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: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Application Programming Interface (API), Database Management, Distributed Computing, Data Store, Database Design, Database Architecture and Administration, Performance Tuning, Object-Relational Mapping, Scalability, Data Integrity, Data Modeling, Data Validation
★ 4.7 (65) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Development Environment, Unit Testing, Application Deployment, Scripting, Test Script Development, Development Testing, Devops Tools, Test Automation, IT Automation, Scripting Languages, Integration Testing, DevOps, Software Development Tools, Python Programming, Web Scraping
★ 3.9 (60) · Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Operating Systems, Microsoft Office, Computer Networking, System Software, Computer Systems, Network Architecture, OS Process Management, Theoretical Computer Science, Computer Science, General Networking, Computer Architecture, Hardware Architecture, Network Protocols, Computer Literacy, Computational Logic, Computing Platforms, Programming Principles, Memory Management, Computer Hardware
★ 3.9 (35) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Data-Driven Decision-Making, Regression Analysis, Data Science, Statistical Inference, Predictive Analytics, Rmarkdown, Statistical Methods, Applied Machine Learning, Model Evaluation, Machine Learning
★ 4.7 (10) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, Data Ethics, AI literacy, Debugging, Data Transformation, Generative AI, Prompt Patterns, Data Preprocessing, Analytics, AI Integrations, AI Workflows, Data Analysis, Data Cleansing, Excel Formulas, Data Manipulation, Code Review, Model Optimization, Data Analysis Software, SQL
★ 4.6 (13) · Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: UI Components, Interactive Design, User Interface (UI), User Interface (UI) Design, Event-Driven Programming, Application Design, Development Environment, Application Development, Web Applications, Application Frameworks, Software Installation, Python Programming, Web Frameworks
★ 4.5 (25) · Intermediate · Course · 1 - 4 Weeks

★ 4.8 (18) · Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), Fine-tuning, User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Model Optimization, Data Pipelines, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Time Series Analysis and Forecasting, R (Software), R Programming, Statistical Analysis, Statistical Software, Forecasting, Statistical Programming, Statistical Modeling, Data Analysis Software, Data Analysis, Statistical Methods, Statistical Reporting, Predictive Modeling, Correlation Analysis, Exploratory Data Analysis, Statistical Visualization, Data Presentation, Probability & Statistics, Model Evaluation, Statistical Hypothesis Testing
★ 4.2 (9) · Intermediate · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: Program Development, Operating Systems, Computer Systems, Debugging, Microsoft Visual Studio, OS Process Management, Hardware Architecture, Computer Hardware, C# (Programming Language), Computer Architecture, Object Oriented Programming (OOP), Programming Principles, Memory Management, Systems Design, Integrated Development Environments, Systems Architecture, Computational Logic, Computer Programming
★ 3.9 (40) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Continuous Deployment, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Test Script Development, HTML and CSS, Development Testing, Hypertext Markup Language (HTML), Interviewing Skills, Web Development Tools, Debugging, Web Development, Application Development, Software Documentation
★ 4.4 (25) · Intermediate · Specialization · 1 - 3 Months

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