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: File Management, Linux Administration, File Systems, OS Process Management, Linux, Linux Servers, Data Security, Authorization (Computing), Linux Commands, Data Loss Prevention, Operating System Administration, Continuous Monitoring, Information Systems Security, System Monitoring, Data Storage Technologies, Network Security, Vulnerability Scanning, Data Storage, Encryption, Network Analysis
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Big Data, Apache Spark, Apache Hadoop, Apache Hive, NoSQL, Database Systems, Data Mining, Cloud Applications, Cloud Solutions, Real Time Data, Cloud Computing, Data Processing, Query Languages, Distributed Computing, Applied Machine Learning, Scripting Languages, Data Manipulation
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Memory Management, Real Time Data, Application Development, .NET Framework, Performance Tuning, Secure Coding, C# (Programming Language), System Programming
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Amazon Web Services, Amazon CloudWatch, Containerization, Amazon S3, Cloud Computing Architecture, Microservices, Data Storage Technologies, Cloud Computing, Amazon Redshift, Virtual Networking, Computing Platforms, AWS Identity and Access Management (IAM), Data Storage, Cloud Management, Database Administration, Cloud Deployment, System Monitoring, Network Monitoring, Cloud Platforms, Hybrid Cloud Computing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Writing, Storytelling, Copywriting, Persuasive Communication, Facebook, Writing and Editing, Content Creation, Social Media Content, Social Media, Drive Engagement, AI powered creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, SQL, Relational Databases, Database Development, Databases, Database Management, Data Modeling, Query Languages
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Planning And Design, Continuous Monitoring, Service Level
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Project Management Software, AI Product Strategy, Project Risk Management, Project Management, Project Implementation, Project Planning, Risk Management, AI Workflows, Timelines, Project Scoping, Project Performance, Scheduling, Governance, Team Collaboration, Generative AI Agents, Generative AI, Forecasting, Digital Transformation, Decision Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Ubuntu, Hardening, Linux, Linux Commands, Application Security, Operating System Administration, Security Software, Security Controls, Service Management, Patch Management, Systems Administration, Information Systems Security, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Script Development, Test Automation, Test Tools, Verification And Validation, Software Testing, Scenario Testing, Web Development Tools, Test Case, Development Testing, Data Validation, Debugging
Intermediate · Guided Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Pharmacotherapy, Pain Management, Pharmacology, Pharmacy, Pharmaceuticals, Clinical Pharmacy, Patient-centered Care, Medical Prescription, Mental and Behavioral Health, Life Sciences, Neurology, Molecular Biology, Substance Abuse, Human Musculoskeletal System, Sensory Systems Analysis, Physiology, Biochemistry, Research, Critical Thinking and Problem Solving, Science and Research
Intermediate · Specialization · 1 - 3 Months

Niel Asher Education
Skills you'll gain: Rehabilitation, Exercise Therapy, Exercise Science, Patient Evaluation, Orthopedics, Physical Therapy, Sports Medicine, Kinesiology, Human Musculoskeletal System, Anatomy, Health Assessment, Athletic Training, Pain Management, Clinical Assessment, Cognitive Behavioral Therapy, Patient Observation, Mental Health Therapies
Intermediate · Course · 1 - 4 Weeks