Staff Backend Engineer - Go Microservices & AI Platform

Grupa OLX; United States; Remote; USD 170,000 - 225,000; Full time

Job summary

Grupa OLX is seeking a Staff Backend Engineer to help scale our Real Estate platforms and accelerate migration of a PHP monolith to microservices in Go. You will design new domains from scratch, owning architectural decisions and guiding teams across the globe.

You will champion scalable distributed systems, CI/CD, REST/GraphQL APIs, and AWS, while mentoring engineers and shaping the long-term technical strategy for the company from a remote-first home-based setup.

Qualifications

• Proven track record in building large-scale backend services.
• Strong CS fundamentals with hands-on coding focus.
• Experience designing AI agent architectures is a plus.
• Ability to work across international teams and time zones.
• Fluent English communication.

Responsibilities

• Architect and own backend services across domains.
• Migrate PHP monolith to microservices in Go.
• Define system boundaries and extraction priorities.
• Lead code reviews, mentoring, and cross-team collaboration.
• Contribute to AI dev harness and context engineering.

Skills

Golang

Java/Kotlin

Backend design

Distributed systems

CI/CD

RESTful APIs

GraphQL

AWS

Mentoring

Leadership

Tools

PostgreSQL

NoSQL

Job description

Grupa OLX is seeking a Staff Backend Engineer to help scale our Real Estate platforms and accelerate migration of a PHP monolith to microservices in Go. You will design new domains from scratch, owning architectural decisions and guiding teams across the globe.

You will champion scalable distributed systems, CI/CD, REST/GraphQL APIs, and AWS, while mentoring engineers and shaping the long-term technical strategy for the company from a remote-first home-based setup.