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.

Coursera
Skills you'll gain: Email Marketing, Brand Marketing, Brand Strategy, Storytelling, Marketing Materials, Branding, Microsoft Outlook, Gmail, Marketing Communications, Communication Strategies, Business Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Client Services, Loyalty Programs, Customer Retention, E-Commerce, Brand Loyalty, Customer Relationship Management, Customer Engagement, Digital Marketing, Product Improvement, Web Analytics and SEO, Marketing Analytics, Performance Analysis, Customer Insights, Portfolio Management, Presentations, Generative AI Agents, Key Performance Indicators (KPIs), Business Metrics
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Collection, Transportation Operations, Surveys, Quantitative Research, Mathematical Modeling, Predictive Modeling, Statistical Methods, Regression Analysis, Model Evaluation, Logistic Regression, Spatial Analysis
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Storytelling, Software Quality Assurance, Open Web Application Security Project (OWASP), Text Mining, Database Design, Agile Software Development, Software Development Life Cycle, Data Governance, Unsupervised Learning, Interactive Data Visualization, Software Architecture, Plotly, Cybersecurity, Classification Algorithms, PyTorch (Machine Learning Library), Statistical Hypothesis Testing, Java, Depreciation, Probability & Statistics, Cash Flows
Earn a degree
Degree · 1 - 4 Years

University of London
Skills you'll gain: Diplomacy, International Relations, Crisis Intervention, Sustainable Development, Human Services, Political Sciences, Public Policies, Social Studies, Coordination, Social Justice, Public Safety and National Security, Governance, Policy Analysis, World History, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Presentations, User Flows, Wireframing, HTML and CSS, Application Deployment, Frontend Performance, Branding
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Classification Algorithms, Data Analysis, Model Evaluation, Logistic Regression, Supervised Learning, Decision Tree Learning, Predictive Modeling, Feature Engineering, Data Preprocessing, Machine Learning, Bayesian Statistics, Performance Tuning
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Applications, Google Cloud Platform, Application Development, Generative AI, Application Deployment, Cloud API, Cloud Deployment, Authentications, Containerization, Computing Platforms, CI/CD, Cloud Services, Authorization (Computing), Cloud Storage, Data Storage, Application Performance Management, Identity and Access Management, Data Store
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, LLM Application, Development Environment, Multimodal Prompts, Embeddings, Vector Databases, User Interface (UI), Generative AI, AI Workflows, AI Personalization, Prompt Engineering, Agentic systems, Data Visualization, Image Analysis, Application Development, Augmented Reality, Text Mining, Graph Theory, Query Languages
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Regulatory Compliance, Email Marketing, Compliance Management, General Data Protection Regulation (GDPR), Compliance Auditing, Auditing, Data Management, Personally Identifiable Information, Data Governance, Information Privacy, Customer Data Management, Risk Mitigation
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Customer experience improvement, Customer Service, Customer Retention, Customer experience strategy (CX), Client Services, Customer Complaint Resolution, Customer Relationship Building, Customer Engagement, Process Analysis, Process Improvement
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Management, Security Controls, Asset Management, Security Strategy, IT Management, Program Management, Security Awareness, Computer Security Awareness Training, IT Security Architecture, Information Management, Cyber Security Policies, Product Roadmaps, Continuous Monitoring, Compliance Management, Cybersecurity, Program Development, Vendor Management, Risk Management, Quality Management, Continuous Improvement Process
Mixed · Course · 1 - 3 Months