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.

Infosec
Skills you'll gain: Authentications, Cryptography, Secure Coding, Kotlin, Android (Operating System), OAuth, Encryption, Mobile Security, Android Development, Key Management, Exploit development, Application Security, Android Studio, Data Security, Open Web Application Security Project (OWASP), Authorization (Computing), Mobile Development, Security Engineering, Security Controls, Application Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: MongoDB, Full-Stack Web Development, Node.JS, Web Development, Web Applications, Front-End Web Development, JavaScript Frameworks, Server Side, Back-End Web Development, Data Store, Network Routing, Database Development, Hypertext Markup Language (HTML), Development Environment, Middleware, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Tableau Software, Interactive Data Visualization, Business Intelligence, Extract, Transform, Load, Dashboard, Performance Tuning, Technical Analysis, Database Design, Data Visualization Software, Data Warehousing, Market Data, Data Transformation, Data Presentation, Investment Banking, Exploratory Data Analysis, Tree Maps, Data Storytelling, Data Visualization
Advanced · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Project Management Software, Return On Investment, Business Process Automation, Business Metrics, Slack (Software), Project Implementation, Workflow Management, Key Performance Indicators (KPIs), Automation, AI Enablement, Performance Metric, AI Workflows, Process Improvement and Optimization, Business Reporting, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Project Closure, Organizational Strategy, Technology Strategies, Classification Algorithms, Engineering Management, Oral Expression, Systems Thinking, Project Management Institute (PMI) Methodology, Environmental Social And Corporate Governance (ESG), Feasibility Studies, Infrastructure Security, Financial Statements, Environmental Management Systems, Business Modeling, Asset Management, Climate Change Mitigation, Project Risk Management, Operations Research, Team Management, Operational Efficiency
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Environmental Science, Environment, Environmental Issue, Culture, Social Studies, Sustainable Systems, Sustainable Development, Liberal Arts, Systems Thinking, Diversity Awareness, Storytelling
Mixed · Course · 1 - 3 Months

Siemens
Skills you'll gain: Safety Standards, Robotics, Electrical Safety, Mechanical Design, Automation, Control Systems, Manufacturing and Production, Performance Testing, Human Machine Interfaces, Computer Programming, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operations Research, Supply Chain, Supply Chain Management, Supply Chain Planning, Operational Analysis, Process Improvement and Optimization, Capacity Planning, Production Planning, Data Analysis, R Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Orchestration, Salesforce Development, Salesforce, Agentic Workflows, Generative AI Agents, Workflow Management, Agentic systems, Application Lifecycle Management, Generative AI, Performance Testing, Enterprise Architecture, Business Logic, Data Integration, Data Architecture, Model Evaluation, Automation, Data Security
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: System Configuration, Linux, Information Systems Security, Network Routers, Performance Tuning, Mac OS, Information Technology, Email Security, System Support, Android (Operating System), Data Maintenance, Network Security, File Systems, Multi-Factor Authentication, Scripting, Virtualization and Virtual Machines, Apple iOS, Hardware Troubleshooting, Artificial Intelligence, Authentications
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Statistical Hypothesis Testing, Logistic Regression, Regression Analysis, Sampling (Statistics), Statistical Methods, Statistical Visualization, Statistical Analysis, Epidemiology, Quantitative Research, Descriptive Statistics, Probability & Statistics, Statistical Inference, Probability Distribution, Public Health, Scientific Methods, Statistics, Statistical Modeling, Advanced Analytics, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Microsoft Excel, Business Analytics, Risk Analysis, Business Process Modeling, Business Modeling, Resource Allocation, Analysis, Statistical Analysis, Mathematical Modeling, Financial Analysis, Transportation Operations, Linear Algebra
Intermediate · Course · 1 - 3 Months