Responsibilities
- Own and deliver quarterly technical goals for the Communications area.
- Design and evolve reliable backend services for high-volume, multi-region, multi-tenant communications.
- Build and operate resilient integrations with external messaging vendors.
- Identify and resolve scalability, developer experience, technology, process, and operational-resilience issues.
- Define service-level objectives and metrics, improve alerting and incident response, and participate in the required on-call rotation.
- Improve design, testing, code review, rollout, and operational standards.
- Provide mentorship, feedback, and technical direction to teammates.
Requirements
- 5+ years of software development or engineering experience with deep system design and architecture knowledge.
- Proficiency in Python, Kotlin, or similar modern programming languages.
- Experience developing highly available distributed systems using AWS, MySQL, DynamoDB, and Kubernetes.
- Experience designing multi-region, multi-tenant platforms with strong isolation, scalability, failure recovery,
and data-consistency guarantees.
- Experience integrating third-party communications or messaging vendors and designing abstractions for differing capabilities, rate limits, and failure modes.
- Ability to plan and deliver significant features or system components with simple, extensible designs and high-quality code.
- Experience making significant changes in large codebases using tools and practices that support safe delivery.
- Proficiency with AI-assisted development tools and sound judgment in validating their outputs.
- Strong ownership, growth mindset, verbal communication, and written communication skills.
Benefits
- Remote-first role based in Spain, with occasional in-person work potentially required and an in-person onboarding experience for new hires.
- Visa sponsorship is available for this role, provided the employee is based in Spain.
- €86,000–€122,000 annual base pay range.
- 100%
📌 Senior Software Engineer (España)
🏢 Affirm
📍 España