Analysis Challenges
Diagnose, segment, model — turn a real situation into a sharp recommendation.
- AnalysisBeginnerNew
Design a Currency Hedging Policy for GlowAustin's EU and Japan Revenue
You are a junior financial analyst at GlowAustin, and the CFO has asked you to prepare a hedging proposal for the next fiscal year. Working from the provided two-year revenue-an…
- Fx Risk Management
- Financial Analysis
- Derivatives
Open coursework - AnalysisIntermediateNew
Tune OpenMP Performance on a Memory-Bound Genomics Pipeline
Profile the existing pipeline at 1, 4, 8, 16, 32, 48, 64 threads using Intel VTune + Linux perf. Identify the bottlenecks (likely candidates: NUMA-unaware memory allocation, fal…
- Openmp
- Numa Awareness
- False Sharing
High-Performance and Scientific Computing - AnalysisBeginnerNew
Spectral Clustering for an Urban-Mobility Operator's Network
You receive 6 months of anonymized O-D trip data (around 4 million trips, around 8,000 virtual stations), the current 9 hand-drawn zones, and the operations team's KPIs (rebalan…
- Spectral Methods
- Spectral Clustering
- Graph Laplacian
Machine Learning on Graphs - AnalysisBeginnerNew
Fair Trade Sourcing for a San Francisco D2C Cosmetics Brand
You are a junior sustainability consultant hired by GlowRoot. Evaluate the current sourcing cost, the cooperative's request (a 15% price increase), and the impact on product pri…
- Stakeholder Analysis
- Cost Benefit Analysis
- Ethical Decision Making
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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
- AnalysisIntermediateNew
Capital Adequacy for a Neobank Expansion
Your task is to develop a capital adequacy assessment for Nubank's expansion into Vietnam. You will estimate credit risk for a new consumer loan portfolio using the standardized…
- Basel Iii
- Capital Adequacy
- Risk Weighted Assets
Open coursework - AnalysisBeginnerNew
Cache Configuration Study for a Memory-Bound Workload
Profile the existing inner loop on a workstation with perf to baseline L1/L2/L3 miss rates and miss latencies. Run the same loop through gem5's classic cache model under 6 confi…
- Caches
- Memory Subsystems
- Performance Modeling
Computer Architecture - AnalysisSeniorNew
Founder Behavior Diagnostic and 90-Day Plan for a Burnt-Out SaaS CEO
Your task is to read the case file and produce a behavioral diagnostic plus a 90-day intervention plan that the board chair can hand directly to the founder. Examine the de-iden…
- Founder Psychology
- Behavioral Diagnostics
- Executive Coaching
Open coursework - AnalysisIntermediateNew
Imitation Learning from Human Demos for a Drone Inspection
You receive 6 hours of expert pilot demonstrations (state-action pairs at 20 Hz) recorded in an AirSim wind-farm environment with 3 turbine designs, plus a held-out 4th turbine …
- Imitation Learning
- Behavioral Cloning
- Dagger
Deep Reinforcement Learning - 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.
