Senior Node.js Engineer - Cloud APIs & AI-Powered Web Apps

Avenga

Argentina

Presencial

ARS 89.306.977 - 148.844.963

Jornada completa

14 días+

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Descripción de la vacante

Avenga is seeking a Senior Node.js Engineer in Argentina to join our team and deliver cloud-based solutions. You will work on modern routing platforms, collaborating with business teams to unlock value quickly and efficiently.

You will design serverless microservices with Node.js, TypeScript, AWS Lambda, and API Gateway; build admin portals with React, Vite, and Material UI; and guide AI-assisted development to production-ready code.

Formación

Expert-level proficiency in TypeScript and Node.js.
Strong hands-on skills with React (v18+), Vite, Context, and Hooks.
Ability to design robust REST and GraphQL APIs using appropriate HTTP methods, status codes, and maintainable structures.
Solid knowledge of AWS services, including Lambda, API Gateway, DynamoDB, RDS, and Cognito.
Strong understanding of unit and integration testing with Jest.
Ability to write clear and comprehensive technical specifications that can guide AI tools in generating production-ready code.
Ability to review, refine, and harden AI-generated code by adding error handling, security controls, logging, and resilience.
Strong active listening, business empathy, and stakeholder management skills.
Ability to translate ambiguous business needs into practical and scalable technical solutions.

Responsabilidades

Design, develop, maintain, and optimize scalable serverless microservices using Node.js, TypeScript, AWS Lambda, and API Gateway.
Build and enhance modern administrative portals and user interfaces using React, Vite, and Material UI.
Apply Spec-Driven Development methodologies to create technical specifications and advanced prompts for generative AI tools.
Guide AI-assisted development workflows and ensure generated code is production-ready.
Provision and manage AWS cloud resources using CloudFormation.
Work with both relational and NoSQL databases, including RDS and DynamoDB.
Translate high-level or ambiguous business requests into scalable and efficient technical solutions.
Collaborate with business stakeholders and engineering teams to identify the most effective solutions.
Ensure the reliability, security, and maintainability of both manually written and AI-generated code.
Develop and maintain unit and integration test suites using Jest and Testing Library.
Contribute to code quality through linting and CI/CD pipelines using GitHub Actions.