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: Relational Databases, Power BI, Microsoft Azure, Database Management, NoSQL, Dashboard, Cloud Deployment, Dashboard Creation, Data Integration, Data Visualization, Data Visualization Software, SQL, Database Management Systems, Data Storage, Data Modeling, Cloud Storage, Extract, Transform, Load, Data Processing, Infrastructure As A Service (IaaS), Platform As A Service (PaaS)
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Pipelines, Databases, Extract, Transform, Load, Data Lakes, NoSQL, Data Processing, Data Architecture, Azure Synapse Analytics, Data Warehousing, Database Systems, Data Management, Microsoft Azure, Data Transformation, Database Management Systems, Data Integration, Data Governance, Data Storage Technologies, Analytics, Data Storage, Real Time Data
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Data Visualization, Statistical Visualization, Plot (Graphics), Data Preprocessing, Box Plots, Anomaly Detection, Plotly, Exploratory Data Analysis, Data Processing, Descriptive Analytics, Python Programming
★ 4.5 (19) · Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Data Storage Technologies, Database Management, Data Manipulation, Data Architecture, Data Security, Extract, Transform, Load, Database Architecture and Administration, Security Controls, Security Management, Data Transformation, Data Storage, Database Theory, Relational Databases, Solution Design
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: QuickBooks (Accounting Software), Expense Reports, Expense Management, Accounting Software, Bookkeeping, Accounting Records, Accounting Systems, Record Keeping, Accounting, Small Business Accounting, Accounts Payable, General Ledger, Transaction Processing, Financial Accounting, General Accounting, Cash Receipts, Financial Data, Financial Reporting, Data Entry
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Vector Databases, Embeddings, Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Algorithms, Semantic Web
★ 4.6 (12) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Linux Commands, Linux, OS Process Management, Command-Line Interface, Unix Commands, File Systems, User Accounts, Bash (Scripting Language), Shell Script, grep, Linux Administration, Unix Shell, File Management, Remote Access Systems, Operating Systems, Scripting, DevOps
Beginner · Course · 3 - 6 Months

Skills you'll gain: Google Gemini, Prompt Engineering Tools, Generative AI Agents, AI powered creativity, AI literacy, Responsible AI, Content Creation, Computer Programming Tools, Large Language Modeling
★ 4.7 (20) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: SQL, Data Store, Database Management, Relational Databases, Databases, Database Design, Database Development, Database Systems, Data Visualization Software, Data Visualization, Query Languages, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Object Oriented Design, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Vector Databases, Embeddings, PostgreSQL, Relational Databases, SQL, Query Languages, NoSQL, Node.JS, Data Import/Export, Data Processing
★ 4.5 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Data Transformation, Alteryx, Data Manipulation, Data Import/Export, Data Wrangling, Data Processing, Data Preprocessing, Workflow Management, Email Automation, Data Literacy, Scheduling, Automation, Exploratory Data Analysis
★ 4.1 (7) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL Server Integration Services (SSIS), Extract, Transform, Load, Data Warehousing, Data Transformation, Data Manipulation, Data Analysis, Microsoft SQL Servers, Data Integration, Data Mining, Advanced Analytics, Pivot Tables And Charts, Data Processing, SQL, Data Import/Export, Workflow Management, Dataflow
★ 4.5 (30) · Mixed · Course · 1 - 3 Months