Software Engineer (Barcelona)



Software Engineering
Barcelona, Spain
Posted on Thursday, June 20, 2024

PERKS of joining the A-team:

Work-life Balance

  • 25 vacation days
  • Flexible start and end of working day
  • Flexible in-office work commitment
  • Sabbatical opportunity after five years of employment


  • Daily in-office lunch stipend and a fully stocked kitchen
  • Comprehensive private health coverage w/ out-of-network reimbursement options
  • Relocation to Barcelona supported with external provider services

Learning & Development

  • Commitment to professional development opportunities
  • Employee-led initiatives including annual company-wide innovation day & DEI resource groups
  • Peer & company recognition programs
  • Monthly educational lunch & learns

Why join our tech team?

  • You’ll collaborate with other engineering leaders on all matters that impact the Engineering team, including resourcing and building technology/product vision.
  • You’ll have the opportunity to coach, mentor, and learn from highly-skilled colleagues, by leading initiatives, performing code reviews, and contributing to technical designs.
  • The team works on a technical stack which includes both cloud and on-premise deployments, big-data ingestion and analytics, distributed systems, and algorithmic complexity.


As a science-driven healthcare analytics company with a rapidly growing customer base, we are seeking multiple software engineers across levels of responsibility and technological expertise to strengthen our pluri-disciplinary engineering team in Barcelona.

As a software engineer, you will contribute to all parts of the software development lifecycle, including design, development, documentation, testing, and operations. You will play a key role in defining problems, designing solutions, and executing to achieve results. You will collaborate with other engineers to lead continuous improvements, refactoring, and rearchitecting to meet the growing expectations of our legacy system.

You will also partner cross-functionally with our product and science teams to provide insights on technology advancements contributing to increased scalability, reliability, and availability for Aetion’s platform.


  • Different roles are available. Depending on your role: Work to enhance our analytics engine, refine our data ingestion capabilities, further automate our infrastructure and tooling, or enrich one of our rapid-cycle full-stack analytic applications.
  • Develop and document highly performant and scalable component and software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
  • Provide expertise on devising technical solutions, and make shrewd judgment calls on when and how to invest in tactical vs. strategic solutions.
  • Implement automated tests to validate changes to the codebase, and generally to increase overall coverage.
  • Provide insights and suggest technology advancements for the codebase’s scalability, reliability, and availability.
  • Mentor, guide, and develop less senior engineers.
  • Document each aspect of a system or application as a reference for future upgrades and maintenance, as well as faster onboarding of new hires.
  • Collaborate closely with our product, design, and science teams to understand the needs of our clients.


Required Qualifications

  • Bachelor's Degree in Computer Science, Engineering, or related field (or equivalent experience).
  • 5+ years of experience writing production-level code in Java, Python, or Scala for Senior-level engineers (7+ years for Staff-level engineers.)
    • Full stack engineers should have proven TypeScript experience instead, ideally combined with some Java experience.
  • Ability to demonstrate understanding of system design, data structures, and algorithms.

Preferred Qualifications

  • If SRE is your specialty: Experience with containerized, distributed systems using Kubernetes, and CI/CD.
  • If full stack development is your specialty: Experience with high proficiency with front-end frameworks such as React, Angular, or similar.
  • Agile Methodology experience leveraging CI/CD.
  • Experience with big datasets.
  • Ability to prioritize, communicate well, design for repeatability and scalability, exude ownership, and dig beneath the hood with technology.
  • Enthusiastic about working in highly collaborative team environments, including partnering with product teams to find creative solutions for challenging engineering problems.

*We understand not everyone will meet all the above qualifications on day one. As a team of lifelong learners, we encourage you to apply if you are passionate about the role and want to grow your skills. We are excited to meet people who are committed to improving healthcare and can contribute to our team in a variety of ways.