Android programming courses can help you learn Java and Kotlin, app lifecycle management, user interface design, and database integration. You can build skills in debugging, performance optimization, and implementing APIs for enhanced functionality. Many courses introduce tools like Android Studio for development, Firebase for backend services, and Git for version control, allowing you to create robust applications and collaborate effectively on projects.

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Management, Databases, Query Languages, Data Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cryptography, Encryption, Secure Coding, Brute-force attacks, Cyber Security Assessment, File Management, Python Programming, Programming Principles, Algorithms, Debugging, Scripting, Data Structures, Software Testing, User Interface (UI), Statistical Programming, File I/O, UI Components, Application Development
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Test Tools, Technical Documentation, Restful API, JSON, YAML, Software Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Matplotlib, Feature Engineering, Time Series Analysis and Forecasting, Data Preprocessing, Jupyter, Image Analysis, Cloud Deployment, Scikit Learn (Machine Learning Library), Applied Machine Learning, Tensorflow, Amazon Web Services, Python Programming, Data Transformation, Logistic Regression, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: React.js, Routing Protocols, Authentications, Frontend Performance, Authorization (Computing), Web Applications, Query Languages, Web Development
Intermediate · Course · 1 - 3 Months
Skills you'll gain: GitHub, Django (Web Framework), Git (Version Control System), Application Deployment, Unit Testing, Cloud Deployment, Database Development, Bootstrap (Front-End Framework), Model View Controller, Virtual Environment, Application Frameworks, PostgreSQL, HTML and CSS, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Application Deployment, Cloud Deployment, Cloud-Native Computing, Scalability, Containerization, Continuous Deployment, Docker (Software), Cloud Applications, Cloud Management, API Gateway, Devops Tools, Cloud Storage, Network Troubleshooting, Authentications, DevOps, Google Cloud Platform, Test Case, Network Protocols, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: DevOps, CI/CD, Containerization, Continuous Integration, Cloud Security, Kubernetes, Software Development, Google Cloud Platform, Continuous Delivery, Cloud-Native Computing, Application Deployment, General Networking, System Monitoring, Virtual Networking, Identity and Access Management, Load Balancing, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, PySpark, Data Manipulation, Data Preprocessing, Apache Spark, Google Cloud Platform, Data Analysis, Applied Machine Learning, Predictive Modeling, Big Data, Machine Learning, Regression Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Blockchain, Programming Principles, Data Management, Secure Coding, Object Oriented Programming (OOP), Cryptography, Debugging
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Behavioral Economics, Research, Data Collection, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Ggplot2, Data Cleansing, Tidyverse (R Package), Data Wrangling, Data Transformation, Data Visualization, R Programming, Data Manipulation, Data Analysis, Data Management, Pivot Tables And Charts
Intermediate · Guided Project · Less Than 2 Hours