Hello, I am

Electra
Zarafeta

Data Engineer based in Copenhagen. I build scalable data systems that turn complexity into clarity.

dbt Certified Developer AWS Certified Developer
Electra Zarafeta

Bringing ideas to life with data.

Combining my background in Computer Science, Software Development, and Data Science, I design and build production-grade ELT pipelines. Currently working at DFDS, I focus on delivering analytics-ready datasets at scale.

I hold an MSc in Human-Centered AI from DTU and a BSc/MSc in Computer Engineering from the University of Patras.

Core Expertise

  • 01. Data Engineering (ELT/ETL)
  • 02. Software Development (Python/C#)
  • 03. Cloud Infrastructure (AWS)
  • 04. Distributed Systems (Kafka)

Professional

2024 - Now

Data Engineer @ DFDS • Copenhagen, Denmark

Collaborating with data engineers, analysts, and business stakeholders to deliver analytics-ready datasets. Designing and owning production ELT pipelines.

Amazon RedshiftSnowflakedbtSQLAirflowKafka
2023 - 2024

Software Developer @ ConWX • Copenhagen, Denmark

Developed C# and Python internal tools and CI/CD pipelines in Azure DevOps. Enhanced performance by 90% and supported client-specific data pipelines.

PythonC#AWSDockerAzure DevOpsBash
2019 - 2020

Junior Software Developer @ Generali Greece • Athens, Greece

Co-responsible for Document Composition and Output Management. Designed dynamic automated workflows for insurance products.

JavaSQLXMLGroovyQuadient

Freelance

2024 - Now

Backend Developer @ Etherio Apartments

Designed and implemented backend architecture on AWS. Developed automated synchronization between website and Airbnb/Booking.com.

PythonAWSTypescriptDynamoDBGitHub Actions

Student

2022 - 2022

IT Student Assistant @ Ørsted • Copenhagen, Denmark

Supported development and maintenance of finance and infrastructure reports.

PythonPandasPower BIPower AutomateAzure DevOps
2021 - 2022

Data Scientist Intern @ Novo Nordisk • Copenhagen, Denmark

Collaborated on a mathematical model to forecast cost and CO2 emission variations across transportation modes.

PythonPandasTableauAWSAzure DevOps

Certificates & Awards

2026

dbt Certified Developer

dbt Labs

2024

AWS Certified Cloud Developer

Amazon Web Services (AWS)

2023

AWS Certified Cloud Practitioner

Amazon Web Services (AWS)

2023

Neo4j Graph Data Science Certification

Neo4j

2021

ISO 21500 Guidance on Project Management

Dansk Standard

2020

1st Place Hackathon Winner

Synthetic Health Data Hackathon 2020