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: Immunology, Pharmacology, Infectious Diseases, Chronic Diseases, Physiology, Hematology, Preventative Care, Blood Banking, Pathology, Laboratory Testing, Molecular Biology, Diagnostic Tests, Molecular, Cellular, and Microbiology, Cell Biology, Biochemistry
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Graph Theory, Data Structures, Unstructured Data, Algorithms
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, API Gateway, Application Programming Interface (API), Cloud API, API Design, Application Security, Restful API, Authentications, Data Loss Prevention, Data Security, Authorization (Computing), Cryptographic Protocols, JSON, Threat Management, Identity and Access Management, Threat Detection
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LangGraph, LangChain, AI Workflows, AI Orchestration, LLM Application, Agentic Workflows, Generative AI Agents, Agentic systems, Data Persistence, Context Management
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Looker (Software), Dashboard Creation, Dashboard, Data Visualization Software, Data Analysis, Pivot Tables And Charts, Interactive Data Visualization, Data Sharing, Analysis, Data Presentation, Data Transformation, Data Manipulation, Data Import/Export, Collaborative Software, Content Management
Beginner · Course · 1 - 3 Months

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Finite Element Methods, Numerical Analysis, Engineering Analysis, Jupyter, Differential Equations, Applied Mathematics, Mathematical Modeling, Distributed Computing, Simulation and Simulation Software, Python Programming, Calculus, Mechanics, Scientific Visualization, Computer Architecture, Simulations, Derivatives
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Tool Calling, AI Workflows, Generative AI Agents, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Data Visualization, Agentic systems, Analytics, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Simulation and Simulation Software, Engineering Analysis, Finite Element Methods, Simulations, Engineering, Computer-Aided Design, Cloud Technologies, Engineering Design Process, Cloud Computing
Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Apache Spark, Data Store, Apache Hadoop, Apache Mahout, Distributed Computing, Data Storage, Data Processing, NoSQL, Apache Kafka, Cloud Computing, Real Time Data, Databases, Analytics, Deep Learning, Applied Machine Learning, Machine Learning Methods, Statistical Machine Learning, Scalability, Machine Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Content Scheduling, Branding, Brand Strategy, Graphic Design, Graphic and Visual Design Software, Target Audience, Social Media Content, Marketing Materials, Social Media, Scheduling, Presentations, Content Creation, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours
University of Washington
Skills you'll gain: Unsupervised Learning, Supervised Learning, Data Science, Machine Learning Methods, Predictive Analytics, Applied Machine Learning, Analytics, Data Analysis, R Programming, Model Optimization, Statistical Methods, Decision Tree Learning, Statistical Inference, Statistical Analysis, Machine Learning, Statistics, Graph Theory, Classification Algorithms, Network Analysis, Big Data
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Model Optimization, Electrical Engineering, electromagnetics, Image Quality, Equipment Design, Engineering Calculations, Systems Design, System Requirements, Engineering, Scientific, and Technical Instruments, Design Software, Simulation and Simulation Software, Engineering Analysis, System Design and Implementation, Systems Analysis, Numerical Analysis, Image Analysis, Graphical Tools, Human Factors, Medical Imaging, Technical Design
Build toward a degree
Advanced · Specialization · 3 - 6 Months