Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

Coursera
Skills you'll gain: Talent Pipelining, Prompt Engineering, Talent Acquisition, Team Performance Management, Performance Management, Smart Goals, Google Gemini, Time Management, Performance Appraisal, Interviewing Skills, Responsible AI, Culture Transformation, Workforce Planning, Generative AI, ChatGPT, Employee Onboarding, Recruitment, Employee Engagement, Key Performance Indicators (KPIs), Prompt Engineering Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Cloud API, Restful API, Application Lifecycle Management, Web Services, Software Documentation, Proxy Servers, Application Deployment, Cloud Deployment, Identity and Access Management, Authentications
Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Financial Statements, Intellectual Property, Value Propositions, Financial Statement Analysis, Business Planning, Design Thinking, Ideation, Innovation, Income Statement, Entrepreneurship, Self-Starter, Customer Acquisition Management, Business Modeling, Product Development, Balance Sheet, Market Opportunities, New Product Development, Verification And Validation, Creative Thinking, Leadership
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Gmail, Data Governance, Data Management, Google Workspace, Data Loss Prevention, Information Management, Records Management, Email Security, Data Security, Data Storage, System Configuration, Compliance Management, Record Keeping, Regulatory Compliance, Regulatory Requirements, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Retrospectives, Collaborative Software, Collaboration, Team Building, Team Collaboration, AI Integrations, Teamwork, Sprint Planning, Key Performance Indicators (KPIs), Delegation Skills, Agile Methodology, Milestones (Project Management), Cross-Functional Collaboration, Prompt Engineering, Stakeholder Communications, AI Enablement, Software Documentation, Issue Tracking, Restful API, Bash (Scripting Language)
Intermediate · Specialization · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Human Capital, Human Resources, Human Resource Strategy, Human Resource Management, Human Resources Management and Planning, Workforce Management, Workforce Planning, Talent Management, Employee Retention, Full Cycle Recruitment, People Analytics, Benefits Administration, Employee Engagement, Payroll, Employee Onboarding, Payroll Administration, Benefits Enrollment Processes, Data-Driven Decision-Making, Professional Development, Data Analysis
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Agentic systems, Model Context Protocol, Vector Databases, Gemini, Generative AI Agents, Google Gemini, Retrieval-Augmented Generation, Artificial Intelligence, Generative AI, Embeddings, MongoDB, Node.JS, API Design, TypeScript, PostgreSQL, Web Applications, Systems Architecture, Database Management, Debugging, Machine Learning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Postman API Platform, MongoDB, API Testing, JavaScript Frameworks, Server Side, Back-End Web Development, Data Validation, Application Programming Interface (API), Web Development, Web Applications, Databases, Javascript, Application Development, Restful API, Email Automation, Middleware, Cloud Applications, Development Environment, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 3 Months
Chris Croft Training
Skills you'll gain: Goal Setting, Goal-Oriented, Professional Networking, Interviewing Skills, Professional Development, Assertiveness, Smart Goals, Professionalism, Presentations, Oral Expression, Communication, Personal Development, Leadership, Leadership and Management, Motivational Interviewing, Time Management, Job Evaluation, Negotiation, Leadership Development, Job Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Revenue Cycle Management, Medical Billing, Medical Billing and Coding, Electronic Medical Record System, Medical Coding, Medical History Documentation, Medical Records, ICD Coding (ICD-9/ICD-10), Electronic Medical Record, Health Care Procedure and Regulation, Health Information Management and Medical Records, CPT Coding, Medical Office Procedures, Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Patient Registration, Health Information Management, Managed Care, Payment Processing
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Email Automation, Email Marketing, Content Performance Analysis, Marketing Automation, Email Security, Campaign Management, Performance Analysis, Personalized Campaigns, Performance Metric, Process Optimization, HubSpot CRM, Performance Measurement, Automation, Customer Retention, Customer Engagement, Workflow Management, A/B Testing, Journey Mapping, Authentications
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Barbara
Skills you'll gain: Corporate Tax, Tax Management, Tax Compliance, Tax Planning, Income Tax, Tax, Tax Preparation, Tax Laws, Tax Returns, Corporate Accounting, Regulation and Legal Compliance, Depreciation, Organizational Structure, Expense Management, Compensation Management
Intermediate · Course · 1 - 4 Weeks