beginner

Working with Different Files as Data Sources in Kotlin

Learn to read, write, and process data from text, CSV, JSON, and ZIP files using Kotlin. Gain practical skills in parsing, constructing, and batch-handling diverse file-based data sources for real-world data engineering tasks.

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Verified skills you'll gain

DEVELOPING

Big Data Processing

DEVELOPING

Data Loading and Provisioning

DEVELOPING

Data Ingestion and Extraction

Tools you'll use

JSON

Kotlin

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Course 2

Parsing Table Data in Kotlin

4 lessons

17 practices

Master parsing and writing techniques for scientific data using both TXT and CSV formats. This course provides practical skills for working with tabular data, ensuring you can effectively manage various structured data files using Kotlin.

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Course 3

Handling JSON Files with Kotlin

4 lessons

16 practices

Explore JSON role in data interchange and storage. Learn to parse, access, and construct JSON data using Kotlin, equipping you to handle complex structured data essential for modern applications.

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Course 4

Large Data Handling Techniques in Kotlin

4 lessons

13 practices

Learn efficient techniques for managing large datasets with Kotlin. From handling compressed files with ZIP operations to batch processing, this course will equip you to manage data at scale effectively using Kotlin.

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Senior Machine Learning Engineer

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I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11