Linux, Cyber Engineering, Network Administration, Operating System Administration, Hardening, Network Monitoring, Exploitation techniques, Security Awareness, Operating Systems
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Vector Databases, Semantic Web, Database Theory, Database Design, Databases, NoSQL, Decision Making, Relational Databases, Data-Driven Decision-Making, Data Architecture, Stakeholder Communications, Business Analysis, Stakeholder Management, Persuasive Communication, Machine Learning Methods, System Design and Implementation
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Responsible AI, Sales Strategy, Sales Management, Sales Development, Sales, Sales Process, Sales Pipelines, Customer Relationship Management, AI Enablement, B2B Sales, AI Personalization, Sales Presentation, Lead Generation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Data-Driven Decision-Making, Generative AI Agents, Forecasting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scalability, Node.JS, Distributed Computing, Load Balancing, Performance Tuning, Systems Architecture, Redis, Application Performance Management, Microservices, OS Process Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: NumPy, Time Series Analysis and Forecasting, Scikit Learn (Machine Learning Library), Pandas (Python Package), Matplotlib, Data Analysis, Predictive Analytics, Data Visualization, Database Management, Applied Machine Learning, Scientific Visualization, Data Manipulation, Data Science, Statistics, Python Programming, Statistical Analysis, Data Wrangling, Big Data, NoSQL, Data Preprocessing
Beginner · Course · 1 - 3 Months

Skills you'll gain: HubSpot CRM, Social Media Marketing, Market Research, Surveys, Marketing Automation, Marketing, Customer Relationship Management, Brand Awareness, Social Media Management, Marketing Effectiveness, Customer Retention, Research Methodologies, Market Analysis, Customer Insights, Customer Acquisition Management, Customer Engagement, Customer Data Management, Customer Communications Management, Content Management, Analytics
Beginner · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Lean Manufacturing, Quality Improvement, Production Schedule, Production Process, Kaizen Methodology, Quality Management, Production Management, Continuous Improvement Process, Lean Methodologies, Lean Six Sigma, Process Improvement, Scheduling, Quality Control, Operational Efficiency, Process Analysis, Business Process Management, Kanban Principles, Workflow Management, Capacity Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Analytics, Customer Analysis, Marketing Effectiveness, Customer Retention, Advanced Analytics, Market Analysis, Sales Management, Customer Insights, Loyalty Programs, Data-Driven Decision-Making, Customer Service, Predictive Analytics, Business Metrics, Case Studies, R Programming, Performance Metric
Beginner · Course · 1 - 4 Weeks