React Developer

Arcanys; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Remote work

Flexible hours

Health coverage for dependents

Job summary

Arcanys is seeking an experienced Senior Frontend Engineer to build and maintain web apps with React, delivering secure, scalable interfaces for diverse clients. You will collaborate with cross-functional teams across code reviews, architecture discussions, and AI-assisted development to accelerate delivery.

You will contribute to testing, performance optimization, and CI/CD while prioritizing user experience and security in a fully remote, flexible schedule environment in the United States.

Qualifications

• 7+ years in web app development; 4+ yrs with React.
• Strong JavaScript/TypeScript skills and modern frontend practices.
• Experience with REST APIs, routing, and frontend state management.
• Understanding of clean code, web security, authentication, HTTP, TLS/SSL, and performance optimization.
• Proficiency with Git and collaborative development workflows.
• Practical experience using AI coding tools and reviewing their suggestions.

Responsibilities

• Develop secure, scalable web applications and responsive interfaces using React.
• Write automated tests and collaborate with product and engineering teams to deliver features.
• Review, debug, optimize, and refactor code for performance and maintainability.
• Contribute to code reviews, architecture discussions, and tech decisions.
• Support CI/CD, deployments, and monitoring; help improve security and UX.
• Apply AI development tools to coding tasks and validate their output.

Skills

React development

JavaScript

TypeScript

REST APIs

State management

Git

AI coding tools

Tools

GitHub Copilot

Claude

ChatGPT

Job description

Role overview

Build and maintain web applications and responsive interfaces with React, contributing across implementation, testing, deployment, and ongoing improvement. You will work with engineers, testers, designers, and product owners, and use AI-assisted development tools where they help with coding, debugging, testing, or documentation.

Responsibilities

• Develop secure, scalable, well-documented web applications and user-friendly interfaces using React.
• Write automated tests and collaborate with product and engineering colleagues to deliver reliable features.
• Review, debug, optimize, and refactor code to improve performance and maintainability.
• Contribute to technical discussions, code reviews, and architecture decisions.
• Help improve application security, performance, and user experience, and support CI/CD, deployments, and monitoring.
• Apply AI development tools to coding tasks and validate their generated output.

Requirements

• At least seven years of professional web application development experience, including four or more years developing with React.
• Strong JavaScript or TypeScript skills and familiarity with modern frontend practices.
• Experience with REST APIs, component-based architecture, routing, and frontend state management.
• Understanding of clean code principles, web security, authentication, HTTP, TLS/SSL, and performance optimization.
• Proficiency with Git and collaborative development workflows.
• Practical experience using AI coding tools and reviewing their suggestions.

Nice to have

• Experience with frontend testing tools, cloud platforms, containers, Kubernetes, CI/CD, DevOps, or application monitoring.
• Familiarity with Agile or Scrum and AI tools such as ChatGPT, GitHub Copilot, or Claude.

Benefits and work setup

• Long-term work from home, a Monday-to-Friday schedule, and flexible working hours.
• Health coverage for up to three immediate dependents from the first day, wellness support, and gym access or a sponsored membership.
• Opportunities to work with modern technologies and international clients, with additional earning potential through a self-training program.