Lead/Senior AI FullStack Software Engineer
N-iXUkraine9 hours ago
Full-timeRemote FriendlyEngineering
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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:
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:
- 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.
- Work heavily with AI agents (Claude Code, ChatGPT/Codex) to maintain and extend a codebase
- Operate with full team autonomy, collaborating closely with the Engineering Manager in a "co-author" environment.
- Follow the "you-build-it-you-own-it" philosophy, taking full responsibility for the SDLC and production readiness.
- Explore and implement emerging AI frameworks and technologies to keep the product at the forefront of the GenAI market.
- 7+ years of experience developing reliable, highly available, and scalable software systems.
- Strong experience working with AI agents (Claude Code, ChatGPT/Codex) to maintain and extend a codebase
- Strong proficiency with backend development using Node.js and TypeScript.
- Deep experience with Model Context Protocols (MCP).
- Proven track record of using AI tooling (ChatGPT, Codex, Claude Code) for rapid operator-driven development.
- Hands-on experience with modern cloud infrastructures, specifically AWS, Terraform, and Docker.
- Strong proficiency with frontend development (HTML, CSS, JavaScript) and component-based SSR frameworks like Next.js or React.
- Experience with SQL and NoSQL datastores, as well as developing in service-based API environments.
- Strong understanding of software architecture, design patterns, and clean code principles.
- A modern, energetic mindset with critical thinking and systemic vision skills, the ability to work independently and take high-level ownership.
- Experience with formal CI/CD pipelines and monitoring services.
- Upper-intermediate English level.
- 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
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