Senior Web Developer (Node.js) - Contractor Role

Stelfox Tech Recruitment; Dublin; Hybrid; EUR 101,000 - 148,000; Full time

Job summary

Stelfox Tech Recruitment is seeking a Senior Web Developer (Node.js) on a daily rate contractor basis for a hybrid role in Ireland. You will design, build, and maintain backend services, APIs, and data storage, collaborating with architects and cross-functional teams to ensure secure, scalable solutions.

The role requires 5+ years of backend experience, strong Node.js skills, and familiarity with databases (SQL/NoSQL) and cloud platforms.

Qualifications

• Minimum 5 years of backend development in complex environments.
• Experience with Node.js; knowledge of Python/Go is a plus.
• Experience with MSSQL/PostgreSQL/MongoDB and Redis caching.

Responsibilities

• Design, develop, and maintain server-side apps and microservices using Node.js.
• Architect and manage high-performance APIs (REST or GraphQL).
• Integrate with third-party suppliers, legacy systems, and internal data sources.
• Design and maintain database schemas (SQL or NoSQL).
• Perform root cause analysis and ensure production stability and security.
• Collaborate with Enterprise Architects on data governance and cloud standards.
• Provide technical leadership during sprint planning and progress updates.
• Support the Programme Manager with backend-related dependencies.

Skills

Node.js

API design

Cloud Azure

CI/CD

Databases

Agile

Communication

Tools

Jira

DevOps

Job description

Senior Web Developer (Node.js) - Daily Rate Contractor Role - Hybrid Working Model - NEW Role

The Senior Web Back End Developer will be responsible for building scalable, secure, and efficient server-side logic and APIs.

The successful candidate will ensure that the back-end infrastructure is resilient, well-documented, and seamlessly integrated with various front-end applications and third-party systems.

Key Responsibilities:

• Design, develop, and maintain server-side applications and microservices using Node.js.
• Architect and manage secure, high-performance APIs (REST or GraphQL) for web and mobile consumption.
• Integrate applications with third-party suppliers, legacy systems, and internal data sources.
• Design and maintain database schemas (SQL or NoSQL) to support data-driven applications.
• Perform root cause analysis of technical issues and ensure the stability and security of the production environment.
• Collaborate with Enterprise Architects to ensure alignment with data governance, security protocols, and cloud infrastructure standards.
• Provide technical leadership during sprint planning and refinement, ensuring back-end tasks are well-defined and estimated accurately.
• Support the Programme Manager by providing transparency on technical progress and managing backend-related dependencies.

Knowledge, Skills and Experience:

• A minimum of 5 years’ experience as a Back End Developer working in complex technical environments.
• Proficiency in other relevant languages (e.g., Python, Go) or frameworks is an advantage.
• Deep understanding of database management (e.g., MSSQL, PostgreSQL, MongoDB) and caching strategies (e.g., Redis).
• Experience with cloud platforms (Azure preferred) and CI/CD pipelines for automated deployment.
• Highly organized and detail-oriented, with a focus on writing clean, maintainable, and well-tested code.
• Strong communication skills, enabling you to build trust within technical teams and translate complex technical concepts for stakeholders.
• Self-driven and accountable, with a strong sense of ownership over the server-side architecture.
• Experience working in an agile project delivery model, plus experience of relevant tools such as Jira or DevOps.