Sr Backend Engineer (Node.js/AWS) SI-16

We are seeking an experienced Backend Engineer with deep expertise in Node.js, AWS cloud services, and distributed systems. This role will focus on designing, building, and maintaining scalable, secure, and high-performance cloud-native applications while leveraging modern AWS infrastructure, containerized environments, and AI-powered solutions.

The ideal candidate has strong hands-on experience developing backend services, designing distributed architectures, implementing cloud-native patterns, and supporting mission-critical production systems.

Key Responsibilities

• Design, develop, and maintain scalable backend services using Node.js and TypeScript.
• Architect and build secure, cloud-native applications on AWS.
• Develop and maintain REST APIs and service contracts across distributed environments.
• Design resilient distributed systems that support scalability, fault tolerance, and observability.
• Implement and maintain CI/CD pipelines.
• Build and support containerized and serverless workloads.
• Leverage AWS Bedrock and Retrieval-Augmented Generation (RAG) solutions within modern application architectures.
• Collaborate with engineering teams to improve reliability, security, and performance.
• Implement monitoring, logging, tracing, and observability best practices.
• Apply cloud security standards and infrastructure automation practices.

Required Qualifications

• 8+ years of experience as a Backend Engineer working with distributed, high-performance systems.
• Strong JavaScript and TypeScript development experience.
• Hands-on Node.js backend development experience.
• Strong AWS experience, including ECS, Fargate, Kubernetes, Lambda, S3, API Gateway, CloudFront, OpenSearch/Elasticsearch, Load Balancers, SQS, and SNS.

• Experience with CI/CD pipelines, particularly:
  • AWS CodeBuild
  • CircleCI
• Hands-on experience with AWS Bedrock and RAG-based solutions.
• Experience building scalable, secure, cloud-native applications.
• Experience with Infrastructure-as-Code tools such as:
  • Terraform
  • CloudFormation
  • CDK
• Experience designing cloud-native distributed architectures with:
  • Scalability
  • Resiliency
  • Observability
  • Fault tolerance
• Strong understanding of distributed systems concepts including:
  • Retries
  • Idempotency
  • Circuit breakers
  • Eventual consistency
  • Backpressure
  • Asynchronous processing
• Experience designing and maintaining scalable REST APIs and service contracts.
• Experience with observability and monitoring solutions such as CloudWatch, OpenTelemetry, Datadog, New Relic, or Grafana.
• Strong understanding of cloud security best practices, including:
  • IAM least privilege
  • Secrets management
  • Encryption
  • Network isolation
  • Secure service-to-service communication
  • Security groups
    
    

Preferred Qualifications

• AWS Developer Certification and/or AWS Solutions Architect Certification.
• Experience with additional AWS services and tooling.
• Experience operating Kubernetes workloads in production environments, including:
  • Scaling
  • Deployments
  • Networking
  • Troubleshooting
• Experience automating workflows or data pipelines using AI orchestration.
• Experience optimizing high-throughput APIs and low-latency services.
• Experience with AI orchestration frameworks or agentic workflows.
• Experience with GraphQL or gRPC APIs.
• Experience working with both containerized and serverless architectures.
• Experience supporting high-availability production systems.