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.

Sage Publications
Skills you'll gain: Retail Sales, Conflict Management, Retail Store Operations, Cross-Channel Marketing, Market Dynamics, Sales Strategy, E-Commerce, Coordinating, Market Analysis, Business-To-Consumer, Supplier Performance Management, Customer Analysis, Vendor Management, Performance Measurement, Strategic Partnership, Performance Management, Systems Analysis, Performance Analysis, Performance Improvement, Model Evaluation
Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: European History, Social Studies, World History, Liberal Arts, Ethical Standards And Conduct, Public History, Social Justice, International Relations, Political Sciences, Diplomacy, Diversity Awareness
★ 4.6 (31) · Beginner · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, General Finance, Capital Markets, Equities, Financial Trading, Finance, Portfolio Management, Derivatives, Corporate Finance, Business Mathematics, Cash Flows
★ 4.5 (2.2K) · Mixed · Course · 1 - 4 Weeks

Tally Education and Distribution Services Private Limited
Skills you'll gain: Accounting, General Accounting, Accounting Systems, Ledgers (Accounting), Financial Reporting, Bookkeeping, Management Reporting, Accounting Software, Accounting Records, Financial Accounting, Business Reporting, Financial Statements, General Ledger, Data Entry, Inventory Accounting, Security Controls, Balance Sheet, Accounting and Finance Software, Data Security, Banking
★ 4.6 (194) · Beginner · Course · 1 - 3 Months
University of Manchester
Skills you'll gain: Physical Science, Environment, Hydrology, Water Resources, Mathematical Modeling, Environmental Science, Simulations, Life Sciences, Scientific Methods
★ 4.7 (476) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Working Capital, Accounts Receivable, Cash Management, Accounts Payable and Receivable, Cash Flows, Accounts Payable, Operations Management, Inventory Control, Fiscal Management, Asset Management, Finance, Operational Analysis, Financial Analysis, Securities (Finance), Cost Estimation
Beginner · Course · 1 - 4 Weeks

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Engineering, Thermal Management, Materials science, Physics, Engineering Calculations, Three-Phase, Physical Science, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Sungkyunkwan University
Skills you'll gain: Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Image Analysis, Computer Vision, Artificial Neural Networks, Natural Language Processing, Deep Learning, Machine Learning
★ 4.4 (40) · Beginner · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, Amazon Bedrock, OpenAI, Multimodal Prompts, Generative AI, AWS SageMaker, Generative AI Agents, LLM Application, Responsible AI, Retrieval-Augmented Generation, Prompt Engineering, Amazon Web Services, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Embeddings, Cyber Governance, Vector Databases, Data Ethics, Natural Language Processing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Human Development, Child Development, Human Learning, Psychology, Gerontology, Learning Theory, Research, Research Methodologies, Psychosocial Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Plant Operations and Management, Water Quality, Pump Stations, Energy and Utilities, Thermal Management, Mechanical Engineering, Chemical Engineering, Process Control, Process Engineering, Water Resource Management, Analytical Chemistry, Environmental Engineering, Water Resources, Equipment Design, Reliability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Microsoft SQL Servers, Application Development, Data Validation, Application Design, Database Application, Business Reporting, SQL, Secure Coding, Data Access, User Interface (UI), Database Development, Data Integrity, User Interface (UI) Design, Data Management
Intermediate · Course · 1 - 4 Weeks