Backend/PHP Engineer

Airalo; Barcelona; Presencial; EUR 58.000 - 84.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Life at Airalo Spain

Life at Airalo United Kingdom

Descripción de la vacante

Airalo is hiring a backend engineer to build and maintain scalable services for a global customer base. You will implement robust APIs, optimize database queries, and contribute to a modular, service-oriented architecture.

The role requires 3-5 years in backend development with PHP, strong OOP knowledge, and experience with Laravel or Symfony. You will work in English within a remote team across Spain and the UK, with CI/CD, Docker, and testing practices valued.

Formación

• 3-5 years of professional backend development experience with PHP.
• Experience building applications in Laravel or Symfony with a desire to transition.
• Strong understanding of OOP, interfaces, and code modularity.

Responsabilidades

• Develop and maintain robust backend services capable of handling high-volume global traffic.
• Implement functional APIs and optimize query performance for a seamless user experience.
• Contribute to modular architecture and service-oriented systems.
• Write clean, maintainable code applying SOLID, OOP, and design patterns.
• Master debugging and resolving issues across the stack.
• Integrate asynchronous processes using queues and event-driven patterns.
• Collaborate with Senior Engineers and Product teams to deliver high-quality solutions.

Conocimientos

PHP

Laravel

Symfony

OOP & Design Patterns

SQL & Indexing

AI Tools Usage

Docker

CI/CD

Testing (Unit & Feature)

English Communication

Herramientas

Docker

CI/CD

Descripción del empleo

Help Us Build The Future of Travel

At Airalo, we're making it easier for people to stay connected wherever they travel. As the world's first eSIM store, we help millions of travelers access affordable mobile data in 200+ countries and regions around the world.

Your Next Destination

• Location: Remote, anywhere in Spain or the UK.
• Contract:
  • Spain: Full-time, permanent contrato indefinido via Deel (our employer of record in Spain)
  • UK: Full-time, permanent
• Benefits: Learn more about our benefits here in this link - https://airalo-public.notion.site/Benefits-25396a97ffca81fb9bc1f0be479f1be3?pvs=74
• Languages: English is our main working language day to day, so you'll need to be comfortable communicating in it both in meetings and async.

Benefits

• Life at Airalo
• España : https://airalo-public.notion.site/life-at-airalo-espana
• Life at Airalo
• United Kingdom : https://airalo-public.notion.site/life-at-airalo-united-kingdom

Your Main Responsibilities Are

• Develop and maintain robust backend services capable of handling high-volume global traffic.
• Implement functional APIs and optimize query performance to ensure a seamless user experience.
• Contribute to our modular architecture, helping us build resilient, service-oriented systems.
• Write clean, maintainable code by applying SOLID principles, OOP best practices, and design patterns.
• Master the art of debugging, identifying and resolving issues across our stack with precision.
• Integrate asynchronous processes using queues and basic event-driven patterns to improve system efficiency.
• Collaborate closely with Senior Engineers and Product teams to turn requirements into high-quality technical solutions.

Does This Sound Like You

• 3-5 years of professional backend development experience with a solid command of PHP.
• Proven experience building applications in Laravel or a strong background in Symfony with a desire to transition.
• Strong understanding of OOP, interfaces, and code modularity; you know why "clean code" matters.
• Solid knowledge of SQL, including database indexing, migrations, and basic query optimization.
• AI Proficiency: Ability to effectively use AI tools during technical tasks; we value engineers who know how to prompt, validate, and iterate with AI to build better software faster.
• Familiarity with modern infrastructure, including Docker and basic CI/CD pipeline troubleshooting.
• Experience with testing, specifically writing unit and feature tests to ensure code reliability.
• Fluent English with the ability to communicate technical progress and seek support effectively within a remote team.

Bonus

• Familiarity with caching mechanisms (Redis/Memcached) and Cloud services (AWS).
• Experience with SaaS or Traveltech solutions.
• Experience with eSIM or GSMA technologies.
• A curiosity for distributed systems and horizontal scaling.

€58,000 - €83,500 a year

At Airalo, we believe in roaming-free recruitment. Just as we provide clear connectivity for travelers, we provide clear salary ranges for our candidates.

Given this role is remote and available to candidates across some countries in Europe, this range represents the full salary range for this role across our available locations in the EU. To ensure equity based on where you reside we use a tiered location model:

Spain: €58,000 to €83,500

Your Home Destination: Specific salary ranges used in offers are determined by where you reside. We’re committed to discussing these ranges openly during your first call with our Talent to ensure we’re aligned for takeoff!

Please be aware that we can only consider candidates for this role who already reside and are fully eligible to work in Spain.

Why People Join Us

Why people join us in Spain

We started Airalo to make staying connected effortless, wherever you are in the world. Today, millions of travelers rely on our eSIMs, and many of the people building the product were customers first.

Our team is united by a shared belief that great work happens when people are trusted to own what they do. As Airalo continues to grow, so do the opportunities to learn, take on new challenges, and make a real impact.

For many of our teammates in Spain, it's the combination of stability, flexibility, and genuine work-life balance that makes Airalo feel like home.

Why people join us in the UK

We started Airalo to make staying connected effortless, wherever you are in the world. Today, millions of travelers rely on our eSIMs, and many of the people building the product first discovered us as customers.

Our team spans 60+ countries, but what people often notice quickly is how work actually feels here. There's trust to own what you do, space to focus without constant layers of process, and a clear sense of what you're responsible for from day one.

As Airalo continues to grow, people tend to stay for a mix of things: the chance to work on a product used globally, the autonomy to shape how they work, and the opportunity to keep taking on new challenges without getting stuck in one lane.

On-Call

• Paid Rotation: We offer standby fees + overtime pay.
• Delayed Start: No on-call duties for your first 6 months.
• Rest & Recovery: Guaranteed rest periods and flexible hours following night incidents.
• Shared Load: Rotations are split (Weekdays vs. Weekends) to minimize fatigue.

Please refer to the On-Call Policy in the Airalo Handbook for full details: https://airalo-public.notion.site/our-approach-to-engineering-on-call-policy

Before You Hit Apply

By applying, you acknowledge and agree that, in case of successful application, Airalo may request to run background checks as a condition for entering into an agreement with you. Rest assured that these checks will only occur upon your prior consent and at the end of the selection process, and will be strictly limited to what is allowed under the laws that are applicable to you. All data that you share or that we collect in connection with such checks will be processed in accordance with our Privacy Policy, available here: www.airalo.com/more-info/privacy-policy?srsltid=AfmBOooBT0rXAj1FaNelZ3VfN0wvhwzvAoxdtHnOKSVETpiSjiXVuycy

We sincerely thank all applicants in advance for submitting their interest in this opportunity. Airalo is an equal-opportunity employer and values diversity, equity & inclusion. We do not discriminate on the basis of race, religion, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We are committed to providing reasonable accommodations upon request for individuals with disabilities throughout our job interview process.

At Airalo, we use AI-assisted tools as part of our recruitment process. Your application will be reviewed using tools that help our recruiters analyze and organize CV information. These tools support, but do not replace, human judgment; all hiring decisions are made by humans. If you progress to an interview, we may use tools to generate AI-assisted notes – you can opt out of these. For more information on how we handle your data, please see our Privacy Policy: https://www.airalo.com/more-info/privacy-policy.