Design Challenges
Research, wireframe, prototype, hand off — design as a craft, not just visuals.
- DesignFoundationalNew
Sustainable Fashion Brand Awareness Campaign
You are a freelance marketing consultant hired by EcoThreads. Design a 1-month campaign with a budget of €20,000. The goal is to achieve 1 million impressions and 5,000 new emai…
- Guerrilla Marketing
- Social Media Strategy
- Influencer Outreach
Open coursework - DesignBeginnerNew
Design a Playwright Checkout Test Suite That Blocks Bad Merges
Using the checkout incident export, identify the single most valuable happy path plus the six edge cases tied to the most frequent and most severe past incidents (for example fa…
- End To End Testing
- Playwright
- Ci Cd
Open coursework - DesignBeginnerNew
Design a Resilient Bridge Between New Commerce and Legacy SAP
Using the integration requirements case file, design how all five interactions move between the storefront and SAP ECC: order create, pricing inquiry, inventory availability, cr…
- Enterprise Integration
- SAP Integration
- Apache Camel
Open coursework - DesignSeniorNew
Prototype a Gaussian-Splatting Capture App for Consumer AR
You will design and prototype (no app-store deploy required) a 5-step capture-to-share flow: (1) capture about 60 photos with on-screen guidance, (2) upload to a backend job que…
- Gaussian Splatting
- Neural Scene Representation
- Product Design
Open coursework Practice your coursework on real scenarios.
Every challenge is shaped from real-world context — not generic exercises. The work mirrors what your degree prepares you for.
Why Ewance
- DesignIntermediateNew
International Expansion Financing for a Seoul D2C Cosmetics Brand
Your task is to analyze three financing scenarios: (1) a Korean won-denominated venture debt, (2) a USD-denominated convertible note from a US investor, and (3) a JPY-denominate…
- Capital Structure
- Cross Border Financing
- Wacc Calculation
Open coursework - DesignSeniorNew
OTA Firmware-Update Architecture for a 50,000-Device Smart-Meter Fleet
Design a 4-stage OTA architecture: (1) signed image build + manifest, (2) backend rollout (1 percent canary, 10 percent expand, 50 percent expand, 100 percent), (3) device-side …
- Embedded Systems
- Cyber Physical Systems
- Edge Computing
Internet of Things and Cyber-Physical Systems - DesignIntermediateNew
Build a Feature Store for a Fintech Fraud Team
You will design a feature-store layer covering 12 representative fraud features (account-level, merchant-level, transaction-level), with both batch (Spark) and online (low-laten…
- Feature Stores
- Data Pipelines
- Spark
Machine Learning at Scale - DesignIntermediateNew
Design a 12-Week LeSS Rollout for Six Product Teams
Using the LeSS rules and principles source, the leadership rollout charter, the team audit and ceremony observation notes, and the team baseline metrics dataset, design a 12-wee…
- Advanced Process Models
- Scaling Agile
- Less
Open coursework - Browse challenges
Explore role
Marketing Analyst
Plan and measure campaigns that grow the business. Funnel analytics, attribution, segmentation, and the rigorous measurement that lets marketing defend its budget at the leadership table.
- DesignIntermediateNew
Cross-Cultural Merger Negotiation Simulation for a German Auto Parts Supplier
Your task is to create a 2-hour negotiation simulation exercise for 8 participants (4 per team). Design the scenario, roles, confidential instructions, and a debrief guide. The …
- Cross Cultural Negotiation
- Simulation Design
- Conflict Resolution
Open coursework - DesignBeginnerNew
Design an Offline-First Android Field-Survey App for Wildlife Rangers
Using only the four provided materials, design a native Android application in Kotlin (with Jetpack Compose for the interface) that targets the rangers' rugged handsets describe…
- Mobile Development
- Android Kotlin
- Sensors
Open coursework - DesignBeginnerNew
Build the PRD for an Internal RAG Knowledge Assistant
You receive: a description of the CS workflows (post-sale onboarding, escalation, renewal), an inventory of internal knowledge sources (Notion, Salesforce, Zendesk macros, 3 pro…
- Product Management
- Retrieval Augmented Generation
- Evaluation Design
AI for Business and AI Product Management - DesignIntermediateNew
Detect and Defend a Government Portal Against Application-Layer DDoS
Working only from the provided incident log sample, architecture overview, and prior-incident case file, design a layered defense and prove it holds up under simulation. Build s…
- Ddos Defense
- Detection Engineering
- Waf
Open coursework Build a verifiable portfolio.
