Senior Backend Engineer: High-Traffic SaaS, Hybrid

Covermanager; Barcelona; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid model: 2 days/week in Barcelona

Bootcamp onboarding

Impactful product experience

AI-assisted development

International environment

Growth opportunities

Job summary

CoverManager is seeking a Senior Backend Developer to join our Product & Tech team, helping evolve a large PHP-based platform used by restaurants to manage reservations, customers and operations. You will focus on backend systems, concurrency, and real-time performance while collaborating with product, engineering and infrastructure teams.

You will work in a hybrid model with two days per week in Barcelona or Seville offices and the rest remotely, using Spanish and English.

Qualifications

• 5–7+ years of professional experience as a backend developer.
• Strong experience with PHP.
• Experience with Laravel or CodeIgniter.
• Experience with frontend frameworks and contributing to frontend development.
• Strong SQL experience (MySQL or similar).
• Experience working in complex or high-traffic systems.
• Experience writing unit and integration tests.
• Experience working in Agile environments (Scrum / Kanban).
• Advanced English (C1 or higher) with strong communication skills.

Responsibilities

• Deliver features in the reservation and restaurant management systems end-to-end, with quality and tests.
• Keep the platform fast, stable and scalable under high traffic and concurrency.
• Help evolve the architecture towards a more modular platform and reduce technical debt.
• Design, develop and maintain backend services and core platform components.
• Implement new features and improvements in the reservation and restaurant management systems.
• Ensure performance, reliability and scalability of backend systems.
• Contribute to architectural improvements and system evolution.
• Write clean, maintainable and well-tested code.
• Participate in code reviews and technical discussions.
• Collaborate with product managers and engineers to deliver features end-to-end.
• Identify technical improvements and help reduce technical debt.

Skills

5–7+ years

PHP

Laravel

CodeIgniter

Frontend frameworks

SQL databases

Unit tests

Agile (Scrum/Kanban)

English (C1+)

Tools

Docker

AWS

CI/CD (Jenkins/Bitbucket)

Job description

CoverManager is seeking a Senior Backend Developer to join our Product & Tech team, helping evolve a large PHP-based platform used by restaurants to manage reservations, customers and operations. You will focus on backend systems, concurrency, and real-time performance while collaborating with product, engineering and infrastructure teams.

You will work in a hybrid model with two days per week in Barcelona or Seville offices and the rest remotely, using Spanish and English.