Category: Java & Spring
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Rich Lesson Authoring in an LMS: A Block Editor for Sections, Media & Embeds (Part 15)
Add a genuine block editor (Editor.js) to an LMS instructor workspace: lessons as ordered sections with images, video, tables, code and embeds,…
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Spring Boot Multi-Tenant Architecture (LMS Admin Console, Part 14)
A practical look at Spring Boot multi-tenant architecture through an LMS admin console: tenant-scoped data isolation, organisation reports computed as live folds…
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The Student Learning Flow in an LMS: Catalog, Enrollment, Course Player & Auto-Graded Assessments (Part 13)
Build an LMS student learning flow: a published-course catalog, idempotent enrolment, a lesson player with progress tracking, auto-graded quizzes and certificates.
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Instructor Course Authoring in an LMS: Lessons, Publishing & Cohort Rosters (Part 12)
Build an LMS instructor workspace: course and lesson authoring, a guarded draft-to-publish lifecycle, and tenant-scoped cohort rosters, server-rendered with Spring Boot and…
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Spring Security Role-Based Access Control Example (LMS Login & RBAC, Part 11)
A complete Spring Security role-based access control example: real login, RBAC enforced at the URL and method level, a tenant derived from…
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Productionizing the LMS: Security, Testing, CI/CD, Scaling, SRE & Cost (Part 10, Capstone)
The capstone that earns the word production: securing, testing, shipping, scaling, and operating the LMS — resilience against cascading failure, observability and…
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The LMS Experience Layer: Frontend, Accessibility (WCAG 2.2), i18n & Offline (Part 9)
The learner-facing half of a production LMS: frontend architecture, WCAG 2.2 AA accessibility (legally required), internationalization with RTL, Core Web Vitals performance,…
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LMS Interoperability: LTI 1.3, SCORM & xAPI Integration Done Right (Part 8)
Make an LMS sellable to institutions: LTI 1.3 launch and grade passback, safe SCORM import and reliable completion capture, and xAPI to…
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Spring Boot Stripe Webhook Idempotency (LMS Payments & Billing, Part 7)
How to make a Spring Boot Stripe webhook idempotent so payments apply exactly once: a billing data model, subscription state machine, idempotent…
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Search, Recommendations & AI Tutoring in an LMS: Hybrid Search, Cold-Start & RAG (Part 6)
Discovery makes or breaks an LMS: build first-class catalog search (keyword + semantic + hybrid), recommendations that survive the cold-start problem, zero-downtime…