JWT Mistakes in Spring Boot (Fix Common Issues)
Avoid common JWT authentication mistakes in Spring Boot. Learn proper token handling, structure, and security best practices.
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Spring Boot Guides for Production-Ready Backends
Practical Spring Boot guides for authentication, file upload, file storage, AI-ready projects, deployment, and maintainable Java backend architecture.
Guides from BuildBaseKit
Authentication
Spring Boot Authentication Architecture (JWT + Clean Setup)
Learn how to structure Spring Boot authentication with JWT using a clean architecture. Includes flow, layers, and working example.
Read guideSecurity in Spring Boot with JWT and Spring Security
Learn how to implement security in Spring Boot using Spring Security, JWT authentication, role-based authorization, password hashing, and protected REST APIs.
Read guideSpring Boot JWT File Upload Security Guide
Learn how to secure file upload APIs in Spring Boot using JWT authentication, access control, upload validation, and secure file handling.
Read guideFile storage
Upload Files to AWS S3 with Spring Boot (Clean Architecture + Best Practices)
Learn how to upload files to AWS S3 using Spring Boot with a clean, scalable architecture. Includes best practices, security tips, and production-ready design patterns.
Read guideFile Upload Mistakes in Spring Boot (Fix Common Issues)
Avoid common file upload mistakes in Spring Boot. Learn proper API structure, validation, and storage design for clean and scalable systems.
Read guideHow to Deploy a Production-Ready File Server on a VPS for Free
A practical guide to deploying a production-ready file server on a VPS for free. Learn how to prepare the app, configure the server, secure it, and run it with systemd.
Read guideS3 Pre-Signed URLs in Spring Boot for Secure File Access
Learn how to generate S3 pre-signed URLs in Spring Boot for secure file access, scalable downloads, and protected file APIs.
Read guideHow to Store and Serve Files in Spring Boot (Local Storage Guide)
Learn how to implement file storage in Spring Boot using local storage. Includes file upload API, serving files, best practices, and when to move to S3.
Read guideSpring Boot File Upload API with MultipartFile
Learn how to build a Spring Boot file upload API using MultipartFile, validation, controller and service separation, secure filenames, and structured file storage.
Read guideProduction-Ready Spring Boot File Upload Architecture
Design a production-ready Spring Boot file upload system with validation, secure storage, metadata, scalable delivery, access control, and object storage.
Read guideSpring Boot Large File Upload (Limits, Streaming, Best Practices)
Learn how to handle large file uploads in Spring Boot using limits, streaming, and clean architecture. Includes flow, example, and best practices.
Read guideWhen to Use AWS S3 for Spring Boot File Storage
Learn when AWS S3 makes sense for Spring Boot file storage and when local storage is still the better choice for simpler applications.
Read guideAI and backend development
Discord and JDA
Discord Bot Structure in Java (JDA Guide)
Learn how to structure a Discord bot in Java using JDA. Build scalable bots with clean architecture, command handling, and event-driven design.
Read guideHow to Build and Deploy a Java Discord Bot Using Spring Boot
Learn how to set up a Discord bot using Java, Spring Boot, and Basely. This guide covers Discord application setup, local configuration, and VPS deployment.
Read guideJava Discord Bot Architecture for Scalable JDA Bots
Learn how to structure scalable Java Discord bots using JDA with modular slash commands, event handling, and clean architecture.
Read guideJava Discord Bot Scheduler and Background Jobs (JDA)
Learn how to build scheduled tasks and background jobs in Java Discord bots using JDA with scalable scheduling and clean architecture.
Read guideJDA Discord Bot Mistakes to Avoid (Java Guide)
Struggling with messy Discord bot code in Java? Learn the most common JDA mistakes and how to structure scalable, maintainable Discord bots.
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