AWS Application Developer lead Engineer

Citi; Chennai District; On-site; INR 4,200,000 - 7,000,000; Full time

Job summary

Citi in Chennai, India seeks a Cloud and Platform Development Engineer with 10+ years of experience to design, modernize, and operate enterprise cloud platforms across AWS and Azure. You will drive platform engineering, automation, observability, and secure, reliable systems at scale.

You should bring deep expertise in cloud architecture, distributed systems, and full-stack development, including modern frontend frameworks, APIs, and data architectures.

Qualifications

• Proficient in Java/Spring Boot and microservices design.
• Experience with MongoDB Atlas and relational/data-lake platforms.
• Ability to own end-to-end architecture across backend and modern frontends.
• IaC experience with CloudFormation or Terraform.
• Strong networking and cloud security knowledge.

Responsibilities

• Note: The HTML primarily lists qualifications; responsibilities are not itemized.

Skills

Java/Spring Boot

Microservices

REST APIs

MongoDB Atlas

Relational/Data-lake

Full-stack architecture

AWS/Azure

IaC (CloudFormation/Terraform)

Networking

Security best practices

Docker/Kubernetes

CI/CD tooling

Python scripting

Education

Bachelor's degree

Master's degree preferred

Tools

Jenkins

GitLab CI

AWS CodePipeline

Terraform

Docker

Kubernetes

Job description

Cloud and Platform Development Engineer with 10+ years of experience designing, modernizing, and operating enterprise Applications on cloud platforms (Full stack ) across AWS and Azure, solutions architecture, or similar role.

Strong expertise in cloud architecture, platform engineering, infrastructure automation, observability, security, reliability engineering, and large-scale modernization initiatives

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Required Qualifications

• In-depth knowledge of core AWS/Azure services, including but not limited to:
• Backend & Distributed Systems: Strong Java/Spring Boot, microservices, REST/event-driven APIs and distributed-system design, including concurrency, caching, resiliency, idempotency and failure/recovery patterns.
• Data Architecture: Experience with MongoDB Atlas and relational/data-lake platforms, including data modelling, indexing, consistency, performance and high-volume operational workloads.
• Full-Stack Architecture: Ability to own end-to-end application architecture across backend and modern Angular/React frontends, including API/BFF patterns, authentication, performance and scalability.
• AWS/Azure Architecture, Cloud Modernization, Platform Engineering, ARM, Bicep, CloudFormation, ArgoCD, Azure DevOps, Azure Networking
• Compute: EC2, Lambda, Elastic Beanstalk
• Storage: S3, EBS, EFS, Glacier
• Networking: VPC, Route 53, ELB, Direct Connect
• Databases: RDS, DynamoDB, Redshift
• Security & Identity: IAM, KMS, GuardDuty, Security Hub
• Proven experience with Infrastructure as Code (IaC) using AWS CloudFormation or Terraform.
• Strong understanding of networking concepts (TCP/IP, DNS, VPN) and cloud security best practices.

Preferred Qualifications

• AWS Certified Solutions Architect – Associate or Professional certification.
• Experience with containerization and orchestration technologies (Docker, Kubernetes, Amazon EKS).
• Knowledge of CI/CD principles and experience with tools like Jenkins, GitLab CI, or AWS CodePipeline.
• Proficiency in scripting languages such as Python, Bash, or PowerShell.
• Experience with configuration management tools like Ansible, Chef, or Puppet.
• Familiarity with other cloud platforms (e.g., Microsoft Azure, Google Cloud Platform).
• Experience working in an Agile/Scrum development environment.

Education

• Bachelor’s degree/University degree or equivalent experience
• Master’s degree preferred

Cloud and Platform Engineer with 10+ years of experience designing, modernizing, and operating enterprise cloud platforms across AWS and Azure. Strong expertise in cloud architecture, platform engineering, infrastructure automation, observability, security, reliability engineering, and large-scale modernization initiatives

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Most Relevant Skills

Please see the requirements listed above.

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