Back end courses can help you learn server-side programming, database management, API development, and cloud computing. You can build skills in data modeling, performance optimization, and security practices. Many courses introduce tools like Node.js, Express, and SQL databases, along with methods for integrating third-party services and managing user authentication.

Skills you'll gain: Sprint Retrospectives, Prioritization, Action Oriented, Telecommuting, Agile Project Management, Meeting Facilitation, Discussion Facilitation, Team Motivation, Agile Methodology, Virtual Teams, Continuous Improvement Process, Driving engagement, Team Building, Taking Meeting Minutes, Project Documentation
Beginner · Course · 1 - 3 Months

Skills you'll gain: OpenAI, OpenAI API, Development Environment, DeepSeek API, Agentic Workflows, AI literacy, Application Development, Game Design, Agentic systems, Email Automation, Web Scraping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Trustworthiness, Emotional Intelligence, Professionalism, Client Services, Storytelling, Analytical Skills, Consultative Approaches, Communication, Ethical Standards And Conduct, Relationship Building, Communication Strategies, Verbal Communication Skills, Dealing With Ambiguity, Empathy, Self-Awareness, Growth Strategies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Accounts Payable, Purchasing, Procurement, Reconciliation, Billing & Invoicing, Invoicing, Billing, Workflow Management, Accounts Payable and Receivable, Order Management, Auditing, Audit Working Papers, Variance Analysis, Internal Controls, Analysis, Complex Problem Solving, Communication, Internal Communications, Business Correspondence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lesson Planning, Instructional Strategies, Curriculum Planning, Digital pedagogy, Technology Strategies, Social Impact
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: PySpark, Model Optimization, Model Training, Applied Machine Learning, Machine Learning Methods, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Management and Planning, HR Tech, Human Resource Strategy, Performance Analysis, AI Integrations, Performance Metric, Data Ethics, Change Management, Return On Investment, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Convolutional Neural Networks, Model Evaluation, Applied Machine Learning, Deep Learning, Model Training, Model Optimization, Fine-tuning, Computer Vision, Artificial Neural Networks, Machine Learning Methods, Data Preprocessing, Data Processing, Network Architecture
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Interactive Design, HTML and CSS, User Interface (UI), Responsive Web Design, Web Design, Code Reusability, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Image Quality, Data Preprocessing, Data Cleansing, Model Training, Data Quality, Generative AI, Fine-tuning, Data Collection, Data Wrangling, Data Transformation, Data Ethics, Data Integrity, Data Management, Metadata Management
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: English Language, Language Competency, Language Learning, Grammar, Literacy, Vocabulary
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Frontend Performance, Frontend Integration, Video Game Development, Development Environment
Intermediate · Course · 3 - 6 Months