Senior JavaScript Engineer

Description Ciklum; Argentina; Híbrido; ARS 90.765.000 - 136.147.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Medical insurance

Education programs

Career growth

Paid vacation

Mobility program

Global projects

Team events

Descripción de la vacante

Ciklum is seeking a skilled Front-end Engineer to lead the design system and front-end strategy across multiple digital platforms in a global enterprise environment. You will shape component architecture, implement reusable UI blocks, and drive governance for consistent UI across web apps.

Demonstrated experience with React, Web Components, and Next.js is essential, along with a strong focus on accessibility, performance, and automated testing.

Formación

• Experience translating complex workflows into reusable UI components.
• Proficient in React (Hooks, Context, State Management) and Web Components.
• Strong knowledge of accessibility (WCAG 2.2 AA) and performance optimization.

Responsabilidades

• Build & maintain a unified enterprise design system powering multiple digital platforms.
• Drive front-end strategy, component architecture, and governance across web apps.
• Ensure accessibility, semantic HTML, ARIA patterns, and Core Web Vitals targets.
• Collaborate with US-based PMs, UX Designers, and Architects to translate workflows into UI components.
• Manage semantic versioning of UI packages, document changes, and automate UI testing pipelines.

Conocimientos

React

UI libraries

Accessibility

Performance

Team collaboration

Herramientas

Storybook

Jest

Cypress

Next.js

Vite

Webpack

GitHub Actions

GitLab CI

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!