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.

28DIGITAL
Skills you'll gain: Computational Logic, Deductive Reasoning, Combinatorics, Logical Reasoning, Mathematical Modeling, Operations Research, Theoretical Computer Science, Mathematical Software, Applied Mathematics, Algorithms, Linear Algebra, Model Optimization, Verification And Validation, Arithmetic
★ 4.8 (45) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Literacy, Data Analysis, Plot (Graphics), Probability Distribution, Statistics, Statistical Visualization, Statistical Analysis, Estimation, Data Collection, Data Visualization, Risk Analysis, Statistical Software, Statistical Programming, Statistical Methods, Problem Solving
★ 4.6 (46) · Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: Cyber Threat Intelligence, Cyber Threat Hunting, Threat Detection, Vulnerability Assessments, Threat Management, Event Monitoring, Intrusion Detection and Prevention, Security Information and Event Management (SIEM), Computer Security Incident Management, Continuous Monitoring, Incident Response, Security Awareness, Security Management, Malware Protection, Network Security, Network Analysis, Network Monitoring
★ 4.8 (41) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Public Key Infrastructure, Encryption, Cryptography, Cybersecurity, Data Security, Cryptographic Protocols, Advanced Encryption Standard (AES), Key Management, Data Encryption Standard, Blockchain, Algorithms, Authentications, Data Integrity
★ 5 (47) · Intermediate · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Threat Management, Systems Development, Security Management, Security Awareness, Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Cyber Security Policies, ISO/IEC 27001, Data Security, Security Controls, Network Security, Risk Management Framework, Cyber Risk
★ 4.9 (40) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Sales Strategy, Sales Management, Consultative Selling, Sales Process, Selling Techniques, Sales, General Sales Practices, Customer Relationship Management, Consultative Approaches, Solution Selling, Closing (Sales), Prospecting and Qualification, Customer Relationship Building, Customer Acquisition Management, Value Propositions, Needs Assessment
★ 4.9 (45) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Front-End Web Development, Responsible AI, AI literacy, Frontend Integration, Generative AI, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, HTML and CSS
★ 4.4 (39) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Content Creation, Visual Storytelling, Visual Design, Design, Graphic and Visual Design, Design Elements And Principles, Graphic Design
★ 4.4 (62) · Beginner · Guided Project · Less Than 2 Hours
Google Cloud
Skills you'll gain: Google Workspace, File Management, Document Management, Collaborative Software, Cloud Storage, Productivity Software, Data Sharing, Business Software, Data Storage, Content Management, Role-Based Access Control (RBAC), Identity and Access Management
★ 4.7 (71) · Beginner · Course · 1 - 3 Months

UiPath
Skills you'll gain: User Interface (UI), UI Components, Human Computer Interaction, Automation, Robotic Process Automation, Fine-tuning
★ 4.7 (41) · Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Musical Composition, Post-Production, Music, Media Production, Video Editing, Music Performance, Editing, Automation, Electronic Media
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Assembly Drawing, 3D Modeling, Computer-Aided Design, Drafting and Engineering Design, Mechanical Design, Engineering Drawings, Simulation and Simulation Software
★ 4.7 (60) · Beginner · Course · 1 - 4 Weeks