Beginner Challenges
Real-world scenarios at the beginner level. Earn verified credentials as you practice the work your degree prepares you for.
- AnalysisBeginnerNew
Hedging Currency Risk for a German Solar Exporter
Your task is to quantify Solara's net exposure in each currency, recommend a hedging mix (e.g., 70% forwards, 30% options) with rationale, calculate the cost of the strategy usi…
- Currency Hedging
- Financial Modeling
- Risk Analysis
Open coursework - StrategyBeginnerNew
Design a Three-Tier Pricing Proposal for an Observability Startup
Using the anonymized customer export and the current-pricing memo in the provided materials, design a replacement pricing model and prove it pays. First, analyze the 80 customer…
- Pricing Strategy
- Packaging
- Financial Modeling
Open coursework - CodeBeginnerNew
Refactor a Node.js Service into Scala with Effect Systems
Take the existing Node.js price-normalization code (provided). Rewrite in Scala 3 using ZIO (or Cats Effect) — model every effect explicitly (IO for side effects, Either or type…
- Scala Programming
- Zio Effects
- Cats Effect
Functional Programming - AnalysisBeginnerNew
Valuing a Lisbon D2C Cosmetics Startup for Series A
Your task is to value GlowLisboa using a DCF model and a market multiples approach. You have access to the startup's financial statements, industry benchmarks, and market data. …
- DCF Valuation
- Capm
- Comparable Company Analysis
Open coursework 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
- ResearchBeginnerNew
Plan a Field Study for an Autonomous Sidewalk Delivery Robot
You will design a mixed-methods field study spanning two weeks of observation on a fixed route, intercept surveys with ~80 pedestrians, and 8 short interviews with neighborhood …
- Field Study Design
- Human Robot Interaction
- Research Ethics
Open coursework - StrategyBeginnerNew
Design a Weekly Dynamic Pricing Strategy for GlowVienna
Design a weekly dynamic pricing strategy for GlowVienna's flagship serum that the team could realistically operate. Ground your work in the three materials provided: the histori…
- Pricing Strategy
- Demand Forecasting
- Data Analysis
Open coursework - AnalysisBeginnerNew
Is the Optimal Vet-Scheduling Feature Computationally Tractable?
Working only from the materials provided — the product feature specification, the de-identified internal record of the customer request, a representative one-day appointment dat…
- Np Completeness
- Complexity Theory
- Algorithm Analysis
Open coursework - AnalysisBeginnerNew
Build a Topic-Modeling Pipeline for Citizen Feedback
Take the 60,000 comments (anonymized). Build a BERTopic pipeline with multilingual sentence embeddings (Catalan + Spanish + occasional English). Tune number-of-topics via topic-…
- Topic Modeling
- Bertopic
- Multilingual NLP
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.
- AnalysisBeginnerNew
Audit Safety Stops for a Cafe-Service Robot Pilot
You receive 30 days of logs covering 240 near-miss events (close approach to a human, low-battery emergency, network loss). For each event, classify whether the safety stop trig…
- Safety Analysis
- Incident Review
- Failure Mode Analysis
Robotics - AnalysisBeginnerNew
Model Diffusion of a Hashtag Across a Music-Discovery Platform
You receive 30 days of hashtag-usage data (about 2.4 million events) with account metadata and the follow graph between active hashtag users. Fit an information-diffusion model …
- Diffusion Models
- Network Analysis
- Causal Attribution
Social Network Analysis and Web Science - StrategyBeginnerNew
Lead a Coordinated AI Feature Launch for an HR Software Startup
Using the company background brief and the draft feature specification provided, design a six-week launch plan covering four parallel workstreams: product readiness (acceptance …
- Product Launch
- Cross Functional Coordination
- Go To Market
Open coursework - AnalysisBeginnerNew
Field Investigation: Heartland Bank's Liquidity Under a Deposit Run
Investigate, then plan. Step one: aggregate the position-level holdings in the Heartland Bank position ledger (heartland-position-ledger) to compute the bank's Liquidity Coverag…
- Liquidity Risk
