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.

University of California San Diego
Skills you'll gain: Big Data, Apache Hadoop, Scalability, Data Processing, Data Science, Distributed Computing, Unstructured Data, Data Analysis
Mixed · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Oral Comprehension, Telephone Skills, English Language, Bilingual (Spanish/English), Vocabulary, Oral Expression, Verbal Communication Skills, Business Communication, Grammar, Language Learning, Writing
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Data Structures, Theoretical Computer Science, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Project Schedules, Project Management, Milestones (Project Management), Project Coordination, Scheduling, Project Scoping, Project Management Software, Project Planning, Dependency Analysis, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: C++ (Programming Language), Programming Principles, Data Structures, Computer Programming, Game Design, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Hardware Architecture, Computer Architecture, Software Design, System Configuration, Development Environment, Peripheral Devices
Intermediate · Course · 1 - 4 Weeks

Atlassian
Skills you'll gain: Jira (Software), Agile Methodology, Scrum (Software Development), Kanban Principles, Agile Project Management, Lean Methodologies, Backlogs, Sprint Planning, Sprint Retrospectives, User Story, Workflow Management, Project Management, Product Requirements, Query Languages, Software Versioning, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Data Quality, Exploratory Data Analysis, Employee Onboarding, Data Management, Statistical Reporting, Team Motivation, Technical Communication, Data Analysis, Data Presentation, Project Management, Interviewing Skills, Data Science, Data-Driven Decision-Making, Data Strategy, Organizational Leadership, Team Management, Workflow Management, Analytical Skills, Leadership, Communication
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Project Schedules, Scheduling, Stakeholder Communications, Timelines, Dependency Analysis, Milestones (Project Management), Stakeholder Engagement, Project Management Software, Project Management, Project Planning, Project Coordination, Conflict Management
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, File I/O, Data Validation
Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Revenue Recognition, Organizational Change, Organizational Structure, Governance, Agile Methodology, Organizational Strategy, Waterfall Methodology, Organizational Leadership, Management Training And Development, Project Closure, Accrual Accounting, Business Management, Organizational Effectiveness, Business Ethics, Cash Flows, Change Management, Project Implementation, Financial Statements, Financial Accounting, Project Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months