✅ Master AWS S3 with Spring Boot | Upload Files to S3 in Java | Full Guide + Hands-on Demo

In this video, we dive deep into Amazon S3 — one of the most widely used AWS services for object storage.

🔸 Learn what S3 is, how it works, and every field while creating a bucket.
🔸 Understand common use cases and pricing.
🔸 Integrate Spring Boot with AWS S3 using the AWS SDK v2.
🔸 Upload a sample file and connect securely using access keys or environment variables.
🔸 BONUS: Security tips and error fixes like "Access Key ID not found" and "Bucket not valid".

👉 Whether you're a Java developer or AWS beginner, this video will make S3 integration crystal clear.

Chapters:
0:00 - Introduction & Agenda
1:00 - Create Spring Project
2:00 - AWS SDK & S3 Client
3:30 - Add AWS SDK Dependancy
4:00 - Implement S3Client Config
7:00 - Implement Upload & Download
9:03 - Create Access & Secret Key
11:55 - Test Functionality
15:50 - Outro

Github Repo For Code - https://github.com/codesnippetjava/S3...

"❗ For security: Never expose your AWS credentials. Use environment variables or IAM roles instead."

🏷️ Tags:

Spring Boot AWS S3
Upload file to S3 Spring Boot
AWS Java SDK S3
Spring Boot file upload
Amazon S3 integration
Spring Boot cloud integration
Spring Boot AWS tutorial
Java AWS S3 upload
S3 bucket upload Spring
Spring Boot 3 AWS

🔖 Hashtags:
#SpringBoot #AWSS3 #JavaDeveloper #CloudIntegration #UploadToS3 #AWSTutorial #BackendDevelopment #SpringBootTutorial #JavaSpring #FullStackDeveloper