Lead/senior Ai Fullstack Software Engineer

NIX

Romania
On-site (with flexible working options)
Node.js / java/ .net and typescript
Aws, terraform, and docker
Next.js or react
NIX is seeking a Lead/Senior AI Fullstack Software Engineer to enhance their online car market platform, which serves over 30 million users across 18 countries. The ideal candidate will have extensive experience in software development, particularly with AI agents and cloud technologies, and will enjoy a flexible working environment with numerous professional growth opportunities

Job Summary

  • Continue the evolution and scaling of our freshly released, native ChatGPT apps and custom MCP integrations.
  • Develop and maintain high-traffic, public-facing interfaces hosted on AWS modern cloud infrastructure.
  • Explore and implement emerging AI frameworks and technologies to keep the product at the forefront of the GenAI market.

Matching Summary

Match Score: 85

NIX is seeking a Lead/Senior AI Fullstack Software Engineer to enhance their online car market platform, which serves over 30 million users across 18 countries. The ideal candidate will have extensive experience in software development, particularly with AI agents and cloud technologies, and will enjoy a flexible working environment with numerous professional growth opportunities.

Skills & Requirements

Must-have

  • Node.js / Java/ .Net and TypeScript
  • AWS, Terraform, and Docker
  • Next.js or React
  • SQL and NoSQL datastores
  • service-based API environments
  • CI/CD pipelines and monitoring

Nice-to-have

  • modern, energetic mindset
  • critical thinking and systemic vision
  • high-level ownership

Key Requirements

  • 7+ years of experience
  • Strong experience working with AI agents
  • Deep experience with Model Context Protocols (MCP)
  • Proven track record of using AI tooling
  • Upper-intermediate English level

Work Rights

Not specified

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