Senior Backend Engineer (PHP)

TL;DR

Senior Backend Engineer (PHP): Leading the design and evolution of a global platform with an accent on high-performance distributed systems, scalability, and service-oriented architecture. Focus on enforcing SOLID principles, optimizing database strategies, and mentoring mid-level engineers for system reliability and efficiency.

Location: Remote. Must reside in and be fully eligible to work in either the UK or Spain.

Company

hirify.global is the world’s first eSIM store and a travel-tech company focused on connecting people in over 200+ countries and regions globally.

What you will do

• Lead the design of high-performance distributed systems capable of handling global traffic.
• Develop and refine services to improve scalability and efficiency.
• Drive the transition toward a service-oriented architecture (SOA) to ensure modularity and resilience.
• Set the bar for code quality by enforcing SOLID principles, design patterns, and testing standards.
• Actively coach mid-level engineers through deep code reviews and technical knowledge sharing.
• Identify bottlenecks in services and implement advanced caching and database strategies.

Requirements

• 7+ years of professional backend development experience with a deep mastery of PHP.
• 4+ years of building enterprise-grade applications in Laravel or an equivalent senior background in Symfony.
• Mastery of distributed systems, event-driven architecture, and messaging patterns like SQS or Pub/Sub.
• Knowledge of SQL and NoSQL including performance tuning and handling transactions at scale.
• Experience architecting on AWS and managing containerized environments with Docker.
• A champion of clean code, automated testing, and CI/CD best practices.
• Fluent English with the ability to explain complex technical trade-offs to stakeholders.
• Must reside in and be fully eligible to work in either the UK or Spain.

Nice to have

• Experience with SaaS/PaaS, SOA, or microservices architecture.
• Experience with eSIM or GSMA technologies.
• Familiarity with Traveltech solutions.

Culture & Benefits

• Remote-first environment with work-from-anywhere stipend.
• Health Insurance, annual wellness & learning credits.
• Annual all-expenses-paid company retreat in a gorgeous destination.
• Paid on-call rotation with standby fees and overtime pay.
• No on-call duties for the first 6 months.
• Guaranteed rest periods and flexible hours following night incidents.

Hiring process

• Background checks may be requested upon prior consent at the end of the selection process.