Senior Frontend Engineer

Location: Dominican Republic - Santo Domingo
Department: Clients
Compensation: $1.5K – $4K per month • Multiple Ranges

Join Hire Hangar and work with fast-growing global companies while building a long-term career.

Job Title: Senior Frontend Engineer

Location: Remote

Time Zone: US Time Zones (EST–PST)

Role Overview

We are seeking a Senior Frontend Engineer to build AI-powered product interfaces and analytics-driven user experiences. This role is ideal for someone who enjoys building highly interactive frontend applications using modern React architecture and AI integrations.

Key Responsibilities

• Build and maintain frontend applications using React 19 and Next.js App Router

• Develop dashboards and data-heavy interfaces

• Translate designs into responsive production-ready UI

• Build complex forms and scalable frontend components

• Integrate AI-powered workflows and LLM functionality

• Work with real-time frontend data flows

• Optimize frontend performance and usability

• Collaborate with product, design, and engineering teams remotely

Required Qualifications

• Strong production experience with React 19 and Next.js App Router

• Expert-level TypeScript strict mode experience (non-negotiable)

• Strong Tailwind CSS implementation skills

• Experience building dashboards, analytics tools, or data-heavy applications

• Experience with Server Components and frontend state management

• Production experience integrating LLM APIs into applications

• Practical prompt engineering experience

• Experience with OpenAI APIs or AI SDKs

• Familiarity with AI-assisted development tools such as Cursor, Copilot, or Claude Code

• Experience working with Supabase or similar BaaS platforms

• Ability to work with PostgreSQL schemas and relational data structures

• Experience implementing polling and real-time data-fetching patterns

• Strong written and verbal English communication skills

• Prior remote work experience, be fluent with remote collaboration tools and platforms (such as Slack, Zoom, Google Workspace, Jira, Linear, or similar), and have ideally worked with US or UK-based companies. Applications without this experience will not be considered.

Preferred Qualifications

• Experience working on AI-native products

• Familiarity with modern charting and visualization libraries

• Experience contributing to design systems and scalable UI architecture

Tools & Technology

• React 19

• Next.js App Router

• TypeScript

• Tailwind CSS

• Supabase

• PostgreSQL

• OpenAI API / AI SDKs

• Cursor, Copilot, Claude Code

• Google Workspace

• Slack, Zoom, and other remote collaboration tools

Please NOTE
It is crucial that you complete the application form in full. As part of the application process, you will be required to record a video. If your application is successful, you will receive an email confirming next steps—the video is the first step of the interview process. If you do not record a video, we will not be able to consider you for ANY open roles.

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