Skip to content

Junior Data Engineer

  • Spain
€28,000 - €35,000 per yearTech

Job description

We are looking for a Junior Data Engineer for the core of our application. We are looking for a generalist software developer who loves learning new things and facing new challenges but we also value if you have some deep experience in specific topics such as scalability, XP practices, algorithms, web development, etc.

At Nextail, you will be part of a cross-functional and autonomous team where you will build cloud components for the company.

We love developers with a strong Product and Agile mindset who value good technical practices. Developers who are eager to learn new things and face new challenges of usability and scalability. Developers who enjoy staying close to Production, doing continuous deployment with special care on quality. We are a remote company, but you can also work in the Madrid offices. At the moment, we are only seeking candidates in Europe (UTC+02:00 or similar).

Our team:

You will be part of the Integrations team. Some of the coworkers from our teams are:

Carlos Varela (Senior Architect)

Rosa Ferrando (Senior Software Engineer)

Pablo Axeitos (Senior Software Developer)


  • Architecting and designing complex data systems and pipelines.
  • Evaluate and enhance the performance of data management systems, ensuring they meet both technical and business requirements.
  • Evaluating and recommending new technologies to enhance data infrastructure.
  • Review existing systems and processes, identifying areas for improvement and implementing changes in a timely and effective manner.
  • Work with data to solve business problems, building and maintaining the underlying infrastructure.
  • Collaborating with cross-functional teams to ensure data solutions are optimized and aligned with company goals.
  • Participate in system design consulting and platform management

We offer:

  • High flexibility: We’re strong believers that what matters most are results. Each Nextailer is empowered, through trust and ownership, to organize their time as they see fit without jeopardizing the time or work of their colleagues.
  • Remote-first philosophy: Nextail started as a remote company and continues to offer a nice mix of remote and/or office-based environments around the world.
  • International environment: We operate across the globe, with recent operations reaching from Europe to Australia, and our team alone consists of professionals of more than 15 different nationalities. While many of us are multilingual, our working language is English.
  • Diversity on all levels: United as a single team, we celebrate diversity at every dimension*. Professionally speaking, are you ready to work alongside tech geniuses, data science magicians, and fashionistas? You’ll have teammates with extensive experience in a wide variety of professional fields, including technology, retail, consulting, and entrepreneurship.
  • The laptop of your choice: Please work with the tools that are most comfortable for you!
  • Flexible compensation plan: We offer a fixed + variable salary.

Job requirements

First of all, we are looking for a good workmate to join the team. We value working in a safe and constructive environment where everybody can thrive over any specific technical skill.

In our team, you will also find people focused on generating an impact in the company, rather than just taking on new tasks to develop. We expect that the person who joins us is as excited about this bias towards impact and action as we are.

Required skills:

  • 1+ years as a Data engineer in a professional environment.
  • Experience designing and implementing a fully operational production-grade large-scale data solution on Snowflake Data Warehouse.
  • Experience modeling and manipulating datasets with SQL and Python.
  • Proficiency in designing, implementing, and maintaining scalable and robust data architectures.
  • Ability to work on a dynamic team that has concurrent projects.
  • Continuous integration/delivery environment experience with a passion for automation.
  • Experience working with software engineering best practices for development.
  • Strong communication & collaboration skills.

Preferred skills:

  • Bachelor's or Master's degree in Computer Science, or similar discipline (or equivalent experience).
  • Skill in optimizing data processes and infrastructure for efficiency, scalability, and cost-effectiveness.
  • Strong understanding of schema design methodologies and data models.
  • Familiarity with the AWS ecosystem, specifically Redshift and RDS.
  • Experience optimizing queries for SQL and/or NoSQL databases
  • Knowledge of both relational and non-relational database design.

*Nextail is an equal-opportunity employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status

To all recruitment agencies: Nextail does not accept agency resumes. Please do not forward resumes to our jobs alias, Nextail employees, or any other organization location. Nextail is not responsible for any fees related to unsolicited resumes.


Encuéntranos en Glassdoor.