Affirm is seeking a key leader to join their Decisions and Pricing Engineering team in Europe. The role involves building large-scale distributed systems, driving ML innovation, and developing technology strategy. Responsibilities include working with product managers and tech leads, generating sophisticated designs, writing high-quality code, fostering technical excellence, and mentoring engineers. The ideal candidate should have 6+ years of software engineering experience, proficiency in Python or Kotlin/Java, and excellent communication skills. This remote position offers competitive benefits, including health care coverage, flexible spending wallets, and generous time off. The role requires being based in Spain and may offer visa sponsorship.