Unit testing courses can help you learn the principles of test-driven development, writing effective test cases, and debugging techniques. You can build skills in identifying edge cases, ensuring code coverage, and automating tests to streamline workflows. Many courses introduce tools such as JUnit, NUnit, and pytest, that support implementing unit tests in various programming languages, allowing you to apply your skills in real coding environments.

University of Michigan
Skills you'll gain: User Experience Design, User Research, Design Research, Usability Testing, Prototyping, Design, Design Strategies, User Centered Design, Technical Communication, Technical Writing, Adobe Photoshop
★ 4.7 (92) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Internet Of Things, Information Systems Security, Wireless Networks, General Networking, Network Security, Cybersecurity, IBM Cloud, Computing Platforms, Cloud Platforms, Cryptography, Telecommunications, Network Protocols, Market Opportunities, Automation, Emerging Technologies, Embedded Systems, Software-Defined Networking, Market Analysis, Market Share
★ 4.7 (625) · Intermediate · Course · 1 - 3 Months

Campus BBVA
Skills you'll gain: Data Storytelling, Data Presentation, Data-Driven Decision-Making, Data Visualization, Business Analytics, Dashboard, Data Quality, Data Analysis, Descriptive Statistics, Analytics, Data Management, Probability & Statistics, Statistical Inference, Analysis, Statistics, Descriptive Analytics, Big Data, Statistical Hypothesis Testing, Statistical Analysis, Probability Distribution
★ 4.6 (229) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Blood Collection, Specimen Collection, Specimen Processing, Specimen Preparation, Laboratory Testing, Cell Cultures, Biochemical Assays, Cell Biology, Analytical Testing, Laboratory Research, Molecular, Cellular, and Microbiology, Molecular Biology, Biology
★ 4.7 (355) · Intermediate · Course · 1 - 3 Months

King Abdullah University of Science and Technology
Skills you'll gain: Statistical Analysis, Bioinformatics, Unix, Scientific Visualization, Statistical Programming, Unix Shell, Statistical Methods, R Programming, Rmarkdown, Unix Commands, Data Analysis, Data Quality, Statistical Hypothesis Testing, Exploratory Data Analysis, Data Visualization, Statistical Visualization, Linux Servers, Bash (Scripting Language), Programming Principles, Python Programming
★ 4.4 (92) · Beginner · Course · 1 - 4 Weeks

University of Western Australia
Skills you'll gain: Hematology, Pathology, Laboratory Testing, Medical Laboratory, Clinical Laboratory Science, Analytical Testing, Diagnostic Tests, Image Analysis, Obstetrics And Gynecology, Infectious Diseases, Pediatrics
★ 4.8 (115) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Exploratory Data Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data Manipulation, Applied Machine Learning, NumPy, Statistical Machine Learning, Classification Algorithms, Data Preprocessing, Data Processing, Data Wrangling, Python Programming, Regression Analysis, Predictive Modeling, Machine Learning Algorithms, Machine Learning, Model Evaluation, Data Science, Statistical Hypothesis Testing
★ 3.8 (60) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: HVAC, Cleanliness, Pollution Prevention, Environmental Monitoring, Laboratory Testing, Occupational Health, Safety Standards, Environmental Engineering, Thermal Management, Respiratory Care, Mechanical Ventilation, Infectious Diseases, Public Health and Disease Prevention
★ 4.7 (694) · Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
★ 4.6 (43) · Mixed · Course · 1 - 3 Months

Peking University
Skills you'll gain: Oral Comprehension, Literacy, Vocabulary, Language Competency, Grammar
★ 4.8 (283) · Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Virtual Reality, Video Game Development, Augmented and Virtual Reality (AR/VR), Game Design, Prototyping, Storyboarding, Ideation, Usability Testing, Computer Graphics, Interaction Design, Data Ethics, Development Testing
★ 4.5 (89) · Intermediate · Course · 1 - 3 Months

The University of Hong Kong
Skills you'll gain: Medical Imaging, Dental Radiography, Dentistry, Dental Procedures, Laboratory Testing, X-Ray Computed Tomography, Materials science, Oral and Dental Care, Biomedical Engineering, Oral Health, Analytical Testing, 3D Modeling, Chemistry, Analytical Chemistry
★ 4.7 (527) · Mixed · Course · 1 - 4 Weeks