Middle Backend Engineer

We are looking for a talented and driven Middle Backend Developer to join our growing team. In this role, you will focus on designing and developing backend services and microservices, using AWS technologies and serverless frameworks. As a key member of our development team, you will help build scalable, reliable, and efficient systems while collaborating with cross-functional teams to deliver high-quality solutions.
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

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• Design and develop microservices using AWS services (Lambda, API Gateway, DynamoDB, RDS)
• Integrate and maintain serverless architecture within our backend infrastructure
• Collaborate with frontend developers to ensure smooth integration of services and APIs
• Write clean, maintainable code with automated tests to ensure code quality
• Participate in the full development lifecycle from planning to deployment
• Monitor and optimize performance of backend systems and services
• Troubleshoot and debug issues across the backend architecture
• Contribute to continuous improvement efforts and knowledge sharing within the team

• 2+ years of experience in backend development with a focus on AWS services (Lambda, CloudWatch, RDS, DynamoDB, API Gateway)
• Strong proficiency in Node.js and modern JavaScript (ES6+)
• Experience with serverless technologies and microservice architecture
• Solid understanding of API development and integration (RESTful services)
• Familiarity with unit testing frameworks (Jest, Mocha) and test-driven development (TDD)
• Experience with version control systems, particularly Git
• Familiarity with CI/CD tools and deployment pipelines
• Strong problem-solving skills and attention to detail
• A2+ level of English proficiency (both written and spoken)

• Experience with AWS S3, Cognito, and Secrets Manager
• Knowledge of front-end technologies (e.g., Angular, React)
• Familiarity with Infrastructure as Code (e.g., Terraform, CloudFormation)
• Experience with containerization tools such as Docker
• Knowledge of GraphQL or similar API technologies
• Experience with performance tuning and cost optimization in cloud environments

• Connectivity Bonus (15,000 ARS are paid with a salary receipt at the end of each month as a non-wages concept)
• Medicina Prepaga (It covers the collaborator and direct family group)
• Paternity Leave (Two additional days are added to what is established by law, total of 4 days)
• Discounts card
• English Training (English lessons, twice per week)
• Training Program (Access to multiple customized training plans according to the needs of each role within the company)
• Marriage bonus (The company doubles the allowance established by law that ANSES offers)
• Referral Program (Referral bonus is paid when the referral of a collaborator joins the Company)
• External Agreements and Discounts
• Vacations: 14 calendar days a year