Sr. FullStack (Java/React)

At Q-tech, we collaborate with the global leader in reusable packaging containers and pallets for the fresh produce supply chain, whose mission is to make that supply chain sustainable.

They run a closed-loop pooling system with more than 400 million containers in circulation and over 2.5 billion shipments a year. They serve 300+ retailers and 18,000+ growers in more than 50 countries. Their sustainability targets are validated by the Science Based Targets initiative (SBTi), and they aim to be net-zero and zero-waste by 2040.

In 2024 they opened a Digital Hub in Barcelona to drive digital initiatives across the fresh supply chain.

We are looking for a Senior Full Stack Software Engineer to join the Digital team that develops the company’s main customer platform. It is a multi-tenant, service-oriented platform that integrates around 30 software products and serves 14,000 weekly active users in 25+ languages, on web and mobile.

Responsibilities

• Develop and evolve features on a platform.

• Lead the platform’s modernization from traditional Java enterprise containers to a modern stack built on Spring Boot, React and microservices.

• Separate and integrate microservices within a service-oriented architecture.

• Help build a new module for automated asset tracking using digital chips, part of the platform’s role as the single customer-facing layer for new digital solutions.

• Work with high-volume data.

• Collaborate closely with the platform’s lead architect, who sets architecture guidelines and provides technical mentoring.

Requirements

• Solid experience as a Full Stack Engineer with Java (Spring Boot) and React.

• Experience with PostgreSQL.

• Experience with service-oriented or microservices architectures.

• A methodical, structured engineering approach, used to working in regulated environments with demanding quality and security standards.

• Microsoft Azure experience is a plus.

• Hands-on experience with AI-assisted development tools is highly valued (this will be covered in the technical interview).

What is offered

• Salary: €50,000 – €60,000 gross per year.

• Hybrid model: 2 days a week in the Barcelona office.

• Health assurance

• Learning budget