Senior PHP Developer, Madrid

Senior PHP Developer Hey there! Were Fever, the worlds leading tech platform for culture and live entertainment, Our mission? To democratize access to culture and entertainment. With our proprietary cutting-edge technology and data-driven approach, were revolutionizing the way people engage with live entertainment. Every month, our platform inspires over 300 million people in +40 countries (and counting) to discover unforgettable experiences while also empowering event creators with our data and technology, helping them scale, innovate, and enhance their events to reach new audiences. Our results? Weve teamed up with major industry leaders like Netflix, F.C. Barcelona, and Primavera Sound, presented international award-winning experiences, and are backed by several leading global investors! Impressive, right? To achieve our mission, we are looking for bar-raisers with a hands-on mindset who are eager to help shape the future of entertainment! Ready to be part of the experience? Now, lets discuss this role and what you will do to help achieve Fevers mission. Behind the user-friendly iOS and Android apps and webpage that work across the world is the engineering team. We are in charge of creating, developing, improving, and maintaining all Fever services so that more people can have an amazing experience. About the role At Casfid (a Fever company), we build the technology that powers on-site experiences at some of the largest live events worldwide. Casfid is the RFID, access control and cashless payments technology provider of Fever Group, enabling millions of attendees to enjoy seamless, real-time event experiences. We are looking for a Senior PHP Developer to join our Payments squad, where we design and build robust, scalable and secure platforms for payments, reconciliation and fiscal automation. Youll work in highly demanding environments, where software quality, reliability and adaptability are essential, and where technical challenges are part of everyday work. Key responsibilities

• Be part of a multidisciplinary squad, focused on high concurrency, testability, best practices and efficiency.
• Design and develop robust and maintainable APIs for payment systems, reconciliation and fiscal process automation.
• Participate actively in architectural decisions, helping to build scalable, resilient systems.
• Implement high-concurrency workflows, with a strong focus on operational stability and traceability.
• Integrate external services that handle critical business logic.
• Contribute to test coverage, code reviews and controlled deployments through CI/CD pipelines.
• Work with AWS services such as SQS, CloudWatch and Lambdas, managing events, queues and metrics effectively.
• Collaborate closely with other technical teams using the Atlassian suite (Jira, Bitbucket, Confluence, SonarCloud), following a results-oriented approach focused on quality and continuous improvement.

About you

• Be part of a multidisciplinary squad, focused on high concurrency, testability, best practices and efficiency.
• Design and develop robust and maintainable APIs for payment systems, reconciliation and fiscal process automation.
• Participate actively in architectural decisions, helping to build scalable, resilient systems.
• Implement high-concurrency workflows, with a strong focus on operational stability and traceability.
• Integrate external services that handle critical business logic.
• Contribute to test coverage, code reviews and controlled deployments through CI/CD pipelines.
• Work with AWS services such as SQS, CloudWatch and Lambdas, managing events, queues and metrics effectively.
• Collaborate closely with other technical teams using the Atlassian suite (Jira, Bitbucket, Confluence, SonarCloud), following a results-oriented approach focused on quality and continuous improvement.

It would be a plus if you...

• Experience working in payment systems or financial platforms.
• Experience with event-driven architectures.
• Familiarity with DevOps-oriented teams and cloud-native environments.
• Experience working in high-traffic, real-time systems.

Benefits Perks

• Real Flexibility
• An environment where tech reigns supreme, not spreadsheets
• Direct impact on products used by millions
• Growth, ownership, and zero unnecessary bureaucracy
• In-house events and festivals
• Great atmosphere, serious challenges, healthy team
• Diverse and inclusive culture
• Lunch Buddies: once a week, lunch is on us
• TaxDown tax filing
• Payflow for payroll advances
• Paid absences for your birthday, prenatal checkups and childbirth preparation classes for the pregnant womans partner, and in case of hospitalization or death of your pet
• Idsports Challenge: we support participation in sports challenges
• English activities to improve your fluency

About the process Fever aims to provide the best-fastest possible experience to our candidates. This is how it would look like:

• Talent Interview - 1h: An intro to Fever, our culture and a conversation about your background and experience.
• Technical Assignment: Your opportunity to demonstrate all you know! We would like to receive it back within 3 days.
• Team Interview - 1.5h: A discussion about your proposed solution to the technical challenge and your chance to make sure you know everything you need about Fever.
• Engineering Manager Interview - 1h: A deep dive into your technical expertise and your opportunity to ask anything you need to know about your day to day at Fever.

Thank you for considering joining Fever. We cannot wait to learn more about you! PHP,