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.

Skills you'll gain: Peripheral Devices, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Computer Systems, Virtual Machines, Operating Systems, USB, Hardware Troubleshooting, Computing Platforms, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Bash (Scripting Language), Shell Script, File Management, Linux, File Systems, Unix Commands, Scripting, Command-Line Interface, Ubuntu, Linux Administration, Unix, Operating Systems, Network Protocols, OS Process Management, Automation, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Literacy, Data Analysis, JSON, Data Transformation, Financial Data, Power BI, Data Wrangling, Data Import/Export, Automation, Business Reporting, Data Cleansing, Extract, Transform, Load, Financial Reporting, Data Structures, Data Pipelines, Data Governance, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Warehousing, Data Quality, Data Cleansing, Performance Tuning, Data Validation, Scalability, Database Management, System Monitoring, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Agentic systems, Generative AI Agents, AI Workflows, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Emerging Technologies, Business Ethics, Social Impact, Problem Solving, Analysis, Business Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Automation, SAS (Software), Debugging, SQL, Stored Procedure, Data Manipulation, Data Processing, Statistical Programming, Data Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Large Language Modeling, Natural Language Processing, Model Evaluation, Reinforcement Learning, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Blockchain, FinTech, Interoperability, Payment Systems, Financial Inclusion, Emerging Technologies, Financial Systems, Cryptography, Digital Assets, Financial Regulation, Banking, Transaction Processing, Data Integrity, Computer Security, Governance
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Stored Procedure, Star Schema, Microsoft SQL Servers, Database Design, Relational Databases, Data Integrity, Data Integration, SQL, Transaction Processing, Power BI, Data Warehousing, Database Management, Transact-SQL, Data Maintenance, Databases, Query Languages, Database Architecture and Administration, Performance Tuning, Database Systems, Data Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: SQL, Relational Databases, Microsoft SQL Servers, MySQL, Query Languages, Database Systems, Databases, Database Management, Stored Procedure, IBM DB2, Data Manipulation, Data Analysis, Transaction Processing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Amazon Elastic Compute Cloud, Data Visualization Software, Cloud Storage, Dashboard, Scalability, Data Strategy, Data Integration, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Star Schema, Data Warehousing, Looker (Software), Database Design, Data Mart, Data Modeling, Business Intelligence, Extract, Transform, Load, Data Integrity, Data Transformation, Performance Tuning, Performance Analysis
Intermediate · Course · 1 - 4 Weeks