SWE - Frontend Engineer

Alldus; New York (NY); On-site; USD 160,000 - 200,000; Full time

Job summary

Our client in New York is seeking a talented Frontend Engineer to design and maintain high-performance, real-time web interfaces. You will collaborate with product, design and ML teams to build intuitive data-driven experiences and scalable front-end architecture.

You will work with WebSockets and modern JavaScript tooling (React, Next.js, TypeScript) to deliver responsive visuals and real-time dashboards, optimizing performance and reliability for complex data workloads.

Qualifications

• 5+ years in front-end engineering.
• Strong React and Next.js skills.
• Experience with TypeScript and real-time data.
• Ability to build scalable front-end architectures.
• Experience with performance optimization and monitoring is a plus.

Responsibilities

• Design and deliver the organization’s core user interface.
• Collaborate with product, design and ML teams to create seamless user experiences.
• Develop real-time visualisations for high-dimensional data using WebSockets and high-performance charting tools.
• Enhance and fine-tune critical web components for fast, smooth performance.

Skills

Frontend engineering

React

Next.js

TypeScript

Real-time data

WebSockets

Performance optimization

UI architecture

Monitoring tools

Tools

WebSockets

Job description

Our client, an AI-driven Healthcare startup, are hiring a talented Frontend Engineer to join the team in New York. The successful candidate will develop and maintain systems that power high-performance and real-time web experiences, while also collaborating across design, product and machine learning to build intuitive interfaces for complex data.

Responsibilities

• Design and deliver the organization’s core user interface.

• Work closely with product, design and ML teams to create seamless user experiences.

• Develop real-time visualisations for high-dimensional data using WebSockets and high-performance charting tools.

• Enhance and fine-tune critical web components to ensure fast, smooth and responsive performance.

Skillset

• Minimum of 5 years’ experience in front-end engineering.

• Strong proficiency in modern JavaScript frameworks, especially React and Next.js.

• Demonstrated experience in performance optimization and tracking web metrics (e.g. ARS).

• Proven ability to build scalable, maintainable front-end architectures.

• Background in infrastructure or systems design is an advantage.

• Familiarity with front-end monitoring and alerting tools.

• Solid experience with TypeScript and strongly typed systems.

• Experience handling real-time data and optimizing performance in dynamic applications.

• A portfolio demonstrating high-quality, production-ready web applications.

Benefits

• Salary: $160k – $200k