Data Sciences Challenges
Explore data science challenges on Ewance to build skills employers expect from analysts and ML engineers. Work through challenges on data cleaning, exploratory analysis, modeling, and storytelling with data.
Most Popular
- AnalysisIntermediateNew
DeFi Lending Protocol Risk Assessment
You are tasked with producing a risk assessment report for the fund's investment committee. Analyze the protocol's smart contract audits (e.g., from Trail of Bits or OpenZeppeli…
- Defi Analysis
- Smart Contract Audit
- Risk Management
Fintech and Digital Finance - 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 - AnalysisIntermediateNew
Macroeconomic Forecast for a Renewable Energy Investment Firm
You are a junior strategist at GreenCap. Using historical data (10+ years) from Eurostat and the Bank of Spain, develop a VAR or similar model to forecast GDP growth, electricit…
- Multivariate Time Series
- Var Modeling
- Sensitivity & Scenario Analysis
Forecasting for Decision Making - 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 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
- StrategyIntermediateNew
Monetary Policy Impact on a SaaS Scale-Up's Expansion
You are a strategy consultant hired by DataFlow's CEO. Your task: (1) Analyze the current monetary policy stance of the Bank of England and at least two Southeast Asian central …
- Macroeconomic Analysis
- Monetary Policy
- International Finance
Global Economy and Macroeconomics for Managers - StrategyIntermediateNew
Consolidation Strategy for a SaaS Scale-Up with Multiple Acquisitions
Your task is to develop a consolidation framework for DataFlow Analytics Group. You will receive summary financial data for each entity, acquisition dates, purchase consideratio…
- Consolidation Methods
- Step Acquisitions
- Non Controlling Interest
Group Accounting and Consolidation - StrategyIntermediateNew
Market Entry Strategy for a Fintech in Southeast Asia
Your team must analyze the Southeast Asian payments landscape, focusing on Indonesia and Vietnam. You have data on market size, competitor market shares, regulatory frameworks, …
- Market Entry
- Game Theory
- Competitive Analysis
Industrial Economics and Game Theory
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.
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