Senior Back-End Developer - Symfony at Cospex Limited | Permanent Contract

The company:

At Cospex Limited, we transform innovating ideas into thriving companies!

Operating since 2018, we are a team of a dozen collaborators (and a few freelancers) spread in different countries, working together to provide startups with the necessary tools, resources and teams to develop their digital activity.

Everyday, our strengthened expertise in web development, marketing, design, SEO, SEA, UX and AI helps us test, improve & make our clients’ digital solutions evolve.

If you wish to join a dynamic environment and contribute to the growth of innovative projects, COSPEX Limited is made for you! Our team’s flexible, engaged and constantly evolving - and we’re now looking for inspired talents to join it!

The mission:

We are looking for a highly skilled and detail-oriented Senior Back-End Developer specializing in Symfony to join our team. You will be responsible for developing and maintaining robust back-end solutions, ensuring seamless integration with front-end systems, and optimizing overall application performance.

Examples of projects include : creating a Back Office (CRM, statistics and client database support), implementing RESTful APIs for a payment processor, overseeing an email & SMS sender, or overseeing an online file converter.

This role requires strong technical expertise, proactive problem-solving skills, and fluency in English.

Upon arrival you will join a team of 4 developers (2 front-end and 2 back-end), and work alongside one of the current Back-End developers throughout your onboarding process.

Once settled into your position, your main responsibilities will be:

- Develop and maintain scalable backend applications using Symfony.

- Design, implement, and optimize database structures, queries, and relationships.

- Collaborate with React front-end developers to integrate APIs and ensure smooth data flow.

- Write clean, maintainable, and well-documented code.

- Debug, troubleshoot, and resolve complex backend issues.

- Ensure code quality and consistency through version control systems using Git.

- Stay current with industry trends and best practices in backend development.

- Participate in code reviews and contribute to technical discussions within the team.

What Cospex has to offer:

A hybrid work model, offering flexibility to balance professional and personal commitments.

An international environment, collaborating with colleagues and clients from different countries.

A strong team spirit, with a healthy atmosphere and open communication between everyone.

The opportunity to join an innovative company at its initial stages, and contribute directly to its growth.

The profile:

- You benefit from at least 5 years of experience in a similar position, with strong command of PHP and the Symfony framework.

- You have previous experience with unit testing and testing frameworks (PHPUnit), as well as RESTful APIs.

- You are proficient in relational databases (MySQL) and ORMs (Doctrine).

- You have a strong grasp of version control workflows, particularly using Git.

- You are familiar with Docker and containerized environments.

- You’re proactive, strong in autonomy, and know the best security practices in backend development.

The recruitment process:

An interview with the Chief Technology Officer and the CEO

An interview with the CTO and the Lead Back-End Developer, including a technical exercise