Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Skills you'll gain: Compliance Management, Microsoft 365, Microsoft Azure, Governance Risk Management and Compliance, DevSecOps, Endpoint Detection and Response, Cloud Security, Role-Based Access Control (RBAC), Identity and Access Management, Threat Detection, Zero Trust Network Access, Data Governance, Active Directory, Endpoint Security, Authorization (Computing), Data Security, Vulnerability Management, Multi-Factor Authentication, Enterprise Security, Operations
Beginner · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Test Driven Development (TDD), Cryptography, Application Development, Transaction Processing, Emerging Technologies, Application Design, Integrated Development Environments, Software Architecture, Network Protocols, Encryption, Web Applications, Program Development, Distributed Computing, Microsoft Azure, FinTech, Secure Coding, Cloud Computing Architecture, Development Environment, Web Development Tools
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: C (Programming Language), Embedded Systems, Embedded Software, Debugging, System Programming, Hardware Architecture, Microarchitecture, Computer Architecture, Data Structures, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Indian Institute of Science
Skills you'll gain: Electronics Engineering, Semiconductors, Electronics, Electronic Hardware, Biomedical Technology, Hardware Design, Electronic Systems, Materials science, Mechanical Engineering, Chemical and Biomedical Engineering, Manufacturing Processes, Communication Systems, Laboratory Equipment, Engineering Design Process, Laboratory Testing, 3D Modeling, Engineering Calculations, Analytical Testing, Applied Mathematics
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Data Security, Threat Modeling, Computer Security Incident Management, File Systems, Endpoint Security, Cryptography, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Linux, Malware Protection, Operating System Administration, Vulnerability Assessments, Encryption, Threat Detection, Cybersecurity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Hypertext Markup Language (HTML), Web Development, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Cascading Style Sheets (CSS), Web Development Tools
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Product Lifecycle Management, Digital Transformation, Business Communication, Business Acumen, Customer Service, Cost Benefit Analysis, Product Management, Financial Acumen, Customer experience strategy (CX), Stakeholder Communications, New Product Development, Cross-Functional Collaboration, Communication, Business, Innovation, Strategic Decision-Making
Beginner · Course · 1 - 3 Months

Arizona State University
Mixed · Course · 1 - 3 Months

Skills you'll gain: Private Equity, Loans, Investment Management, Equities, Case Studies, Performance Measurement, Investment Banking, Investments, Portfolio Management, Financial Market, Capital Markets, Performance Analysis, Mergers & Acquisitions, Resource Allocation, Financial Analysis, Asset Management, Market Liquidity, Entrepreneurial Finance, Derivatives, Business Valuation
Mixed · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Biostatistics, Statistical Hypothesis Testing, Probability & Statistics, Diagnostic Tests, Clinical Research, Statistical Analysis, Quantitative Research, Statistics, Descriptive Statistics, Statistical Inference, Data Collection, Probability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, Linux, User Accounts, Command-Line Interface, Operating System Administration, Open Source Technology, Disaster Recovery, Red Hat Enterprise Linux, System Monitoring, Unix Commands, System Configuration, Identity and Access Management, Data Storage Technologies, Systems Administration, Linux Commands, Configuration Management, Patch Management, Security Controls, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Natural Language Processing, Generative Model Architectures, Text Mining, Semantic Web
Intermediate · Course · 1 - 4 Weeks