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.

University of Colorado Boulder
Skills you'll gain: Healthcare Ethics, Social Sciences, Culture, Research, Sociology, Ethical Standards And Conduct, Food and Beverage, Social Impact, Environmental Issue, Biology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Key Performance Indicators (KPIs), Marketing Planning, Sprint Retrospectives, Marketing Effectiveness, Marketing Strategies, Strategic Marketing, Performance Measurement, Marketing Operations, Marketing Strategy and Techniques, Cross-Channel Marketing, Marketing, Marketing Analytics, Persona Development, Workflow Management, Market Research, Market Analysis, Business Analysis, Analytical Skills, Data Visualization, Data Analysis
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Consumer Behaviour, Marketing Psychology, Marketing, Culture, Sustainable Business, Marketing Analytics, Environmental Issue, Sociology, Information Privacy, Digital Communications, Social Media
Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Quality Improvement, Lean Six Sigma, Lean Methodologies, Six Sigma Methodology, Process Improvement, Lean Manufacturing, Process Capability, Process Analysis, Continuous Improvement Process, Eight Disciplines Problem Solving (8D), Benchmarking, Root Cause Analysis
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Encryption, Information Systems Security, Cybersecurity, Theoretical Computer Science, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Prompt Engineering Tools, Generative AI Agents, LLM Application, OpenAI, Claude Code, Anthropic Claude, Rust (Programming Language), Databricks, Embeddings, MLOps (Machine Learning Operations), Vector Databases, Data Architecture, DevOps, Python Programming, Software Architecture, Scala Programming, Governance
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Governance, Security Management, Incident Management, Cyber Security Strategy, Business Continuity, Disaster Recovery, Security Controls, Asset Management, Security Requirements Analysis, Risk Management, Resource Management, Compliance Auditing, Performance Metric
Mixed · Course · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: MLOps (Machine Learning Operations), Databricks, Apache Spark, Model Evaluation, Hugging Face, Data Architecture, Recurrent Neural Networks (RNNs), LLM Application, Data Science, Data Mining, Mathematical Modeling, Scala Programming, Continuous Monitoring, Rust (Programming Language), Lean Six Sigma, Statistical Inference, Artificial Intelligence, Functional Testing, Exploratory Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Operating Systems, System Programming, Application Development, Wireless Networks, Hardware Architecture, Network Protocols, Simulations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance marketing, Campaign Management, Pay Per Click Advertising, Google Ads, Paid media, Online Advertising, Advertising Campaigns, Digital Advertising, Marketing Budgets, Content Performance Analysis, Media Buying, Keyword Research, Social Media Campaigns, Marketing Effectiveness, Search Engine Marketing, Marketing Analytics, Performance Analysis, Budget Management, Cost Benefit Analysis, Survey Creation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Clinical Documentation, Quality Assurance, Clinical Informatics, Clinical Monitoring, Microsoft Azure, Anomaly Detection, Generative AI, Responsible AI, Medical Equipment and Technology, Health Informatics, Real Time Data, Unstructured Data, Health Technology, Continuous Monitoring, Speech Language Pathology, Natural Language Processing, Regulatory Compliance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Workflow Analysis, Excel Formulas, Accounting and Finance Software, Data Validation, Accounting Systems, Business Process, Microsoft Excel, Expense Management, Fraud detection, Return On Investment, Variance Analysis, Anomaly Detection, Invoicing, Business Process Automation, Pivot Tables And Charts, Accounts Payable, Process Improvement, Accounting Records, Workflow Management, AI Workflows
Beginner · Course · 3 - 6 Months