Senior FullStack Integration Engineer

About the role

Blue Code Alicante is hiring a Senior FullStack Integration Engineer for one of its 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, owning integration outcomes rather than only completing assigned tickets (about 70% hands-on technical work and 30% coordination and communication). The current stack is JavaScript/TypeScript, Vue, PHP/Laravel, REST APIs, SQL, Docker and Kubernetes.

Key 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

Required profile

• Senior-level software development experience (minimum 5-6 years)
• Strong JavaScript and TypeScript experience
• Strong frontend experience, preferably with Vue (React and Angular highly valued)
• Comfortable understanding unfamiliar systems and finding technical solutions independently
• Good communication skills and strong ownership mentality
• Ability to coordinate technical work and keep projects moving
• Minimum B2 English level

Required skills

• REST APIs, HTTP, webhooks and external system integrations
• Nice to have: PHP with Laravel or Symfony, Make.com or other iPaaS platforms, Magento, Shopify or WooCommerce, ERP/PIM/CPQ or e-commerce integrations, SQL, Node/NPM, Linux, Docker or Kubernetes

What we offer

• Full-time position in Alicante, 40 hours per week
• Competitive salary depending on experience
• International English-speaking environment
• Hybrid model: office days on Tuesday and Thursday
• Senior role with high autonomy and ownership
• Opportunity to work on integrations across different technologies and international customers