Full Stack Engineer (React JS / Node JS) (remote)

Sngular; Madrid; Híbrido; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A leading technology company in Madrid is seeking a Senior Full Stack Engineer to work on innovative international projects. The role demands expertise in Node.js and React, with a focus on migrating Atlassian applications. Responsibilities include designing scalable applications and collaborating in an agile environment. Attractive perks include flexible schedules, extra days off, and a supportive team culture fostering personal and professional growth.

Servicios

Flexible work models

Wellbeing Pack

Extra days off

Bonus opportunities

Virtual Gathering events

Formación

• 8+ years of experience in software development.
• Strong expertise in Node.js and React.
• Experience working with relational databases.

Responsabilidades

• Design, develop, and maintain scalable web applications using Node.js and React.
• Lead the migration of Atlassian apps from Connect to Forge.
• Collaborate closely with distributed teams in an agile environment.

Conocimientos

Node.js

React

Relational databases

Agile methodologies

English proficiency (B2–C1)

Herramientas

PostgreSQL

MySQL

Atlassian tools (Jira, Confluence, Bitbucket)

Descripción del empleo

People come to SNGULAR attracted by the opportunity to work on cutting-edge projects — and they stay because they collaborate with top professionals in a supportive, people-first culture.

Continuous Growth

With a start-up spirit and the structure of a global company (we’re already 1,300+ strong), you’ll have real opportunities to learn, earn new certifications, and evolve your career in the direction you choose.

Including flexible work models, a Wellbeing Pack for your mental and physical health, and plenty of initiatives to support your professional and personal balance.

We are looking for a Senior Full Stack Engineer to join one of our strategic international projects with an international client based in the USA, a leading global partner of Atlassian.

The company is currently migrating its suite of apps for Jira, Confluence, and Bitbucket from the existing Connect framework to the new Forge framework developed by Atlassian.

You’ll play a key technical role in designing and implementing new features while leading the migration of existing apps to Forge — ensuring scalability, performance, and best development practices in a fully agile environment.

Design, develop, and maintain scalable web applications using Node.js and React.

Lead the migration of Atlassian apps from Connect to Forge, ensuring seamless transitions and high-quality code.

Collaborate closely with distributed teams across time zones in an agile environment (Scrum / Kanban).

Participate in code reviews, architectural discussions, and technical planning.

Work with relational databases (PostgreSQL, MySQL, etc.) to ensure data integrity and performance.

8+ years of experience in software development.

• Strong expertise in Node.js and React.
• Experience working with relational databases.
• Proven track record working in agile environments.
• High level of English proficiency (B2–C1) — essential for daily communication with global teams and clients.

Experience working with Atlassian tools (Jira, Confluence, Bitbucket)

Knowledge of cloud environments and CI / CD pipelines.

Flexible schedule, remote work options, and the possibility of working from any of our Sngular Hubs.

Extra days off

22 vacation days + your birthday off + 2 days to attend tech events + December 24th and 31st off.

Windows or Mac.

Extra initiatives with bonus opportunities

refer professionals, speak at events, publish technical articles, and more!

Every Friday we have a Virtual Gathering, along with parties and spaces where you can express yourself, propose ideas, and actively take part in making things happen.