Intermediate Challenges
Real-world scenarios at the intermediate level. Earn verified credentials as you practice the work your degree prepares you for.
- StrategyIntermediateNew
Structure a Series A Term Sheet for Flowt's Enterprise Pivot
Using the Flowt data room (flowt-data-room), the monthly metrics file (flowt-metrics-sample), and the comparable-deals benchmark (series-a-comparables), assess Flowt's business …
- Term Sheet Negotiation
- Saas Metrics
- Financial Modeling
Open coursework - StrategyIntermediateNew
Design a Service Transition Framework for an Enterprise-Bound SaaS Scale-Up
Using the company profile and the engineering operations snapshot provided to you, design a service transition framework that the team could adopt in its next quarter. Reference…
- Itil
- Change Management
- Release Management
Open coursework - StrategyIntermediateNew
Design a PETs Strategy for an EU AI Act Use Case
Map the underwriting use case to applicable PETs across the data-lifecycle stages (training, evaluation, inference, monitoring). For each, document: privacy property gained, acc…
- Pets Strategy
- Differential Privacy
- Federated Learning
Open coursework - CodeIntermediateNew
Reproducible Patient-Cohort Analysis for a Pharma AI Vendor
You receive a written cohort definition (type-2 diabetes patients on metformin for at least 90 days, aged 40-70) and a target output: 12-month HbA1c change distribution plus a K…
- Reproducible Analysis
- Cohort Analysis
- Survival 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
- CodeIntermediateNew
Reservoir Sampling for a Privacy-Preserving Telemetry Pipeline
Implement Vitter's Algorithm R (and the faster Algorithm L for bonus credit) producing a 90M-event uniform sample per day from a stream of 18B. Add per-key stratification (so lo…
- Reservoir Sampling
- Randomized Algorithms
- Streaming Systems
Open coursework - CodeIntermediateNew
Repository + Unit-of-Work Refactor on an EF Core Codebase
Read the data-access patterns across the 5 bounded contexts (Payroll, Timesheets, Benefits, Org, Reporting) and tag the 12 worst N+1 incidents from the last quarter's traces. Au…
- Repository Pattern
- Unit Of Work
- Design Patterns
Software Design and Design Patterns - DesignIntermediateNew
Voice + Visual Prototype for a Hands-Free Warehouse App
Write the voice-script branching diagram (8 happy steps + 2 exceptions) using a simple grammar: prompt → expected input → response → next state. Build the wrist-screen visual pr…
- Voice Ui
- Multimodal Design
- Figma
User Interface Design and Prototyping - CodeIntermediateNew
Gaussian Process Regression for Wind Farm Power Curves
You receive 12 months of 10-minute SCADA data (wind speed, air temperature, power output) for 30 representative turbines, plus the manufacturer's published curve. Fit a GP with …
- Gaussian Processes
- Kernel Methods
- Uncertainty Quantification
Open coursework - 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.
