Backend Engineer PostgreSQL / AI

Salary: CHF 120'000 - 140'000 per year

Requirements:

• Several years of experience in backend development

• Strong expertise in PostgreSQL and relational databases

• Good knowledge of JavaScript / TypeScript

• Strong SQL skills, ideally including PL/pgSQL

• Hands-on experience with AI tools, LLMs, AI agents or AI-assisted development workflows

Responsibilities:

• Develop and continuously improve backend services and data-driven applications

• Design, model and optimize PostgreSQL databases

• Develop complex SQL / PLpgSQL functions, transactions and data migrations

• Build and further develop integrations and APIs

• Develop modern backend solutions using JavaScript / TypeScript

• Work with Next.js in a backend / server-side context

• Build scalable, serverless solutions

• Contribute to AI-powered workflows and AI agents

Technologies:

• AI

• AI Agents

• Backend

• JavaScript

• PostgreSQL

• SQL

• Serverless

• TypeScript

• Java

• PL SQL

More:

You will be working in a small team at a Start-Up company (1 - 5 employees).

last updated 40 week of 2026