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: AI Workflows, Model Context Protocol, AI Orchestration, Agentic Workflows, Generative AI Agents, Software Testing, Email Automation, AI Integrations, Model Deployment, Prompt Engineering, Retrieval-Augmented Generation, Customer Support, Artificial Intelligence, Agentic systems, Large Language Modeling, OpenAI API, Tool Calling, Automation, Vector Databases
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Time Series Analysis and Forecasting, Retrieval-Augmented Generation, AI Personalization, Feature Engineering, Personalized Service, Customer Insights, Generative AI, Data-Driven Marketing, Customer Analysis, Key Performance Indicators (KPIs), Data Transformation, Generative Model Architectures, Customer Engagement, Marketing Strategies, Generative Adversarial Networks (GANs), Predictive Modeling, Responsible AI, Predictive Analytics, Trend Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Technical Analysis, Market Trend, Trend Analysis, Financial Trading, Financial Market, Risk Management, Market Data, Marketing Psychology, Market Dynamics, Market Analysis, Risk Analysis, Financial Analysis, Performance Analysis, Risk Control, Test Automation, Analysis, Forecasting, Order Entry, Model Evaluation, Order Management
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Generative Model Architectures, ChatGPT, AI powered creativity, AI literacy, AI Enablement, Microsoft Copilot, AI Integrations, Token Optimization, AI Workflows, Education Software and Technology, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Administration, Integration Testing
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Digital Forensics, Penetration Testing, Network Security, Threat Management, Mobile Security, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Public Key Infrastructure, Vulnerability Assessments, Security Testing, Cryptography, Security Controls, Cryptographic Protocols, Cyber Security Assessment, Cybersecurity, Authorization (Computing), Cloud Computing, Malware Protection, Cyber Attacks, Data Integrity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Google Gemini, AI Workflows, AI Enablement, Generative AI, Artificial Intelligence, Google Workspace, AI Personalization
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Probability & Statistics, Statistics, Probability, Bayesian Statistics, Statistical Methods, Statistical Modeling, Statistical Analysis, Probability Distribution, Sampling (Statistics), Sample Size Determination, Data Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Exploratory Data Analysis, Feature Engineering, Dimensionality Reduction, Supervised Learning, Classification Algorithms, Regression Analysis, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Statistical Methods, Data Preprocessing, Applied Machine Learning, Model Evaluation, Statistical Inference, Predictive Modeling, Machine Learning Methods, Statistical Hypothesis Testing, Model Training, Data Processing, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Layout Design, Bootstrap (Front-End Framework), Web Design, Front-End Web Development, Web Development, Visual Design, Browser Compatibility, Typography, User Interface (UI), Scalability, Web Content Accessibility Guidelines, Development Environment, Visual Basic (Programming Language), Semantic Web, Software Engineering Tools, Debugging, Development Testing, Building Codes
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Statistical Hypothesis Testing, Sampling (Statistics), Statistical Modeling, Statistical Methods, Statistical Inference, Statistics, Bayesian Statistics, Data Visualization, Plot (Graphics), Data Literacy, Scientific Visualization, Matplotlib, Statistical Visualization, Statistical Software, Probability & Statistics, Model Evaluation, Statistical Programming, Data-Driven Decision-Making, Statistical Analysis, Python Programming
Beginner · Specialization · 1 - 3 Months

EC-Council
Skills you'll gain: Penetration Testing, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Security Testing, Network Security, Cyber Security Assessment, Cybersecurity, Cloud Computing, Cyber Attacks, Brute-force attacks, Exploitation techniques, Human Factors (Security), Web Applications, Mobile Security, Internet Of Things, Wireless Networks
Beginner · Course · 1 - 3 Months