Senior Software Engineer (React / Node.js)

Zartis Technologies Limited

Job Overview

Location

European Union

Job Type

Full-time

Full Job Description

📋 Description

• Senior Software Engineer (React/Node.js) role focused on building scalable frontend features and contributing to full-stack development for a green energy platform that supports net-zero goals.
• Designing and delivering scalable frontend features using TypeScript and React for large-scale applications used by customers and internal teams; taking ownership of features from discovery to release, contributing to architectural decisions, and evolving patterns as the codebase grows.
• Part of a distributed, inclusive team at Zartis Technologies Limited, a global AI transformation and technology consulting partner with engineering hubs across EMEA and LATAM, serving clients in financial services, healthcare, life sciences, and energy sectors.
• Opportunity to grow technically and professionally by working on meaningful projects that drive business impact, improve system performance and scalability, and collaborate across disciplines in a supportive, learning-oriented environment.

🎯 Requirements

• 5+ years of production experience building frontend applications with TypeScript and React
• Hands-on experience with Node.js
• Strong understanding of component architecture, state management, and patterns for scaling React applications
• Track record of delivering meaningful features or systems with a degree of ownership
• Focus on performance, reliability, and long-term maintainability in everything you build
• Experience with end-to-end testing in modern frontend environments

🏖️ Benefits

• 100% Remote Work
• WFH allowance: Monthly payment as financial support for remote working
• Career Growth: Established career development program with 360º feedback for progression
• Training: Time allocated during the week for tech training via Pluralsight, Educative.io, English classes, books, conferences, and events
• Mentoring Program: Opportunity to be a mentor or receive mentorship
• Zartis Wellbeing Hub (Kara Connect): Access to mental health professionals, nutritionists, physiotherapists, fitness coaches, and wellness webinars
• Multicultural working environment with virtual team-building events, tech talks, and social activities

Skills & Technologies

JavaScript

TypeScript

React

Node.js

AWS

Frontend

Senior

Remote

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Zartis Technologies Limited

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About Zartis Technologies Limited

Zartis Technologies Limited is a European software development and recruitment company headquartered in Dublin, Ireland. It builds dedicated engineering teams for clients across fintech, healthtech, and SaaS sectors through staff augmentation and end-to-end project delivery. The firm sources, vets, and integrates remote developers into existing product organizations, handling payroll, compliance, and ongoing support. Founded in 2011, it operates delivery hubs in Spain, Poland, and Ukraine, serving mid-market and enterprise customers in the United States and Western Europe. Services cover full-stack web, mobile, cloud, and data engineering, supported by agile methodologies and DevOps practices.

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