Senior JavaScript Engineer

Ciklum; Argentina; Presencial; ARS 1.800.000 - 3.200.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Medical insurance

Udemy license

Team-building events

Career growth program

Descripción de la vacante

Ciklum is seeking a frontend engineer to build and maintain a unified enterprise design system powering digital platforms. You will lead UI libraries, component architecture, and governance, leveraging React, hooks, Context, SSR/Next.js, and Web Components.

You will collaborate with US product managers and designers to translate complex workflows into reusable components while upholding WCAG 2.2 AA accessibility.

Formación

• Experience translating complex workflows into reusable UI components.
• Proficient in React (Hooks, Context) and Web Components; SSR/Next.js knowledge.
• Experience with accessibility (WCAG 2.2 AA) and performance optimization.
• Bonus: cross-platform UI with Ionic Framework.

Responsabilidades

• Build & maintain UI libraries and design system.
• Drive front-end strategy, architecture, tooling, and governance.
• Enforce WCAG, semantics, ARIA, and Core Web Vitals.
• Collaborate with US-based PMs, designers, and architects to translate workflows into components.
• Manage semantic versioning of UI packages, docs, and test pipelines.

Conocimientos

React

Hooks

Context

State Management

SSR/Next.js

Web Components

Accessibility

Herramientas

Storybook

Jest

React Testing Library

Cypress

GitHub Actions

GitLab CI

Vite

Webpack

Descripción del empleo

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

Responsibilities:

• Build & Maintain UI Libraries: Engineer, govern, and evolve a unified enterprise design system powering digital code platforms, learning management systems, mobile/hybrid interfaces, and compliance portals
• Technical Ownership: Drive front-end strategy, component architecture, tooling, and governance to ensure consistency across multiple public and internal web applications
• Accessibility & Performance: Enforce strict adherence to WCAG 2.2 AA standards, semantic HTML, ARIA patterns, keyboard navigation, and Core Web Vitals optimization
• Stakeholder Sync & Design Alignment: Collaborate in real-time with US-based Product Managers, UX Designers, and Architects to translate complex workflows into reusable UI components
• Governance & Tooling: Manage semantic versioning of UI packages, write technical documentation, handle breaking changes, and automate UI testing pipelines

Requirements:

We know that sometimes, you can’t tick every box. We would still love to hear from you if you think you’re a good fit!

Software Design:

• Uses established standards and algorithms for translating complex technical workflows into UI components and maintaining semantic versioning
• Practical use of advanced features in React (Hooks, Context, State Management, SSR/Next.js) and Web Components
• Experience in refactoring existing applications according to accessibility (WCAG 2.2 AA) and performance requirements
• Bonus: Experience building cross-platform web/mobile components using Ionic Framework

Quality Assurance:

• Hands‑on experience with testing approaches and tools (Storybook, Jest, React Testing Library, Cypress, visual regression tools)
• Ability to adjust and maintain code quality rules, accessibility testing (NVDA/JAWS/VoiceOver), and Core Web Vitals metrics

Software Deployment:

• Experience in configuring CI/CD pipelines (GitHub Actions, GitLab CI) and build tools (Vite/Webpack)
• Collaborates with the DevOps team to set up continuous delivery workflows

What’s in it for you?

• Care: your mental and physical health is our priority. We ensure comprehensive company‑paid medical insurance and mental health programs, 5 undocumented sick‑leave days per year
• Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company‑paid certifications
• Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
• Long‑term employment with 20 working‑days paid vacation and local bank holidays
• Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potential
• Global impact: work on large‑scale projects that redefine industries with international and fast‑growing clients
• Welcoming environment: feel empowered with a friendly team, open‑door policy, informal atmosphere within the company and regular team‑building events

About us:

At Ciklum, we are always exploring innovations, empowering each other to achieve more, and engineering solutions that matter. With us, you’ll work with cutting‑edge technologies, contribute to impactful projects, and be part of a One Team culture that values collaboration and progress.

As we expand into Latin America, every Ciklumer is helping to shape our story. Collaborate with seasoned experts and make a global impact backed by two decades of industry leadership.

Explore, empower, engineer with Ciklum!