Design Challenges
Research, wireframe, prototype, hand off — design as a craft, not just visuals.
- DesignBeginnerNew
Design a Fully Digital Onboarding Journey for a Wealth App
Using the current-onboarding funnel readout, the regulatory requirements brief, and the target-client persona file provided in the materials, design a mobile-first onboarding jo…
- User Experience Design
- Fintech Compliance
- Cost Benefit Analysis
Open coursework - 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 - 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 - DesignIntermediateNew
Cloud Architecture Design for a Multi-Tenant SaaS Platform
Deliver a comprehensive cloud architecture design covering: (1) Multi-tenancy strategy (shared database with row-level security vs. schema-per-tenant vs. database-per-tenant — j…
- Cloud Computing
- It Security
- Web Development
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Each challenge names the skills it strengthens. Over time, your profile fills with the competences a hiring manager would actually look for.
Why Ewance
- DesignSeniorNew
Designing a Data Warehouse for a Renewable Energy Firm
You are given sample data from three sources: energy production logs, weather data, and equipment maintenance records. Your task is to: (1) design a star schema with fact and di…
- Data Warehousing
- Star Schema
- Etl
Database Systems - DesignIntermediateNew
Design a Versioning Strategy for a Public REST API
Receive the OpenAPI spec for the 14 endpoints, 8 months of partner-support tickets tagged 'breaking-change', and the partner-mix breakdown (which endpoints which partner uses). …
- API Design
- REST
- API Versioning
API Design and GraphQL - DesignFoundationalNew
Design a Kanban Catering Workflow for a Lisbon Bakery Chain
Using the order-flow case file describing how a catering order moves from intake to delivery confirmation, and the sample catering order log provided, design a complete Kanban s…
- Kanban
- Process Mapping
- Wip Limits
Open coursework - DesignBeginnerNew
Design a Lightweight ESG Framework for a Cosmetics Startup
Using the Lumora company case file and the supply-chain and operations dataset provided, design a lightweight ESG framework Lumora can run in-house. Your proposal must: (1) iden…
- ESG Scoring
- Materiality Assessment
- Sasb Standards
Open coursework - Browse challenges
Explore role
Strategy Analyst
Frame the business question, model the options, build the recommendation. From market sizing to competitive analysis, this role is where strategy consulting meets in-house decision-making.
- 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 - DesignSeniorNew
Design a Symbolic-Execution Test-Generation Pipeline for a Date-Time Library
Design a generation pipeline that turns the public parsing and arithmetic surface of the supplied library module into branch-covering test inputs using a symbolic-execution engi…
- Symbolic Execution
- Klee
- Test Generation
Open coursework - DesignSeniorNew
International HR Policy for a Sustainable Fashion Brand Expanding to Asia
Your team (3-4 students) will research labor laws and cultural dimensions in Vietnam and Japan, then propose a comprehensive international HR policy document. The policy must co…
- International Hrm
- Cross Cultural Management
- Compensation And Benefits
Strategic Human Resource Management - 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
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- DesignSeniorNew
Design a Semantic Configuration Validator Using Abstract Interpretation
Using the configuration schema reference, the three incident post-mortems, and the 200-configuration validation set provided, design an abstract domain that captures relations b…
- Abstract Interpretation
- Static Analysis
- Rust Programming
Open coursework - DesignBeginnerNew
Redesign an Executive Revenue Dashboard for an E-Commerce Marketplace
Interview the CFO, the head of category, and 2 finance analysts for 30 minutes each to elicit the 6 analytic tasks the dashboard must support (e.g. month-over-month variance, ca…
- Dashboard Design
- Visual Encoding
- Task Analysis
Information and Data Visualization - DesignIntermediateNew
Rate and Reduce Technical Debt in a Telecom OSS Codebase
Design a SQALE-based technical-debt rating and improvement proposal for Lumera Telekom's OSS. Using only the static-analysis findings export, the module inventory and rating gri…
- Sqale Method
- Technical Debt
- Code Quality
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 - DesignIntermediateNew
Authentication + RBAC for a Multi-Workspace SaaS
Design the auth architecture: identity provider (managed), session model (JWT with rotation), workspace-membership claims, RBAC permission model (4 default roles, custom-role ca…
- Authentication
- Rbac
- Sso
Engineering Software as a Service - DesignBeginnerNew
Organize a Distributed Team Across 4 Timezones
Audit the current state via 8 interviews (4 in SF, 2 in Warsaw, 2 in Bangalore). Design 4-5 squads each owning a domain end-to-end (not split across timezones for handoff). Buil…
- Team Management
- Distributed Teams
- Communication Design
Open coursework - DesignFoundationalNew
Launching a Sustainable Fashion Line with Influencer Marketing
Develop a complete influencer marketing plan: identify influencer tiers (macro, micro, nano), create a brief for influencers, propose a content strategy, and set KPIs. Include a…
- Influencer Marketing
- Campaign Planning
- Budgeting
Open coursework - DesignFoundationalNew
Create a Remote Work Policy for a 15-Person Sustainable Fashion Brand
Your task is to draft a remote work policy for the brand. Include guidelines on work hours, communication norms, virtual collaboration tools, well-being initiatives, and sustain…
- Remote Work Policy
- Employee Wellbeing
- Sustainability
Open coursework - 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
Greedy Delivery-Slot Assignment for a Munich Grocery Startup
Using the provided order history sample, rider roster, and manual dispatch baseline, design and implement a greedy slot-assignment algorithm in Python. The algorithm must (1) so…
- Greedy Algorithms
- Algorithm Analysis
- Python
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
Score Compliance Risk for an Enterprise AI Rollout Pipeline
You will design a compliance-risk scoring methodology covering 8 attributes (data residency, model provider, retention policy, PII handling, audit trail, encryption, third-party…
- Risk Scoring
- Compliance Modeling
- Decision Support Systems
Open coursework
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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.
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