Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

Skills you'll gain: PostgreSQL, Data Maintenance, Database Administration, Database Architecture and Administration, SQL, Disaster Recovery, Secure Coding, Database Management, Relational Databases, Database Management Systems, Query Languages, Security Controls, Data Access, Data Security, Application Security, Role-Based Access Control (RBAC), Threat Management, Threat Detection, Encryption
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Biological Engineering, Molecular Biology, Biotechnology, Process Engineering, Engineering Design Process, Systems Design, Biochemistry, Molecular, Cellular, and Microbiology, Life Sciences, Design Specifications, Cell Biology, Technical Design, Research Design, Biology, Computational Logic, Diagram Design, Laboratory Research, Laboratory Experience, Technical Standard
Build toward a degree
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Test Tools, Test Planning, Risk Management, Software Quality Assurance
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Shell Script, Bash (Scripting Language), User Accounts, Linux Administration, Linux, Unix Shell, Linux Commands, User Provisioning, Unix, Operating System Administration, File Systems, Performance Tuning, Systems Administration, File I/O, Scripting, File Management, Scripting Languages, Data Storage, Authorization (Computing), Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Core Data (Software), Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, UI Components, Integrated Development Environments, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Gateway, Microservices, Restful API, Node.JS, Application Programming Interface (API), Software Architecture, Systems Architecture, Service Oriented Architecture, Web Services, Software Development, Software Engineering, Back-End Web Development
Mixed · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Prompt Engineering, Generative AI, Code Review, AI Workflows, AI literacy, Debugging, Responsible AI, Software Technical Review, Machine Learning Methods, Data Preprocessing, Maintainability, Data Cleansing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data-Driven Decision-Making, Data Processing, Data Visualization, Business Analytics, Data Analysis, Strategic Decision-Making, Data Cleansing, Statistical Analysis, Data Wrangling, Data Preprocessing, Exploratory Data Analysis, Statistical Visualization, Descriptive Statistics, Plot (Graphics), Matplotlib, Data Manipulation, Statistical Methods, Customer Analysis, Analytical Skills, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Social Media Campaigns, Email Marketing, Advertising Campaigns, Online Advertising, Content Creation, Graphical Tools, Marketing Design, Graphic and Visual Design, Product Promotion, Advertising, Marketing Materials, Graphic Design, Promotional Materials, Marketing Communications, Sales Development, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Pragmatic AI Labs
Skills you'll gain: MLOps (Machine Learning Operations), Databricks, Apache Spark, Model Evaluation, Hugging Face, Data Architecture, Recurrent Neural Networks (RNNs), LLM Application, Data Science, Data Mining, Mathematical Modeling, Scala Programming, Continuous Monitoring, Rust (Programming Language), Lean Six Sigma, Statistical Inference, Artificial Intelligence, Functional Testing, Exploratory Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Perl (Programming Language), Data Processing, Statistical Programming, Data Manipulation, Code Reusability, Data Structures, Data Transformation, Data Analysis, Data Storage
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Empathy, Tenacity, Positivity, Growth Mindedness, Optimism, Stress Management, Smart Goals, Resilience, Compassion, Empathy & Emotional Intelligence, Goal Setting, Overcoming Obstacles, Emotional Intelligence, Empowerment, Time Management, Persistence, Adaptability, Self-Awareness, Independent Thinking, Personal Development
Beginner · Specialization · 3 - 6 Months