Data Engineer

Porto, Porto District, Portugal

Full Time Mid-level / Intermediate USD 30K - 112K * logo

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Who is DefinedCrowd? Well, from a technical point of view, we leverage the power of a global crowd to provide some of the world’s biggest companies with the high-quality data they need to power their artificial intelligence. We’re instrumental to the progression and development of artificial intelligence and we couldn’t be prouder or more inspired to be involved in an industry that is changing the world.

From a personal point of view, we’re a group of big thinkers, high achievers and creative problem solvers. We bond over our shared love of software engineering, data science, and strong coffee. We like online gaming, running marathons, and team drinks. We celebrate authenticity and diversity and we’re invested in what we do. Our mission? World domination, obviously!

What will you do?

  • Ensure data reliability, efficiency and quality provided to end users
  • Be responsible for developing reliable and easy to modify data processing pipelines
  • Awareness of other departments needs in terms of data
  • Adapt and scale our data infrastructure as our operational services grow
  • Build and improve infrastructure for data science, business intelligence, analytics and other stakeholders
  • Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery and re-designing infrastructure for greater scalability


Who are we looking for?

Do you have the drive to work in an innovative and ambitious environment?

We’re looking for someone with a determined and proactive mindset, someone inspired and passionate to help us achieve our goals. Our successful candidate is a strong critical thinker, reliable and transparent, with an ability to learn and communicate. We’re looking for someone special to contribute to our unique culture.

Our Data Engineers have:

  • Background in the Computer Science or Engineering field or related
  • Software development experience in one or more of the following languages: Java, Python, C#
  • Understanding of distributed systems
  • Capable of designing scalable and data-intensive architectures
  • Knowledgeable of the most common trade-offs in data storage and retrieval
  • Experience with large-scale computation frameworks (e.g., Spark)
  • Experience with Kafka and/or RabbitMQ
  • Experience with Azure Data Factory and Synapse
  • Experience with Azure Data Lake Storage and Airflow.
  • Experience with Microsoft PowerBI or Apache Superset
  • Experience with SQL and/or NoSQL databases.
  • DevOps skills: CI/CD pipelines, Bash Scripting, Docker, Kubernetes


Why Join Us?

You spend a lot of your time at work, so it should be challenging, fun and interesting. At DefinedCrowd, it will be all of those things and more. Here’s what we offer:

  • A unique culture, healthy working environment, and a flexible working schedule
  • Excellent career development opportunities in a high growth company
  • Access to an excellent compensation and benefits package
  • An international and diverse team, representing more than 30 nationalities at our 4 locations
  • Global mobility and relocation support with the help of our specialized team
  • Continuous training opportunities leveraging hand-on workshops and formal development opportunities
  • The possibility to join our offices either in Lisbon or in Porto

About Us

DefinedCrowd offers a platform with multiple data delivery options that leverages machine learning technology and human intelligence to deliver quality-guaranteed training data for AI systems. The platform offers self-service and fully customizable solutions that deliver high-quality project-specific training data, enabling AI products reach market quicker. It is this business model that has allowed DefinedCrowd to raise a total of $63.6M in funding over 4 rounds. Our value proposition is quality, privacy, speed and scale, covering more than 50 different languages. With strong expertise in speech and natural language processing technologies, we have been serving AI companies and Fortune 500 companies since day one. DefinedCrowd was founded in Seattle and has offices in Lisbon, Porto and Tokyo.

* Salary range is an estimate based on our salary survey at
Job region: Europe
Job country: Portugal
Job stats:  8  0  0
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