A Generalized Additive Models (GAMs) developer designs, implements, and maintains statistical models that allow for flexibility in data analysis. They utilize GAMs to identify and interpret complex, non-linear relationships within data. The developer uses programming languages, like R or Python, for model development and validation. They also perform exploratory data analysis, feature engineering, and selection to improve model performance. They are responsible for presenting model results to stakeholders, explaining technical details in a comprehensible manner. Additionally, they constantly monitor model performance and update it when necessary, ensuring it accurately represents data patterns and trends.