Senior Frontend Engineer
Hirehangar · Mexico - Mexico City, Parugauy - Asuncion · posted Aug 21, 2026
What this role actually asks for
Extracted by RemoteHuntMust have
- •React 19 and Next.js App Router
- •Expert-level TypeScript strict mode
- •Strong Tailwind CSS implementation
- •Experience building dashboards/data-heavy apps
- •Production experience integrating LLM APIs
- •Practical prompt engineering experience
- •Prior remote work experience
Nice to have
- •Experience working on AI-native products
- •Familiarity with charting/visualization libraries
- •Contributing to design systems
Tools and technologies
Worth checking before you apply
- ⚠US Time Zones required
The full posting
About the Role
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.
Job 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 Supabase and 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
- Must have 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
What Else Should You Know
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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