Blue Code Alicante is hiring a

Senior FullStack Integration Engineer

to join one of our clients, an international SaaS company building product configuration and personalization technology for e-commerce and enterprise customers. You will take ownership of customer integrations from development through delivery. The role is explicitly expected to own integration outcomes rather than only complete assigned development tickets (approximately 70% hands-on technical work and 30% coordination and communication), working closely with Project Managers, developers and other specialists.

The idóneo profile is a senior full-stack developer with a

stronger frontend background , comfortable working with APIs, custom integrations and unfamiliar customer systems. The current environment includes JavaScript/TypeScript, Vue, PHP/Laravel, REST APIs, SQL, Docker and Kubernetes.

Responsibilities
Build and maintain customer integrations, mainly through custom development and APIs
Take technical ownership of integrations from requirements through testing and delivery




Investigate and solve integration issues across different customer platforms
Maintain a clear overview of status, dependencies, risks and next steps
Work closely with Project Managers and communicate technical risks or missing information early
Support Sales and PMs with technical requirements during discovery and pre-sales
Work with platforms such as Make.com and customer systems including Magento, Shopify and WooCommerce when required
Proactively follow up on blockers instead of waiting for tasks or reminders

Requirements
Senior-level software development experience (minimum 5-6 years experience)
Strong JavaScript and TypeScript experience
Strong frontend experience, preferably with Vue (highly valued React, Angular)
Strong experience with REST APIs, HTTP, webhooks and external system integrations
Comfortable understanding unfamiliar systems and finding technical solutions independently
Good communication skills and

📌 Senior FullStack (Madrid)
🏢 Blue Code . Tech & Feel
📍 Madrid