Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

University of Leeds
Skills you'll gain: Resource Allocation, Production Planning, Graph Theory, Data-Driven Decision-Making, Production Schedule, Decision Making, Mathematical Modeling, Network Planning And Design, Mathematical Software, Model Optimization, Computational Logic, Algorithms, Cryptography
★ 4.8 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Object-Relational Mapping, Database Management, Data Access, Full-Stack Web Development, Web Development, Web Applications, Database Development, Software Architecture, Software Design Patterns, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, AI Workflows, Embeddings, AI Integrations, Large Language Modeling, Graph Theory, Query Languages, Interactive Data Visualization, Data Processing, Development Environment
★ 4.9 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Lakes, Data Governance, Transaction Processing, Microsoft Azure, Security Controls, Data Architecture, Power BI, Data Warehousing, Dataflow, Data Management, Identity and Access Management, Azure Active Directory, Data Pipelines, Role-Based Access Control (RBAC), Data Integration, Query Languages, Data Integrity, Real Time Data, Data Quality, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Analysis, Machine Learning Algorithms, Statistical Analysis, Probability & Statistics, Probability Distribution, R Programming, Machine Learning Methods, Statistical Methods, R (Software), Applied Machine Learning, Statistical Machine Learning, Statistics, Statistical Modeling, Machine Learning, Statistical Inference, Classification Algorithms, Statistical Programming, Correlation Analysis, Data Manipulation, Supervised Learning
★ 4.6 (16) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Front-End Web Development, OpenAI API, Server Side, Full-Stack Web Development, Application Development, HTML and CSS, Generative AI, User Interface (UI) Design, Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Figma (Design Software), Cascading Style Sheets (CSS), AI Personalization, AI Integrations, Real Time Data
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Event-Driven Programming, Embedded Systems, Embedded Software, Interactive Design, Prototyping, Internet Of Things, System Design and Implementation, Peripheral Devices, Programming Principles, Simulations, Python Programming, Computational Logic, Computer Programming
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Database Design, Data Access, Data Persistence, Java, Relational Databases, Data Mapping, Java Programming, JUnit, SQL, Query Languages, Software Versioning
★ 5 (13) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Azure Active Directory, Microsoft Azure, Web Applications, Cloud Applications, Application Security, Cloud Security, Identity and Access Management, Authorization (Computing), Key Management, Application Development, Security Strategy, Application Programming Interface (API), Authentications, Encryption
★ 4.6 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, Exploratory Data Analysis, Feature Engineering, Model Deployment, Data Analysis, PySpark, Model Training, Data Cleansing, Data Import/Export, Data Transformation, Apache Spark, Data-Driven Decision-Making, AI Enablement, Decision Tree Learning, Predictive Modeling, Predictive Analytics, Machine Learning
★ 4.7 (26) · Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Servers, Network Protocols
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Memory Management, C++ (Programming Language)
Intermediate · Course · 1 - 3 Months