Senior Full-Stack Engineer | Java/React | Hybrid

ERNI; Barcelona; Hybrid; EUR 80,000 - 120,000; Full time

Job summary

ERNI in Barcelona, Spain seeks a senior software engineer to develop scalable enterprise applications and AI-enabled solutions. You will apply Java, Spring Boot, React, Next.js and MUI to build secure, reliable products and collaborate with multidisciplinary teams.

As a senior professional, you will have autonomy to influence project decisions, mentorship opportunities, and a hybrid work model with office days.

Qualifications

• Strong experience in Java backend development with Spring Boot, REST APIs and microservice architectures.
• Practical experience with React, Next.Js and MUI.
• Hands-on knowledge of Kubernetes, OpenShift, Docker and cloud-native application development.
• Experience implementing DevOps practices and CI/CD pipelines with Jenkins, GitHub or Bitbucket.
• Experience working with Snowflake and Databricks data platforms.

Responsibilities

• Design, develop, test, deploy and maintain scalable enterprise applications and AI-enabled solutions.
• Build backend services, REST APIs and responsive web applications while working with container platforms, data platforms and CI/CD pipelines.
• Collaborate with Product Owners, Architects, Data Engineers and Business Stakeholders throughout the software development lifecycle.
• Adapt to project variety and continue growing with autonomy and mentoring opportunities.

Skills

Java backend

Spring Boot

REST APIs

Microservices

React

Next.js

MUI

Kubernetes

OpenShift

Docker

Cloud-native

CI/CD

Jenkins

GitHub

Bitbucket

Snowflake

Databricks

Tools

Kubernetes

OpenShift

Docker

Snowflake

Databricks

Jenkins

GitHub

Bitbucket

Job description

ERNI in Barcelona, Spain seeks a senior software engineer to develop scalable enterprise applications and AI-enabled solutions. You will apply Java, Spring Boot, React, Next.js and MUI to build secure, reliable products and collaborate with multidisciplinary teams.

As a senior professional, you will have autonomy to influence project decisions, mentorship opportunities, and a hybrid work model with office days.