.Senior Backend Engineer (f/m/d)To support our Backend Engineering team, we are searching for a Senior Backend Engineer (f/m/d) to be based in our Barcelona office.WHAT YOU WILL DOTackle Complex Challenges: Analyze, design, and develop systems to solve technical challenges and improve our e-commerce platform.Collaborate with QA: Work closely with our Quality Assurance team to build, test, and deploy new features seamlessly.Refactor for Excellence: Continuously refine and optimize the codebase through thoughtful refactoring to improve maintainability.Boost Performance & Stability: Ensure the usability, performance, and stability of our live systems with continuous improvements and updates.Code Reviews: Maintain the highest standards of code quality by participating in regular code reviews with the team.Document Solutions: Document new applications and software solutions thoroughly to ensure smooth knowledge transfer across the team.WHO YOU AREPHP Whiz: You have solid experience working with PHP and are excited to work with the Symfony Framework.E-Commerce Expertise: You're familiar with large-scale e-commerce systems and understand the domain's challenges and best practices.API Pro: You have hands-on experience building APIs and ensuring their performance and security.AWS Knowledgeable: You're familiar with the Amazon Web Services (AWS) ecosystem and its cloud offerings (SQS, SNS, S3).Golang Enthusiast: Experience with Golang is a major plus, but if you're willing to learn it, that works too!Team Player: You thrive in a team environment and have strong communication skills in English.WHAT WE OFFERUp to 32 days of holiday, depending on the length of service, starting with 28 days (excluding public holidays and weekends).Mobile office with up to 40% of your total contracted hours (job and position permitting).10 days/year of mobile office abroad in EU-countries (job and position permitting).Language & e-learning courses.Staff discount of up to 30%.Flexible remuneration benefits (ticket restaurant, ticket transport, and ticket child care (guardería)).Discounted membership for selected sports platforms & gyms.Private health insurance.Access to LinkedIn Learning.Individual support on mental health & well-being.Social Day.Employee Share Purchase Plan.WHO WE AREMytheresa is one of the leading global digital luxury shopping platforms. Our unique digital experience is based on a sharp focus on high-end luxury shoppers, exclusive product and content offerings, leading technology and analytical platforms as well as high-quality service operations. Since January 2021, we have been a listed company on the New York Stock Exchange. More than 1,900 employees from over 100 countries work passionately to provide the best shopping experience.Creating a strong as well as a diverse and inclusive team is essential for Mytheresa. For us, your expertise and motivation matter more than your individual walk of life