
Skills you'll gain: JSON, Javascript, JavaScript Frameworks, Software Testing, Unit Testing, Scripting, Frontend Performance, Event-Driven Programming, Hypertext Markup Language (HTML), Scripting Languages, Data Validation, Data Structures, Network Protocols, Verification And Validation
★ 3.8 (12) · Beginner · Course · 1 - 3 Months

Splunk Inc.
Skills you'll gain: Dashboard Creation, Splunk, Interactive Data Visualization, Data Mapping, Performance Tuning, Geospatial Mapping, Wireframing, Extensible Markup Language (XML), Prototyping, JSON
★ 4.5 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Puppet (Configuration Management Tool), Software-Defined Networking, Network Administration, Security Awareness, IT Automation, Chef (Configuration Management Tool), Virtual Private Networks (VPN), JSON, Network Engineering, Authentications, Computer Security Awareness Training, Network Infrastructure, Authorization (Computing), Identity and Access Management, Configuration Management, Cyber Security Policies, Remote Access Systems, Application Programming Interface (API)
★ 4.8 (11) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Import/Export, Web Scraping, Tidyverse (R Package), Data Wrangling, Data Integration, Data Manipulation, JSON, Data Transformation, Relational Databases, R (Software), Google Sheets, Unstructured Data, R Programming, Extensible Markup Language (XML), Spreadsheet Software, Databases, SQL, Data Structures, File I/O, Application Programming Interface (API)
★ 4.7 (51) · Beginner · Course · 1 - 3 Months

Tel Aviv University
Skills you'll gain: Economics, Economics, Policy, and Social Studies, Tax, Economic Development, Social Justice, Socioeconomics, Public Policies, Tax Planning, Policy Analysis, Income Tax
★ 4.6 (136) · Mixed · Course · 1 - 3 Months

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, Code Reusability, Package and Software Management, Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, OAuth, API Testing, Restful API, Application Programming Interface (API), JSON, Test Automation, Data Validation, Extensible Markup Language (XML), Test Script Development, Extensible Languages and XML, Virtualization, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Keyword Research, Prompt Engineering Tools, Content Optimization, Google Gemini, Generative AI, Search Engine Optimization, Content Strategy, AI Workflows, Digital Marketing
★ 4.9 (7) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Boot, API Design, Application Programming Interface (API), Spring Framework, JSON, Object-Relational Mapping, Web Services, Model View Controller, Business Logic, Integration Testing, Data Modeling, Server Side, Code Reusability, Software Architecture, Back-End Web Development, Data Persistence, Data Access
★ 5 (18) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Documentation, Java, API Design, Java Programming, Back-End Web Development, Application Programming Interface (API), Frontend Integration, Enterprise Application Management, Application Deployment, Databases, Data Persistence
★ 3.8 (13) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, Database Development, JSON, Back-End Web Development, SQL, Database Design, Server Side, .NET Framework, Object Oriented Programming (OOP), Application Programming Interface (API), API Design, Database Architecture and Administration, Programming Principles
★ 4.1 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Scraping, Data Import/Export, Extensible Markup Language (XML), Data Processing, Scripting, Cascading Style Sheets (CSS), JSON, Data Capture, Data Pipelines, Software Installation, Application Programming Interface (API), MongoDB, Data Storage, Hypertext Markup Language (HTML), Package and Software Management
Beginner · Course · 3 - 6 Months