Signals and systems courses can help you learn about signal representation, system stability, frequency response, and filtering techniques. You can build skills in analyzing linear time-invariant systems, applying the Fourier and Laplace transforms, and designing digital filters. Many courses introduce tools such as MATLAB and Python, which are commonly used for simulations and real-time signal processing applications, allowing you to implement theoretical concepts in practical scenarios.

Skills you'll gain: Cloud Security, Identity and Access Management, User Accounts, Authorization (Computing), Payment Card Industry (PCI) Data Security Standards, Data Security, Role-Based Access Control (RBAC), Security Engineering, Cloud Standards, Security Controls, Network Security, Encryption, Firewall, Continuous Monitoring, CI/CD, Key Management, Virtual Networking
Beginner · Course · 1 - 3 Months
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Scalability, Application Deployment, Cloud Hosting, User Accounts, Application Security, Python Programming
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Vulnerability Assessments, Cyber Security Assessment, Network Monitoring, Penetration Testing, Virtual Private Networks (VPN), Command-Line Interface, Linux Commands, Cybersecurity, Linux, Software Installation, Intrusion Detection and Prevention, Network Security, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Responsible AI, AI Enablement, Technology Roadmaps, Organizational Change, AI Product Strategy, Stakeholder Engagement, Change Management, Google Gemini, Anthropic Claude, Business Strategy, Strategic Leadership, Business Leadership, Strategic Thinking, ChatGPT, Leadership, Generative AI, Initiative and Leadership, Organizational Skills, Communication Strategies, Communication
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Blogs, Google Analytics, Web Analytics, Promotional Strategies, Customer Engagement, Social Media, Content Marketing, Content Creation, Content Management Systems, Business Writing, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Scanning, Proxy Servers, Security Testing, Penetration Testing, Vulnerability Assessments, Brute-force attacks, Web Scraping
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Cloud Computing, Cryptography, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Data Warehousing, Extract, Transform, Load, IBM DB2, IBM Cognos Analytics, Big Data, Databases, PostgreSQL, Operational Databases, Relational Databases, Data Architecture, NoSQL, Data Pipelines, Applied Machine Learning, MongoDB, SQL, MySQL, Dashboard, Predictive Modeling, Python Programming
Advanced · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Construction Management, Construction Estimating, Commercial Construction, Structural Engineering, Civil and Architectural Engineering, Construction Inspection, Building Codes, Architectural Drawing, Failure Analysis, Cost Estimation, Safety Standards, Safety Training, Fall Protection, Safety Assurance, Personal protective equipment
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Retention, Loyalty Programs, Customer Relationship Management, Brand Loyalty, Customer experience improvement, Customer Engagement, Customer Service, Consumer Behaviour, User Feedback, Customer Analysis, Marketing Strategies, Service Improvement, Personalized Service
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Governance, Climate Change Adaptation, Land Management, Community Development, Environmental Issue, Sustainable Development, Economic Development, Transportation Operations, Finance
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks