Functional programming courses can help you learn concepts like first-class functions, immutability, and higher-order functions, along with practical techniques for managing state and side effects. You can build skills in recursive problem-solving, data transformation, and leveraging pure functions for cleaner code. Many courses introduce tools such as Haskell, Scala, and JavaScript, showcasing how these languages facilitate functional programming principles and enhance software development practices.

Skills you'll gain: MySQL Workbench, Database Design, MySQL, Database Development, Database Systems, Relational Databases, Databases, Database Management, SQL, Data Maintenance, Data Entry, Data Manipulation, Data Analysis, Data Science
★ 5 (11) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Agile Software Development, Program Management, Responsible AI, Planning, Generative AI, AI literacy, Risk Analysis, Prompt Engineering, Analytics
★ 4.3 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Enterprise Application Management, Java, Test Tools, Unit Testing, Application Programming Interface (API), Development Testing, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Retrieval-Augmented Generation, OpenAI API, Generative AI, LLM Application, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Fine-tuning, Transfer Learning, Deep Learning, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Machine Learning
Intermediate · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: LangGraph, Retrieval-Augmented Generation, Generative AI Agents, AI Orchestration, CrewAI, Agentic Workflows, Agentic systems, LangChain, LLM Application, AI Integrations, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Prompt Engineering, Restful API, Embeddings, Vector Databases, Memory Management
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: AI Product Strategy, Responsible AI, Product Roadmaps, AI Enablement, Product Management, Resource Utilization, Data Ethics, Product Lifecycle Management, Collaborative Software, Product Planning, Cross-Functional Collaboration, Prioritization, Decision Intelligence, AI Personalization, New Product Development, Product Improvement, Product Strategy, Product Marketing, Product Knowledge, Generative AI Agents
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Query Languages, Generative AI, Maintainability
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Relational Databases, Database Application, Database Management, Database Development, SQL, Databases, Database Systems, MySQL, Database Management Systems, Database Software, Database Design, Transaction Processing, Stored Procedure, Data Access, Application Development, Java, Data Integrity, Performance Tuning
★ 4.7 (58) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Encryption, Cybersecurity, Cryptography, File I/O, Python Programming, Programming Principles, Debugging, Data Mapping, Software Testing, Data Structures
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Debugging, Software Design Patterns, Object Oriented Design, Program Development, Object Oriented Programming (OOP), Software Development, Software Versioning, Git (Version Control System), Programming Principles, Software Design, Computer Programming, Software Engineering, Software Development Tools
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks