Remote Senior Web Developer – AI-Driven SDK & Design System

Yuno; Buenos Aires; On-site; ARS 132,725,744 - 206,462,268; Full time

Benefits offered by this job

Remote Work

Home Office Bonus

Stock Options

Health Plan

Flexible Days Off

Growth courses

Job summary

Yuno is seeking a Senior Web Developer to build the SDK, design system, and web components that power how third parties integrate with our platform. You’ll own the developer-facing surface of Yuno's single API – the reusable components and SDKs that merchants, banks, and partners embed into their products across browsers, frameworks, and environments.

This role emphasizes developer experience as the product: the quality, performance, and consistency of what you ship directly shape how the world

Qualifications

• 5+ years building production applications with React, JavaScript, and TypeScript.
• Strong command of modern web stack including Node, CSS, Next.js, Storybook, and Emotion.
• Fundamentals: OOP, Git, unit and E2E testing, and CI/CD.
• Experience with build/packaging tooling and performance optimization.
• AWS (S3, Amplify) and Docker experience.
• AI-assisted development with relevant tools and LLMs.
• Autonomy, SCRUM delivery, and advanced English communication.

Responsibilities

• SDK and design system – build reusable web components for third‑party integrations.
• Cross‑platform consistency of the SDK across browsers and frameworks.
• Improve performance, bundle size, and build efficiency for SDK distribution.
• Support full‑stack integration with server‑side logic and data storage.
• Maintain code quality, security, and data protection.
• Develop developer experience and release pipelines for SDK versions.

Skills

React

JavaScript

TypeScript

Node.js

Next.js

Storybook

Emotion

OOP

Git

Unit testing

E2E testing

CI/CD

SCRUM

English

Tools

Docker

NPM

Yarn

AWS

Amplify

GitHub Copilot

ClaudeCode

Cursor

Job description

Yuno is seeking a Senior Web Developer to build the SDK, design system, and web components that power how third parties integrate with our platform. You’ll own the developer-facing surface of Yuno's single API – the reusable components and SDKs that merchants, banks, and partners embed into their products across browsers, frameworks, and environments.

This role emphasizes developer experience as the product: the quality, performance, and consistency of what you ship directly shape how the world