Foundational Challenges
Real-world scenarios at the foundational level. Earn verified credentials as you practice the work your degree prepares you for.
- CodeFoundationalNew
Build a Simple Neural Network to Read Handwritten Postal Codes
You receive a labeled dataset of about 60,000 handwritten digit images (28x28 grayscale) drawn from Indian postal forms. Build two models from scratch in PyTorch: (1) a 2-layer …
- Neural Networks
- Neural Networks
- Pytorch Or Tensorflow
Machine Learning (Undergraduate) - StrategyFoundationalNew
Digital Revenue Model Canvas for a D2C Fashion Startup
Using the Business Model Canvas framework, analyze the transition from B2B wholesale to D2C e-commerce. Interview the provided stakeholder personas, map the current vs. target b…
- Digital Business Models
- Business Administration
- Online Marketing
Open coursework - AnalysisFoundationalNew
Performance Evaluation of a Tech Mutual Fund
Your task is to analyze the TechGrowth Fund's monthly returns from 2019-2023, along with benchmark and risk-free rate data. You must calculate and interpret key performance meas…
- Performance Evaluation
- Sharpe Ratio
- Jensens Alpha
Investment Analysis and Portfolio Management - DesignFoundationalNew
Create a Remote Work Policy for a 15-Person Sustainable Fashion Brand
Your task is to draft a remote work policy for the brand. Include guidelines on work hours, communication norms, virtual collaboration tools, well-being initiatives, and sustain…
- Remote Work Policy
- Employee Wellbeing
- Sustainability
New Work and Future of Work 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
- DesignFoundationalNew
Kanban Rollout for a Lisbon Bakery Chain
Design a Kanban system for the catering order workflow from order intake to delivery confirmation. You must define columns, WIP limits, classes of service (e.g., same-day vs. sc…
- Kanban Boards
- Process Mapping
- Wip Limits
Agile Project Management - CodeFoundationalNew
Python Data Pipeline for Spotify Listening Trends
Write a Python script (or Jupyter notebook) that reads the provided CSV files (4 weeks of Spotify Top 200 data), cleans inconsistencies (missing artists, duplicate entries, enco…
- Object Oriented Programming
- Data Analytics
- Statistics
Open coursework - DesignFoundationalNew
Model and Normalize a Vet-Clinic SaaS Schema
Read the current schema dump (PostgreSQL, around 28 tables, heavily denormalized) and the team's 8 most common reporting queries. Produce an entity-relationship diagram from the…
- Data Modeling
- Normalization
- SQL
Introduction to Database Systems - ResearchFoundationalNew
Requirements Discovery for a Restaurant Inventory App
Conduct 5 semi-structured interviews (45 minutes each) across line cook, kitchen manager, bar manager, store manager, and group operations. Synthesize findings into 5 user perso…
- Requirements Engineering
- User Interviews
- Use Case Modeling
Software Engineering Foundations - 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.
- CodeFoundationalNew
Rule-Based Intent Classifier for a Customer-Support Triage Bot
Build a rule-based classifier in Python that runs ordered rules (regex + keyword + simple heuristics) against ticket subject + body. Use a hierarchical rule structure (high-prec…
- Knowledge Representation
- Rule Based Systems
- Python Or Javascript
Introduction to Artificial Intelligence (CS Elective) - StrategyFoundationalNew
Go-to-Market Strategy for a Munich D2C Cosmetics Startup
Your task is to create a comprehensive go-to-market plan. You must identify the target customer segments, select appropriate marketing channels (e.g., social media, influencer p…
- Market Segmentation
- Marketing Strategy
- Budget Planning
Introduction to Business Administration - AnalysisFoundationalNew
Production Planning for a Sustainable Fashion Brand
Your task is to build a linear program that decides weekly production quantities for each product line. Constraints include labor hours (max 400 hrs), machine hours (max 200 hrs…
- Linear Programming
- Optimization
- Microsoft Excel
Operations Research and Optimization - StrategyFoundationalNew
Stakeholder Management for a Smart City Infrastructure Project
Your task is to identify all key stakeholders, analyze their interests, influence, and expectations, and propose a communication and engagement strategy. The plan should include…
- Stakeholder Management
- Communication Planning
- Conflict Resolution
Project Management 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
- AnalysisFoundationalNew
Sentiment Analysis for Tel Aviv D2C Cosmetics Brand
You are provided with a dataset of 10,000 customer reviews (in English) with no labels. Your task is to preprocess the text, develop a sentiment classification model using NLP t…
- Text Preprocessing
- Sentiment Analysis
- Classification
Text Analytics and Natural Language Processing
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.
Industry teams behind a decade of practitioner briefs
Hiring from this pool?
Sponsor a challenge and meet candidates through actual work.
Industry teams can shape briefs around the skills they hire for, then evaluate students on rubric-scored deliverables — not resumes.