Back End AWS Developer Sr (Node/NestJS) Requirements. +5 years of experience with:
• Advanced proficiency in Node.js, NestJS and TypeScript for the design and development of enterprise backend applications.
• Hands-on experience with MongoDB Atlas: schema design, JSON Schema validation, Atlas CLI.
• Knowledge of distributed systems, service-to-service communication, and Event-driven architecture patterns, with hands-on AWS MSK (Kafka) and EventBridge experience.
• Strong experience with contract-first API design, using REST and AsyncAPI.
• OAuth2 / OpenID Connect for auth.
• Hands-on experience with AWS cloud services for application deployment, integration, and operations (ECS, Lambda, MSK, EventBridge, S3).
• Experience with CI/CD pipelines and DevOps practices using tools such as GitHub Actions, Jenkins, and Docker.
• Application of SOLID principles, clean code practices, and secure coding standards.
• Effectively prompts, steers,



and critically reviews AI coding agents (e.g. Claude Code, Cursor), applying the same rigor to AI-generated code as human-written code.
• Writes clear implementation specs that agents can reliably act on, and validates agent output against acceptance criteria before merging. Responsibilities.
• Development and integration of applications.
• Drive application reliability, observability, and performance optimization across cloud-native AWS services.
• Technical solution design, requirements analysis, and implementation of scalable backend components.
• Collaborate in Agile ceremonies, providing technical estimates, refining requirements, and driving successful delivery of high-quality software solutions. Languages .
• English Developing Advanced. Locations.
• Mexico.

📌 NodeJS Developer AWS Senior (México)
🏢 SOFTTEK
📍 México