JavaScript Developer

We are looking for a driven and talented JavaScript Developer with expertise in AWS and Node.js.

In this position, you will be responsible for developing scalable, high-performance solutions to address complex business challenges. You will work alongside cross-functional teams to deliver reliable applications in a fast-paced and collaborative environment.

Responsibilities

• Develop and implement backend services and APIs using JavaScript and Node.js for scalable solutions
• Work with team members to design and deploy cloud-native architectures on AWS
• Build, maintain, and integrate microservices to ensure smooth system communication
• Enhance application performance to achieve high availability and low latency
• Take part in code reviews and help establish software development best practices
• Set up and manage CI/CD pipelines for streamlined deployment and testing
• Diagnose and resolve issues in both production and development settings
• Engage with stakeholders to understand requirements and deliver solutions that align with business goals

Requirements

• Minimum of 2 years of hands-on experience working with Node.js in production environments
• Experience with deployment workflows, CI/CD pipelines, and managing microservices with and without containers
• Demonstrated ability to create and support REST APIs for scalable systems
• Experience building systems designed for high availability and low latency
• Working knowledge of payment systems, particularly in acquiring or issuing contexts
• Previous involvement with promotions or acquiring processors in financial services
• Solid experience with AWS services such as Lambda, EKS, ECS, SQS, SNS, EventBridge, DynamoDB, API Gateway, CloudWatch, and DMS
• Proficiency in integration patterns and microservices architecture for distributed applications
• Regular use of AI agents and development assistants for solution design, code generation, and ongoing improvement
• English language proficiency (written and spoken) at B2+ level or higher

Nice to have

• Experience using Apache JMeter for load and performance testing
• Familiarity with Atlassian Jira for project management and tracking
• Knowledge of contract testing tools and PactumJS for validating APIs
• Experience with Datadog and Grafana k6 for system monitoring and performance metrics
• Background in FinTech and understanding of financial technology requirements
• Skills in Java, Python, and JavaScript for multi-language development environments
• Experience working with NoSQL databases for flexible data management
• Familiarity with Postman, REST Assured, SoapUI, and SwaggerHub for API testing and documentation
• Experience with Zephyr plug-in for JIRA for managing test cases

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