- AnalysisBeginnerNew
Audit a Climate-Tech Sensor Dataset for Production Readiness
You receive 18 months of raw sensor readings from 1,200 sensors (about 800M rows), plus a sensor-metadata table (location, firmware version, deployment date). Profile the data f…
- Data Quality Audit
- Data Profiling
- Time Series Analysis
Applied Data Analysis and Practical Data Science - 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
Operations Research and Optimization - AnalysisSeniorNew
Time a 500-Million-Euro Solar Investment to the Eurozone Cycle
You are SunVista's economic analyst, and the Chief Financial Officer has asked you for a decision-ready report that guides the timing of the 500-million-euro solar build-out. Wo…
- Business Cycle Analysis
- Macroeconomic Forecasting
- Investment Timing
Open coursework - AnalysisBeginnerNew
Capital Budgeting for a Munich D2C Cosmetics Expansion
Your task is to build a discounted cash flow model comparing the two expansion strategies over a 5-year horizon. You must estimate initial investment, projected revenues, operat…
- Discounted Cash Flow
- Net Present Value
- Internal Rate Of Return
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Why Ewance
- AnalysisIntermediateNew
Benchmark Approximate Nearest-Neighbor Indexes for a Code-Search Startup
You receive a 5 M-vector sample (768-dim, float32) and a 1,000-query labeled benchmark with ground-truth top-50 neighbors per query. Index the same sample in Chroma (HNSW), Qdra…
- Ann Indexes
- Hnsw
- Benchmarking
Vector Databases and Embeddings - AnalysisBeginnerNew
Acquisition of a Bangalore D2C Cosmetics Startup
As a junior M&A analyst at BeautyCo, you must assess GlowUp's business model, financials, and market position. You need to conduct a valuation using DCF and comparable company a…
- Financial Analysis
- Valuation
- Due Diligence
Open coursework - AnalysisBeginnerNew
Detect Fraudulent Refund Requests for a Mid-Market Marketplace
You receive a labeled dataset with buyer history, seller history, shipping carrier, refund reason text, and outcome label (legit / fraud). Train and evaluate at least two classi…
- Classification
- Model Calibration
- Imbalanced Classification
Open coursework - AnalysisIntermediateNew
Privacy Posture Review of a Fintech's Internal Service Mesh
Work only from the four supplied materials: the anonymized service inventory, the sample east-west traffic flow records, the current mesh policy export, and the public Istio sec…
- Network Privacy
- Mtls
- Service Mesh
Open coursework - AnalysisIntermediateNew
Branch Predictor Study for a Cryptocurrency Hashing Library
Profile the hot inner loop with perf record + perf annotate to identify the 5 highest-frequency branches. Measure per-branch mispredict counts using perf counters (BR_MISP_RETIR…
- Branch Prediction
- Performance Counters
- Benchmarking
Open coursework - AnalysisIntermediateNew
Compare Kernel SVMs and Gradient Boosting on Imbalanced Tabular Data
You receive a 220,000-row anonymized loan-default dataset with mixed numeric and categorical features and a ~6% positive class. Train and evaluate (1) an RBF-kernel SVM with pro…
- Kernel Methods
- Gradient Boosting
- Model Selection
Machine Learning - AnalysisSeniorNew
Renewable Energy Investment Under Policy Uncertainty
You are a financial analyst at SunVest. The proposed solar farm has a capacity of 50 MW, construction cost €80M, and expected life 25 years. Key uncertainties: annual electricit…
- Real Options
- Monte Carlo Simulation
- Stochastic Modeling
Open coursework - AnalysisFoundationalNew
Diagnose and Fix the BrilhoBeleza Customer Journey
Working only from the four materials you are given — the company context brief, the digital funnel analytics export, the post-purchase survey results, and the session observatio…
- Customer Journey Mapping
- Data Analysis
- Ux Research
Open coursework - AnalysisFoundationalNew
Optimize EcoThreads' Local vs. Overseas Cotton Sourcing
Working only from the EcoThreads sourcing file (the de-identified internal record) and the supplier cost-and-emissions dataset, find the combination of local and overseas shirt …
- Cost Minimization
- Isoquant Isocost
- Carbon Footprint
Open coursework - 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 - AnalysisBeginnerNew
Recommend a Payout Policy for a Mature Data Analytics Firm
Work only from the two items in the provided materials: the DataStream Inc. financial case file and the peer payout dataset. Using the case file, calculate the effect of each op…
- Dividend Policy
- Share Buyback Analysis
- Capital Structure
Open coursework - AnalysisIntermediateNew
Audit GreenLeaf Grocers' Goodwill Impairment Test
Using the management impairment workbook (material m1), the five-year operating history (material m2), the peer and market benchmark readout (material m3), and the PCAOB standar…
- Impairment Testing
- Discounted Cash Flow
- Goodwill
Open coursework
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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
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Step 06
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