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.

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, JSON, Dashboard, SQL, Data Manipulation, Apache Spark, Dashboard Creation, Big Data, Data Management, Data Transformation, Data Architecture, Version Control
★ 4.1 (32) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Wrangling, JSON, Data Structures
★ 4.9 (16) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Model Context Protocol, Agentic systems, Vector Databases, Retrieval-Augmented Generation, Prompt Engineering, Tool Calling, Google Gemini, Agentic Workflows, AI Workflows, Generative AI Agents, AI Orchestration, Server Side, Node.JS, MongoDB, Embeddings, Large Language Modeling, Natural Language Processing, Web Development, Machine Learning, Javascript
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Cloud Storage
★ 4.5 (15) · Intermediate · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Performance Tuning, Hardware Design, Systems Architecture, Systems Design, Hardware Architecture, Software Architecture, System Software, System Design and Implementation, Reliability, System Programming, Real Time Data, Performance Testing, Failure Analysis, System Requirements, Memory Management, Data Integrity, Linux
★ 4.4 (20) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: MongoDB, Data Access, Query Languages, Database Systems, Database Software, Data Collection, Database Management, NoSQL, Database Management Systems, Databases, Scripting, Scripting Languages, Python Programming, Development Environment, Back-End Web Development, Software Installation, Package and Software Management
★ 4.4 (17) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Generative AI Agents, Anthropic Claude, LLM Application, AI Workflows, AI Orchestration, Agentic Workflows, AI Enablement, AI Security, Prompt Engineering, Code Review, Prompt Patterns, Software Development, Web Applications, Software Testing, Security Testing, Software Engineering, Web Development
★ 4.4 (11) · Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: GitHub, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Version Control, Git (Version Control System), HTML and CSS, Web Design and Development, Web Development, Web Development Tools, Web Design, Front-End Web Development, Web Content Accessibility Guidelines, Debugging, Semantic Web, Web Analytics and SEO, Command-Line Interface
★ 4.5 (16) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS CloudFormation, Serverless Computing, Infrastructure as Code (IaC), Amazon Web Services, Application Programming Interface (API), Cloud Infrastructure, Event-Driven Programming, Cloud Deployment, Cloud Management, Authentications, Amazon S3, Application Deployment, Automation, Amazon DynamoDB, Scalability, Authorization (Computing)
★ 4.9 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Continuous Delivery, Continuous Integration, Web Services, API Design, Test Tools, Spring Framework, Application Programming Interface (API), CI/CD, Test Execution Engine, Service Oriented Architecture, Verification And Validation, Software Testing, Restful API, Interactive Data Visualization, Server Side, Web Applications, Program Development, Virtual Environment, Automation
★ 4.7 (22) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Secure Coding, JavaScript Frameworks, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Event-Driven Programming, Operating Systems, Email Automation, Integrated Development Environments
★ 4.5 (53) · Intermediate · 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