Senior Cloud Software Engineer

Merkle Bulgaria provides global retailers with a single source of expertise, technology, and operational support. We have a proven track record of delivering, managing, and innovating multi-channel commerce platforms for major international brands and retailers, including Adidas, Clarins, ASDA, Shiseido, and more. Our world-class team has delivered sites for over 35 brands and managed over 400 transactional eCommerce sites across 60 locations and six continents.

The company has established a key Sofia technology team comprising Software Architects, Software Developers, QA Engineers, Project Managers, and Technical Support Specialists as part of its global expansion strategy.

To support this strategy, we are currently seeking talented individuals for the role of:

We’re hiring a Senior Cloud Software Engineer at Merkle in Sofia.

Key Responsibilities:

• Design, develop, and maintain backend services using Java (11+) and Spring Boot
• Build and optimise serverless components on AWS (Lambdas, API Gateway, DynamoDB, S3, CloudWatch)
• Integrate APIs and microservices within a modular architecture
• Ensure code quality through automated tests, code reviews, and performance optimisation
• Contribute to CI/CD processes using Jenkins, GitHub Actions, and Terraform (nice to have)
• Collaborate with architecture and QA teams to ensure scalability, reliability, and security
• Participate in agile ceremonies (daily standups, sprint planning, retrospectives)

Requirements:

• 5+ years of experience in Java backend development
• Strong understanding of AWS serverless ecosystem (Lambda, IAM, SQS/SNS, CloudFormation)
• Familiarity with RESTful APIs, microservices, and asynchronous communication
• Experience with CI/CD pipelines, Jenkins, and infrastructure-as-code principles
• Good knowledge of unit testing frameworks (JUnit, Mockito, etc.)
• Working knowledge of Git, Agile/Scrum, and standard development workflows
• English proficiency and ability to work with distributed international teams

Nice to Have:

• Experience with API Gateway, Cognito, or Kinesis
• Exposure to Node.js or Python for Lambda scripting
• Familiarity with Docker and container orchestration (ECS, EKS)
• Background in data-driven applications or integration-heavy platforms

Additional information:

• We are huge believers in work-life balance, so we offer all our employees 25 days of paid leave.
• We recognise strong talent and go above and beyond to attract and retain the best people, that’s why our remuneration packages are among the top on the market.
• We understand that there cannot be a “one size fits all” approach to benefits. That is why we have a customisable benefits package that fits your needs.
• Our teams operate using a hybrid work model, and they can work from the office and the comfort of their home.
• Free parking spaces are available for all our employees working from the office.
• Free drinks and snacks in the office will help keep the energy levels up.
• Attend the most popular tech and business events in Bulgaria for free, of course.