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.

Skills you'll gain: Angular, TypeScript, JavaScript Frameworks, UI Components, Frontend Performance, React Native, Web Applications, Front-End Web Development, React.js, Javascript, Web Development, Performance Tuning, Frontend Integration, Application Programming Interface (API), Restful API, User Interface (UI), Unit Testing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Visualforce, Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, User Provisioning, Interviewing Skills, Data Security, Workflow Management, Authorization (Computing), Role-Based Access Control (RBAC), Business Process Automation, Identity and Access Management, Data Management, Data Sharing, Transaction Processing, Data Validation, Code Coverage, Unit Testing, Data Processing, Debugging
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Marketing Effectiveness, Marketing Strategies, Regression Analysis, Data-Driven Decision-Making, Branding, Brand Management, Resource Allocation, Customer Analysis, Customer Insights, Predictive Analytics, Brand Strategy, Statistical Analysis, A/B Testing, Consumer Behaviour, Return On Investment, Statistical Methods
Beginner · Course · 1 - 3 Months
Skills you'll gain: User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Cross Platform Development, Experience Design, User Centered Design, UI/UX Research, Responsive Web Design, Human Centered Design, Web Design, Web Presence, Usability, Design Research, Design Thinking, Design Strategies, Usability Testing, Prototyping, Generative AI, Ideation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Meta Ads Manager, Data Storytelling, Business Metrics, Key Performance Indicators (KPIs), Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Data Visualization, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Marketing Strategies, Pandas (Python Package), Data Analysis, Data Visualization Software, A/B Testing, Data Collection, Marketing, Interviewing Skills
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Yonsei University
Skills you'll gain: Language Competency, Language Learning, English Language, Vocabulary, Oral Comprehension, Grammar
Beginner · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Descriptive Statistics, Statistics, Probability & Statistics, Statistical Methods, Sampling (Statistics), Statistical Analysis, Data Analysis, Statistical Hypothesis Testing, Regression Analysis, Statistical Inference, Probability, Exploratory Data Analysis, Analysis, Statistical Machine Learning, Statistical Visualization, Data Collection, Probability Distribution, Correlation Analysis
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Sampling (Statistics), Statistical Inference, Exploratory Data Analysis, Peer Review, Regression Analysis, R (Software), Statistical Reporting, Probability & Statistics, Probability Distribution, Statistical Analysis, Statistical Methods, Statistics, Statistical Programming, Statistical Software, Data Analysis, R Programming, Statistical Modeling, Data Visualization
Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Identity and Access Management, Data Lakes, Amazon DynamoDB, Serverless Computing, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Event-Driven Programming, Cloud Security, Solution Architecture, Amazon Web Services, Data Architecture, Cloud Computing Architecture, Interactive Data Visualization, Data Engineering, Cloud Engineering
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Statistical Hypothesis Testing, Probability & Statistics, Statistical Methods, Statistics, Statistical Analysis, Quantitative Research, Data Analysis Software
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Development Testing, Test Script Development, Application Development, Transaction Processing, Emerging Technologies, Application Design, Application Frameworks, Cryptographic Protocols, Web Development Tools, Network Protocols, Program Development, Distributed Computing, Cloud Platforms, Computing Platforms, Development Environment, Integrated Development Environments, Programming Principles
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Responsive Web Design, Web Design, User Experience Design, Design Reviews, Wireframing, User Experience, Usability Testing, User Interface and User Experience (UI/UX) Design, User Research, User Centered Design, Design Research, Layout Design, User Interface (UI) Design, Software Design Documents, Prototyping, Mockups, Figma (Design Software), Information Architecture
Beginner · Course · 1 - 4 Weeks