Object Oriented Programming courses can help you learn core concepts like classes, objects, inheritance, and polymorphism. You can build skills in designing robust software architectures, implementing design patterns, and writing reusable code. Many courses introduce tools such as Java, Python, and C++, which are commonly used in software development, enabling you to apply your knowledge in practical coding projects. Additionally, you may explore frameworks that enhance object-oriented principles, further enriching your programming toolkit.

Skills you'll gain: Graph Theory, C++ (Programming Language), C and C++, Network Routing, Data Structures, Object Oriented Programming (OOP), File I/O, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, Database Development, Database Management, Relational Databases, Data Manipulation, Databases, Data Import/Export, PostgreSQL, Database Management Systems, Data Integrity
★ 4.7 (113) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Systems, Database Management, Database Software, Databases, Query Languages, Database Management Systems, Requirements Analysis, Frontend Integration
★ 4.1 (27) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Apache Kafka, Data Pipelines, Google Cloud Platform, Java, Cloud Platforms, Cloud API, Java Programming, Network Analysis
★ 3.8 (27) · Beginner · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Literacy, Data Analysis, Plot (Graphics), Probability Distribution, Statistics, Statistical Visualization, Statistical Analysis, Estimation, Data Collection, Data Visualization, Risk Analysis, Statistical Software, Statistical Programming, Statistical Methods, Problem Solving
★ 4.6 (47) · Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cryptography, Cyber Security Assessment, Computer Security, Threat Modeling, Secure Coding, Cyber Security Strategy, Cloud Infrastructure, Email Security, Cloud Computing Architecture, Cloud Platforms, Security Controls, Security Testing, Hardening, Cloud-Native Computing, Database Application, Zero Trust Network Access, SQL
★ 4.7 (51) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Software Documentation, Leaflet (Software), Data Wrangling, Data Preprocessing, Technical Documentation, Data Manipulation, Data Cleansing, Package and Software Management, R (Software), Data Visualization Software, Program Development, Code Review, Plot (Graphics), Ggplot2, R Programming, GitHub, Continuous Integration, Software Technical Review, Software Testing
★ 4 (44) · Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Multilingualism, Language Interpretation, Translation, and Studies, Cultural Diversity, Language Learning, Diversity Awareness, Culture, Intercultural Competence, World History, Community Development, Advocacy, Discussion Facilitation, Creativity, Digital Communications
★ 4.8 (24) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Pseudocode, Computational Thinking, Debugging, Algorithms, Programming Principles, Web Development Tools, Computational Logic, Front-End Web Development, Solution Design, Javascript, Computer Programming, Data Structures, Web Development, Technical Communication
★ 4.6 (36) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Program Development, Python Programming, Jupyter, Interactive Design, Code Reusability, Mathematical Software, Algorithms, Computer Programming, Programming Principles, Algebra, Linear Algebra, Applied Mathematics, Object Oriented Programming (OOP)
★ 4.8 (36) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Java, Application Development, Java Programming, Software Engineering, Microsoft Visual Studio, Data Structures, Programming Principles, Algorithms
★ 4.4 (10) · Intermediate · Guided Project · Less Than 2 Hours