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: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Secure Coding, API Testing, Application Programming Interface (API), Security Testing, Open Web Application Security Project (OWASP), Penetration Testing, Application Security, Restful API, Authentications, Personally Identifiable Information, Brute-force attacks, Security Engineering, Threat Modeling, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Exploitation techniques, Data Security, Business Logic, Authorization (Computing), Cybersecurity
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: System Programming, Information Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Quantitative Research, Scatter Plots, R Programming, Statistical Visualization, Correlation Analysis, Descriptive Statistics, Statistical Analysis, Data Analysis, Data Visualization, Statistics, Exploratory Data Analysis, Data Import/Export, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Software Documentation, Engineering Documentation, Technical Documentation, Technical Writing, Technical Communication
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Stored Procedure, NoSQL, Database Design, Database Architecture and Administration, SQL, Relational Databases, Cloud Applications, PostgreSQL, Database Management Systems, Data Store, Databases, Database Theory, Data Modeling, JSON, Database Management, Query Languages, Cloud Deployment, Text Mining, Database Systems, Natural Language Processing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apple iOS, Open Web Application Security Project (OWASP), Swift Programming, Mobile Security, Mobile Development, Secure Coding, IT Security Architecture, Application Security, Data Validation, Vulnerability Assessments, Cryptography, Application Programming Interface (API), JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Seaborn, Data Storytelling, Data Integration, A/B Testing, Data Import/Export, Statistical Hypothesis Testing, Statistical Methods, Text Mining, Data-Driven Decision-Making, Git (Version Control System), Data Presentation, Matplotlib, Data Visualization, Pandas (Python Package), Version Control, GitHub, Statistical Analysis, Exploratory Data Analysis, Jupyter, NumPy
Beginner · Specialization · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Program Development, Development Environment, Web Language, Web Development Tools, Integrated Development Environments, Programming Principles, Solution Design, Business Logic, Event-Driven Programming, Transaction Processing, Data Validation
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical and Computer Engineering, Electrical Engineering, Embedded Systems, Electronic Systems, Engineering Analysis, Electronics, Programming Principles, Numerical Analysis, Algorithms, Linear Algebra, Mathematical Modeling, Time Series Analysis and Forecasting, Data Mapping, Real Time Data, Computer Programming
Intermediate · Specialization · 3 - 6 Months