**BACKEND NODE.JS SENIOR (4\+ years)** **Essential Stack:** * Node.js * AWS Lambdas * Express * Kafka / SQS / RabbitMQ * APIs * WebSockets * Microservices * Testing (Jest, TestUnit) **Desired Stack:** * Hexagonal Architecture * TDD * JWT * Security **Responsibilities:** * Design and develop scalable microservices. * Implement asynchronous integrations. * Ensure best practices (TDD, clean code). * Participate in architecture decisions. * Create unit and integration tests. * Collaborate with QA, frontend, and product teams. * Mentor middle/junior developers. Job type: Full-time Salary: S/.1,000\.00 \- S/.1,200\.00 per month Work location: On-site employment