Senior Backend Engineer

Q Mart | كيو; Jeddah; On-site; SAR 180,000 - 240,000; Full time

Job summary

Q Mart in Saudi Arabia is seeking a backend engineer to design, build, and maintain scalable Go-based services powering orders, payments, and logistics. You’ll implement robust RESTful APIs and optimize PostgreSQL databases while aligning with distributed systems design.

You will collaborate with frontend, mobile, and DevOps teams, contribute to architecture decisions, and help ensure performance, reliability, and scalability as the platform grows in Saudi e-commerce.

Qualifications

• 4+ years backend development experience.
• Go proficiency with concurrency.
• PostgreSQL, microservices, and REST APIs experience.

Responsibilities

• Design, build, and maintain scalable backend services using Go.
• Develop and improve microservices powering orders, payments, logistics, and inventory.
• Build reliable RESTful and gRPC APIs for web and mobile applications.
• Design and optimize PostgreSQL databases and queries.
• Improve system performance, reliability, and scalability.
• Work closely with frontend, mobile, and DevOps teams.
• Contribute to code reviews and backend architecture decisions.

Skills

Go

PostgreSQL

Microservices

REST APIs

Distributed systems

Kafka

RabbitMQ

Docker

CI/CD

Monitoring

Tools

Docker

CI/CD pipelines

Prometheus/Grafana

Kafka/RabbitMQ

Job description

Q Mart | Building the Future of Saudi E-Commerce

About Q Mart

At Q Mart, we’re building the next generation of Saudi e-commerce systems; scalable, reliable, and built for growth.

We’re a focused, ambitious team driven by innovation, engineering excellence, and a commitment to building technology that solves real-world challenges. We value collaboration, continuous improvement, and creating reliable solutions that make a meaningful impact as our platform grows.

What You’ll Do

• Design, build, and maintain scalable backend services using Go.
• Develop and improve microservices powering orders, payments, logistics, and inventory.
• Build reliable RESTful and gRPC APIs for web and mobile applications.
• Design and optimize PostgreSQL databases and queries.
• Improve system performance, reliability, and scalability.
• Work closely with frontend, mobile, and DevOps teams.
• Contribute to code reviews and backend architecture decisions.

What We’re Looking For

• +4 years of backend development experience.
• Strong proficiency in Go, including concurrency.
• Solid experience with PostgreSQL, microservices, and REST APIs.
• Understanding of distributed systems and message brokers such as Kafka or RabbitMQ.
• Familiarity with Docker, CI/CD, and monitoring tools.
• Strong problem-solving skills and a focus on clean, maintainable code.

Why Join Q Mart?

• Solve real-world engineering challenges at scale.
• Make meaningful technical decisions and shape our architecture.
• Work in a collaborative, fast-moving engineering environment.
• Help build the future of e-commerce in Saudi Arabia.