Senior Frontend Engineer

Newfold Digital

. Architect and build high-performance, production-grade UI in React, Redux or similar state management, and TypeScript .

Posted 9/15/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates deep expertise in React, Redux, and TypeScript to architect and build high-performance, production-grade web applications. Proven ability to integrate AI-powered features and establish engineering standards while mentoring junior engineers in modern development practices.

Highest-signal resume keywords

React ExpertiseRedux/Modern State ManagementTypeScript ProficiencyAI-Augmented Delivery ExperienceComponent Library Development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaScript (ES6+)HTML5CSS3REST API IntegrationMicroservices ArchitectureJest Testing FrameworkCypress Testing FrameworkComponent Library MaintenanceDesign System DevelopmentAI-Generated Code Review

Soft Skills

MentoringCollaborationProblem-Solving

Tools & Technologies

Next.jsAI ModelsDesign Systems

Industry Keywords

High-Scale SaaSConsumer PlatformContinuous Delivery Practices

Tech Stack

Tools & technologies

CypressJavaScriptJestMicroservicesNext.jsReactReduxTypeScript

About the role

Key responsibilities & impact

Architect and build high-performance, production-grade UI in React, Redux or similar state management, and TypeScript
Use AI across the delivery lifecycle and establish guardrails for generated-code review, provenance, licensing, and customer-data prompts
Design and build front-end interfaces integrating AI-powered features such as chat, content generation, and smart recommendations
Own performance, scalability, and reliability of high-traffic, customer-facing applications
Partner with product, design, and backend engineers to take features from concept to production quickly
Set and enforce frontend engineering standards for component reuse, design-system consistency, testing coverage, and code review rigor
Mentor mid-level and junior engineers on architecture, debugging, and modern React patterns
Drive continuous delivery practices and ship iteratively based on real user feedback

Requirements

What you’ll need

5+ years building and shipping modern, production-grade web applications at scale
Deep expertise in React, Redux/modern state management, and TypeScript
Strong JavaScript (ES6+), HTML5, and CSS3 fundamentals
AI-augmented delivery experience across the delivery lifecycle
Ability to select appropriate AI models for different problems and identify where not to use them
Experience reviewing AI-generated code and establishing guardrails for generated-code review, provenance and licensing checks, and customer-data prompt boundaries
Experience integrating REST APIs and working within microservices-based architectures
Comfortable with Jest/Cypress testing frameworks
Experience building or maintaining component libraries and design systems
Track record of owning technical outcomes end-to-end in ambiguous, fast-moving environments
Experience operating in a high-scale SaaS or consumer platform environment
Bonus: Next.js experience and prior work integrating LLM-powered or AI-driven product features

Benefits

Comp & perks

Work-life balance
Culture of belonging
20+ affinity groups connecting employees globally
Excellent Health
HSA
Dental
Vision
Matching 401K
Life/AD&D/STD/LTD
Tuition Reimbursement
Pet Insurance
Generous PTO
Mentorship
New challenges
Real career growth