C4 model
If you like applying C4 model, every challenge here gives you a chance to practice it on a real industry brief.
- DesignIntermediateNew
Event-Driven Architecture for an Order-to-Cash Pipeline
Design an event-driven architecture using a Kafka-like message bus (anonymized: assume a Kafka-compatible event log). Define: 9 event types with Avro schemas, partition strategy…
- Event Driven Architecture
- Kafka
- Saga Pattern
Software Architecture - DesignBeginnerNew
Refresh a Decade of Tangled Architecture Documentation
Using the platform architecture dossier and the documentation inventory provided, propose and produce a consolidated architecture documentation set. First, audit the existing pa…
- Architecture Documentation
- C4 Model
- Arc42
Open coursework - DesignBeginnerNew
Design the Architecture for a Library Management System
Read the 30-page replacement RFP. Author a 15-page architecture document covering the C4 model levels 1-3 (context, container, component) for the new system: web app, mobile app…
- Software Architecture
- C4 Model
- Data Modeling
Open coursework
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
Industry teams behind a decade of practitioner briefs
Hiring from this pool?
Sponsor a challenge and meet candidates through actual work.
Industry teams can shape briefs around the skills they hire for, then evaluate students on rubric-scored deliverables — not resumes.