Real-World Challenges Aligned to Your Coursework
Real scenarios from business, engineering, design, and analysis. Practice the work your degree prepares you for, earn verified credentials, build a portfolio recruiters can verify.
- CodeIntermediateNew
Actor-Critic for Energy-Storage Dispatch
You receive 3 years of hourly day-ahead price data and a Python simulator that models state of charge, round-trip efficiency, and a 1-day price forecast with documented uncertai…
- Actor Critic
- A2c
- Deep Rl
Reinforcement Learning - StrategyBeginnerNew
Design Critique Process for a Growth Design Team
Design a 60-minute weekly design-critique format covering: pre-read window, presenter prep template, time-boxed feedback rounds (start-stop-continue or 'I like, I wish, I wonder…
- Design Critique
- Facilitation
- Design Systems
User Interface Design and Prototyping - AnalysisIntermediateNew
Optimizing Bond Portfolio for a German Pension Fund
Your task is to analyze the current bond portfolio (provided in a dataset), calculate key risk metrics (duration, convexity, yield to maturity), and recommend a new allocation t…
- Bond Valuation
- Duration Analysis
- Convexity
Fixed Income and Bond Markets - ResearchIntermediateNew
Design a Capability Evaluation for an Open-Weights Coding Model
Pick a recent open-weights coding model (e.g., a Qwen, DeepSeek, or Llama variant). Design an evaluation set of around 40 coding tasks across 4 buckets: standard benign coding, …
- Capability Evaluation
- Safety Evaluation
- LLM Evaluation
AI Safety and Alignment 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
- AnalysisIntermediateNew
Evaluate OS-Level Containment for a Multi-Tenant Edge Platform
Set up reproducible environments for gVisor, Firecracker, and Wasmtime on identical hardware (4 vCPU, 8 GB RAM). Run the platform's 4 workload archetypes (anonymized): API proxy…
- Containment
- Virtualization
- Wasm
Advanced Operating Systems - AnalysisBeginnerNew
Optimizing Last-Mile Delivery for a San Francisco Grocery Startup
Your task is to formulate a minimum-cost flow problem for daily delivery routes. Use the provided order data (locations, time windows, volumes) and vehicle specs (capacity, spee…
- Linear Programming
- Network Flow
- Python Or Javascript
Operations Research and Optimization - 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
Human-Computer Interaction for AI Systems - AnalysisSeniorNew
Diagnose a Hard-Real-Time Failure in an Automotive ECU
Receive anonymized AUTOSAR runnable + task traces (CSV + Vector CANalyzer .blf), 8 hours covering 3 failure events. Identify timing budget per task and runnable. Reproduce on th…
- Autosar
- Real Time Debugging
- Can Bus Analysis
Embedded Systems Engineering - 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.
- ResearchBeginnerNew
Trade Compliance Audit for a UK Fashion Brand Post-Brexit
Your task is to conduct a trade compliance audit for EcoThreads. You will review their import/export documentation, classify goods under the UK Global Tariff and EU Combined Nom…
- Customs Compliance
- Rules Of Origin
- Tariff Classification
International and European Business Law - DesignBeginnerNew
Chain-of-Thought for High-School Math Tutoring
You receive 80 practice problems across 4 topics (linear equations, factoring, systems of equations, quadratics), each with the correct answer and an expected age-appropriate ex…
- Chain Of Thought
- Zero Shot Prompting
- Few Shot Prompting
Prompt Engineering - AnalysisBeginnerNew
Customer-Segmentation Study for a DTC Subscription Box
Use 18 months of anonymized data: order history, churn events, NPS responses, box-rating data, referral activity, marketing-channel attribution. Engineer features (RFM-style + b…
- Unsupervised Learning
- Python Or Javascript
- Ml Applications
Machine Learning (CS Elective) - DesignFoundationalNew
Building a Cross-Functional Team for Innovation
Your task is to create a team charter and a 3-month team development plan. You must define the team's purpose, roles, norms, and decision-making processes. Additionally, you nee…