Submissions become evidence. Reviewers with shipping experience score against a rubric; the result becomes a credential anyone can verify.
Why Ewance
- DesignIntermediateNew
Design a Region-Routed Storage Layer for a Nordic EdTech
Working only from the materials in this file, produce a recommendation for how Lärnova should store student assignments so each country's data stays in its home region. Start by…
- Geo Distribution
- Data Residency
- Cockroachdb
Open coursework - DesignBeginnerNew
Conversational UI for a Personal-Finance Assistant
You will work from 4 scripted scenarios: 'how much did I spend on coffee last month', 'why did my rent payment fail', 'help me set up an emergency fund', and an out-of-scope 'is…
- Conversational Ui
- Dialogue Design
- Trust Design
Open coursework - DesignSeniorNew
Design a Distributed Training Job for a 13B-Parameter Model
Decide whether to use Fully Sharded Data Parallel (FSDP), Tensor Parallelism, Pipeline Parallelism, or a hybrid; justify against the 13B-param + 32-H100 setup. Calculate memory …
- Distributed Training
- Fsdp
- Pytorch
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 - DesignIntermediateNew
Prototype an Embedded Dashboard for an EV Charger
Define the 3 user modes (driver: 4 screens, operator: 5 screens, technician: 3 screens) and their entry conditions (NFC card type, PIN, technician key). Build a 12-screen protot…
- Embedded Ui
- Figma
- Framer
Open coursework - DesignBeginnerNew
Design a Golden-Path Service Template for a Scaling SaaS Platform Team
Using the current-state assessment (provided), the platform team's golden-path requirements specification (provided), and the baseline deployment-metrics dataset (provided), des…
- Platform Engineering
- Golden Paths
- Backstage
Open coursework - DesignIntermediateNew
Design a Zero-Downtime Multi-Region PostgreSQL Migration for an EdTech Platform
Using the infrastructure inventory (infra-inventory), the database schema sample (schema-subset), the workload metrics (workload-metrics), and the service-level brief (sla-brief…
- Blue Green Deployment
- Logical Replication
- Postgresql
Open coursework - DesignIntermediateNew
Design an Invoice-Rules Mini-Language for Non-Technical Users
Design a rule mini-language whose grammar (written in Backus-Naur Form, the standard notation for describing grammars) covers boolean logic (and / or / not), comparison operator…
- Abstraction
- Recursion
- Domain Specific Language
Open coursework - DesignSeniorNew
Multi-Region Failover for an Enterprise RAG Service
Design and prototype: (1) a primary-region deployment of the RAG service (vector DB + LLM inference + retrieval API), (2) a passive secondary region with replicated vector store…
- Multi Region Architecture
- Disaster Recovery
- Infrastructure As Code
Cloud Computing for Data and ML - DesignSeniorNew
Design Eval Suite for a Multimodal Brainstorming Assistant
You receive (1) the assistant's current API, (2) a list of 6 launch user-personas, and (3) the product team's quality target ('beat the previous model on 4 of 6 personas'). Desi…
- LLM Evaluation
- Multimodal Evaluation
- Safety Evaluation
Generative AI - DesignIntermediateNew
Visualize Embedding Drift for a RAG Knowledge Assistant
You receive weekly snapshots over 12 weeks of around 50,000 document embeddings each (1024-dim). Design and build a visualization tool that: (a) projects each snapshot to 2D wit…
- Embeddings
- Dimensionality Reduction
- Umap
Open coursework - DesignBeginnerNew
Design an Automated Essay-Feedback System
You receive 20 anonymized middle-school essays scored by 2 human teachers on a 4-dimension rubric (structure, evidence, voice, mechanics). Design an LLM-based feedback system th…
- Automated Assessment
- Rubric Design
- Prompt Engineering
AI in Education and Learning Analytics
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
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Sponsor a challenge and meet candidates through actual work.
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