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: Event-Driven Programming, Graphics Software, Computer Graphics, Video Game Development, Computer Graphic Techniques, Development Environment, Debugging, Application Development
★ 4.4 (19) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Big Data, SQL, Dashboard, Data Visualization, Applied Machine Learning, Data Visualization Software, Data Transformation, Machine Learning, Data Integrity, Data Access, Data Cleansing, Data Preprocessing, Model Evaluation, Data Quality, Data Infrastructure, Data Analysis, Test Data, Exploratory Data Analysis, Performance Tuning
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Payment Systems, Cryptography, Digital Assets, Emerging Technologies, Distributed Computing, Cryptographic Protocols, E-Commerce, Transaction Processing, Algorithms, Fundraising
★ 4.8 (9) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Oral Expression, Education Software and Technology, Technical Communication, Media and Communications, Persuasive Communication, Writing, Education and Training, Storytelling, Human Learning, Instructional Strategies, Community Outreach, Science and Research, Writing and Editing, Content Creation, Liberal Arts, Photography, Photo/Video Production and Technology, Driving engagement, Creativity, Psychology
★ 4.3 (13) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Matlab, AI Personalization, Debugging, AI Enablement, LLM Application, Performance Tuning
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Database Design, Data Manipulation, SQL, Relational Databases, Database Management Systems, Databases, Case Studies, Pivot Tables And Charts, Data Analysis, Data Integration, Data Structures
★ 4.8 (16) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, MySQL, Data Manipulation, Java Platform Enterprise Edition (J2EE), Data Import/Export, Data Persistence, Development Environment, Software Installation
★ 4.3 (23) · Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Scripting, Object Oriented Programming (OOP), Data Structures, Scripting Languages, Python Programming, Maintainability, Programming Principles, Development Environment, Software Installation, Virtual Environment
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Inference, Regression Analysis, Logistic Regression, R Programming, Statistical Analysis, Statistical Modeling, R (Software), Predictive Modeling, Model Evaluation, Statistical Hypothesis Testing, Probability Distribution, Probability
★ 4.6 (7) · Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Database Management Systems, Data Migration, Databases, Amazon Web Services, Data Mapping, Database Design, Cloud Platforms, Cloud Applications
★ 4.9 (14) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Boot, API Design, Spring Framework, JSON, Object-Relational Mapping, Integration Testing, Data Modeling, Server Side, Software Architecture, Data Persistence, Data Validation
★ 5 (18) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Centers, Network Security, Network Troubleshooting, Virtual Machines, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Cloud Infrastructure, Hardening, Network Architecture, Network Infrastructure, Virtual Private Networks (VPN), TCP/IP, Cloud Computing, Security Information and Event Management (SIEM), Remote Access Systems, Network Protocols, Internet Of Things
★ 4.9 (11) · Advanced · Course · 1 - 3 Months