- Lcr
- Nsfr
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- DesignBeginnerNew
Organizational Restructuring for a 40-Person SaaS Scale-up
Your task is to design a new organizational structure for CloudFlow. You must define clear roles, reporting lines, and cross-functional teams. Consider creating a dedicated ente…
- Organizational Design
- Change Management
- Role Definition
Introduction to Business Administration - StrategyBeginnerNew
Rescue QuickBite's Slipping Users with Mobile Marketing
Your analysis task is to build a mobile marketing retention plan for QuickBite using only the three materials you are given: the case file documenting the company's retention si…
- Mobile Marketing
- User Segmentation
- Push Notifications
Open coursework - AnalysisBeginnerNew
Instruction Set Analysis for an Embedded Workload
Compile all 12 workload programs to both ISAs using the appropriate cross-compiler (GCC with -march=rv32e for RISC-V; provided proprietary toolchain for the in-house ISA). Repor…
- Instruction Sets
- Code Density
- Embedded Systems
Computer Architecture - AnalysisBeginnerNew
Multiples Valuation for a SaaS Scale-Up Going Enterprise
Your team must select a peer group of 8-10 public SaaS companies that started PLG and later added enterprise sales. Compute forward EV/Revenue multiples and assess CloudFlow's r…
- Comparable Company Analysis
- Revenue Multiples
- Rule Of 40
Open coursework - DesignBeginnerNew
Threat-Model the Patient-Intake App for a Telemedicine Startup
Working only from the three materials provided — the system architecture overview, the patient-intake data-flow description, and the SOC 2 control-mapping table — produce a STRI…
- Threat Modeling
- STRIDE
- Risk Assessment
Open coursework - AnalysisBeginnerNew
Re-segment a SaaS Customer Base by How Accounts Actually Use the Product
Using the provided usage signals dataset, engineer features that capture how deeply and how often accounts use the product (not just raw volume), standardize them, and run at le…
- Clustering
- K Means
- Hdbscan
Open coursework - AnalysisBeginnerNew
Commercial Due Diligence on a Seoul Direct-to-Consumer Cosmetics Brand
Working only from the materials provided, build a commercial due diligence assessment of GlowUp Cosmetics. Use the customer cohort dataset to reconstruct retention curves, lifet…
- Commercial Due Diligence
- Customer Analytics
- Unit Economics
Open coursework - CodeBeginnerNew
Refactor a Legacy Reporting Script for a Renewable-Energy Startup
Read the existing script and identify 5-7 distinct responsibilities tangled together. Refactor into 3 layers: data loaders (CSV, REST API), transformers (pure functions over row…
- Abstraction
- Higher Order Functions
- Refactoring
Programming Abstractions - AnalysisBeginnerNew
Streamlining Returns for a Tokyo D2C Cosmetics Startup
Your task is to model the current (as-is) returns process in BPMN, analyze it for inefficiencies, and design a to-be process that automates key steps, reduces handling time by 5…
- Bpmn Modeling
- Process Analysis
- Bottleneck Identification
Open coursework - CodeBeginnerNew
Forecast Hourly Energy Demand for a Microgrid Operator
You receive 24 months of hourly demand, weather (temperature, irradiance), and calendar data for the community. Build a probabilistic forecaster (e.g., quantile regression with …
- Probabilistic Forecasting
- Quantile Regression
- Deep Forecasting
Open coursework - DesignBeginnerNew
Redesign an AI Chat Sidebar for an Edtech Tutor
You receive a short Loom walkthrough of the live product, a CSV of 5,000 anonymized teacher-flagged sessions, and three teacher interview transcripts. Audit the existing sidebar…
- User Centred Design
- Heuristic Evaluation
- Interaction Design
Open coursework - StrategyBeginnerNew
Redesign Sales Incentives for a Scaling Software Company
Using the anonymized monthly sales-performance dataset and the company background and current-plan case file you are given, design a single replacement commission plan for the s…
- Incentive Design
- Compensation Analysis
- Sales Strategy
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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