Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

Skills you'll gain: Apache Airflow, Dataflow, Extract, Transform, Load, Data Pipelines, Apache Kafka, Real Time Data, AWS Kinesis, Data Validation, Data Warehousing, Event Monitoring, Data Integrity, Snowflake Schema, Continuous Monitoring, Automation, Data Quality, Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Bookkeeping, Accounting Records, Ledgers (Accounting), General Ledger, Financial Reporting, Balance Sheet, Record Keeping, Income Statement, Financial Statements
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Search Engine Marketing, Campaign Management, Google Ads, Online Advertising, Return On Investment, Pay Per Click Advertising, Performance marketing, Advertising Campaigns, Marketing Effectiveness, Cost Reduction, Paid media, Performance Measurement
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Billing, Invoicing, Payment Processing and Collection, Accounts Receivable, Financial Data, Business Metrics, Cash Management, Accounting, Prioritization, Cash Flows, Compliance Management, Data Validation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: User Story, Behavior-Driven Development, DevSecOps, Agile Project Management, Test Driven Development (TDD), Backlogs, Sprint Planning, Kanban Principles, Agile Methodology, Scrum (Software Development), Continuous Integration, Agile Software Development, Project Risk Management, Sprint Retrospectives, Lean Methodologies, Scaled Agile Framework, DevOps, Risk Management, Agile Product Development, Management Reporting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Performance Measurement, Technical Consulting, Performance Analysis, Content Management Systems, Digital Marketing, Auditing, Performance Reporting, Data-Driven Decision-Making, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Continuous Deployment, Database Management, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, SQL, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Business Metrics, Feature Engineering, Predictive Modeling, Random Forest Algorithm, Supervised Learning, Machine Learning Methods, Scikit Learn (Machine Learning Library), Data Preprocessing, Applied Machine Learning, Classification And Regression Tree (CART), Performance Metric, Regression Analysis, Continuous Monitoring, Statistical Methods, Statistical Hypothesis Testing, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Architecture and Administration, Database Administration, Data Maintenance, Operational Databases, Relational Databases, Capacity Planning, Database Management, Data Integrity, Application Performance Management, Disaster Recovery, Data Validation, Performance Tuning, Problem Management, Demand Planning, SQL, Data Access, Forecasting, Resource Planning, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Data Cleansing, Performance Analysis, Performance Measurement, Key Performance Indicators (KPIs), Marketing Effectiveness, Data Quality, Data Maintenance, Data Validation, Process Improvement and Optimization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electronic Medical Record System, Medical Records, Electronic Medical Record, Medical Terminology, Medical Office Procedures, Data Entry, Clinical Documentation, Health Information Management, Document Management, File Management, Document Control, Data Capture, Vital Signs
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Health Information Management, Electronic Medical Record, Medical Privacy, Clinical Data Management, Medical Records, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Informatics, Data Validation, Data Dictionary, Data Quality, Clinical Documentation, Health Care, Metadata Management, Data Governance, Data Security, Taxonomy, Data Integrity, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks