Beginner Challenges
Real-world scenarios at the beginner level. Earn verified credentials as you practice the work your degree prepares you for.
- CodeBeginnerNew
Prototype a Multimodal Visual-Question-Answering Demo
You will use a small open-source vision-language model (e.g., LLaVA-1.5-7B or PaliGemma) and prompt-engineer it for the warehouse-VQA task. Build a Gradio web demo. Construct a …
- Vision Language Models
- Multimodal Perception
- Prompt Patterns
Machine Perception - AnalysisBeginnerNew
Optimizing Ad Spend for a D2C Cosmetics Brand
You are a data analyst at Glow & Grow. Using the provided dataset (simulated), perform an exploratory data analysis to understand trends in ad performance. Build a regression mo…
- Data Analysis
- Regression
- Data Visualization
Data Analytics for Business - ResearchBeginnerNew
Comparative Usability Test of Three Checkout Flows for a DTC Brand
Build 3 clickable Figma prototypes of the same checkout (same product, same fields, same copy) in single-page, three-step, and side-drawer patterns. Recruit 9 participants match…
- Usability Testing
- User Research
- Comparative Evaluation
Human-Computer Interaction - CodeBeginnerNew
Build a Multilingual Text-Mining Dashboard for Hotel Reviews
You receive 200,000 sampled reviews across 9 languages plus an English-only labeled benchmark of 1,000 reviews for sentiment and aspect (rooms, food, staff, value, location). Bu…
- Multilingual NLP
- Sentiment Analysis
- Aspect Extraction
Linguistic Engineering and Language Technologies 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
- CodeBeginnerNew
Issue Triage Bot for a Popular Eclipse Foundation Project
Read the project's existing labels, issue templates, and last 800 issues. Build a Go (or Python) GitHub Action that runs on issue_opened and issue_edited events. Implement heuri…
- Issue Triage
- Oss Contribution
- Github Actions
Open Source Contribution and Maintainership - DesignBeginnerNew
Designing a Digital Platform for Local Artisans in Nairobi
Your task is to design a digital platform business model for CraftConnect. You must define the value proposition for artisans and buyers, propose a revenue model (e.g., commissi…
- Platform Business Models
- Value Proposition Design
- User Experience Design
Digital Business Models - CodeBeginnerNew
Build an Interactive Carbon-Emissions Explorer for a Climate Nonprofit
You receive 20 years of harmonized European industrial emissions data (around 800,000 rows: country, sector, sub-sector, year, emissions in tons CO2e). Design and build an inter…
- Interactive Visualization
- D3
- Observable
Data Visualization - AnalysisBeginnerNew
Stress-Test a Hiring-Funnel Model for Bias
You receive a synthetic-but-realistic dataset of 25,000 past applicants with features (years of experience, education tier, prior role tags) and outcome labels (advanced past th…
- Model Evaluation
- Fairness Metrics
- Logistic Regression
Machine Learning (Undergraduate) - Browse challenges
Explore role
Product Manager
Ship product that solves real user problems. Combine user research, prototyping, and stakeholder alignment to turn ambiguous briefs into measurable wins — the role at the centre of modern software teams.
