Senior Full-Stack Engineer: React Native & Node.js APIs

Intetics; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Intetics Inc. is a leading American technology company specializing in custom software development and digital solutions. We are seeking a Senior Full-Stack Engineer (React Native/Node.js) to join our team and deliver high-quality software for clients.

The role focuses on building React Native SDKs, designing BFF endpoints with Node.js/TypeScript, and owning features from requirements to production. Strong RN, TS, and Node.js skills, plus English at B2+ level, are required.

Qualifications

• 5+ years of commercial software development experience.
• Strong React Native experience across Expo and bare workflows, including native module integration.
• Strong TypeScript skills on both the client and server sides.
• Experience developing Node.js BFF services using frameworks such as NestJS, Fastify, Hono, or Express.

Responsibilities

• Build and maintain React Native SDK functionality, including integration into partners' existing native applications.
• Design and implement BFF endpoints using Node.js and TypeScript, exposed through RPC APIs.
• Investigate issues across the full request path, including the mobile client, network, BFF, and external services.
• Review code and provide constructive, actionable feedback.
• Participate in production incident response, analyze logs, and identify root causes.
• Make pragmatic technical decisions while adapting to changing requirements and strict regulatory constraints.
• Take ownership of features from initial requirements through production delivery.

Skills

React Native

TypeScript

Node.js

RPC APIs

NestJS

Fastify

Hono

Express

SQL

Git

AI coding tools

Product mindset

English (B2+)

Tools

Go

Job description

Intetics Inc. is a leading American technology company specializing in custom software development and digital solutions. We are seeking a Senior Full-Stack Engineer (React Native/Node.js) to join our team and deliver high-quality software for clients.

The role focuses on building React Native SDKs, designing BFF endpoints with Node.js/TypeScript, and owning features from requirements to production. Strong RN, TS, and Node.js skills, plus English at B2+ level, are required.