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.

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), GitHub, Data Literacy, Data Analysis, R Programming, Statistical Programming, Exploratory Data Analysis, Software Installation
Mixed · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Blockchain, Cryptography, Cryptographic Protocols, Encryption, Payment Systems, FinTech, Key Management, Application Security, Digital Assets, Network Protocols, Transaction Processing, Data Storage, Distributed Computing, Emerging Technologies, Scripting, Financial Regulation, Market Dynamics
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, AI Workflows, Hugging Face, Unstructured Data, SQL, Web Services, Prompt Engineering, AI Enablement, Database Management, Restful API, Data Processing
Intermediate · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Excel Formulas, Data Validation, Microsoft Excel, Accounting and Finance Software, Accounting Records, Spreadsheet Software, Data Quality, Data Maintenance, Financial Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache, Database Systems, NoSQL, Big Data, Database Management Systems, Databases, Shell Script, Data Storage, Data Storage Technologies, Database Design, Software Installation, Data Access, Data Modeling, System Configuration, Command-Line Interface, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Microsoft Excel, Microsoft 365, Microsoft Office, Spreadsheet Software, Data Visualization, Trend Analysis, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Apple iOS, Core Data (Software), Application Design, Swift Programming, Apple Xcode, User Interface (UI), Mobile Development, Data Store, Machine Learning Software, Software Architecture, Performance Tuning, Database Development, Database Management, Software Design, Model View Controller, User Interface and User Experience (UI/UX) Design, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jupyter, R Programming, Data Analysis Software, Computer Programming Tools, GitHub, Data Visualization Software, Data Science, Statistical Programming, Cloud Computing, Git (Version Control System), Cloud Platforms, Application Programming Interface (API), Other Programming Languages, Development Environment, Python Programming, Open Source Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Correlation Analysis, Solution Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI API, Application Deployment, ChatGPT, AI Security, Serverless Computing, Cloud Applications, Model Deployment, LLM Application, Generative AI, Web Applications, Artificial Intelligence, Web Development Tools, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Presentations, Microsoft PowerPoint, Data Visualization, Data Storytelling, Video Editing
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Exploratory Data Analysis, Model Evaluation, Predictive Modeling, Data Science, Analytical Skills, Data Analysis, Data Presentation, Data Collection, Data Storytelling, Data Cleansing, Statistical Analysis, Data Manipulation, Data Preprocessing, R Programming, Machine Learning, Natural Language Processing
Mixed · Course · 1 - 3 Months