Senior Backend Engineer

We are looking for a Senior Backend Engineer to join our innovative team. In this role, you will be responsible for the architecture, development, and maintenance of robust, high-performance backend systems within AWS. You will leverage serverless technologies to deliver scalable, efficient, and secure microservices that align with our evolving business needs. The ideal candidate has a deep understanding of cloud architecture, a passion for clean code, and a proven track record of delivering complex backend solutions at scale.

Responsibilities

• Architect and develop backend systems using AWS services like Lambda, RDS, DynamoDB, and API Gateway
• Build and maintain serverless microservices to support a variety of applications
• Take ownership of backend infrastructure, ensuring high performance, scalability, and security
• Collaborate with cross-functional teams to integrate backend services with frontend applications
• Define and enforce best practices for coding, performance optimization, and testing
• Mentor and guide junior developers to improve their technical skills and expertise
• Write unit and integration tests to ensure system reliability and maintainability
• Continuously evaluate and improve backend architecture, identifying opportunities for automation and optimization
• Participate in code reviews to maintain high standards of code quality

Requirements

• 3+ years of experience in backend development with a strong focus on AWS services (Lambda, CloudWatch, RDS, DynamoDB, Cognito, API Gateway)
• Proficiency in Node.js and modern JavaScript (ES6+)
• Expertise in serverless architectures and the serverless framework
• Strong experience with RESTful API development and integration
• Hands-on experience with CI/CD tools and deployment automation (GitHub Actions, Jenkins, etc.)
• Proficient in writing automated tests using tools such as Jest or Mocha
• Deep understanding of cloud security best practices and infrastructure management
• Excellent troubleshooting and debugging skills, with the ability to solve complex technical challenges
• Strong communication and collaboration skills, with the ability to work across teams

We offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Healthcare benefits
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn