Remote AI-Native Staff Backend Engineer

OLX; Polska; Remote; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Remote work

Training budget

Udemy access

Private medical care

IP rights 80%

Office access Poznan/Warsaw

Job summary

OLX is seeking an AI-native Staff Backend Engineer to join cross-functional teams in Motors, Real Estate, OLX Classifieds, or Platforms, working remotely from Poland. You will architect context pipelines for AI agents, define agent-actionable task specs, and lead migration toward microservices while ensuring scalable, well-bounded domain systems.

You should have deep experience with Golang, Java/Kotlin, PHP, REST/GraphQL, AWS, and CI/CD, plus strong English communication and mentoring abilities.

Qualifications

• Strong background in Golang, Java/Kotlin, and PHP.
• Experience with large-scale web applications and scalable architectures.
• Excellent English communication across engineering, product, and leadership teams.

Responsibilities

• Architect context pipelines for AI agents and ensure reliable, mergeable code.
• Prepare agent-actionable task specifications with clear criteria.
• Design and maintain agent-ready systems with CI/CD and testing guardrails.
• Contribute to AI tooling evaluations and OLX AI practices repositories.
• Drive migration from legacy monoliths to microservices within well-bounded domains.
• Set high standards for GraphQL API design, REST contracts, and data schemas.
• Identify high-value problems with product/engineering leadership and drive direction.

Skills

Golang

Java/Kotlin

PHP

Distributed systems

REST APIs

GraphQL

AWS

CI/CD

English communication

Databases (Relational & NoSQL)

Tools

PostgreSQL

MongoDB

Kubernetes

Docker

Job description

OLX is seeking an AI-native Staff Backend Engineer to join cross-functional teams in Motors, Real Estate, OLX Classifieds, or Platforms, working remotely from Poland. You will architect context pipelines for AI agents, define agent-actionable task specs, and lead migration toward microservices while ensuring scalable, well-bounded domain systems.

You should have deep experience with Golang, Java/Kotlin, PHP, REST/GraphQL, AWS, and CI/CD, plus strong English communication and mentoring abilities.