At Cognizant we have an ideal opportunity for you to be part of one of the largest companies in the digital sector worldwide. A Great Place To Work where we look for people who contribute new ideas, experiencing a dynamic and growing environment. At Cognizant we promote an inclusive culture, where we value different perspectives providing career growth and development opportunities. #WelcomeToCognizant!
Seeking a Senior Engineer with strong expertise in Node.js, JavaScript, AWS Serverless, and API development to build scalable Backend-for-Frontend (BFF) services supporting modern web and mobile applications.
Qualifications:
• +5 years of experience as 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
Hybrid role in any of our 4 locations: Guadalajara, CDMX, Monterrey or Queretaro
Key Responsibilities
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.
Why Cognizant?
Improve your career in one of the largest and fastest growing IT services providers worldwide
Receive ongoing support and funding with training and development plans
Have a highly competitive benefits and salary package
Get the opportunity to work for leading global companies
We are committed to respecting human rights and build a better future by helping your minds and the environment
We invest in people and their wellbeing.
We create conditions for everyone to thrive. We do not discriminate based on race, religion, color, sex, age, disability, nationality, sexual orientation, gender identity or expression, or for any other reason covered.
At Cognizant we believe than our culture make us stronger!
Join us now!
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.










