Senior PHP Developer, Core Networks

Airalo s fully remote Core Networks team is growing. We are looking for a Senior PHP Developer who gets excited by deep-tech backend architecture, low-latency data streams, and high-availability systems. If you want to use your PHP/Laravel superpowers to orchestrate modern core networks and shape the future of global connectivity, you ll feel right at home here.

Responsibilities

• Design and maintain large-scale, high-performance systems.
• Develop and refine services to improve scalability and efficiency.
• Create RESTful APIs that power our front-end and third-party integrations.
• Collaborate on our migration to a service-oriented architecture (SOA).
• Write clean, maintainable, and testable code using industry best practices.
• Troubleshoot, debug, and resolve technical challenges.
• Actively contribute to all phases of the software development lifecycle.

Must Haves

• 5+ years of backend development experience in PHP.
• 2+ years working with Laravel to build enterprise-level applications or equivalent experience with Symfony and a strong motivation to learn Laravel.
• Expertise in distributed systems, scalable services, and RESTful APIs.
• Familiarity with event-driven architecture and messaging systems (e.g., queues, pub/sub).
• Strong SQL/NoSQL knowledge and caching strategies.
• Proficiency in OOP, SOLID principles, and design patterns.
• Experience with AWS services (e.g., EC2, Lambda, SQS, Aurora, DynamoDB).
• Experience with monitoring tools like Datadog and Prometheus.
• Hands-on containerisation skills with Docker.
• Fluent English communication skills.

Bonus Points

• Experience with SaaS/PaaS, SOA, or microservices architecture.
• Background in telecom, eSIM, or GSMA technologies.
• Familiarity with TravelTech solutions.