Signal processing courses can help you learn about Fourier transforms, filtering techniques, and signal modulation. You can build skills in analyzing audio and visual signals, implementing algorithms for noise reduction, and working with time-frequency analysis. Many courses introduce tools like MATLAB and Python libraries, that support simulating signal processing techniques and analyzing real-world data.

Northeastern University
Skills you'll gain: Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), Large Language Modeling, Autoencoders, Model Evaluation, Embeddings, Model Optimization, Natural Language Processing, Model Training, Bayesian Statistics, Statistical Methods, Sampling (Statistics), Probability Distribution
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Financial Trading, Market Trend, Market Data, Securities Trading, Trend Analysis, Data Visualization Software, Analysis, Data Analysis Software, Market Analysis, Order Entry, Market Dynamics, Order Management, Market Opportunities, Mathematical Theory & Analysis, Risk Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Cloud Deployment, Cloud Development, Cloud Applications, Application Programming Interface (API), Amazon Elastic Compute Cloud, Cloud Engineering, API Gateway, Cloud Infrastructure, Development Environment, Serverless Computing, Software Development, System Configuration, Amazon S3, Infrastructure Security, Network Administration, Software Visualization, Restful API, TypeScript
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Hugging Face, Model Evaluation, Model Optimization, Embeddings, Transfer Learning, LLM Application, Model Training, Recurrent Neural Networks (RNNs), Generative Model Architectures, Fine-tuning, Model Deployment, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Google Gemini, Data Processing, Identity and Access Management, Google Cloud Platform, LLM Application, Data Pipelines, Large Language Modeling
Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Feature Engineering, Decision Tree Learning, Machine Learning Methods, Classification And Regression Tree (CART), Applied Machine Learning, Statistical Machine Learning, Model Training, Machine Learning, Supervised Learning, Data Preprocessing, Model Optimization, Predictive Modeling, Model Evaluation, Model Deployment, Data Wrangling, Data Synthesis, Data Transformation, Exploratory Data Analysis, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Code Reusability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Computational Thinking, Systems Design, Software Architecture, Data Processing, Process Modeling, Code Reusability, Solution Design, Diagram Design, Process Mapping, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: QuickBooks (Accounting Software), Reconciliation, Accounting Software, Financial Reporting, Bookkeeping, Sales Management, Business Reporting, Ledgers (Accounting), Accounting and Finance Software, Small Business Accounting, Expense Management, Accounting Records, Accounting Systems, Accounts Payable, Payment Processing and Collection, Standard Accounting Practices, Accounting, Accounts Receivable, User Accounts, Transaction Processing
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Amazon Redshift, SQL, Identity and Access Management, Query Languages, Google Cloud Platform, Database Design, Role-Based Access Control (RBAC), Data Import/Export, Relational Databases, Data Warehousing, Data Access, Data Integration, Database Architecture and Administration, Data Sharing, Data Modeling
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: LLM Application, Embeddings, Vector Databases, Large Language Modeling, Retrieval-Augmented Generation, Google Cloud Platform, Generative AI, Generative AI Agents, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Retrieval-Augmented Generation, Generative AI, Generative Model Architectures, Agentic Workflows, AI Orchestration, Prompt Patterns, Enterprise Security, AI Integrations, Agentic systems, LLM Application, AI literacy, Cloud Infrastructure, Customer experience improvement, Organizational Strategy, Cloud Platforms, Cloud Computing, Artificial Intelligence, Collaboration
Beginner · Specialization · 3 - 6 Months