Senior Backend Engineer

Eurosoft; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Work with CEO on exciting AI platforms

Private LLM and RAG platform projects

Job summary

Eurosoft in the United States is seeking a seasoned backend engineer to design, build, and operate APIs and services for private LLM and RAG platforms for enterprise clients. You will work on data modeling in PostgreSQL, REST and asynchronous interfaces, and production monitoring while collaborating with leadership on complex systems.

You should have five or more years of backend development experience, strong Python skills with FastAPI/Django or Node.js, and solid Docker/CI/CD expertise.

Qualifications

• At least five years of backend development experience.
• Strong Python experience with FastAPI or Django, or Node.js experience.
• Practical PostgreSQL skills, including data modelling and query tuning.

Responsibilities

• Design, implement, and maintain backend APIs and services.
• Model data in PostgreSQL and improve query performance.
• Build REST and asynchronous interfaces, including queues and background jobs.
• Package and deliver services with Docker and CI/CD workflows.
• Monitor production systems and support their reliable operation.

Skills

Backend development

Python

FastAPI

Django

Node.js

Tools

PostgreSQL

Docker

CI/CD

REST APIs

Job description

Role overview

Build and operate the APIs and backend services that support AI platforms and enterprise systems. The work includes developing reliable data-backed services and production features for private language-model and retrieval-augmented generation (RAG) deployments used by enterprise clients in South Korea.

Responsibilities

• Design, implement, and maintain backend APIs and services.


• Model data in PostgreSQL and improve query performance.


• Build REST and asynchronous interfaces, including queues and background jobs.


• Package and deliver services with Docker and CI/CD workflows.


• Monitor production systems and support their reliable operation.

Requirements

• At least five years of backend development experience.


• Strong Python experience with FastAPI or Django, or Node.js experience.


• Practical PostgreSQL skills, including data modelling and query tuning.


• Experience with REST APIs, asynchronous processing, and background jobs.


• Familiarity with Docker, CI/CD, and production monitoring.


• Valid Korean residency documentation and good working English; Korean is an advantage.

Benefits and work setup

• Full-time contract with market-level compensation based on experience.


• Work on private LLM and RAG platforms for enterprise clients in South Korea.


• Join a small, experienced team and work directly with its CEO.