Semi Senior React.Js Developer

Santex is a US-based global company founded in 1999, with 25 years of experience in the software industry. Headquartered in California with offices in Córdoba, Argentina, its talent network spans over 18 countries thanks to its flexible, remote-first culture. Santex specializes in custom enterprise software development, operating through Hubs that include eCommerce, BIM, Mobility, Content Delivery, Integration, Web & Mobile Development, Cloud Computing, Artificial Intelligence (AI), Data Science, IT Consulting, and Services. The company is committed to making a positive impact across three dimensions: economic, social, and environmental.

Job Description:

We are looking for a Semi Senior Front-End Developer specializing in React.js to join our development cells focused on creating a new home banking platform. The ideal candidate will have solid experience in building dynamic and responsive web applications, with a focus on implementing Web Components and Micro-Frontend architecture. This role is key to ensuring modularity, scalability, and code quality.

Modality: On-site 3 times a week at the client's offices.

Responsibilities

• Develop and implement new functionalities for the home banking platform using React 18 or higher.

• Build and maintain reusable Web Components for a consistent design system.

• Apply Micro-Frontend patterns to structure the application in a modular and efficient way.

• Manage application state using libraries such as Redux or Zustand.

• Ensure code quality through rigorous implementation of Unit Tests.

• Collaborate with UX/UI designers and stakeholders to translate requirements into high-performance technical solutions.

• Actively participate in code reviews and ensure GitHub version control best practices.

• Contribute to application optimization for maximum speed and scalability.

Requirements

• University degree in Computer Science or equivalent work experience.

• Minimum of 2-4 years of experience in front-end development.

• English proficiency is not required for this position.

• Proficiency in React 18 or higher, JavaScript, HTML, and CSS.

• Practical experience in creating and integrating Web Components.

• Demonstrable experience in applying Micro-Frontend patterns.

• Solid knowledge and experience with state management libraries (e.g., Redux, Zustand).

• Experience in writing Unit Tests (e.g., Jest, Testing Library).

• Deep knowledge of GitHub workflows (pull requests, branching).

• Experience integrating RESTful APIs.

 Desirable

• Experience or familiarity with Stencil.js for Web Component creation.

• Knowledge of application bundling (e.g., Rollup or SWC).

• Experience using TypeScript for type-safe development.

• Familiarity with Agile development methodologies (e.g., Scrum, Kanban).

• Familiarity with CI/CD practices.