ATL/TL – React (Freelance)

Description

About Gapstars

About Gapstars

At Gapstars, we partner with some of Europe’s most ambitious tech companies, from disruptive startups to fast-scaling scaleups, helping them build high-performing remote engineering teams. Headquartered in the Netherlands, with talent hubs in Sri Lanka and Portugal, we are home to 275+ engineers who thrive on solving real-world challenges with modern technologies. Our teams work across domains, from networking and marketplaces to SaaS and AI, delivering scalable solutions that drive meaningful outcomes. If you’re looking for a company that combines technical excellence, a strong culture, and room to grow, welcome to Gapstars.

About the Role

We are looking for an experienced Freelance ATL/TL (Associate Tech Lead / Tech Lead) with strong React, TypeScript, and Node.js expertise to support an upcoming project focused on improving the accessibility of a hiring automation product.

This role is ideal for a hands-on engineer who is front-end heavy, but also comfortable working across the stack when needed. The engagement will involve close collaboration with another freelancer and internal stakeholders to deliver accessibility improvements in line with WCAG 2.1 standards.

Project Scope

The project focuses on enhancing the accessibility and usability of an existing product. Key areas of work include:

  • Improving keyboard navigation across application screens

  • Adjusting color contrast and visual accessibility elements

  • Supporting video captions and other accessibility enhancements

  • Implementing front-end improvements aligned with WCAG 2.1

  • Ensuring smooth integration with existing back-end services and APIs

Key Responsibilities

  • Lead and contribute to the delivery of accessibility-related improvements across the product

  • Work hands-on with React, TypeScript, JavaScript, CSS, and Node.js

  • Collaborate closely with another freelancer and project stakeholders

  • Integrate and consume JSON/REST APIs

  • Help break down work, align priorities, and ensure progress is tracked effectively

  • Provide light project coordination or technical leadership where needed

  • Support best practices in front-end development, usability, and code quality

The Role

ATL/TL – React (Freelance)

Requirements

We are looking for someone who brings a strong mix of technical depth and collaboration skills.

Must-have skills

  • Strong hands-on experience with React and TypeScript

  • Solid experience with Node.js

  • Strong knowledge of JavaScript and CSS

  • Experience working with JSON/REST APIs

  • Ability to work independently in a freelance setup

  • Strong communication and stakeholder collaboration skills

Nice to have

  • Experience with web accessibility standards, especially WCAG 2.1

  • Previous experience improving accessibility in web applications

  • Exposure to cloud environments

  • Experience taking on light coordination or team leadership responsibilities

"Gapstars is committed to a diverse and inclusive workplace. We are an equal-opportunity employer and do not discriminate based on race, national origin, gender, disability, or age. Your personal information collected during the application process is handled following our privacy policy and used exclusively for recruitment and hiring purposes only"


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