- Team Building
- Cross Functional Collaboration
- Conflict Resolution
Leadership 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
- CodeIntermediateNew
Build a Federated Learning Prototype Across Two Hospitals
Simulate two sites with non-IID data splits (one site skews older, the other younger). Implement FedAvg using Flower (or PySyft). Run for at least 50 communication rounds; repor…
- Federated Learning
- Fedavg
- Secure Aggregation
Privacy-Preserving Machine Learning - ResearchBeginnerNew
Cybercrime-Economy Brief for an Anonymized Insurance Underwriter
Synthesize open-source intelligence from CISA advisories, public vendor reports (CrowdStrike, Mandiant, Recorded Future), darknet-market trackers, and the Ransomware Live tracke…
- Threat Intelligence
- Cybercrime Economy
- Ransomware
Cyber-Physical and Cybercrime Topics - CodeIntermediateNew
Designing a Dynamic Pricing Engine for a Ride-Hailing Startup
Your team is given a dataset of historical rides (timestamp, pickup location zone, demand level, available drivers). You must design a pricing algorithm that: (1) uses a multipl…
- Python Or Javascript
- Pandas
- Simulation
Programming for Business Applications - CodeIntermediateNew
Fine-Tune a Diffusion Model for a Sustainable-Fashion Mood-Board Tool
You receive around 1,200 curated images of sustainable garments tagged with silhouette and material. Choose a base diffusion model (Stable Diffusion 1.5/2.1 or SDXL) and apply L…
- Diffusion Models
- Fine Tuning
- Ai Image Generation
Deep Generative Models - DesignBeginnerNew
Build a PlatformIO CI Pipeline for a Multi-Board Firmware Team
Use GitHub Actions + PlatformIO. Build matrix across the 6 boards. Run native unit tests + QEMU-based emulation tests for boards that QEMU supports. Set up a self-hosted runner …
- Platformio
- Github Actions
- Embedded Ci
Embedded Systems Engineering - AnalysisIntermediateNew
Reshoring Strategy for a German Medical Device Manufacturer
Your task is to analyze the current single-source dependency, evaluate at least two alternative sourcing regions (e.g., Czech Republic, Poland, or domestic German suppliers), an…
- Supply Chain Network Design
- Total Cost Of Ownership
- Risk Assessment
Global Supply Chain Management - CodeSeniorNew
Grounded Language for a Robotics Pick-and-Place Demo
Use a tabletop simulator (PyBullet or Isaac Sim, both open) with 5 object types and 5 spatial relations (left of, right of, behind, in front of, on top of). Curate or generate a…
- Grounded Language Understanding
- Semantic Parsing
- Perception
Computational Semantics - CodeBeginnerNew
Build a Mobile AR Furniture Preview App
Build a SwiftUI + ARKit (or Kotlin + ARCore) experience: detect a horizontal floor plane, place a USDZ (iOS) or glTF (Android) model from the catalog, support pinch-to-rotate an…
- Augmented Reality
- 3d Rendering
- Mobile Development
Introduction to Computer Graphics - StrategySeniorNew
Service Quality Improvement for a Regional Hospital Chain
Your task is to conduct a gap analysis using SERVQUAL dimensions (reliability, responsiveness, assurance, empathy, tangibles) based on patient survey data (provided). Identify t…
- Service Quality
- Servqual
- Process Improvement
Service Operations Management - 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 - AnalysisIntermediateNew
Design an Electronic Health Record Data-Quality Audit
Stand up a Python (pandas + DuckDB) audit notebook ingesting the 14M-record extract. Define and run quality checks across four dimensions: completeness (required-field missingne…
- Health Informatics
- Data Quality
- Snomed Ct
Computational Biology and Health Informatics - DesignBeginnerNew
Design a Hybrid Work Model for a Bangalore D2C Cosmetics Startup
Your task is to develop a hybrid work model for the startup. Analyze the current remote work challenges, propose a structured hybrid schedule (e.g., fixed office days, core coll…
- Hybrid Work Design
- Remote Team Management
- Organizational Culture
New Work and Future of Work
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