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: Responsible AI, Human Centered Design, Human Computer Interaction, Generative AI, Interaction Design, Data Ethics, Artificial Intelligence, AI literacy, Deep Learning
★ 4.2 (6) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Package and Software Management, Mainframe Computing, Mainframe Technologies, Job Control Language (JCL), Patch Management, Software Configuration Management, Software Installation, File Transfer Protocol (FTP), Enterprise Application Management, System Software, Configuration Management, System Programming, System Configuration, Problem Management, Debugging, Change Control, Dependency Analysis
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Data Warehousing, Ad Hoc Analysis, Business Intelligence, Databases, Data Maintenance, Database Management, Data Analysis, Relational Databases, Ad Hoc Reporting, Business Analytics, Star Schema, Query Languages, Operational Databases, Data Quality, Data Access, Data Manipulation, Business Logic, Business Metrics
Beginner · Course · 1 - 4 Weeks

★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Spark, Data Pipelines, Data Processing, AI Personalization, Dimensionality Reduction, OpenAI API, Data Manipulation, Pandas (Python Package), Data Transformation, Unsupervised Learning, Applied Machine Learning, Embeddings, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

SkillUp
Skills you'll gain: Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Jupyter, LLM Application, AI Integrations, Model Evaluation, Multimodal Prompts, Health Systems, Health Information Management, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Probability & Statistics, Statistical Methods, Classification Algorithms, Calculus
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, Data Store, NoSQL, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Servers, Event-Driven Programming, Scalability, Data Access, Scripting Languages, Software Architecture, Memory Management, Query Languages
★ 4.9 (18) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Model Training, Data Preprocessing, Data Processing, Hugging Face, Classification Algorithms
Intermediate · Course · 1 - 3 Months

★ 4.5 (13) · Advanced · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Data Analysis, Data Preprocessing, Data Visualization, Statistical Analysis, Exploratory Data Analysis, Statistical Visualization, Statistical Methods, Analytical Skills, Data Processing, Data Wrangling, Data Transformation, Descriptive Statistics, Data Cleansing, Histogram, Data Manipulation, Scatter Plots, Applied Machine Learning
★ 4.8 (21) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Real Time Data, Extract, Transform, Load, Google Cloud Platform, Big Data, Applied Machine Learning, Software Design Patterns, Artificial Intelligence and Machine Learning (AI/ML), Data Architecture, Analytics, Data Processing, Data Transformation
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks