Full-Stack AI SaaS Engineer

ESYEN is seeking a proactive Full Stack Software Engineer to build modern web applications, SaaS platforms, and AI‑enabled products. You’ll contribute across frontend, backend, and AI integrations while collaborating with AI, Infrastructure, and R&D teams.

The candidate will work on end‑to‑end development, design scalable architectures, and ensure robust deployment using Docker and CI/CD in Avezzano. A degree in CS/CE is advantageous.

Design and development of web applications, SaaS platforms, and AI-enabled software products. Develop backend services with Node.js, TypeScript, and NestJS; design REST APIs; manage PostgreSQL databases. Develop frontend with React and TypeScript; build responsive, component-based interfaces; integrate APIs. Implement authentication/authorization, real-time features with WebSocket, and CI/CD pipelines. Integrate external AI services and ensure scalable, secure deployment across environments. A degree in Computer Science, Computer Engineering, or a related field is considered an advantage. Professional experience in Full Stack Software Engineering, with end‑to‑end development capabilities, is preferred. Experience with AI/LLM APIs, RAG, vector databases, embeddings, or agentic workflows is a strong plus. Health coverage Professional development Team activities Welfare benefits Flexible hours Career growth