Jr/Mid Back End Engineer

Ai Kosmo - Your Hotel Digital Concierge; Savona; Remoto; EUR 40.000 - 60.000; Tempo pieno

Descrizione del lavoro

A dynamic tech startup is seeking a Backend Developer to join their innovative team. You will design and build backend services, integrating AI agents with voice and messaging channels using technologies like Node.js and TypeScript. The role offers flexible remote work with occasional in-person meetings in northern Italy, presenting an exciting opportunity for professional growth and hands-on experience in cutting-edge technologies.

Servizi

Flexible work environment

Professional growth opportunities

Experience with cutting-edge technologies

Collaborative and motivated team

Competenze

• Experience with backend services and APIs.
• Knowledge of REST APIs and schema design.
• Flexibility and self-discipline for remote work.

Mansioni

• Design, develop, and maintain backend services.
• Build integrations for voice and messaging systems.
• Collaborate with teams for multi-channel experiences.

Conoscenze

Node.js

TypeScript

WebSockets

Problem-solving

Adaptability in startup

Strumenti

Hono

Postgres

Docker

Descrizione del lavoro

🤝 Full-time contract with flexible hours

📍 Fully remote (with recurring meeting / retreats in northern Italy)

We are a fast-growing, innovative startup looking for a Backend Developer (all levels) to join our team and help us build AI agents.

Your mission

Maintain / expand our server infrastructure and create integrations that make our AI agent accessible as a voice assistant, and through email and WhatsApp.

Responsibilities

• Design, develop, and maintain backend services and APIs
• Build integrations to connect the AI agent with external communication channels :
• Voice : integrate telephony via technologies such as LiveKit (calls, speech input / output)
• Messaging : integrate with WhatsApp and email systems
• Implement and optimize real‑time communication flows using WebSockets
• Ensure scalability, reliability, and security of backend services
• Collaborate with frontend and AI engineering teams to deliver seamless multi‑channel experiences

Core Tech Stack

• Node.js
• Hono (or similar frameworks like Express.js)
• WebSockets
• TypeScript
• Postgres / Supabase (schema design, query optimization, migrations)
• REST APIs

Integration Skills (not mandatory; you can learn on the job)

• Twilio / LiveKit (voice, SMS, call routing, WhatsApp)
• Email integration (like SMTP)
• Experience designing robust webhook flows and handling external APIs

Bonus Skills

• Experience or strong interest in AI / Context Engineering (OpenAI APIs, RAG systems)
• Docker, CI / CD pipelines, cloud services
• Event‑driven architectures (RabbitMQ, etc.)

Soft Skills

• Flexible mentality and adaptable in a startup environment
• Strong problem‑solving and debugging skills
• Passion for what you do
• Self‑discipline for remote work, with openness to in‑person meetups

Location

• Must be able to attend periodic (every 6–8 weeks) in‑person meetings in northern Italy

🎁 What We Offer

• Space for fast professional growth
• Flexible and modern remote work environment
• Hands‑on experience with cutting‑edge technologies
• High‑impact role : your work directly shapes our product
• Young, friendly, and motivated team

📩 Ready to transform hospitality tech with us? Send us your CV!