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.

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), User Accounts, Web Development, Web Applications, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Development, Database Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Embedded Software, Embedded Systems, Computer Hardware, Hardware Architecture, Internet Of Things, Peripheral Devices, C (Programming Language), Software Architecture, Simulations, Debugging, Systems Integration
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, SQL, Data Import/Export, Data Integration, Google Cloud Platform, Data Warehousing, Database Design, Data Architecture, Cloud Computing Architecture, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure DevOps Pipelines, Kubernetes, Azure DevOps, Node.JS, CI/CD, DevOps, Application Lifecycle Management, Microservices, Program Development, Containerization, Software Testing, Debugging, Cloud Development, Cloud Deployment, Application Deployment, Scripting, Version Control, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PostgreSQL, Database Administration, Relational Databases, Database Design, Database Management, Database Architecture and Administration, SQL, Stored Procedure, Databases, Transaction Processing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scatter Plots, Jupyter, Programming Principles, Histogram
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design and Development, Web Design, Web Development, UI Components, Front-End Web Development, Information Architecture
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, Data Processing, Operational Databases, System Monitoring, Scalability, Performance Tuning, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, DevSecOps, Security Testing, Software Development Methodologies, Configuration Management, Software Development, Software Configuration Management, Software Development Life Cycle, Software Testing, API Testing, Threat Modeling, Application Programming Interface (API), Cloud Security, Risk Management Framework, Change Control
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: SQL, Data Validation, Data Access, Query Languages, Data Mining, Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours