Fullstack Engineer - 100% Remoto

At E-Frontiers, we're looking for a Fullstack Developer with approximately 5 years of experience to join a product-driven company based in Ireland. You will work remotely from Spain, with occasional visits to their Dublin offices. Responsibilities

• Develop modular and scalable Angular and Node.js components for the Fusion platform, ensuring maintainable and testable code.
• Partner with Product Management to define scope, clarify requirements, and contribute to technical design decisions.
• Maintain high engineering standards by leading code reviews and driving meaningful refactoring initiatives.
• Optimize performance across both API and UI layers with a strong focus on measurable results.
• Support deployment, monitoring, debugging, and testing workflows for Angular-based applications.
• Provide accurate estimations, identify risks early, and keep stakeholders well informed.
• Mentor team members on Angular and Node.js best practices, architectural patterns, and pragmatic engineering approaches.

• Frontend: Solid experience with Angular and TypeScript, as well as strong knowledge of HTML and CSS.
• Backend: Proficiency in Node.js with JavaScript/TypeScript and experience building RESTful APIs.
• Mobile & UI Frameworks: Ionic experience is a plus.
• Data: Familiarity with MongoDB and other non-relational databases.
• Tooling: Skilled with Git and GitHub, CI/CD pipelines (Jenkins or similar), and comfortable working in both Linux and Windows environments., * 5+ years of professional experience delivering production-grade web applications, including at least 3 years working with Angular and strong expertise in Node.js.
• Deep understanding of TypeScript, component-based architecture, RxJS patterns, and state management.
• Strong Node.js fundamentals, covering API design, error handling, observability, and performance tuning.
• Comfortable working across Windows, Unix, and Linux environments, with knowledge of hardware architecture, private cloud infrastructure, and deployment methodologies.
• Proven ability to break down complex problems, weigh trade-offs, and deliver maintainable solutions on time.
• Experience working with Jira in a sprint-based environment-keeping issues updated, documenting progress clearly, and closing tasks with concise notes and PR references.
• Excellent communication skills, able to explain technical concepts to both technical and non-technical stakeholders.
• High level of English.

Conditions

• Full-time permanent contract directly with the client.
• Salary range: €40-50K.
• Fully remote from anywhere in Spain, with occasional visits to Dublin.

We are on a mission to make science open so everyone can live healthy lives on a healthy planet.

Frontiers is an award-winning open science platform and leading open access scholarly publisher.

We are one of the largest and most cited publishers globally. To date, our 200,000 freely available research articles have received more than one billion views and downloads and two million citations.

Our journals span science, health, humanities and social sciences, engineering, and sustainability. And we continue to expand into new academic disciplines so more researchers can publish open access.

Be part of the publishing revolution and help us transform the way research is published, evaluated, and communicated to the world.