Data Visualization
If you like applying Data Visualization, every challenge here gives you a chance to practice it on a real industry brief.
- CodeBeginnerNew
Real-Time Data Visualization Dashboard for an IoT Fleet
Build a deck.gl scatterplot layer rendering 38,000 turbine positions on a map base layer. Color-code by status (operational / degraded / offline) updating from a WebSocket strea…
- Webgl
- Gpu Pipeline
- Data Visualization
Introduction to Computer Graphics - PresentationBeginnerNew
Evaluate Intelligent Agents in a Sustainable-Logistics Simulation
Build a small grid-world simulation where a delivery agent must complete 10 stops while respecting traffic, charging needs, and time windows. Implement three classical agent des…
- Intelligent Agents
- Simulation Design
- Python Or Javascript
Introduction to Artificial Intelligence - CodeBeginnerNew
Implement a Distance-Vector Routing Algorithm
Implement distance-vector routing in Python: each simulated router maintains a distance vector, exchanges vectors with neighbors every 1 second of simulated time, and updates it…
- Routing
- Distance Vector
- Network Simulation
Computer Networks - AnalysisBeginnerNew
AI-Powered Customer Sentiment Analysis for a Fintech App
You will receive a dataset of 500+ anonymized app reviews and tweets. Using AI tools like ChatGPT or Claude, you must craft prompts to classify sentiment (positive, negative, ne…
- Prompt Patterns
- Sentiment Analysis
- Data Visualization
Data-Driven Prototyping with AI 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
- 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 - AnalysisBeginnerNew
Developing a Talent Retention Strategy for a Renewable Energy Firm
Your task is to conduct a retention analysis using provided exit interview data, turnover metrics, and compensation benchmarks. Then design a retention strategy with at least th…
- Retention Analysis
- Turnover Metrics
- Compensation Benchmarking
Human Resource Management - AnalysisBeginnerNew
Optimizing Subscription Pricing for a Lagos D2C Cosmetics Startup
Your task is to analyze GlowCycle's customer data to identify segments with different price sensitivities and churn risks. Develop a predictive model to forecast churn probabili…
- Customer Segmentation
- Predictive Modeling
- Prescriptive Analytics
Business Analytics - AnalysisBeginnerNew
Customer Lifetime Value Model for SaaS Scale-up
You are provided with a dataset of 5,000 customers with features: acquisition channel, monthly spend, tenure, number of support tickets, product usage metrics, and churn flag. Y…
- Customer Lifetime Value
- Predictive Modeling
- Customer Segmentation
Marketing Analytics - 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
Build a Public Open-Data Dashboard for Urban Mobility
Pull the city's open-data cyclist-collision dataset (10 years of incidents, geocoded). Define a clear before/after window around the protected-lane rollout, control for traffic-…
- Exploratory Data Analysis
- Data Wrangling
- Geospatial Analysis
Applied Data Analysis and Practical Data Science - CodeBeginnerNew
Sentiment Analysis of Product Launch on Reddit
You are a social media analyst at EcoWear. Using Reddit's API, collect all posts and comments from r/sustainablefashion, r/sneakers, and r/environment for one week before and af…
- Web Scraping
- Sentiment Analysis
- Topic Modeling
Social Media and Web Analytics - 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 - AnalysisBeginnerNew
Reducing Defect Rate in Stockholm D2C Cosmetics Production
Your task is to collect and analyze production data (provided in a simulated dataset) to identify root causes of defects. Use control charts (X-bar and R) and process capability…
- Statistical Process Control
- Process Capability Analysis
- 5 Whys & Fishbone Root Cause Analysis
Quality and Productivity 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
- 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 - AnalysisBeginnerNew
Wage Compression at a San Francisco D2C Cosmetics Startup
Your task is to analyze the startup's current wage data (provided in a simulated dataset), identify the extent of wage compression, and recommend a wage adjustment plan. Success…
- Wage Analysis
- Market Benchmarking
- Data Visualization
Labor Economics - AnalysisBeginnerNew
Inflation Hedging for a Lagos D2C Cosmetics Brand
Your task is to analyze recent inflation data, Central Bank of Nigeria (CBN) monetary policy, and USD/NGN exchange rate trends. Then, propose a combination of financial instrume…
- Inflation Analysis
- Monetary Policy
- Exchange Rate Forecasting
Macroeconomics - AnalysisBeginnerNew
Demand Forecasting for a New York D2C Cosmetics Brand
You are a forecasting analyst at Glow NYC. Using provided monthly sales data (units sold) for 10 SKUs, develop a time series forecast for the next 3 months. Compare at least two…
- Time Series Analysis
- Forecasting
- Data Visualization
Forecasting for Decision Making
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.