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. ResponsibilitiesArchitect and develop backend systems using AWS services like Lambda, RDS, DynamoDB, and API GatewayBuild and maintain serverless microservices to support a variety of applicationsTake ownership of backend infrastructure, ensuring high performance, scalability, and securityCollaborate with cross-functional teams to integrate backend services with frontend applicationsDefine and enforce best practices for coding, performance optimization, and testingMentor and guide junior developers to improve their technical skills and expertiseWrite unit and integration tests to ensure system reliability and maintainabilityContinuously evaluate and improve backend architecture, identifying opportunities for automation and optimizationParticipate in code reviews to maintain high standards of code quality Requirements3+ 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 frameworkStrong experience with RESTful API development and integrationHands-on experience with CI/CD tools and deployment automation (GitHub Actions, Jenkins, etc.)Proficient in writing automated tests using tools such as Jest or MochaDeep understanding of cloud security best practices and infrastructure managementExcellent troubleshooting and debugging skills, with the ability to solve complex technical challengesStrong communication and collaboration skills, with the ability to work across teams We offerInternational projects with top brandsWork with global teams of highly skilled, diverse peersHealthcare benefitsEmployee financial programsPaid time off and sick leaveUpskilling, reskilling and certification coursesUnlimited access to the LinkedIn Learning library and 22,000+ coursesGlobal career opportunitiesVolunteer and community involvement opportunitiesEPAM Employee GroupsAward-winning culture recognized by Glassdoor, Newsweek and LinkedIn