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JavaScript Engineer (Accessibility Product House)

JavaScript

JavaScript Engineer (Accessibility Product House)

JavaScript

Emilii Plater 53, Warszawa

Sigma Software

Full-time
B2B
Senior
Remote

Tech stack

    English

    B2

    JavaScript

    advanced

    English

    advanced

    JS ecosystem

    advanced

    vanilla JavaScript

    regular

    DOM APIs

    regular

Job description

We are looking for an experienced JavaScript Engineer to take ownership of the core engine of one of our client’s cutting-edge products. Join us to work on our Customer’s native JavaScript library — the driving force behind analyzing web pages and identifying accessibility issues, and as well as the foundation of all their products.

Take the next step in your career and apply today!

Customer

Our Customer is a market-leading web and mobile accessibility software company focused on providing accessibility automation to enterprises. Their AI-enabled products save time and reduce risk via proprietary discovery and analysis algorithms that integrate directly into software development pipelines.

Requirements

  • 4+ years of experience and profound expertise in Vanilla JavaScript, DOM APIs, and the JavaScript ecosystem

  • Passion for performance optimization and handling edge cases

  • Ability to work independently on small to medium-sized tasks

  • Ability to work effectively in a distributed team environment

  • At least Upper-Intermediate level of English

Would be a plus

  • Experience with TypeScript

  • Knowledge of ReactJS

  • Familiarity with accessibility standards and practices

  • Experience working with the Chrome API

Personal Profile

  • Excellent collaboration and communication skills

  • Strong problem-solving skills and attention to detail


Responsibilities

  • Drive performance optimization and proactively uncover edge cases in complex web environments

  • Take ownership of tasks and features, ensuring their successful execution

  • Partner with teammates on larger initiatives to deliver impactful results

  • Write clean, well-tested, and maintainable code with clear documentation

  • Contribute innovative solutions while making thoughtful trade-off decisions

Tech stack

    English

    B2

    JavaScript

    advanced

    English

    advanced

    JS ecosystem

    advanced

    vanilla JavaScript

    regular

    DOM APIs

    regular

Office location

Published: 24.10.2025

JavaScript Engineer (Accessibility Product House)

Summary of the offer

JavaScript Engineer (Accessibility Product House)

Emilii Plater 53, Warszawa

Sigma Software

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