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
Parallelize a CFD Solver with MPI Across 256 Cores
Profile the serial solver to identify the hot loops (likely: pressure-Poisson solve, advection step, BC update). Decompose the domain via 2D block-structured partitioning. Imple…
- Mpi
- Cpp Programming
- Domain Decomposition
Open coursework - CodeIntermediateNew
Offline-First Flutter App for HVAC Field Service Technicians
Build a Flutter prototype that runs against the mock API described in the Mock API Specification, seeded with the Work Orders Seed Dataset and the Asset History and Parts Catalo…
- Mobile Development
- Flutter
- Offline First Design
Open coursework - ResearchIntermediateNew
Emerging-Tech Scouting Sprint for a Family-Office Innovation Fund
Working from the provided seed company list, founder-interview guide, readiness-scoring rubric, and thesis-memo template, run a structured scouting sprint for both sectors. For …
- Emerging Tech Scouting
- Innovation Management
- Venture Thesis
Open coursework - DesignIntermediateNew
Passive Intrusion Detection for an Auto Supplier's Plant Network
Using the provided plant network diagram, design a passive (listen-only) sensor architecture that pairs Zeek and Suricata at the office-to-factory boundary plus three production…
- Intrusion Detection
- Ot Security
- Zeek
Open coursework 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
Audit and Govern a Frankfurt Bank's Sprawling API Estate
Working only from the materials provided, examine the API estate and reach a defensible governance judgment. Read the situation record (estate-situation-file) to understand how …
- API Governance
- Openapi Spec
- Dora Compliance
Open coursework - AnalysisSeniorNew
Forensic Reconstruction of an Anonymized Energy-Grid Incident
Treat this as a case file and work timeline-first. From the incident intake record (intake-file), establish the known facts and the 19-minute window. Reconcile the remote-termin…
- Digital Forensics
- Incident Response
- Ics Security
Open coursework - ResearchBeginnerNew
Research Roadmap for Meridian DSP's Bid-Matching Pipeline
Using the VP of Machine Learning's context memo (vp-brief) and the pipeline case file (pipeline-case-file) to ground every recommendation in Meridian's actual system, assemble a…
- Information Retrieval
- Learning To Rank
- Research Synthesis
Open coursework - AnalysisBeginnerNew
Flatten the Datadog Bill for a Stockholm Gaming Studio
Working only from the materials provided, audit Stagelight Games' observability spend and produce a defensible plan to flatten it. Use the metric inventory export to rank the to…
- Cardinality Control
- Datadog
- Cost Optimization
Open coursework - Browse challenges
Explore role
Marketing Analyst
Plan and measure campaigns that grow the business. Funnel analytics, attribution, segmentation, and the rigorous measurement that lets marketing defend its budget at the leadership table.
- DesignBeginnerNew
Refresh a Decade of Tangled Architecture Documentation
Using the platform architecture dossier and the documentation inventory provided, propose and produce a consolidated architecture documentation set. First, audit the existing pa…
- Architecture Documentation
- C4 Model
- Arc42
Open coursework - CodeIntermediateNew
Harden a Linux Container Runtime Against Privilege Escalation
Receive the pen-test report (with attack chain), the current cluster config (EKS 1.29, default Amazon Linux 2023 worker nodes), and 3 representative workload classes (web API, a…
- Os Security
- Linux Hardening
- Apparmor
Open coursework - CodeIntermediateNew
Kill Surviving Mutants in a Travel Pricing Service
Work entirely from the provided pricing module (pricing-module) and its existing test suite (existing-tests), using the scenario facts in the briefing document (challenge-brief)…
- Mutation Testing
- Java
- Junit
Open coursework - CodeIntermediateNew
Multi-Tenant Schema Migration for a Series-B HR SaaS
Design a 4-phase migration: (1) add new columns + tables, dual-write on every workflow mutation, (2) backfill 3.4 TB in chunks of around 50k rows per minute with throttling and …
- Multi Tenant Architecture
- Schema Migration
- Dual Write
Open coursework 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
Unify a Logistics Driver App and Add Bluetooth Vehicle Telematics
Working only from the materials provided, build a React Native app (Expo bare workflow) that replaces the three legacy flows documented in the case file — optimized route view, …
- Mobile Development
- React Native
- Ble
Open coursework - AnalysisIntermediateNew
ISO/IEC 25010 Quality Self-Assessment for a Flight-Management Module
Work only from the four materials you are given: the module technical dossier, the defect-history dataset, the customer's quality-report template, and the engineer interview not…
- Iso 25010
- Quality Assessment
- Do 178c
Open coursework - CodeBeginnerNew
Semantic Segmentation for a Solar-Panel Inspection Drone
Use a publicly-available solar-panel dataset (or the PV-Defect-Detection dataset). Fine-tune a small U-Net or SegFormer-tiny on panel/no-panel pixel-level segmentation. Evaluate…
- Semantic Segmentation
- Cnn
- Transfer Learning
Open coursework - CodeBeginnerNew
End-to-End Lane Following on a Donkeycar Platform
Use the public Donkeycar Tub dataset (or collect about 30 minutes of driving on the simulator). Train a CNN-policy baseline (the Donkeycar default architecture is fine) that pre…
- End To End Learning
- Imitation Learning
- Pytorch
Open coursework
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