André Abner

Operations Analyst | Analytics Engineer | Data Engineer |

Belo Horizonte, Minas Gerais, Brazil

About

4+ years of experience in data analytics and analytics engineering: - Work experience designing and maintaining ELT pipelines with dbt and Dataform on BigQuery; - Work experience in Data Visualization (Looker Studio, Power BI, Tableau); - Work experience in advanced SQL and Python (Pandas, Scikit-learn) for data transformation and analysis; - Work experience in testing and statistical analysis for business decision-making; - Work experience with Google Cloud Platform (BigQuery, GCP) and AWS; - Work experience in financial markets and crypto assets (regulated markets in Brazil and Europe); - Bachelor in Production Engineering by Universidade Federal de Ouro Preto (UFOP). I'm always open to exchanging ideas and discussing new challenges. Let's connect!

Experience

  • Operations Analyst Sr. at 99
    Jan 2026 - Present · 6 mos

  • Hashdex (3 yrs 2 mos)
    • Data Analyst - Analytics Engineering
      Aug 2025 - Jan 2026 · 6 mos

      Led the migration and optimization of the company's entire data pipeline infrastructure, moving from Terraform-based pipelines to Dataform on BigQuery — implementing incremental tables that significantly reduced processing costs on datasets exceeding 50GB. - Rebuilt data pipelines from scratch alongside the team, owning the full Dataform migration and optimizing model structure with incremental logic; - Maintained company-wide data models consumed by most teams, powering dashboards tracking core business metrics: shareholder count, AUM, and net new money; - Ensured data reliability across the analytics layer, supporting both strategic leadership and team-level analysis. Stack: Dataform · dbt · BigQuery · SQL · Python · Looker Studio · GCP

    • Analista de dados
      Aug 2023 - Aug 2025 · 2 yrs 1 mo

      Scaled the analytics function across the company, building 50+ dashboards for cross-functional teams and leading data quality improvements that made large datasets viable for regular analysis. - Delivered dashboards and reports for all major business areas, including shareholder analytics, AUM tracking, crypto price correlation, and cash flow trends; - Reduced querying costs on 50GB+ shareholder tables by implementing incremental table strategies; - Integrated Python (Pandas, Scikit-learn) with SQL workflows to produce machine learning-driven insights on churn and fund performance. Stack: Python · SQL · BigQuery · Looker Studio · GCP

    • Data Intern
      Dec 2022 - Aug 2023 · 9 mos

      Joined as an intern and immediately contributed to two meaningful projects that shaped my path into analytics engineering. - Built Crypto Metrics, a comprehensive dashboard tracking key on-chain and market indicators for Bitcoin, Ethereum, and stablecoins using Messari API data; - Conducted a market study on crypto ETP trading volumes across European markets to inform product positioning strategy; - Developed Bloomberg data pipelines from scratch, laying the groundwork for structured financial data ingestion. Stack: Python · SQL · BigQuery · Looker Studio

  • Estagiário de dados at ClubPetro
    Jul 2021 - Nov 2022 · 1 yr 5 mos

    First data role — where I learned to translate business problems into structured analysis. - Applied clustering models in Python to segment 100+ gas station clients by behavioral profile, enabling the Customer Success team to personalize their approach and improve retention strategies; - Built interactive Power BI dashboards to track loyalty campaign performance and support commercial decisions; - Collaborated closely with the CS team to turn data insights into actionable loyalty program improvements. Stack: Python (Scikit-learn) · Power BI · SQL

  • Professor de inglês at UPTIME – Comunicação em Inglês
    Mar 2020 - Apr 2021 · 1 yr 2 mos