- AnalysisBeginnerNew
Innovation Ecosystem Strategy for a Toronto Fintech
Your task is to produce a report and presentation recommending an innovation ecosystem strategy. Analyze Wealthsimple's current innovation capabilities, identify gaps, and propo…
- Ecosystem Mapping
- Open Innovation
- Corporate Venturing
Corporate Entrepreneurship and Intrapreneurship - StrategyBeginnerNew
Continuous-Improvement Kata for a SaaS Engineering Org
Read Mike Rother's 'Toyota Kata' framework + 'The Kata Coaching Practice Guide'. Design a lightweight Improvement Kata for the 3 pilot teams: vision (engineering quality), targe…
- Continuous Improvement
- Toyota Kata
- Coaching
Software Quality and Process Improvement - CodeBeginnerNew
Reverse-Engineer a Stripped Binary to Restore Linking Symbols
Receive the stripped shared object (Linux ELF, x86-64, ~280KB), a crash dump with 12 frames of indecipherable addresses, and 4 years of partial git history with some related (bu…
- Reverse Engineering
- Linking And Loading
- Machine Code
Computer Systems and Organization - CodeBeginnerNew
Optimizing Last-Mile Delivery for a Lisbon Grocery Startup
Your task is to build a linear programming model (or heuristic) to assign orders to vehicles and sequence deliveries. Success means reducing average route length by at least 15%…
- Linear Programming
- Python Or Javascript
- Route Optimization
Operations Analytics and Optimization 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
- CodeBeginnerNew
Full-Stack Prototype: Event Ticketing Platform with QR Validation
Build a web application using any modern stack (Next.js recommended, but React + Express, Django, or Rails are acceptable). Required features: (1) Event listing page with title,…
- Web Development
- Object Oriented Programming
- User Experience Design
Open coursework - CodeBeginnerNew
Build a Bounded Concurrent Queue for a Microservice Worker Pool
Implement a bounded concurrent queue in Go (no third-party queue libraries; standard library + sync primitives only) that supports: Put(item) blocks when full, TryPut(item, time…
- Concurrent Data Structures
- Mutex And Condvar
- Systems Language Proficiency (Go, Rust, C++)
Concurrent and Parallel Programming - CodeBeginnerNew
Design a Race-Free Cache for a Read-Heavy Service
Implement a thread-safe LRU-bounded cache in Java (or Go — your choice, defend it) with: read-write lock or copy-on-write semantics, get-or-load pattern with single-flight to de…
- Concurrent Data Structures
- Race Conditions
- Single Flight
Concurrent and Parallel Programming - AnalysisBeginnerNew
Optimizing TikTok Ad Creative for a D2C Cosmetics Brand
You are a marketing analyst at GlowUp. Using the TikTok Ads Library API and web scraping, collect data on at least 50 ad creatives (video thumbnails, captions, CTAs, and perform…
- Web Scraping
- Content Analysis
- Data Visualization
Social Media and Web Analytics - StrategyBeginnerNew
Digital Transformation for a Barcelona D2C Cosmetics Brand
Your task is to create a 12-month digital transformation roadmap for the startup. You must analyze current digital maturity, propose specific technologies (e.g., Shopify Plus, K…
- Tech Enabled Business Transformation
- Omnichannel Strategy
- Change Management
Digital Transformation - AnalysisBeginnerNew
Map Creator Communities for a Short-Form Video Platform
You receive a 90-day sample of about 4 million creator-creator interactions (duets, mentions, audience overlap) and creator metadata (region, language, content tag). Build a cre…
- Network Analysis
- Community Detection
- Graph Visualization
Social Network Analysis and Web Science - DesignBeginnerNew
Smart Inventory System for Dubai Cosmetics
Your task is to design a smart inventory system for GlowDubai's warehouse. The system should use weight sensors on shelves and RFID tags on products to track inventory. Data mus…
- Iot Architecture
- Sensor Selection
- Communication Protocols
Internet of Things and Smart Systems - AnalysisBeginnerNew
Tax Strategy for a Copenhagen D2C Cosmetics Startup
Your task is to research the EU VAT rules for cross-border e-commerce, including the One Stop Shop (OSS) scheme. You must evaluate the tax rates in Denmark, France, Italy, and S…
- Tax Analysis
- EU Vat
- Cross Border Ecommerce
Public Economics and Policy - StrategyBeginnerNew
Automated Testing Strategy for a Fintech App
Your task is to create a detailed testing strategy document for PayFlow's mobile app. Include a test pyramid diagram, tool recommendations (e.g., Jest, Detox, Cypress), and a pl…
- Test Automation
- Ci Cd
- Test Strategy
Software Engineering and Quality Assurance - AnalysisBeginnerNew
Topic Modeling for Sustainable Fashion Brand's Social Media
You are given a dataset of 50,000 social media posts (text only) mentioning EcoWear. Your task is to preprocess the text, apply an unsupervised topic modeling technique (e.g., L…
- Topic Modeling
- Text Mining
- Lda
Text Analytics and Natural Language Processing - CodeBeginnerNew
Build a Product Knowledge Graph for a Fast-Fashion Retailer
You receive 200 sample SKUs across 4 markets (Spain, Germany, Japan, Brazil) as CSVs with country-specific attribute names. Design an OWL ontology with shared classes for Produc…
- Knowledge Graphs
- Owl Ontology
- Rdf
Knowledge Graphs and Semantic Web - StrategyBeginnerNew
Strategic Pivot for a D2C Cosmetics Brand
Your task is to develop a strategic pivot plan for Lueur Naturelle. You must conduct a SWOT analysis, identify target B2B segments, propose a go-to-market strategy, and outline …
- Strategic Planning
- Swot Analysis
- Market Analysis
Principles of Management
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.