Senior Backend Engineer: Node.js, APIs & AWS Serverless

Cognizant; Ciudad de México; Híbrido; MXN 600.000 - 900.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work model

Competitive salary & benefits

Training & development

Descripción de la vacante

Cognizant is seeking a skilled backend developer to design, develop, and maintain BFF services using Node.js and REST/GraphQL APIs. You will build serverless solutions on AWS, implement CI/CD pipelines, and ensure scalability, security, and performance in collaboration with frontend, product, and architecture teams.

Advanced English required. The role is hybrid across four Mexican locations (Guadalajara, CDMX, Monterrey, Queretaro), offering growth and development opportunities within a global

Formación

• +5 years of experience as a developer
• Strong experience in Node.js and JavaScript (ES6+)
• Expertise in designing and developing REST APIs
• Hands-on experience with AWS Lambda or equivalent serverless technologies
• Experience with API development
• Experience implementing CI/CD pipelines using GitLab CI/CD/GitLab Actions
• Understanding of caching strategies and performance optimization
• Experience building scalable, secure, and high-performance backend services
• Advanced English is a must

Responsabilidades

• Design, develop, and maintain BFF services using Node.js
• Build and optimize REST and GraphQL APIs for frontend applications
• Develop and deploy serverless solutions on AWS
• Implement CI/CD pipelines and Infrastructure as Code
• Ensure application scalability, security, observability, and performance
• Collaborate with frontend, product, and architecture teams to deliver high-quality solutions

Conocimientos

Node.js

JavaScript

REST APIs

API development

AWS Lambda

GitLab CI/CD

CI/CD pipelines

Caching strategies

Performance optimization

Backend scalability

Herramientas

GraphQL

Infrastructure as Code

Descripción del empleo

Cognizant is seeking a skilled backend developer to design, develop, and maintain BFF services using Node.js and REST/GraphQL APIs. You will build serverless solutions on AWS, implement CI/CD pipelines, and ensure scalability, security, and performance in collaboration with frontend, product, and architecture teams.

Advanced English required. The role is hybrid across four Mexican locations (Guadalajara, CDMX, Monterrey, Queretaro), offering growth and development opportunities within a global