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Leandro Marquesini
From Brazil 12:06 PM (GMT-03:00)
$35/hr or $74,000/yr

Active over a week ago


Member since Aug 2026

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Senior Data Engineer

Data Engineer
Available for hire
Years of experience
10+ years
Experience level
Senior
Available for
Full-time, Part-time
Available from
20 Sep 2026
Download Resume / CV

I am a Data Engineering Specialist, and Technical Lead with 15+ years of experience in software engineering and data engineering, specializing in building scalable, reliable, and cost-efficient data platforms and pipelines.

My experience includes Data Engineering, ETL/ELT, Data Architecture, Apache Spark, PySpark, Delta Lake, Apache Airflow, Python, SQL, and Azure. I design and implement end-to-end data solutions covering ingestion, transformation, orchestration, data quality, governance, monitoring, and performance optimization.

Currently at Raízen, I work as a Technical Lead, contributing to data architecture, technical decision-making, governance, engineering best practices, and cost optimization. I also support engineering teams by removing technical obstacles, mentoring developers and data engineers, promoting knowledge sharing, and helping teams deliver reliable data products.

I have a strong background in software engineering, which allows me to connect data engineering, application development, and business requirements to create practical and maintainable solutions.

Employment History

Senior Data Engineer at Raízen Current 2022 - Now
- Lead and develop end-to-end data engineering projects, aligning data architecture with critical business goals. - Apply data governance best practices to ensure high-quality, secure, and compliant data assets. - Utilize Delta Tables for reliable data storage, transactional integrity (ACID), and schema versioning. - Implement real-time data streaming pipelines using Change Data Capture (CDC), Apache Kafka, and PySpark. - Build, schedule, and manage Apache Airflow DAGs for robust workflow orchestration and monitoring. - Train and mentor team members, fostering a collaborative culture of continuous technical and professional growth. - Advocated for Git and GitHub best practices, leading version control, branch management, and CI/CD integrations. - Implemented rigorous data quality validations across pipelines using the SodaCL library. - Developed scalable backend APIs using Python and FastAPI to provide rapid, secured access to curated datasets. - Deployed and orchestrated containerized services and pipelines using Docker and Kubernetes.

Education

No education history.