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.

Logical Operations
Skills you'll gain: Cost Management, Project Risk Management, Cost Control, Quality Control, Project Schedules, Project Performance, Risk Analysis, Scheduling, Quality Assurance, Project Management, Project Planning, Agile Project Management, Sprint Planning, Cost Reduction, Microsoft Excel, Microsoft Word, Team Leadership, Microsoft Office, Leadership, Leadership Development
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Hugging Face, Rust (Programming Language), Cloud Deployment, Application Deployment, CI/CD, Performance Tuning, Large Language Modeling, Performance Testing, Cross Platform Development, Cryptography
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Hardware Design, Electronics Engineering, Design Reviews, Computer-Aided Design, Electronic Components, Technical Design
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Algorithms, Data Storage Technologies, Debugging, Program Development, Database Systems, Database Theory, Network Routing, Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months

AI CERTs
Skills you'll gain: Vibe coding, Programming Principles, Prompt Engineering, OpenAI API, LangChain, Generative AI Agents, AI Enablement, Artificial Intelligence, Generative AI, Responsible AI, Computer Programming, Application Development, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), No-Code Development, Debugging
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Accounting Records, Billing, Excel Formulas, Spreadsheet Software, Tax Compliance, Payment Processing and Collection, Microsoft Excel, Sales Tax, Regulatory Requirements, Law, Regulation, and Compliance, Automation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: .NET Framework, Prometheus (Software), Cloud-Native Computing, Site Reliability Engineering, Kubernetes, Data Import/Export, Application Programming Interface (API), Data Analysis Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Database Design
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ggplot2, Software Documentation, Open Source Technology, Tidyverse (R Package), Package and Software Management, Web Scraping, Data Manipulation, Data Visualization Software, Leaflet (Software), R Programming, Data Visualization, Data Preprocessing, Technical Documentation, Datamaps, Visualization (Computer Graphics), Unit Testing, Data Cleansing, Interactive Data Visualization, Object Oriented Programming (OOP), Debugging
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Generative AI, Prompt Patterns, Artificial Intelligence, Image Analysis, Natural Language Processing, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Campaigns, Social Media Marketing, Marketing Effectiveness, Online Advertising, Marketing Analytics, Advertising Campaigns, Digital Advertising, Performance marketing, Campaign Management, Marketing Budgets, Data Analysis, Digital Marketing, Data Presentation, A/B Testing, Key Performance Indicators (KPIs), Return On Investment, Performance Reporting, Business Metrics, Presentations, Communication
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Excel Formulas, Data Presentation, Data Visualization Software, Data Analysis, Microsoft Office, Microsoft 365, Data Entry, Data Manipulation, Productivity Software, Data Management, Document Management, User Interface (UI)
Intermediate · Course · 1 - 3 Months