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Data Engineer, Fintech

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Onsite

Data Engineer, Fintech

Optasia

Data Engineer, Fintech

Skills

SQL QueriesBig DataData EngineeringPythonMachine LearningScalaLinuxKubernetesApache AirflowHadoop

5 months ago

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Important information


Contract type:

Permanent

Location:

Athens, Greece

Work mode:

Onsite

Published on:

7 August 2026

What they need


Optasia is a fully enabled B2B2X financial technology platform covering scoring, financial decisioning, disbursement and collection. We are committed to enabling financial inclusion for all. We are changing the world our way .

We are seeking for enthusiastic professionals, with energy, who are results driven and have can-do attitude, who want to be part of a team of likeminded individuals who are delivering solutions in an innovative and exciting environment.

We are looking for a Data Engineer to join our growing Data Engineering team . As part of our team, you will be able to design and implement highly scalable end-to-end batch and streaming data pipelines and contribute to Optasia's success.

What You Will Do

  • Improving scalability, stability, accuracy, speed and efficiency of our existing Data systems
  • Design and develop end-to-end data processing pipelines
  • Be comfortable navigating the following technology stack: Scala, Spark, Python3, scripting (Bash/Python), Hadoop, SQL etc.
  • Design, build, test and deploy new libraries, frameworks or full systems while keeping to the highest standards of testing and code quality
  • Develop, maintain and optimize our core libraries for batch processing and ingestion of large volumes of data to the big data infrastructure
  • Build and maintain CI/CD orchestration

What You Will Bring

  • Bachelor's or Master's degree in Computer Science or Informatics
  • 2+ years of experience in Data engineering
  • Working experience in software/data engineering and/or operations/DevOps/DataOps
  • Working experience with the Apache Hadoop ecosystem (YARN, HDFS, HBase, Spark)
  • Working experience with relational and NoSQL technologies
  • Systems administration skills in Linux
  • Experience with the deployment, configuration and maintenance of distributed systems and data/software engineering tools

Your key attributes

  • Experience in fluid virtual infrastructures such as containers (e.g Dockers, Kubernetes)
  • Experience with data and ML flow engines and tools, e.g. Apache Airflow
  • Passion for learning new technologies and eagerness to collaborate with other creative minds

Why you should apply What we offer:

👟 Flexible hybrid working

💸 Competitive remuneration package

🏝 Extra day off on your birthday

💰 Performance-based bonus scheme

👩🏽‍⚕️ Comprehensive private healthcare insurance

📲 💻 All the tech gear you need to work smart

Optasia's Perks:

🎌 Be a part of a multicultural working environment

🎯 Meet a very unique and promising business and industry

🌌 🌠 Gain insights for tomorrow market's foreground

🎓 A solid career path within our working family is ready for you

📚 Continuous training and access to online training platforms

🥳 CSR activities and festive events within any possible occasion

🍜 Enjoy comfortable open space restaurant with varied meal options every day

🎾 🧘‍ ️ Wellbeing activities access such as free on-site yoga classes, plus available squash court on our premises

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