Principal Data Engineer

ERNI Spain; Cartagena; Presencial; EUR 50.000 - 75.000; Jornada completa

Descripción de la vacante

A leading organization is looking for a Principal Back-End Developer / Tech Lead with expertise in Ruby on Rails to provide architectural leadership and guide the development of scalable systems. The role involves leading complex feature implementations, mentoring engineers, and driving technical innovation in a dynamic environment.

Formación

• Extensive experience as a Senior Developer, Principal Developer, or Tech Lead.
• Expertise in Ruby on Rails (v6 or higher) and cloud technologies.
• Strong proficiency in designing systems that integrate with CI/CD pipelines.

Responsabilidades

• Lead the design and architecture of scalable, high-performance back-end systems.
• Mentor and support team members, fostering a culture of innovation.
• Conduct code reviews and ensure adherence to architectural guidelines.

Conocimientos

Ruby on Rails

Python

Linux

AWS

Docker

Kubernetes

CI/CD

APIs

Microservices

Database Structures

Descripción del empleo

A dynamic and innovative organization is seeking a highly skilled Principal Back-End Developer / Tech Lead with expertise in Ruby on Rails to provide architectural leadership and guide the development of scalable and maintainable systems. This role is ideal for a senior technical professional with a strong background in system design, team mentorship, and a deep understanding of modern back-end technologies. The position focuses on complex feature implementation, technical decision-making, and establishing best practices across teams.

Responsibilities :

• Lead the design and architecture of scalable, high-performance back-end systems.
• Collaborate with development teams to implement sophisticated features and address complex technical challenges.
• Provide technical leadership across engineering teams, establishing and maintaining best practices.
• Work closely with cross-functional teams, including Product and QA, to deliver robust software solutions.
• Conduct code reviews, ensuring adherence to architectural guidelines and coding standards.
• Mentor and support team members, fostering a culture of innovation and technical excellence.
• Act as the Subject Matter Expert (SME) in back-end technologies, providing deep technical insights and solutions.

Requirements :

• Extensive experience as a Senior Developer, Principal Developer, or Tech Lead.
• Expertise in Ruby on Rails (v6 or higher), Python, Linux, and AWS.
• Familiarity with Docker, Kubernetes, and cloud orchestration tools.
• Strong proficiency in designing systems that integrate with CI / CD pipelines using tools like Jenkins.
• In-depth understanding of APIs, microservices, and complex database structures.
• Excellent problem-solving skills and proven ability to lead teams through technical challenges.
• Exceptional communication and collaboration skills, particularly in cross-functional team environments.

This role offers the opportunity to lead critical back-end development initiatives, mentor talented engineers, and drive technical innovation in a fast-paced and dynamic environment. It is suited for a technical leader with a passion for system design and scalable architecture.

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