Posted 2 days ago

Principal Backend Developer

Part time
Dubai, AE
Senior
Salary Range: To be discussed
Full Job Description
Summary
Seeking a Principal Backend Engineer to lead eCommerce backend development, scaling, and optimization for web/mobile, ensuring reliability for thousands of customers.
Description

We are seeking a Principal Backend Engineer to lead the design, development, and optimization of the backend systems that power our eCommerce platform across both web and mobile applications. As a senior technical leader, you will play a key role in scaling architecture, improving performance, and ensuring the reliability of systems that serve thousands of customers.

Key Responsibilities:

Lead backend architecture decisions for a scalable, secure, and high-performance eCommerce platform.
Define and enforce backend development standards and best practices.
Build and maintain microservices, APIs, and backend logic that support product catalogs, order processing, payments, user accounts, and more.
Integrate third-party services such as payment gateways, logistics APIs, ERP/CRM systems, etc.
Mentor junior and mid-level engineers; conduct code reviews and foster a culture of engineering excellence.
Collaborate with frontend, DevOps, QA, and product teams to ensure seamless integration and delivery.
Optimize database queries, service response times, and server resource usage to ensure high performance during peak traffic.
Implement caching strategies, background jobs, and async processes for efficiency.
Ensure systems adhere to security best practices (e.g., data encryption, secure authentication/authorization, PCI compliance for payment).
Work with DevSecOps to regularly audit and improve system security.

Requirements:

Bachelors or Masters degree in Computer Science, Engineering, or a related field.
8+ years of backend development experience, with at least 2+ years in a principal or staff engineer role.
Proven experience building and scaling backend systems for eCommerce platforms.
Languages: Node.js, Python, Java, or Go.
Frameworks: Express.js, Spring Boot, Django, etc.
Databases: PostgreSQL, MySQL, MongoDB, Redis.
APIs: RESTful, GraphQL.
Cloud: AWS, GCP, or Azure (EC2, S3, RDS, Lambda, etc.)
Tools: Docker, Kubernetes, Git, CI/CD pipelines.
Strong problem-solving and analytical skills.
Excellent communication and cross-functional collaboration abilities.
A passion for technology and a commitment to continuous improvement.

Preferred Qualifications:

Experience with headless commerce or composable commerce architecture.
Familiarity with mobile backend integration (iOS & Android).
Experience in DevOps or platform engineering practices.

Interested?