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: Technical Management, Engineering Management, Meeting Facilitation, Decision Making, Team Leadership, Team Building, Leadership and Management, Team Management, Organizational Leadership, Leadership, Initiative and Leadership, Leadership Development, Goal Setting, Discussion Facilitation, Delegation Skills, Communication, Recruitment
★ 4.6 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Feature Engineering, Machine Learning Methods, Data Manipulation, Machine Learning, Machine Learning Algorithms, Data Validation, Python Programming, Data Transformation, Text Mining, Taxonomy, Project Design, Data Processing, Data Modeling, Unstructured Data, Data Integration, Metadata Management, Exploratory Data Analysis, Deep Learning, Natural Language Processing
★ 4.7 (74) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Presentations, Sales Presentations, Sales Presentation, Data Visualization, Productivity Software, Design
★ 4.4 (17) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization, Interactive Data Visualization, Statistical Visualization, Data Visualization Software, Exploratory Data Analysis, Data Presentation, R (Software), Scatter Plots, Tidyverse (R Package), R Programming, Box Plots, Graphing, Histogram, Data Wrangling, Data Manipulation
★ 4.7 (20) · Mixed · Course · 1 - 3 Months

Skills you'll gain: CI/CD, Continuous Deployment, Continuous Integration, Continuous Delivery, Application Deployment, Build Tools, Cloud Deployment, Application Performance Management, Test Automation, Containerization, System Monitoring, ASP.NET, Unit Testing, Release Management, Version Control
★ 4.8 (17) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Research, Usability Testing, Prototyping, Design Thinking, Ideation, Usability, Internet Of Things, User Experience Design, User Centered Design, Human Centered Design, Innovation
★ 4.3 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Advertising, Online Advertising, Campaign Planning, Paid media, Digital Analysis, Presentations, Digital Marketing Campaigns, Content Development and Management, Social Media Campaigns, Content Performance Analysis, Advertising Campaigns, Digital Marketing, Search Engine Optimization, Content Strategy, LinkedIn, Social Media Marketing, Target Audience, E-Commerce, Business Analysis, Market Analysis
★ 4.6 (7) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Shell Script, Unix Shell, File Management, File Systems, Unix, Unix Commands, Operating System Administration, Scripting, Operating Systems, File I/O, Command-Line Interface, OS Process Management, Identity and Access Management, System Configuration
★ 4.5 (20) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Innovation, Project Management, Responsible AI, Generative AI, Cost Reduction, Team Performance Management, Workflow Management, Project Planning, Resource Allocation, Process Improvement, Risk Management, Predictive Analytics
★ 4.6 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blogs, Search Engine Optimization, Content Performance Analysis, Content Marketing, Brand Loyalty, Branding, Keyword Research, Content Creation, Web Analytics, Customer Engagement, Thought Leadership, Customer Relationship Building, Promotional Strategies, Content Management Systems, Business Marketing
★ 4.6 (23) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Cryptographic Protocols, Encryption, Cybersecurity, Infrastructure Security, Computer Security, Threat Modeling, Network Security, Public Key Infrastructure, Key Management, Authentications, Data Integrity
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Code Reusability, Virtual Machines, Verification And Validation, Program Development, Python Programming, Maintainability, Data Manipulation, Programming Principles, Scripting, Development Environment, Scripting Languages, Computer Programming, Software Installation, Debugging, Software Development, Computer Programming Tools, Computational Logic, Cross Platform Development
Beginner · Specialization · 1 - 3 Months