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Software Development Engineer (JavaScript) - Frontend

Hungary
Visa Sponsorship Relocation
This Job is No Longer Active This position is no longer accepting applications
AI Summary

Build and support a software programme using strong JavaScript and frontend engineering practices. Own end-to-end development and support, including testing, code optimization, and applying design patterns and SOLID principles. Work in a hybrid setup in Budapest and collaborate on system design, incident resolution, and peer mentoring.

Key Highlights
End-to-end responsibility for development and support of a software programme
JavaScript frontend engineering with testing, code profiling/optimization, and design patterns
Collaborate on system design, production support, and mentoring peers
Key Responsibilities
Demonstrate in-depth knowledge of IDE, language, and toolset in JavaScript.
Test and validate features comfortably.
Profile and optimize code.
Identify and apply appropriate design patterns to problems.
Apply cohesion and SOLID principles effectively.
Demonstrate working knowledge of one relevant operating system.
Lead group discussions on system design and work with Product Managers to drive value.
Support production systems, resolve incidents, and learn from them.
Mentor and develop peers and the next generation of engineers.

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Technical Skills Required
JavaScript HTML5 CSS3
Benefits & Perks
Permanent contract from the go
Yearly salary bonus based on individual and business performance
Extensive private healthcare

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Nice to Have
Exposure to ES6
Experience with JavaScript frameworks and libraries such as React, Backbone, jQuery, and Underscore
Unit testing with Jasmine or similar
Experience using Node.js to create high-traffic websites with Express.js, Sails, Koa, or similar
Understanding and exposure to integrating REST API endpoints
Experience in Lean and Agile environments and understanding of BDD, ATDD, and TDD

Job Description

As a Software Development Engineer (JAVASCRIPT), you will be an expert in different frontend technologies and develop software that helps both our customers and colleagues in their daily lives. You will be responsible for the entire development and support process for a software programme. Your applications will make previously complex tasks simple with the impact ranging from saving time, effort or money to re-defining normal.What will you do?
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Job Overview
Posted Sep 25, 2026
Employment Full-time
Experience Not Applicable
Location Hungary
Category Programming
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