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.

Coursera
Skills you'll gain: Statistical Reporting, Data Visualization, Big Data, SQL, Interactive Data Visualization, Query Languages, Data Import/Export, Google Cloud Platform, Data Warehousing, Data Sharing, Analytics
★ 4.3 (277) · Beginner · Guided Project · Less Than 2 Hours

The University of Notre Dame
Skills you'll gain: Communication Systems, Wireless Networks, Digital Communications, Telecommunications, General Networking, Digital Signal Processing, Electrical Engineering, Reliability
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Hugging Face, Model Optimization, Fine-tuning, Transfer Learning, Model Training, Embeddings, Data Preprocessing
★ 5 (20) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, Star Schema, Dashboard Creation, Data Visualization Software, MicroStrategy, Business Intelligence, Data Integration, Data Architecture, Extract, Transform, Load, Data Modeling, Case Studies, Business Intelligence Software, Data Management, PostgreSQL, SQL, Analytical Skills, Query Languages, Data Transformation
★ 4.6 (294) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Migration, Data Integration, Data Management, Data Storage, Data Storage Technologies, Data Lakes, Data Architecture, Extract, Transform, Load, Data Centers, Cloud Storage, Data Import/Export, Data Loss Prevention, Interoperability, Disaster Recovery, Systems Integration, Data Pipelines, Cloud Platforms, Hybrid Cloud Computing, File Systems, Data Validation
★ 4.8 (37) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Plot (Graphics), Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, AI Personalization, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Statistical Methods, Machine Learning, Applied Machine Learning, Digital Signal Processing, Statistical Inference
★ 3.8 (8) · Intermediate · Specialization · 3 - 6 Months

University of Glasgow
Skills you'll gain: AI literacy, Responsible AI, Data Ethics, digital literacy, Generative AI, Artificial Intelligence, Ethical Standards And Conduct, Research, Human Computer Interaction, Intellectual Property
★ 4.5 (30) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, Database Design, Data Pipelines, Query Languages, Extract, Transform, Load, Responsible AI, Data Warehousing, Data Ethics, Data Infrastructure, Data Architecture, Data Mining, Data Synthesis, Data Analysis, Data Quality, Convolutional Neural Networks
★ 4.5 (71) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI Agents, Tool Calling, Agentic Workflows, Agentic systems, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, OpenAI, Artificial Intelligence
★ 4.6 (92) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Large Language Modeling, Natural Language Processing, Generative Model Architectures, Transfer Learning
★ 4.1 (126) · Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Pipelines, Data Cleansing, Data Governance, Data Transformation, Cloud Security, Extract, Transform, Load, Data Visualization Software, Data Integration, Data Processing, Data Management, Data Manipulation, Data Collection, Cloud Computing, Data Validation, Cloud-Based Integration, Data Quality, Data Integrity, SQL
★ 4.5 (30) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Process Capability, Sampling (Statistics), R (Software), Correlation Analysis, Statistical Inference, Probability Distribution, Statistical Visualization, R Programming, Statistical Process Controls, Statistical Hypothesis Testing, Statistical Methods, Probability & Statistics, Data Science, Statistics, Data Analysis, Statistical Analysis, Statistical Software, Descriptive Statistics, Quality Improvement, Process Engineering
★ 4.5 (54) · Intermediate · Specialization · 3 - 6 Months