Design Challenges
Research, wireframe, prototype, hand off — design as a craft, not just visuals.
- DesignIntermediateNew
Design a Multi-Persona Dashboard for a Smart-Building Platform
Run 6 stakeholder interviews (2 per persona) to define jobs-to-be-done per role. Design 3 entry views with persona-specific information hierarchy and a shared component library …
- User Centered Design
- Interaction Design
- Persona Driven Design
Human-Computer Interaction - DesignIntermediateNew
Tokenizing Carbon Credits for a Renewable Energy Firm
Your task is to propose a comprehensive tokenization framework for EcoToken's carbon credits. You must select an appropriate blockchain platform (e.g., Ethereum, Polygon, or a p…
- Blockchain
- Smart Contracts
- Solidity
Blockchain and Digital Assets - DesignBeginnerNew
Optimizing Inventory for a Toronto D2C Cosmetics Brand
Your task is to design a multidimensional data model (star schema) for inventory management, create an ETL pipeline to load sample data (provided as CSV files), and develop an O…
- Data Warehousing
- Etl Fundamentals
- Olap
Business Intelligence - 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 Develop in-demand professional skills.
Each challenge names the skills it strengthens. Over time, your profile fills with the competences a hiring manager would actually look for.
Why Ewance
- DesignBeginnerNew
Redesigning Onboarding for a B2B SaaS Scale-Up
You are a design thinking consultant hired by Flowly. Your task is to conduct user research with enterprise prospects (use personas provided), ideate a new onboarding flow, prot…
- User Research
- Ideation
- Wireframing
Design Thinking and Innovation - DesignFoundationalNew
Smart Street Lighting for Sustainable City District
Your task is to design a smart street lighting system for a 10-block area in Freiburg's city center. Use PIR motion sensors and ambient light sensors to detect pedestrians and v…
- Iot Architecture
- Sensor Integration
- Mesh Networks
Internet of Things and Smart Systems - DesignIntermediateNew
Build a Multi-Region Online Inference Service with SLAs
Design the topology: model artifact storage, regional inference fleets (Triton, vLLM, or BentoML), traffic router, observability stack (Prometheus + Grafana). Pick a rollout str…
- Inference Serving
- Multi Region Deployment
- Kubernetes Orchestration
Machine Learning Systems - DesignBeginnerNew
ERP Migration for a Bangalore D2C Cosmetics Brand
Your task is to create a detailed migration blueprint for Glow Naturals. You will map current business processes (order-to-cash, procure-to-pay) to Dynamics 365, define data mig…
- Microsoft Dynamics 365
- Process Mapping
- Data Migration
ERP Systems (SAP and Microsoft Dynamics) - Browse challenges
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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
Simulation-Based Capacity Planning for a 40-Person SaaS Scale-Up
Your task is to simulate Flowly's customer success operations over the next 12 months. Model the arrival of new enterprise customers, their onboarding and support requests, and …
- Simulation
- Capacity Planning
- Sensitivity & Scenario Analysis
Business Analytics - DesignBeginnerNew
Supplier Sustainability Audit for a Fast-Fashion Retailer
Your task is to create a tiered supplier sustainability audit program that categorizes suppliers by risk (based on country, product type, and past performance) and specifies aud…
- Supplier Auditing
- Sustainability Scorecard
- Risk Categorization
Global Supply Chain Management - DesignBeginnerNew
Integrate a Modern Order System with a Legacy SAP ERP
Map the 5 required integrations: order create (sync), pricing inquiry (sync, sub-300ms), inventory availability (sync, with cache), credit check (sync), order status events (asy…
- Enterprise Integration
- SAP Integration
- Apache Camel
Enterprise and Business Software Engineering - DesignIntermediateNew
Author an Incident Response Playbook for a Fintech Startup
Author a 4-phase playbook (Prepare, Detect & Analyze, Contain/Eradicate/Recover, Post-Incident) covering 6 incident classes: data breach, ransomware, account takeover, payment-f…
- Incident Response
- NIST Sp 800 61
- Security Governance
Information Security Management and Governance Get recognized by recruiters and employers.
Credentials are blockchain-anchored via LearnCoin — tamper-evident, portable, link-shareable on LinkedIn and beyond.
Why Ewance
- 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
Marketing Management - 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…
- Word Embeddings
- Dimensionality Reduction
- Umap
Data Visualization - DesignSeniorNew
Designing a Circular Supply Chain for a Sustainable Fashion Brand
Your task is to design a circular supply chain for EcoThreads' take-back program. You must decide on collection methods (mail-in, in-store drop-off, lockers), partner with a rec…
- Reverse Logistics
- Circular Economy
- Sustainability Reporting
Operations and Supply Chain Management - DesignIntermediateNew
Design a Negotiation Protocol for Trading Agents
Choose a negotiation framework (alternating-offers Rubinstein, monotonic concession, or auction-based) and justify against the freight use case. Implement a simulator in Python …
- Agent Negotiation
- Game Theory
- Multi Agent Systems
Multi-Agent Systems - DesignSeniorNew
Design an End-to-End Encrypted Messaging Protocol
Read the Signal protocol specifications (X3DH, Double Ratchet) and the team's current architecture (server-stored unencrypted messages). Design an E2EE protocol covering: identi…
- Applied Cryptography
- Protocol Design
- Systems Language Proficiency (Go, Rust, C++)
Applied Cryptography - 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
Design Thinking and Innovation - DesignSeniorNew
Design a Confidential-Computing Architecture for a Genomics Workflow
Receive the workflow description (per-hospital genome BAM files uploaded to S3, processed by a variant-calling pipeline, results returned per-hospital), the partner-hospital leg…
- Confidential Computing
- Remote Attestation
- Secure Architectures
Computer Systems Security - DesignIntermediateNew
Supplier Contract Design for a 40-Person SaaS Scale-Up
As a procurement specialist, you must draft a contract for a cloud infrastructure provider (e.g., AWS, Azure, or GCP) that includes pricing tiers, SLAs for uptime and support, d…
- Contract Design
- Negotiation
- Sla Definition
Procurement and Strategic Sourcing - DesignFoundationalNew
Building an Internal Communication Strategy for a Remote Renewable Energy Firm
Your task is to create a comprehensive internal communication strategy for remote teams. Deliverables include: a communication charter (principles and channels), a monthly all-h…
- Internal Communication
- Remote Team Management
- Leadership Communication
Leadership Communication - DesignBeginnerNew
Performance Scorecard for a 40-Person SaaS Scale-Up
Design a balanced scorecard with 4 perspectives (financial, customer, internal processes, learning & growth). For each perspective, propose 2-3 KPIs, targets, and initiatives. C…
- Balanced Scorecard
- KPI & OKR Design
- Strategic Alignment
Managerial Accounting - DesignSeniorNew
Formal Specification of a Rate-Limit Service in TLA+
Specify the rate-limit service's lease-renewal protocol in TLA+ (PlusCal acceptable for readability). Model 3 invariants: (1) at most one node holds a lease for a tenant at any …
- Tla Plus
- Formal Specification
- Model Checking
Requirements Engineering - 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
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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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