Senior Node.js Backend Engineer — Hybrid (3 on-site days)

E-Frontiers

Dublin

Hybrid

EUR 83,000 - 92,000

Full time

40 hours ago

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Benefits offered by this job

Hybrid work (3 days onsite)

Job summary

E-Frontiers in Swords near Dublin Airport is seeking a Senior Back-End Web Developer to support a major digital transformation programme focused on passenger experience and operational efficiency. The role centers on scalable Node.js back-end systems and secure APIs, within a hybrid model requiring three days onsite each week at Dublin Airport.

You will design, build and integrate server-side architectures, databases, and services for a large digital ecosystem, collaborating in an Agile team

Qualifications

5+ years' experience as a Back-End Developer in complex environments.
Strong Node.js and JavaScript/TypeScript experience; Python or Go would be an advantage.
Experience with MSSQL, PostgreSQL and MongoDB, including Redis for caching.
Experience with Azure/cloud platforms and CI/CD in Agile environments using Jira or Azure DevOps.

Responsibilities

Design, develop and maintain scalable Node.js applications and microservices.
Build secure, high-performance REST and/or GraphQL APIs for web and mobile applications.
Integrate systems with third-party suppliers, legacy platforms and internal data sources.
Design and maintain SQL/NoSQL databases, including performance and caching strategies.
Troubleshoot production issues, conduct root cause analysis and ensure backend stability, security and performance.