Senior Fullstack Developer (React/Node.js AI)

TL;DR

Senior Fullstack Developer (React/Node.js AI): Building and scaling modern React applications and Node.js backend services with an accent on AI-assisted engineering and micro-frontend architecture. Focus on designing scalable APIs, integrating event-driven platforms, and leveraging AI tools to accelerate software development.

Location: Hybrid in Serbia (Belgrade, Novi Sad, Nis)

Company

hirify.global is a product company working with Carauktion, a leading Swiss B2B car trading platform focused on scalable, user-friendly automotive business tools.

What you will do

• Build and maintain React applications using TypeScript, Vite, and micro-frontend architecture.
• Develop Node.js/NestJS backend services and APIs integrated with event-driven platforms (RabbitMQ, Kafka, AWS).
• Collaborate with designers and product managers to deliver performant and accessible UI components.
• Customize white-label platforms supporting multiple brands on a shared codebase.
• Ensure code quality via testing, code reviews, and CI/CD pipelines.
• Participate in architecture discussions and mentor mid-level developers.

Requirements

• Location: Hybrid work based in Serbia cities Belgrade, Novi Sad, or Nis
• English: B2 level or higher required
• 5+ years professional experience in web development with React, TypeScript, and Node.js.
• Experience with state management, RESTful APIs, GraphQL, and secure authentication (OAuth2/Keycloak).
• Familiarity with micro-frontend architecture and cloud-native deployments (preferably AWS).
• Strong problem-solving and communication skills for international collaboration.

Nice to have

• Experience with AWS services like S3, CloudFront, Lambda, or ECS.
• Open source contributions or side projects demonstrating skills.

Culture & Benefits

• Flexible remote-first culture with hybrid work options.
• Modern tech stack and strong engineering standards.
• Flat organizational structure with autonomy and growth opportunities.
• Private health insurance and equipment allowance.
• Professional development budget and language lessons.
• Nice office in Belgrade with amenities.