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.

Pragmatic AI Labs
Skills you'll gain: Object-Relational Mapping, Restful API, Code Review, Test Case, Software Testing, Test Automation, Business Logic, Application Development, AI Workflows, Requirements Analysis, GitHub, API Design, Full-Stack Web Development, Test Driven Development (TDD), Software Technical Review, Software Development, Back-End Web Development, Data Persistence, Software Architecture, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Angular, Unit Testing, Test Case, JavaScript Frameworks, Web Development Tools, Open Web Application Security Project (OWASP), TypeScript, Front-End Web Development, Software Architecture, Performance Tuning, Application Performance Management, Full-Stack Web Development, Scalability, Web Development, Application Deployment, Software Design Patterns, User Interface (UI), UI Components, Maintainability, Back-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Test Automation, Unit Testing, Software Testing, Verification And Validation, Test Case, Test Driven Development (TDD), Integration Testing, Debugging, Mockups
Mixed · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Arbitration, Diplomacy, Legal Strategy, International Relations, Conflict Management, Case Studies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Adobe Illustrator, Color Theory, Graphic and Visual Design, Design, Design Elements And Principles, Graphic Design, Logo Design, Typography, Adobe Creative Cloud, File Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Postman API Platform, JUnit, Test Automation, API Testing, Software Quality Assurance, Test Tools, Test Script Development, Quality Assurance, Unit Testing, Software Testing, Continuous Integration, Automation, Data Validation, Performance Testing, Test Case, Agile Methodology, Integration Testing, Debugging, Javascript
Intermediate · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Cloud Infrastructure, Cloud Services, Big Data, Apache Spark, Cloud Computing, Cloud Storage, Cloud Platforms, Network Architecture, Computer Networking, File Systems, Apache Hadoop, Cloud Applications, Apache Mahout, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Data Storage, Middleware, Software-Defined Networking, NoSQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Usability, Maintainability
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Scikit Learn (Machine Learning Library), Data Preprocessing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Model Deployment, AI Product Strategy, Technical Design, Prompt Engineering, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Technical Communication, Communication, AI Workflows, MLOps (Machine Learning Operations), LLM Application, Apache Airflow, System Design and Implementation, Python Programming, CI/CD, SQL, AWS CloudFormation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Git (Version Control System), Software Development Methodologies, JUnit, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Full-Stack Web Development, Test Driven Development (TDD), SQL, Systems Development, Software Development, Functional Requirement, Restful API, Database Management, Object Oriented Programming (OOP), Digital Transformation, Java Programming, Generative AI
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Engineering Calculations, Mechanical Engineering, Numerical Analysis, Chemistry, Physics, Simulation and Simulation Software, Mathematical Modeling, Differential Equations
Advanced · Course · 1 - 4 Weeks