Sales Forecasting Model for Retail Chain (Time Series Analysis)

Job ID: 39588534

Budget: $30 – $250 USD

We’re seeking a data scientist with strong experience in time series forecasting and multivariate modeling to help build a predictive model for daily sales over the next 6 weeks.

You’ll be working with anonymized historical sales data from 9 high-performing retail stores. The dataset includes store-level and day-level features such as store type, assortment level, promotions, customer count, holidays, and competition metrics.

Key tasks include:

Preprocessing data (handling outliers, standardization)

Checking for stationarity and cointegration

Modeling (e.g., VAR or other approaches depending on data characteristics)

Evaluating performance using MAPE

Delivering forecasts for a defined future period

Knowledge of techniques like Johansen cointegration test, difference modeling, and causal variable analysis is a plus.

Only serious and qualified professionals with demonstrable time series forecasting experience should apply.