Senior Backend Engineer (PHP)

TL;DR

Senior Backend Engineer (PHP): Leading the evolution of a global platform with more than 20 million users, refining services to improve scalability and efficiency with an accent on high-performance distributed systems. Focus on system stability and translating complex requirements into scalable technical roadmaps.

Location: Must reside in and be fully eligible to work in either the UK or Spain. Proof of a valid right to work in one of these two countries will be required.

Company

hirify.global is the world’s first eSIM store that helps people connect in over 200+ countries and regions across the globe.

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.
• 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.
• Fluent English with the ability to explain complex technical trade-offs to stakeholders.

Nice to have

• Experience with SaaS/PaaS, SOA, or microservices architecture.
• Experience with eSIM, or GSMA technologies.
• Familiarity with Traveltech solutions.
• Experience in building or maintaining custom SDKs.

Culture & Benefits

• Remote-first.
• Health Insurance, work-from-anywhere stipend, annual wellness & learning credits.
• Annual all-expenses-paid company retreat in a gorgeous destination.