HubMub
-
N-iX

Lead FullStack Software Engineer

N-iX
Romania · Full-time · Mid-Senior
About the client:

Our customer is the European online car market, with over 30 million monthly users and a presence in 18 countries. As a Lead FullStack Engineer, you will play a pivotal role in shaping the future of online car markets and enhancing the user experience for millions of car buyers and sellers.

Responsibilities:

  • Developing fast, high-traffic public-facing websites
  • Explore new technologies and help the team to use them
  • Work using AI tools and apply them to the SDLC
  • Following software development best practices while delivering the work
  • Following testing principles while testing your own code to ensure production readiness
  • Follow the philosophy of: you-build-it-you-run-it (be responsible for the SDLC processes)

Requirements:

  • 5+ years developing reliable, highly available, and scalable software systems
  • Strong understanding of software architecture and design patterns
  • Firm grasp of clean code principles and coding standards
  • Strong proficiency using AI tooling, such as ChatGPT/Codex, for rapid development
  • Experience integrating AI tooling into your development environment for streamlined usage
  • Experience with AI Frameworks like Vercel AI SDK, LangChain, etc.
  • Strong proficiency with backend development with either of the following technologies Typescript +Node.js or C#+Typescript
  • Strong proficiency with SQL & NoSQL datastores (GraphQL, Redis)
  • Strong proficiency with frontend development (HTML, CSS, JavaScript)
  • Strong proficiency with component-based frameworks and SSR (Next.js/React or Vue.js) or Angular with the desire to learn React/ Vue.js.
  • Hands-on experience developing and maintaining 3rd party content management systems
  • Knowledge of modern cloud infrastructures and tools, such as AWS, Terraform, and Docker
  • Experience with APIs and developing in a service-based application environment
  • Experience building optimized UIs for performance
  • Proficiency with version control systems such as Git
  • Experience working within a formal CI/CD pipeline
  • Experience with logging, monitoring, and alerting services like Datadog, Newrelic
  • Solid approach to testing and ensuring quality of code, Unit testing, backend, and frontend
  • At least Upper-intermediate English level
  • This role requires mandatory timezone coverage: work must align with the Toronto (ET) timezone for LATAM hours and 13:00–21:00 EET for EU hours approximately.

We offer*:

  • Flexible working format - remote, office-based or flexible
  • A competitive salary and good compensation package
  • Personalized career growth
  • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
  • Active tech communities with regular knowledge sharing
  • Education reimbursement
  • Memorable anniversary presents
  • Corporate events and team buildings
  • Other location-specific benefits
  • not applicable for freelancers

Key Skills

Ranked by relevance

ai typescript terraform ai tools angular graphql datadog react nosql cloud cicd css sql aws
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Posted
Jan 23, 2026
Type
Full-time
Level
Mid-Senior
Location
Romania
Company
N-iX

Industries

Construction Software Development IT Services IT Consulting

Categories

Engineering

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