Senior Frontend Engineer

Dominican Republic, Remote. Posted 2 months ago

The role

Build AI-powered product interfaces and analytics-driven user experiences. You will use React 19 and Next.js App Router to develop dashboards and integrate LLM functionality.

What you will do

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
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

Nice to have

Experience working on AI-native products
Familiarity with modern charting and visualization libraries
Experience contributing to design systems and scalable UI architecture

Before you apply

Applications without prior remote work experience and fluency with remote tools will not be considered
Complete the application form in full
You will be required to record a video
If you do not record a video, you will not be considered for any open roles

About the company

Hire Hangar connects top talent with vetted employers. They work with fast-growing global companies.