Staff Backend Engineer

We are partnering with a well-established brand that is expanding its product engineering hub in Sofia. The team builds large-scale digital loyalty systems used across multiple markets, using a modern backend stack including Node.js, TypeScript and AWS.

In this role you will have product ownership and technical influence, contributing both hands-on development and architectural decisions.

Hybrid setup, annual bonus, flexible working hours. No prior experience with leadership is required – positive attitude and good soft skills matter!

Responsibilities:

• Design and develop backend services powering large-scale digital applications (Node.js, TypeScript).

• Build and maintain serverless microservices on AWS.

• Work with event-driven architectures and distributed systems.

• Contribute to technical design and architecture decisions.

• Review code, improve engineering standards, and mentor less experienced developers.

• Collaborate with product teams to deliver new platform capabilities.

• Improve CI/CD pipelines, testing, monitoring, and overall platform reliability.

• Analyze and optimize systems for performance, scalability, and cost efficiency.

Technical environment:

• Node.js, TypeScript.

• AWS Serverless (Lambda, API Gateway, DynamoDB, SQS/SNS, S3, RDS).

• Event-driven microservices.

• GitHub Actions CI/CD.

• REST APIs and distributed system design.

Requirements:

• Strong experience building backend services in production environments.

• Adhering to best coding practices – your code is well-tested and maintainable.

• Experience with building production-grade services.

• Hands-on with AWS and serverless architectures.

• Good understanding of microservices, event-driven systems, and scalability patterns.

• Proactive collaborator – desire to mentor peers and to contribute to technical direction.

• Experience designing scalable or high-throughput systems is a strong advantage.

Benefits:

• Hybrid setup (2-3 days at the office per week).

• Comprehensive insurance (Health, Dental and Life).

• Budget for training, development and certifications.

• Flexible working hours.

• Wellness allowance.

• Annual bonus.

• 25 days off.

• And other perks available!

Thank you for applying! Only shortlisted candidates will be contacted!

Elevate’s recruitment activities are based on Certificate No. 3951 dated 19 June 2025 for carrying out intermediary activities related to information provision and employment.