Cognizant – Full Stack Developer (Python/Cloud Technologies)

Winzons; India; On-site; INR 1,500,000 - 3,500,000; Full time

Job summary

Cognizant in India seeks a Senior Full Stack Developer to own the backend stack, design scalable APIs, and guide AI-driven services.

You will mentor juniors, collaborate with frontend teams using React/Angular, and implement CI/CD, cloud infra on Azure/AWS/GCP.

The role requires 6+ years of software engineering experience, Python (FastAPI), microservices, and cloud-native architectures.

Qualifications

• 6+ years of software engineering experience building scalable backend systems.
• Proficiency in Python (FastAPI), RESTful APIs, and microservices.
• Experience with LLMs/agentic frameworks and cloud platforms.
• Collaborates with frontend teams (React/Angular) and CI/CD pipelines.

Responsibilities

• Design and develop backend services and APIs using Python (FastAPI).
• Implement microservices and event-driven architectures.
• Ensure scalability, performance, and maintainability.
• Mentor junior developers on coding practices.
• Collaborate with UI engineers to integrate APIs.

Skills

Python (FastAPI)

RESTful APIs

Microservices

SQL/NoSQL/Vector databases

LLMs / AutoGen / ADK

React/Angular integration

Cloud platforms (Azure/AWS/GCP)

Docker / Kubernetes

Education

Bachelor's degree in Computer Science / IT / Engineering

Tools

Docker

Kubernetes

CI/CD

Job description

Company Name: Cognizant

Job Role: Full Stack Developer

Experience Required: 7 - 12 Years

Employment Type: Full-Time

Location: Anywhere in India / Multiple Locations

Work Mode: Hybrid / Flexible

Qualification: Bachelor's Degree in Computer Science, Information Technology, Engineering, or a related fiel

Domain: AI, Cloud Computing, Enterprise Software Development

Role Overview :

Senior developer responsible for the end-to-end backend stack-from LLM orchestration and data design to scalable API design-ensuring seamless integration with frontend applications.

Key Responsibilities :

Build & Deploy AI Solution :

• Design and develop backend services and APIs using Python (FastAPI).
• Implement microservices and event-driven architectures where appropriate.
• Ensure the platform is scalable, performant, and maintainable.
• Mentor junior developers on coding best practices, patterns, and technical problem solving.
• Collaborate with UI engineers (React/Angular) to integrate backend APIs and support delivery of modular, maintainable micro-frontends.
• Experience developing in React is a plus.

Oversee Implementation on Cloud Infrastructure :

• Collaborate with infra team for required services on Azure, AWS, or GCP.
• Implement serverless, containerized, and microservices-based architectures.
• Guide integration of databases (SQL and NoSQL) with backend and frontend services.

Implement Modern Software Engineering Practices :

• Provide hands-on guidance for backend and oversee frontend development.
• Implement CI/CD pipelines and observability for the platform.
• Optimize application performance, reliability, and maintainability.

Required Capabilities/Skills/Experience :

• 6+ years of software engineering experience with a focus on building scalable backend systems. Proven track record of shipping AI/GenAI Solutions.
• Hands-on experience in Python (FastAPI), RESTful APIs, microservices, SQL/NoSQL/Vector databases.
• Experience developing with LLMs and agentic frameworks such as MAF/Autogen/ADK.
• Experience collaborating with frontend teams developing in React or Angular.
• Strong experience in one or more cloud platform (Azure/AWS/GCP) and cloud-native application design.
• Practical knowledge of containerization (Docker), orchestration (Kubernetes), and CI/CD pipelines.
• Strong problem-solving, coding, and system design skills focused on scalable, maintainable solutions.