Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

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

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Database Design, LLM Application, Software Documentation, Software Design Patterns, Collaborative Software, Software Testing, OpenAI API, Application Design, Generative AI, Database Management, AI Enablement, Code Review, Software Architecture, System Design and Implementation, Dependency Analysis, Software Engineering, Software Development, Machine Learning
Beginner · Professional Certificate · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Machine Controls, Control Systems, Automation Engineering, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering Calculations, Engineering, Mechanics, Mechanical Engineering, Artificial Intelligence, Vibrations, Applied Mathematics, Engineering Analysis, Automation, Virtual Environment, Torque (Physics), Graph Theory, Matlab
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Kubernetes, Cloud-Native Computing, Prometheus (Software), Istio, Containerization, Serverless Computing, Role-Based Access Control (RBAC), Virtual Networking, Application Deployment, Infrastructure Security, YAML, Microservices, Continuous Delivery, Scalability, Grafana, Network Routing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Big Data, SQL, Test Case, Apache Hadoop, Analytics, Data Analysis, Query Languages, Databases, Relational Databases, Data Manipulation, Apache, Metadata Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Bedrock, AWS SageMaker, Amazon Elastic Compute Cloud, Amazon Web Services, Generative AI Agents, AI Workflows, Web Scraping, Amazon S3, LLM Application, Prompt Engineering, Large Language Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, Database Design, Stored Procedure, Transaction Processing, Case Studies, SQL, SQL Server Reporting Services, Databases, Database Management, System Testing, Database Development, Database Architecture and Administration, Database Management Systems, Relational Databases, Database Application, Data Integrity, User Interface (UI), System Configuration, Loyalty Programs, Server Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: iOS Development, Swift Programming, Apple iOS, Core Data (Software), Data Persistence, Test Driven Development (TDD), Mobile Development, Application Design, Application Deployment, Apple Xcode, Plot (Graphics), User Interface (UI), Data Store, Model View Controller, Machine Learning Software, Software Architecture, Performance Tuning, Database Development, Real Time Data, Data Integration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, Agentic Workflows, Data Ethics, Responsible AI, Model Deployment, Agentic systems, Artificial Intelligence, Generative AI, MLOps (Machine Learning Operations), Data Transformation, Model Evaluation, Reinforcement Learning, Software Architecture, Business Ethics, API Design, Process Optimization, System Design and Implementation, Performance Tuning, Algorithms, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Data Governance, Real Time Data, Data Lakes, Microsoft SQL Servers, Compliance Management, Metadata Management, Data Architecture, Data Security, Power BI, Operational Databases, System Monitoring, Identity and Access Management, Event-Driven Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, NumPy, Pandas (Python Package), Model Evaluation, Data Preprocessing, Regression Analysis, Scikit Learn (Machine Learning Library), Data Manipulation, Machine Learning, Feature Engineering, Exploratory Data Analysis, Applied Machine Learning, Supervised Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Application Lifecycle Management, Mobile Development, UI Components, Application Development, Application Programming Interface (API), Data Persistence, User Interface (UI), Web Services, Programming Principles, JSON, Data Modeling
Intermediate · Course · 1 - 3 Months