Frontend Software Engineer

Decca Consulting LLC; Norwalk (CT); On-site; USD 120,000 - 180,000; Full time

Job summary

Decca Consulting LLC seeks a Senior Frontend Engineer to lead design and implementation of web and mobile experiences across Member and Advisor portals. You will collaborate with product, design, backend, and analytics teams to deliver fast, accessible, and reliable features.

You will own architecture, testing, deployments, and performance optimization, mentoring engineers and contributing to product roadmaps with a user-centric mindset.

Qualifications

• 5+ years building and operating production-grade web and mobile apps, ideally in consumer/healthcare.
• Expert-level proficiency in React/React Native, TypeScript, UI patterns, state management, and component design.
• Strong understanding of GraphQL, REST API integrations, caching, CDNs, and databases.
• Proven track record delivering user-focused products end-to-end.
• Deep experience with performance optimization, accessibility, responsive design, and cross-device support.
• Strong testing discipline with unit/integration testing: Jest, RTL, Cypress, Playwright.
• Experience with production systems operation including logging, monitoring, and alarms.

Responsibilities

• Build and launch high-quality web and mobile UIs for members and portals.
• Own end-to-end: requirements, architecture, implementation, testing, and monitoring.
• Implement responsive React-based experiences with TypeScript and API integrations.
• Collaborate with backend to design clean API contracts and maintain separation of concerns.
• Lead with a test-driven mindset and ensure automation coverage.
• Optimize performance, Lighthouse scores, and Core Web Vitals.
• Build reusable frontend components and infrastructure.
• Troubleshoot production issues and maintain monitoring dashboards.
• Mentor engineers and influence engineering culture and standards.
• Shape product experience with design reviews and roadmap input.

Skills

React/React Native

TypeScript

UI Architecture

Performance Optimization

Testing (Jest/Cypress/Playwright)

GraphQL/REST APIs

Cross-functional Collaboration

Accessibility & WCAG

Tools

GraphQL

REST APIs

CDNs

Databases

Jest/RTL/Cypress/Playwright

Job description

Company Overview:

Our company is a start-up that specializes in episodes of care benefit plans. We have a deep expertise in episode pricing and analytics and our goal is to bring transparency and efficiency to the healthcare market. Our company is committed to providing high-quality, affordable healthcare to our customers.

Role Description

As a Senior Frontend Engineer, you will lead the design and implementation of high-quality, high-performance web and mobile experiences across our Member, Advisor, and other portals. You will work closely with product, design, backend engineering, and analytics teams to deliver user-centered features that are fast, accessible, and reliable.

Your contributions will shape the digital front door through which members learn about their care options, estimate costs, manage their plans, and stay connected with us. Every pixel you touch will help people plan better, feel more confident, and experience healthcare with clarity and certainty instead of confusion.

Responsibilities

• Build and launch high-quality user interfaces for web and mobile that empower members to plan and manage their healthcare.
• Drive end-to-end ownership: requirements, architecture, implementation, testing, and production monitoring.
• Implement elegant, responsive, and accessible React-based experiences (React, TypeScript) integrated with GraphQL and REST APIs.
• Collaborate with backend engineers to design clean API contracts and maintain separation of concerns.
• Lead with a test-driven mindset: write robust unit, integration, and e2e tests, and partner with engineering to ensure full automation coverage.
• Continuously optimize performance, page load times, and Lighthouse/Core Web Vitals scores.
• Build reusable UI components and frontend infrastructure aligned with engineering best practices.
• Troubleshoot production issues, own monitoring dashboards, and ensure high reliability and availability.
• Mentor and hire engineers, influence engineering culture, and uphold high standards across code quality, documentation, and design.
• Help shape and evolve the product experience, participating in design reviews, usability discussions, and roadmap planning.

Qualifications

• 5+ years of experience building and operating production-grade web and mobile applications, ideally in consumer or healthcare environments.
• Expert-level proficiency in React/React Native, TypeScript, modern UI patterns, state management, and component design.
• Strong understanding of GraphQL, REST API integrations, caching strategies, CDNs, and databases.
• Proven track record of shipping high-quality, user-focused products end-to-end.
• Deep experience with performance optimization, accessibility, responsive design, and cross-device support.
• Strong testing discipline with experience in unit and integration testing: Jest, React Testing Library, Cypress, Playwright, or similar frameworks.
• Experience improving and operating production systems, including logging, monitoring, alarms, and error tracking.
• Demonstrated ability to collaborate across disciplines, communicate clearly, and influence technical direction.
• Passion for building products that help people, especially in health, wellness, or consumer empowerment.