API Developer (Node or Express.js /Product, Athens)

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ManpowerGroup Greece

• Are you an API Developer who enjoys building and improving REST APIs that power booking systems, partner integrations, and seamless user experiences?
• Would you like to work on scalable backend services integrating with external platforms, ticket providers, and mobile applications?
• Are you excited by the opportunity to collaborate with both technical and commercial teams while shaping the future architecture of a growing API ecosystem?

ManpowerGroup Greece,

on behalf of our client, is seeking for an

API Developer with strong skills in Node.js or Express.js

Our client is an innovative travel-tech company that offers cultural and immersive experiences for museums, cities, and heritage sites through mobile apps and audio guides.

**📌 Location: Athens City Center – Easily accessible by Metro

📍 Working Model: Hybrid (3 days in the office 2 days from home)

🖋️ Reporting to: Head of IT**

What will you do:

As an

API Developer,

you will join their IT Team and participate in the development and maintenance of APIs and relevant connectivity layers that power their digital products and partner integrations. The role focuses on building and maintaining reliable APIs, supporting integrations with external partners (such as Online Travel Agencies and ticket providers), and ensuring smooth communication between the internal systems, mobile applications, and external services.

You will work closely with all the product teams (mobile, backend, and frontend) to expand the platform's capabilities and maintain stable integrations with partners.

More specifically you will:

• Maintain and enhance existing REST APIs while designing and developing new services to support product expansion and integrations with external partners, agencies, booking systems, and ticket providers.
• Support connectivity for booking management, product availability, inventory synchronization, and partner data exchange, ensuring API reliability, scalability, and performance.
• Collaborate with internal teams and external technical partners to integrate backend services with mobile apps and internal tools, while supporting the technical aspects of commercial partnerships.
• Contribute to API documentation, monitoring, troubleshooting, automated testing, CI/CD processes, deployment workflows, and the continuous improvement of the overall API architecture.

Requirements:

• Degree in Computer Science, Engineering, Mathematics, or a related field.
• 3\+ years of professional experience in backend development, including API development and integrations
• Strong experience with Node.js or Express.js
• Experience building RESTful APIs
• Good understanding of API design and best practices
• Experience integrating with third-party APIs
• Experience with Docker
• Familiarity with CI/CD pipelines
• Experience writing unit tests
• Familiarity with Git-based workflows
• Experience in debugging and maintaining production systems
• Ability to communicate technical concepts clearly to internal teams, external partners, and non-technical stakeholders
• Excellent command of Greek and English languages

Any experience in the following will be considered an asset

• Experience with Swagger / OpenAPI, Laravel / PHP
• Strong understanding of API security concepts (authentication, authorization, API keys, OAuth)
• Experience with monitoring and logging tools
• Experience integrating with booking systems, ticketing platforms, or travel APIs

Benefits

• Competitive compensation package
• Private health insurance
• Healthy work–life balance and respectful working hours
• Ηybrid Working model
• Professional development opportunities in a dynamic environment
• Modern and friendly work environment

👥 Recruitment Process:

• If you’re interested in this role, feel free to apply directly. Our consultants will contact the candidates who meet the role requirements to arrange an interview.
• As for the next step, there will be 2 more interview rounds with the Hiring Manager either online or in person.

For any questions regarding this opportunity, please contact directly Anna Georgiou at the following email: [email protected]

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