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.

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Design, Database Management, Query Languages, Database Management Systems, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
★ 4.3 (10) · Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Software Design, Object Oriented Design, Java, Java Programming, Program Development, Computer Programming, Graphical Tools, User Interface (UI), Simulations
★ 4.8 (24) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Generative AI, LLM Application, Large Language Modeling, Embeddings, Natural Language Processing, Unstructured Data, Application Development, Data Pipelines, User Interface (UI), Data Processing, SQL, Front-End Web Development, Application Deployment
★ 4.4 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Data Visualization, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Apache Airflow, Geostatistics, Interactive Data Visualization, Scientific Visualization, Data Visualization Software, Cloud Computing, Leaflet (Software), Environmental Monitoring, Pandas (Python Package), Python Programming
★ 2.1 (7) · Beginner · Specialization · 3 - 6 Months

KodeKloud
Skills you'll gain: Git (Version Control System), Version Control, Software Versioning, Command-Line Interface, Software Installation
★ 4.8 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Data Manipulation, Query Languages, Data Access, PostgreSQL, Data Management
★ 4.7 (80) · Intermediate · Guided Project · Less Than 2 Hours

Università di Napoli Federico II
Skills you'll gain: Language Learning, Literacy, Digital Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Plot (Graphics), Box Plots, Correlation Analysis, Data Visualization, Scatter Plots, Data Cleansing, Statistical Visualization, Data Preprocessing, Data Manipulation, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Data Analysis, Probability & Statistics, Statistical Methods, Python Programming
★ 4.3 (35) · Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
★ 4.5 (46) · Intermediate · Course · 1 - 3 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Responsible AI, Data Ethics, MLOps (Machine Learning Operations), Model Deployment, Model Optimization, Business Operations, Machine Learning, Ethical Standards And Conduct, Operational Performance Management, Applied Machine Learning, Business Strategy, Risk Mitigation, Systems Integration, Stakeholder Communications
★ 4.4 (53) · Mixed · Course · 1 - 4 Weeks
Amazon Web Services
Skills you'll gain: Generative AI, Generative AI Agents, Amazon Bedrock, Agentic systems, AI Product Strategy, Responsible AI, Agentic Workflows, AI Integrations, LLM Application, Application Programming Interface (API), Application Development, Amazon Web Services, Data Governance, Commercialization, Cost Management, Personally Identifiable Information, Cost Containment, Cost Control, Model Training, Compliance Management
★ 4.6 (32) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Prompt Engineering, Generative AI, Software Development Tools, ChatGPT, LLM Application, Software Development Life Cycle, Application Development, AI Workflows, Application Design, Software Development Methodologies
★ 4.4 (24) · Beginner · Course · 1 - 4 Weeks