Marley B.

Data Engineer

Portugal

Trusted member since 2023

7 years of experience

He is a multi-certified Google and Databricks Data Engineer, having worked on such tools for the past five years. He is typically responsible for developing data pipelines, deploying and maintaining them. Besides, Marley has experience in data analysis, machine learning, natural language processing, web scraping, and creating data visualizations.

Marley is a very communicative person who enjoys collaborating with the larger Data team: BI, Data Scientists, PMs. Previously, Marley worked for companies such as McKinsey, Oracle, and Capgemini.

Main expertise

Apache Kafka3 years

Apache Spark5 years

CSV5 years

ETL4 years

13+

Experience8

Lead Data Engineer

Proxify - MyEdSpace•

Education

May 2024 - May 2025 · 1y

Led a high-performing data team of 4 professionals, including 1 data engineer and 3 data analysts, providing strategic direction and mentorship.
Supervised and managed team workflows, ensuring timely delivery of high-quality data solutions.
Designed and implemented scalable data architecture to support BI and analytics needs.
Oversaw the development of automated, reliable data extraction pipelines.
Led the successful migration of critical data assets from MySQL to Google BigQuery, enhancing performance and reducing costs.

Python

SQL

Google Cloud

BigQuery

Senior Data Engineer and Architect

McKinsey & Company•

Information Technology (IT) and Services

May 2022 - Apr 2024 · 1y 11m

Created and maintained data pipelines, extracting data from various ERPs using Python, SnapLogic, and other tools.
Ingested data into SQL Server and Snowflake for processing and analysis.
Held responsibility for the Center of Competency for SnapLogic, overseeing best practices and standards.
Developed and maintained Python scripts to support data engineering workflows.
Supervised and managed junior data engineers, providing guidance and support in their tasks and development.

dbt

Data&Solution Architect

Capgemini Engineering•

Information Technology (IT) and Services

Nov 2021 - Apr 2022 · 5m

Designed solutions for a wide range of clients and industries.
Took responsibility for architecture decisions, including tools, workflows, resource allocation, and time planning.
Developed assets, proof of concepts (POCs), and presentations to support client engagements and internal initiatives.

dbt

Data Engineer&Analytics

Capgemini Engineering•

Information Technology (IT) and Services

Jul 2021 - Nov 2021 · 4m

Worked as a Data Engineer allocated to clients in the energy utilities, manufacturing, and other industries.
Was responsible for designing and implementing ETL processes.
Created data visualizations to support data-driven decision-making for clients.

Data Engineer

X-Testing•

Information Technology (IT) and Services

Jul 2017 - Jul 2021 · 4y

Worked as a Data Engineer allocated to external customers on various data projects.
Extracted data and generated insights, reports, and APIs for customer teams.
Utilized technologies such as Python, Spark, and cloud platforms to deliver effective solutions.
Applied strong soft skills to collaborate with stakeholders and ensure project success.

Cloud Sales

Oracle•

Information Technology (IT) and Services

Aug 2015 - Jul 2017 · 1y 11m

Was part of the Oracle Converged Infrastructure Group, responsible for Oracle infrastructure offerings, including engineered systems deployed on-premise, in the cloud, or in hybrid environments.
Supported the company's efforts to respond to customer demand for Infrastructure as a Service (IaaS) and Platform as a Service (PaaS).

Oracle

Solution Architect

CTIS Tecnologia•

Information Technology (IT) and Services

Dec 2014 - Aug 2015 · 8m

Developed and maintained in-depth knowledge of Oracle Systems product offerings, sales programs, strategic initiatives, and competitors in the North and Northwest regions of Brazil.
Established and nurtured strong relationships with the sales team by providing consultative sales support and guiding account managers through Oracle Systems technology.
Collaborated with cross-functional sales teams across the organization to close deals and achieve sales targets.

Oracle

Business Analyst Intern

IBM•

Information Technology (IT) and Services

Mar 2010 - Feb 2011 · 11m

Assisted in gathering and analyzing business requirements to support data-driven decision-making.
Collaborated with cross-functional teams to identify process improvements and support project planning.
Documented business processes, workflows, and stakeholder needs to inform system enhancements.

Engineering excellence

All Data Engineers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Data Engineers are distributed across that range, where our acceptance threshold for this parameter sits, and where Marley stands.