Data Aggregation Courses and Certifications

Practicing Intermediate Implementation and Data Streams

Master intermediate JavaScript data handling through hands-on practice with product reviews, inventory systems, and data aggregation techniques for real-world applications.

• CodeSignal
• On-Demand
• Free Certificate

SQL Level 2 (Live Online)

Master advanced SQL techniques for joining, filtering, and analyzing data through aggregations, date manipulations, and complex grouping operations.

• Noble Desktop
• 6 hours
• On-Demand
• $350.00

Build a Blog Aggregator in Go

Master building a CLI-based RSS aggregator service using Go, PostgreSQL, and industry tools while implementing configuration, database operations, and continuous feed aggregation features.

• Boot.dev
• 24 hours
• On-Demand
• Paid Course

Data Analysis Using Python

406 ratings at Coursera

Learn Python-based data analysis techniques, including data manipulation with pandas, visualization with matplotlib, and practical skills for loading, querying, and summarizing real-world datasets.

• Coursera
• 17 hours 27 minutes
• On-Demand
• Free Online Course (Audit)

Microcredential

Coding Interview Prep for Senior Engineers in C++

Master advanced C++ concepts, data structures, and OOP principles while practicing data stream manipulation, filtering, and aggregation techniques for senior-level coding interviews.

• CodeSignal
• On-Demand
• Free Certificate
• 5 courses

Projection, Filtering, and Aggregation of Data Streams

Master data stream manipulation through Python, covering projection, filtering, and aggregation techniques. Learn both procedural and functional approaches to process data effectively without external libraries.

• CodeSignal
• On-Demand
• Free Certificate

Practicing Intermediate Implementation and Data Streams

Master data stream manipulation and aggregation techniques in Python through hands-on practice with real-world systems like inventory management, user tracking, and transaction processing.

• CodeSignal
• On-Demand
• Free Certificate

Pandas Basics and DataFrame Manipulation

Master data manipulation fundamentals with Pandas, from loading datasets to performing basic analysis, filtering, and aggregation using real-world examples like student records and pet clinic data.

• CodeSignal
• On-Demand
• Free Certificate

Advanced Data Analysis with Pandas

Master advanced Pandas techniques for data analysis, from multi-level indexing to sophisticated aggregations and correlations. Learn to merge datasets, perform complex group operations, and extract meaningful insights from your data.

• CodeSignal
• On-Demand
• Free Certificate

C++ HashMaps in Practice: Revision and Application

Master C++ hashmap implementation for efficient data management, focusing on counting, aggregation, and practical library catalog applications using unordered_map containers.

• CodeSignal
• On-Demand
• Free Certificate

Data Frames in R

Master data frame fundamentals in R - from creation and manipulation to advanced operations like aggregation, calculations, and cleaning techniques for effective data analysis.

• CodeSignal
• On-Demand
• Free Certificate

Revision of C# Dictionaries and Their Use in Practice

Master dictionary data structures in C# for efficient data access, counting, and aggregation, with hands-on practice in real-world implementation scenarios.

• CodeSignal
• On-Demand
• Free Certificate

SQL Fluency

SQL is one of the most versatile tools available for extracting insights from stored data. In this course, you will learn how databases work. You will also learn some basic SQL queries for that can be used to select, manipulate and aggregate data in data…

• Udacity
• 2 weeks, 4-5 hours a week
• On-Demand
• Paid Course

Java HashMaps in Practice: Revision and Application

Master HashMap implementation in Java through practical exercises focused on data counting, aggregation, and real-world library management scenarios.

• CodeSignal
• On-Demand
• Free Certificate

JavaScript Map in Practice: Revision and Application

Master JavaScript Map's data structure for efficient counting, aggregation, and inventory management through hands-on practice with real-world library and inventory systems.

• CodeSignal
• On-Demand
• Free Certificate