Objective-C courses can help you learn the basics of object-oriented programming, memory management, and the Cocoa framework for macOS and iOS app development. You can build skills in creating user interfaces, handling data with Core Data, and integrating APIs for enhanced functionality. Many courses introduce tools like Xcode for coding and debugging, as well as Interface Builder for designing app layouts, helping you apply these skills in real-world app projects.

Illinois Tech
Skills you'll gain: NoSQL, Big Data, Apache Hadoop, Apache Spark, Data Infrastructure, Real Time Data, Apache Kafka, Data Management, Apache Cassandra, Apache Hive, Data Lakes, MongoDB, Databases, Data Ethics, Distributed Computing, Data Processing, Informatics, Cloud Computing, Software Design Patterns, Data Storage
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Leeds
Skills you'll gain: Resource Allocation, Operations Research, Production Planning, Graph Theory, Data-Driven Decision-Making, Decision Making, Mathematical Modeling, Process Optimization, Network Planning And Design, Complex Problem Solving, Computational Logic, Algorithms, Linear Algebra, Cryptography
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Risk Analysis, Project Risk Management, Risk Management, Mitigation, Disaster Recovery, Hazard Analysis, Civil Engineering, Climate Change Adaptation, Project Management, Economic Development, Social Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Programming, Debugging, Secure Coding, C++ (Programming Language), Programming Principles, Software Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Roadmaps, Agile Methodology, Product Management, Wireframing, A/B Testing, Microsoft Teams, Sprint Planning, Project Management, ChatGPT, Kanban Principles
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Semantic Web, Usability, Javascript, Responsive Web Design, Web Content
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Scope Management, Project Schedules, Project Scoping, Scheduling, Requirements Management, Resource Allocation, Project Planning, Sprint Planning, Project Management, Work Breakdown Structure, Agile Methodology, Project Estimation, Agile Project Management, Change Control, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Reinforcement Learning, Data-Driven Decision-Making, Markov Model, Time Series Analysis and Forecasting, Forecasting, Bayesian Statistics, Data Science, Statistical Methods, Anomaly Detection, Probability Distribution, Machine Learning Methods, Estimation, Statistical Analysis, Sampling (Statistics)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Statistical Process Controls, Six Sigma Methodology, Quality Control, Plot (Graphics), Data Literacy, Statistical Analysis, R Programming
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Systems Engineering, Requirements Analysis, Requirements Elicitation, Systems Development Life Cycle, Configuration Management, Engineering Management, Waterfall Methodology, Systems Analysis, Project Management, Risk Management, Systems Architecture, System Requirements, Functional Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Microsoft PowerPoint, Presentations, Project Schedules, Diagram Design, Data Visualization, Project Management, Communication
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, CI/CD, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
Advanced · Course · 1 - 3 Months