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.

Coursera
Skills you'll gain: Security Controls, Vulnerability Scanning, ISO/IEC 27001, Penetration Testing, Vulnerability Assessments, Security Information and Event Management (SIEM), Data Security, Compliance Auditing, Security Assertion Markup Language (SAML), Computer Security Incident Management, Multi-Factor Authentication, Authentications, Computer Security Awareness Training, Single Sign-On (SSO), Event Monitoring, Authorization (Computing), Encryption, Cryptographic Protocols, Advanced Encryption Standard (AES), End User Training and Support
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Email Automation, Marketing Automation, Content Performance Analysis, Campaign Management, A/B Testing, Data-Driven Marketing, Data-Driven Decision-Making, Case Studies, Performance Analysis, Email Security, Marketing Analytics, Performance Metric, E-Commerce, Automation, Product Improvement, Disaster Recovery, Process Improvement and Optimization, Recruitment, Security Awareness
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Peripheral Devices, Hardware Architecture, Computer Hardware, Hardware Troubleshooting, Computer Architecture, Networking Hardware, Computer Systems, Microarchitecture, USB, Performance Analysis, Performance Tuning, General Networking, Data Storage, Computer Networking, Interoperability, Wireless Networks, Health Technology, Data Storage Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Data Pipelines, Data Migration, Extract, Transform, Load, Cloud Storage, Data Import/Export, Data Infrastructure, Big Data, Data Processing, Data Lakes, Data Integration, Data Storage, Data Transformation, Automation, Serverless Computing
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Software Development Life Cycle, Systems Development Life Cycle, Google Cloud Platform, Test Script Development, Development Testing, Application Lifecycle Management, Web Applications, Application Development, Software Development, Test Case, Program Development, Query Languages, Debugging, Data Access
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, IT Management, Service Management, Business Relationship Management, Control Objectives for Information and Related Technology (COBIT), Service Level, Continuous Improvement Process, Process Design, Service Design, Stakeholder Engagement, Continuous Quality Improvement (CQI), Service Level Agreement, Operational Excellence, Organizational Strategy, Process Improvement, Organizational Development, Process Development, Organizational Change, Organizational Leadership
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Operational Databases, Database Architecture and Administration, Relational Databases, Database Design, Database Management, Data Migration, Google Cloud Platform, Distributed Computing, Disaster Recovery, Performance Tuning, Scalability, Cloud Computing Architecture, Data Integrity, Capacity Management, Transaction Processing, IT Automation, System Monitoring, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Relational Databases, Database Administration, Database Management, Data Migration, Database Architecture and Administration, Cloud Applications, Database Design, Query Languages, Cloud Computing Architecture, Distributed Computing, System Monitoring, Terraform, Dataflow, Data Pipelines, Transaction Processing, Application Deployment
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Infrastructure Architecture, Model Optimization, Model Training, Interoperability, Hardware Architecture, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Relational Databases, Google Cloud Platform, Database Systems, Database Development, NoSQL, Database Management, SQL, Database Architecture and Administration, Cloud Applications, Data Migration, Database Design, Dataflow, Query Languages, Cloud Deployment, Data Pipelines, Application Deployment, Transaction Processing, System Monitoring, Authentications
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Digital Transformation, Business Transformation, Business Economics, Technology Strategies, Market Share, Business Strategy, Strategic Thinking, Market Dynamics, Growth Strategies, Economics, Competitive Analysis, Innovation, Scalability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, Database Administration, Database Architecture and Administration, Relational Databases, Database Design, Database Management, PostgreSQL, Data Migration, Google Cloud Platform, Disaster Recovery, System Monitoring, Data Access, Performance Tuning, Cloud Deployment, Capacity Management, Scalability
Intermediate · Course · 1 - 4 Weeks