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.

Dartmouth College
Skills you'll gain: Digital Transformation, Predictive Modeling, Customer experience strategy (CX), Analytics, Predictive Analytics, Simulations, Simulation and Simulation Software, Advanced Analytics, Business Transformation, Scikit Learn (Machine Learning Library), Model Evaluation, Data-Driven Decision-Making, Operations Research, Internet Of Things, Model Training, Ethical Standards And Conduct, Cloud Computing, Data Ethics, Business Analytics, Process Optimization
★ 4.8 (36) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Thermal Management, HVAC, Electrical Safety, Electrical Systems, Maintenance, Repair, and Facility Services, Power Electronics, Mechanical Engineering, Hardware Troubleshooting, Schematic Diagrams, Hazard Analysis, Control Systems
★ 3.7 (54) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Large Language Modeling, AI Workflows, Retrieval-Augmented Generation, Embeddings, Generative AI, Tool Calling, Fine-tuning, Prompt Engineering, PyTorch (Machine Learning Library), Tensorflow, Semantic Web, Natural Language Processing, Artificial Intelligence, Application Development, Analytical Skills, Application Programming Interface (API), Supervised Learning, Computer Programming Tools
★ 3.4 (24) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Communication Systems, C (Programming Language)
★ 4.6 (14) · Advanced · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Operations Research, Model Optimization, Mathematical Modeling, Functional Design, Mathematical Software, Computational Thinking, Algorithms
★ 4.8 (36) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Case, Test Automation, Test Tools, Continuous Integration, Test Data, Functional Testing, Test Execution Engine, CI/CD, Software Testing, Code Reusability, Maintainability
Beginner · Course · 1 - 4 Weeks

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 (52) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cross-Functional Collaboration, Project Management Software, Workflow Management, Coordinating, Organizational Skills, Project Management, Organizational Structure, Accountability Frameworks
★ 4.7 (18) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Microservices, DevOps
★ 4.2 (54) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Feature Engineering, Bioinformatics, Model Training, Dimensionality Reduction, Predictive Modeling, Applied Machine Learning, Artificial Neural Networks, Machine Learning Methods, Predictive Analytics, Pandas (Python Package), Drug Development, Data Preprocessing, Unsupervised Learning, Data Manipulation, Medical Science and Research, Molecular, Cellular, and Microbiology, Scientific Visualization, Molecular Biology, Machine Learning
★ 2.4 (28) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Natural Language Processing, Generative Adversarial Networks (GANs), Vision Transformer (ViT), Deep Learning, Generative Model Architectures, Graph Theory, Dimensionality Reduction, Network Model, Unsupervised Learning, Model Optimization, Embeddings, Artificial Neural Networks, Machine Learning Methods, Supervised Learning, Model Evaluation, Model Training, Model Deployment, Flask (Web Framework)
★ 4.5 (33) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Threat Modeling, Cyber Threat Intelligence, Threat Detection, Exploitation techniques, Intrusion Detection and Prevention, Threat Management, Incident Response, Event Monitoring, Computer Security Incident Management, Malware Protection, Network Analysis, Anomaly Detection, Network Security, Network Monitoring, Network Protocols, SQL
★ 4.9 (36) · Mixed · Course · 1 - 4 Weeks