We’re hiring

At Cognizant we have an idóneo 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

We have an exciting opportunity for an exceptional individual to work supporting one of our clients as Fullstack Developer

Experience: 5 - 8 Years

Role Summary

We are seeking a Technical Lead / Senior Engineer with strong expertise in Node.js, ReactJS, AWS Cloud, and Generative AI technologies. The ideal candidate should possess a solution-oriented mindset, drive architecture and design decisions, lead engineering teams, and deliver scalable AI-enabled digital solutions.

Must-Have Skills
- 10–12 years of experience in Full Stack Application Development
- Expertise in Node.js, JavaScript (ES6+), TypeScript
- Strong hands-on experience with ReactJS, Redux, Hooks,



and modern UI frameworks
- Experience in designing and developing REST APIs, GraphQL APIs, and Microservices
- Strong knowledge of AWS Cloud Services (Lambda, API Gateway, S3, DynamoDB, CloudFront, Cognito)
- Experience with Serverless Architecture, CloudFormation, and CI/CD pipelines
- Strong solutioning, architecture, and technical leadership experience
- Experience mentoring development teams and conducting design/code reviews

AI / GenAI Skills (Must Have / Preferred)
- Experience integrating LLMs such as OpenAI GPT, Azure OpenAI, Claude, or Amazon Bedrock
- Knowledge of Prompt Engineering and AI application design patterns
- Experience building AI-powered chatbots, copilots, or intelligent assistants
- Understanding of RAG (Retrieval-Augmented Generation) architectures
- Experience integrating AI services through APIs and SDKs
- Familiarity with Vector Databases (Pinecone, OpenSearch, We

📌 Fullstack Developer (Ciudad de México)
🏢 Cognizant
📍 Ciudad de México