[Job 31517] Data Scientist

Brasil💼 Full-time🗓 2026-09-06 → 2026-09-21

Core

Design and implement a two-tier optimization engine for market prioritization, budget allocation, and maximizing audience impressions delivery within business constraints.

Role type

Senior IC optimization/data scientist

Builds

Production optimization engine for media planning and budget allocation

Domain

Advertising/Media Planning + Operations Research

Deliverable

production ML models

Required skills

Mixed-Integer Programming (MIP), heuristic algorithm design, multi-objective optimization, AWS, Python, mathematical formulation of business requirements

Preferred skills

AWS Lambda deployment, advertising/media planning domain knowledge, media metrics (CPM, GRP, impressions), parallel computing

Technologies

Gurobi, CPLEX, Python, AWS

Responsibilities

Design heuristic algorithms for market prioritization and budget allocation; implement MIP optimization to maximize audience impressions; collaborate with domain experts in agile sprints; translate business requirements into mathematical formulations

Seniority

Senior, hands-on IC

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About Ci&T

CI&T is seeking a senior **Data MDM Architect** to join an embedded engagement with a leading U.S.-based client operating at the intersection of ESG advisory and carbon credit trading. The client manages complex, high-volume data across multiple integrated platforms to support both enterprise sustainability consulting and financial trading operations. As data volumes, integration complexity, and regulatory expectations grow, the need for a unified, authoritative data architecture has become a strategic priority — making this role critical to the client's next phase of growth.