10/13/2026 updated

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Senior Data Engineer | ML and AI Strategist and Researcher |

Valencia, Spain
Worldwide
Ph.D., Hispanic Linguistics - University of Iowa, 2020
Valencia, Spain
Worldwide
Ph.D., Hispanic Linguistics - University of Iowa, 2020

Profile attachments

Mayela Zambrano 9.22.26.docx (1).pdf

About me

I help businesses turn complex data problems into systems they can understand, trust and use. I work across data engineering and machine learning, from designing pipelines, building models and scoring systems to connecting that work with AI agents that help teams act on the results.

AI AgentsData ArchitectureData InfrastructureData IntegrationData ProfilingIBM InfoSphere DataStageEnterprise Architecture FrameworkMachine LearningAzure SQLSAP PowerDesignerDataOpsAzure Machine LearningAzure Data LakeScaled Agile FrameworkAzure AutomationDelivery PipelineAWS Data AnalyticsAzure Service FabricAzure Data AnalyticsAzure Synapse AnalyticsData PipelinePipeline ReportingDatabricksData Generation
Data Pipeline Development
Design and implementation of end-to-end data pipelines using Azure Data Factory, Microsoft Fabric, Airflow, and ETL/ELT frameworks for large-scale organizations, enabling real-time analysis and scalable data processing.

SQL & Python Programming
Proficiency in SQL and Python for data engineering tasks, including data transformation, automation, and integration across cloud and on-premise environments.

Power BI & Business Intelligence
Development and management of enterprise dashboards and analytics layers in Power BI, supporting business reporting, KPI tracking, and decision-making for large stakeholder groups.

Azure Data Factory & Azure Fabric
Hands-on experience building and maintaining Microsoft Fabric and Azure Data Factory pipelines to integrate API data into Lakehouse environments for real-time analysis.

BigQuery & Cloud Warehousing
Experience with BigQuery and cloud data warehousing solutions, delivering scalable cloud data models aligned with business KPIs.

Apache Spark & Scala
Development and maintenance of analytics components using Scala and Spark on the backend, supporting large-scale data processing and analytics layers.

Data Modeling
Design of scalable data models for cloud and enterprise environments, ensuring data quality and alignment with business requirements.

ETL/ELT Design
Creation and optimization of ETL pipelines using Teradata, Informatica, Talend, and Azure Data Factory, including implementation of data quality checks that reduced reporting errors by 40%.

Git & CI/CD
Version control and continuous integration/continuous deployment practices using Git and CI/CD pipelines in agile, cross-functional team environments.

Agile & SAFe Scrum
Certified SAFe 5 Scrum Master with experience working in agile, multi-consultancy environments collaborating with data, engineering, and product teams.

Experience

Professional experience5 - 10 years
Freelancer since2023

Languages

EnglishNative speakerFrenchFluentItalianFluentSpanishNative speaker

Project history

Analytics Engineer

Niji
Contributed to the development and maintenance of enterprise analytics products combining data engineering and application development. Worked on end-to-end data pipelines and analytics layers supporting business dashboards and reporting. Developed and maintained analytics components using Scala and Spark on the backend. Partnered with cross-functional teams (data, engineering, product) in a large-scale, multi-consultancy environment.

Sr. Data Engineer (Remote)

Centric Consulting
Built and maintained Microsoft Fabric pipelines to bring API data into Lakehouse for real-time analysis. Developed enterprise dashboards in Power BI for wealth management firm leadership. Delivered scalable cloud data models aligned with business KPIs.

Sr. Data Engineer

Centene Corporation
Created and optimized ETL pipelines using Teradata, Azure Data Factory, Informatica and Talend. Managed 10+ Power BI dashboards used by 100+ stakeholders. Implemented data quality checks that reduced reporting errors by 40%. Mentored analysts and promoted best practices in dashboard usability and UX clarity.

Lecturer and Researcher

Washington University in St. Louis
Taught undergraduate courses in Spanish linguistics and language. Conducted NLP research on language use in digital and educational contexts.

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