Stefania Aina

Available to hire

About

  • 5 years' experience
  • Joined February 2026

Languages

  • PortugueseFluent
  • EnglishFluent
  • Spanish; CastilianAdvanced

Industry experience

  • Agriculture & Mining
  • Software & Internet
  • Professional Services
  • Manufacturing
  • Education
  • Life Sciences

Work experience· 5 roles

Data Scientist · Bayer Crop Science (via MTP Consultoria)Jan 2024 – Dec 2025 · 2 yrs

Spearheaded digital farming initiatives and cloud-native data pipelines; implemented the NEW VALORA crop-prescription program; integrated satellite and sensor data into a production-ready cloud solution; led end-to-end data architecture, governance, and analytics leveraging Python, PySpark, SQL, Azure Data Factory, Databricks, and BigQuery; deployed dashboards and governance across ERP and field data.

Senior Data Engineer · Bayer Crop Science (via MTP Consultoria)Jan 2024 – Dec 2025 · 2 yrs

Led production of end-to-end data pipelines across raw, staging, and curated layers with governance, observability, and traceability. Designed and deployed a semantic layer and data models to support digital farming initiatives; built CARLOTA, an irrigation-recommendation system powered by satellite and sensor data; migrated legacy workflows to modern multi-cloud architectures (GCP + AWS); produced real-time insights and dashboards to drive business decisions and cost efficiency; collaborated across engineering, science, and product teams to deliver scalable, business-focused data solutions.

Data Engineer · Grupo Salt a EducaçãoJan 2022 – Dec 2023 · 2 yrs

Spearheaded ingestion of complex data from multiple business systems (HR, OKRs, Finance, Trello); designed and implemented robust ETL pipelines; built a cloud-based data platform; automated financial and operational reporting; established governance, observability, and data quality controls; delivered Power BI dashboards and analytics for executives; reduced manual reporting by automating processes; founded and led the data team and analytics workflows.

Data Scientist · GoBots - AI StartupJan 2020 – Dec 2022 · 3 yrs
Data Scientist · GoBots AI StartupJan 2020 – Dec 2022 · 3 yrs

Education

Bachelor of Agricultural Engineering · State University of Campinas (UNICAMP)2014 – 2022
Agricultural Engineering · UNICAMP (State University of Campinas)2014 – 2022

Certifications and awards

Certificate of studies: Digital Agriculture2015 – 2021

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