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.

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, Databases, Data Integration, SQL, Query Languages, File I/O, Data Architecture, Data Manipulation, Distributed Computing, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: IT Management, General Data Protection Regulation (GDPR), Computer Security Awareness Training, Data Governance, Enterprise Security, Human Factors (Security)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Scraping, Real Time Data, OpenAI API, Data Capture, Scripting, OpenAI, Natural Language Processing, LLM Application, Python Programming, Data Processing, Application Development, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Embedded Software, Embedded Systems, C and C++, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Development Testing, System Programming, C (Programming Language), Development Environment, Verification And Validation, Integrated Development Environments, Computer Programming Tools, Code Reusability, System Configuration, Peripheral Devices, Software Installation
Intermediate · Course · 1 - 3 Months

University of Science and Technology of China
Skills you'll gain: Proposal Writing, Report Writing, Proposal Development, Design Research, Business Writing, Research Reports, Business Research, Writing, Proofreading, Editing, Writing and Editing, Market Analysis, Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtualization and Virtual Machines, Cloud Deployment, Network Troubleshooting, Hardware Troubleshooting, Cloud Computing, Cloud Infrastructure, Virtualization, Computer Hardware, Network Protocols, Cloud Platforms, Virtual Machines, General Networking, Desktop Support, Hardware Architecture, TCP/IP, Peripheral Devices, Wireless Networks, Mobile Security, USB, Microsoft Intune (Mobile Device Management Software)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, OpenAI API, Generative AI, Data Visualization, Data Visualization Software, OpenAI, ChatGPT, Data Literacy, Plot (Graphics), Data Analysis, Python Programming, Data Manipulation, Natural Language Processing
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Text Mining, Large Language Modeling, Hugging Face, Natural Language Processing, Data Processing, LLM Application, Generative AI, Data Preprocessing, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), Data Structures, Code Reusability, Memory Management, Package and Software Management, Algorithms, Software Testing
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Vibe coding, No-Code Development, Full-Stack Web Development, AI Workflows, Debugging, Application Programming Interface (API), Application Design, Front-End Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: SolidWorks (CAD), 3D Modeling, Assembly Drawing, Engineering Design Process, Mechanical Design, Computer-Aided Design, Mechanical Engineering, Torque (Physics), Verification And Validation, Functional Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Service, Customer Relationship Building, Continuous Improvement Process, Process Improvement, Quality Improvement, Performance Metric, Service Improvement, Customer Support, Customer experience improvement, Technical Support and Services, Customer Complaint Resolution, Performance Measurement, Technical Support, Performance Analysis, Performance Improvement, Customer Engagement, Customer Retention, Key Performance Indicators (KPIs), Relationship Management, Expectation Management
Beginner · Course · 1 - 4 Weeks