Design Challenges
Research, wireframe, prototype, hand off — design as a craft, not just visuals.
- DesignIntermediateNew
Sustainable Packaging for a D2C Cosmetics Brand
You are a design thinking consultant for Glowly. Your task is to research customer attitudes toward sustainable packaging, brainstorm packaging alternatives, create prototypes (…
- Sustainable Design
- Packaging Engineering
- User Research
Open coursework - DesignBeginnerNew
Design a Model-Monitoring Dashboard for an MLOps Platform
You receive realistic 30-day metric streams for three production models (a classifier, a regressor, and a ranker) including prediction volume, latency p50/p95, accuracy or RMSE …
- Dashboard Design
- Visual Hierarchy
- Chart Selection
Data Visualization - DesignBeginnerNew
Scaling a Sydney D2C Cosmetics Startup's Data Pipeline
You are tasked with designing a cloud-based data pipeline for GlowUp. The pipeline must ingest real-time user events (page views, purchases, returns) from web and mobile apps, p…
- Cloud Computing
- Apache Spark
- Nosql
Open coursework - DesignBeginnerNew
Build a Multi-Criteria Vendor Selection Tool for an AI Consulting Firm
You will design a Multi-Criteria Decision Analysis (MCDA, a structured way to score options against weighted criteria) tool that accepts 6-10 vendor options, 6-12 weighted crite…
- Mcda
- Decision Support Systems
- Streamlit
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
Domain-Driven Design Aggregate Redesign for a Lending API
Facilitate a 1-day event-storming workshop with 8 participants from product, engineering, risk, and operations to surface domain events. From the events, identify 3-5 bounded co…
- Domain Driven Design
- Event Storming
- Bounded Contexts
Software Design and Design Patterns - DesignIntermediateNew
Prototype an Explainability Panel for a Fintech Credit Assistant
You receive: the model's top-10 SHAP-style feature contributions per customer (a feature-importance technique that breaks an ML prediction into per-input contributions), the cur…
- Explainability Design
- Human Ai Interaction
- Figma Prototyping
Open coursework - DesignSeniorNew
Redesign the Daily-Engagement Loop for a Smoking-Cessation App
Using the product case file, audit the current daily-engagement loop screen by screen and map each screen to specific behavior-change techniques from the published taxonomy, nam…
- Behavior Change Design
- Hci Research Methods
- Interaction Design
Open coursework - DesignBeginnerNew
Design Structured JSON Logging for a Healthcare Rails Monolith
Working only from the three materials provided, design and propose a structured-logging migration for the Rails monolith. Study the current logger configuration (provided code m…
- Structured Logging
- Loki
- Phi Redaction
Open coursework - Browse challenges
Explore role
Product Manager
Ship product that solves real user problems. Combine user research, prototyping, and stakeholder alignment to turn ambiguous briefs into measurable wins — the role at the centre of modern software teams.
- DesignFoundationalNew
Build a Tic-Tac-Toe-Style Game Agent for an Edtech Demo
Implement Connect-Four (7-column, 6-row board) in Python plus a minimax agent with alpha-beta pruning, configurable search depth, and a simple heuristic evaluation function for …
- Game Playing Ai
- Minimax
- Alpha Beta Pruning
Introduction to Artificial Intelligence - DesignBeginnerNew
Backfill Architecture Decision Records for a Mainframe Modernization Program
Work entirely from the three provided materials: the architecture-channel chat log excerpt (architecture-channel-log), the consolidated architecture-review meeting notes (archit…
- Architecture Decision Records
- Technical Debt
- Stakeholder Communication
Open coursework - DesignBeginnerNew
Design a Sustainable Governance Model for a Burnt-Out Open-Source Project
Working only from the provided materials — the Project Health Snapshot (m1), the issue-and-contribution activity log (m2), the anonymized community chat excerpts (m3), and the f…
- Governance Models
- Maintainership
- Issue Triage
Open coursework - 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 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
Build a Scalable-System-Design Spec for a Streaming-Ingest Pipeline
Receive the current architecture (Kafka 3.6, Flink 1.18, ClickHouse 24.x), 4 weeks of production metrics (per-topic throughput, partition skew, Flink operator backpressure, Clic…
- Scalable System Design
- Kafka
- Flink
Open coursework - DesignBeginnerNew
Draft a Model Card for a Generative Image Product
You receive the model's training-data summary, evaluation metrics, intended-use statement, and known failure modes from the ML team. Write: (a) a 3-page plain-language model car…
- Model Cards
- Transparency Documentation
- Responsible Ai
AI Ethics, Fairness, and Responsible AI - DesignSeniorNew
Social Security Compliance for a Remote-First Tech Company
As a compliance analyst, you must audit GlobalDev's current practices and propose a system for social security registration and contribution tracking across multiple EU jurisdic…
- Social Security Law
- EU Regulation
- Cross Border Compliance
Labor and Employment Law - 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
Digital Leadership Strategy for a Traditional Retailer
Your task is to design a digital leadership development program for Heritage & Co.'s top 20 executives. The program should include a diagnostic of current leadership capabilitie…
- Digital Leadership
- Executive Education
- Change Management
Leadership and Managerial Skills - DesignIntermediateNew
Build Hybrid Keyword-Plus-Embeddings Search for a Legal Document Portal
Using the product context brief (legal_portal_brief), design a hybrid retrieval system that combines BM25 keyword scoring with dense embeddings and fuses the two ranked lists wi…
- Information Retrieval
- Bm25
- Vector Search
Open coursework - DesignBeginnerNew
UX Redesign of a Government Digital Services Portal
Focus on three citizen journeys: (1) Registering a new address (Ummeldung), (2) Requesting a parking permit, (3) Booking an appointment at the Bürgerbüro. For each: create a use…
- User Experience Design
- Web Development
- Requirements Engineering
Open coursework - DesignIntermediateNew
Design an Idiomatic REST + Webhooks API for a Logistics SaaS
Read the team's draft + the public APIs of 3 reference logistics platforms (anonymized, briefing pack provided). Author a 5-page API design guideline covering URL structure (nou…
- API Design
- REST
- Openapi
Software Design and Design Patterns - 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 - DesignBeginnerNew
Design a Real-Time 3D Bag Configurator for Milan Brand
Produce a design proposal for an in-browser 3D bag configurator and justify every major decision against the materials provided. Use the reference 3D bag model (a real public gl…
- Webgl
- 3d Rendering
- Shading And Lighting
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 - DesignBeginnerNew
Designing a Digital Platform for Local Artisans in Nairobi
Your task is to design a digital platform business model for CraftConnect. You must define the value proposition for artisans and buyers, propose a revenue model (e.g., commissi…
- Platform Business Models
- Value Proposition Design
- User Experience Design
Digital Business Models
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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