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AWS Application Developer lead Engineer

Citi
Location
Chennai Tamil Nadu India
Workplace
Employment
Salary
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Posted today

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

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

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

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

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Job Family Group

Technology------------------------------------------------------

Job Family

Applications Development------------------------------------------------------

Time Type

Full time------------------------------------------------------

Most Relevant Skills

Please see the requirements listed above.------------------------------------------------------

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

Skills

  • AWS
  • Azure
  • Java
  • Spring Boot
  • MongoDB
  • Angular
  • React
  • ARM
  • Bicep
  • AWS CloudFormation
  • Argo CD
  • Azure DevOps
  • EC2
  • AWS Lambda
  • AWS Elastic Beanstalk
  • S3
  • VPC
  • Route 53
  • ELB
  • RDS
  • DynamoDB
  • Redshift
  • IAM
  • KMS
  • Terraform
  • TCP/IP
  • DNS
  • VPN
  • Docker
  • Kubernetes
  • EKS
  • Jenkins
  • GitLab CI
  • AWS CodePipeline
  • Python
  • Bash
  • PowerShell
  • Ansible
  • Chef
  • Puppet
  • GCP

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