- CodeIntermediateNew
Build a Metered-Billing System for a Usage-Based SaaS
Build an event-ingest API (Express + Redis Streams) that receives usage events with idempotency keys. Aggregate hourly into Postgres rollups using a windowed worker that survive…
- Metered Billing
- Idempotency
- Event Aggregation
Open coursework - CodeIntermediateNew
Build a Hybrid Recommendation System for an Indie Streaming Catalog
Use the provided 6-month anonymized event log (around 320M play events, 1.4M unique users in the held-out cohort), audio embeddings (256-d), and track metadata. Implement (1) an…
- Recommendation Systems
- Collaborative Filtering
- Content Based Recommendation
Open coursework - PresentationIntermediateNew
Design a Hybrid Symbolic-Neural Agent for an Enterprise RAG Demo
Design a hybrid agent for a 'company-policy assistant' demo: a symbolic planner decomposes user goals into typed subtasks ('find policy', 'check applicability', 'compose answer'…
- Hybrid Ai
- Symbolic Planning
- Retrieval Augmented Generation
Artificial Intelligence: Principles and Techniques - AnalysisIntermediateNew
Commodity Hedging for a Swiss Chocolate Manufacturer
You are a derivatives analyst at ChocoSuisse. Using historical and current futures prices for cocoa and sugar, design a hedging strategy that covers at least 80% of the commodit…
- Commodity Hedging
- Futures
- Options Strategies
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- AnalysisIntermediateNew
Spectral Clustering Proposal for Customer Segmentation at Cadence
Using the provided customer usage sample, construct a similarity graph (k-nearest-neighbors with k=15 and Gaussian radial-basis-function edge weights), compute the normalized gr…
- Spectral Methods
- Linear Algebra
- Algorithm Analysis
Open coursework - CodeIntermediateNew
Teach a Warehouse Cobot from Operator Demonstrations
You receive a simulated UR5e cobot in PyBullet, plus 12 example demonstrations of two kitting sequences. Implement Dynamic Movement Primitives (DMPs — a classic LfD technique th…
- Learning From Demonstration
- Dynamic Movement Primitives
- Human Robot Interaction
Human-Robot Interaction - StrategyIntermediateNew
Spin-Out Strategy for a Robotics Lab's Warehouse Picking IP
Map each path: (1) OEM licensing (model royalty terms, time-to-deal, IP protection); (2) founder-led startup (cap table, hiring needs, fundraising path, 18-month milestones); (3…
- Venture Building
- Research To Product
- Strategic Options Analysis
Innovation and Entrepreneurship for CS - CodeIntermediateNew
Build a Saga Orchestrator for Cross-Border Payment Creation
Using the service contract specification and the failure scenario catalog provided, model the payment-creation flow as a saga with six forward steps and six compensations, and i…
- Saga Pattern
- Temporal Workflow
- Compensation Logic
Open coursework - CodeIntermediateNew
Implement Shadow Mapping in a Toy Game Engine
Add a directional-shadow-map render pass to the engine: render the scene depth from the light's perspective into a 2K depth texture, then sample it during the main pass to atten…
- Shading And Lighting
- Gpu Pipeline
- Shadow Mapping
Open coursework - AnalysisIntermediateNew
Benchmark NPUs for an Autonomous Forklift Vision Stack
You receive ONNX exports of the 3 production models, a labeled validation set of 2,000 forklift-camera frames, and developer-kit access to three NPU candidates (anonymized as NP…
- Edge Inference
- Npu Benchmarking
- Onnx
Edge ML and On-Device Machine Learning - AnalysisIntermediateNew
IT Consulting Engagement: Cost-Out Diagnostic for a Logistics Group
Receive an anonymized spend cube (vendor, category, country, contract end date), an infra utilization extract (compute, storage, network), and the application portfolio. Conduct…
- It Consulting
- Cost Analysis
- Vendor Management
IT Management and Governance - ResearchIntermediateNew
Field Study: Launching EcoThreads' Reclaimed Line on Social
Investigate how sustainable fashion brands genuinely engage Gen Z on Instagram and TikTok, then design EcoThreads' four-week launch for the Reclaimed line. Ground every recommen…
- Social Media Marketing
- Content Creation
- Influencer Marketing
Open coursework - StrategyIntermediateNew
Rebranding a B2B SaaS Scale-up for Global Expansion
As a marketing analyst, you must recommend whether TaskFlow should use a single global brand or adapt its brand name, logo, and messaging for key markets (Germany, Japan, Brazil…
- Brand Strategy
- Cross Cultural B2B Marketing
- Positioning
Open coursework - StrategyIntermediateNew
Rebuild a Bank's Requirements Baseline for Audit Defense
Working only from the program case file, the current 400-entry requirements spreadsheet, and the auditor's findings note provided to you, produce a judgment and a working baseli…
- Requirements Management
- Traceability
- Governance
Open coursework - StrategyIntermediateNew
Decompose a CRM Monolith into Bounded Services
Analyze the monolith using NDepend or similar (provided). Identify the top 4-6 candidate service boundaries based on coupling + business-capability seams (likely: Quotation, Pol…
- Strangler Fig Pattern
- Service Decomposition
- Csharp Programming
Enterprise and Business Software Engineering - 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
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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
Earn a verified credential.
Step 06
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