Senior Software Development Engineer, BuilderWorks

apartmentAmazon placeMadrid calendar_month 
We are looking for a Senior Software Development Engineer to drive technical implementation of core GenAI testing & validation systems. You will partner with Principal Engineers, SDMs, TPMs, scientists and peer SDEs to define architecture, build components, and ensure high-quality, scalable solutions.

You will be a technical leader for your team and help mentor other SDEs.

Key job responsibilities
  • Architect, design, and implement major features or subsystems in automated testing / validation using GenAI.
  • Dive deep into technical details: high performance, reliability, security, scalability. Ensure systems can handle large scale usage / production load.
  • Collaborate with product / science / other engineering to define requirements, propose technical solutions, estimate complexity, trade offs.
  • Mentor and guide junior and mid-level engineers; do code reviews; propose architectural improvements; raise technical standards.
  • Participate in design & architecture reviews; influence platform and framework decisions.
  • Ensure operational excellence: monitoring, metrics, CI/CD, incident handling; drive continuous improvements.
  • Balance delivery vs. technical debt; make thoughtful trade offs.

About the team

BuilderWorks’ mission is to accelerate the rate at which builders can deliver differentiated customer-facing applications while reducing maintenance and operational costs. This team within BuilderWorks will explore how Generative AI can revolutionize automated testing, enabling faster iteration, higher confidence in releases, and improved customer experiences.
We are a collaborative, fast-moving team that values invention, simplicity, and a culture of engineering excellence.- Experience as a mentor, tech lead or leading an engineering team
  • Experience leading the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems
  • Experience in professional, non-internship software development
  • Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design
  • Experience in development in the last 3 years- Bachelor's degree in computer science or equivalent
  • Experience with full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations
Amazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build.

Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice (https://www.amazon.jobs/en/privacy_page) to know more about how we collect, use and transfer the personal data of our candidates.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information.

If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

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