Senior Full-Stack Engineer (React Native / Node.js)

About the role

Intetics Inc., a technology company specializing in custom software development, team distribution, software quality assessment and digital solutions, is looking for a Senior Full-Stack Engineer (React Native / Node.js) to join its team and provide exceptional customer support. The position is remote.

Key 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 give constructive, actionable feedback
• Take part in production incident response, analyze logs and identify root causes
• Make pragmatic technical decisions within strict regulatory constraints and take ownership of features from requirements through production delivery

Required profile

• 5+ years of commercial software development experience
• Strong React Native experience across Expo and bare workflows, including native module integration
• Strong TypeScript on client and server sides
• Experience building Node.js BFF services with frameworks such as NestJS, Fastify, Hono or Express
• Hands-on experience designing RPC-style APIs
• Solid SQL skills, including querying materialized views and retrieving data directly through SQL
• Git-based workflows and regular code reviews
• Daily use of AI coding tools such as Claude Code, Cursor or Copilot, with critical assessment of their output
• Product mindset, able to understand business goals, challenge requirements and drive delivery; English at B2+ or higher

Nice to have

• Embedding React Native into existing native host applications
• Fintech, banking or other regulated environment experience
• OTA update tools such as Stallion, Hot Updater, CodePush or Expo Updates
• Go