Aparajita Sinha
Bangalore
Summary
As an AWS DevOps Engineer, I possess over 13 years of experience in managing and deploying AWS cloud services. Strong skills include infrastructure automation, code deployment, and cost optimization. Previous work resulted in streamlined operations through efficient problem-solving approaches and innovative solutions for complex cloud-based systems.
Overview
1
1
Language
1
1
Certification
14
14
years of professional experience
Work History
Senior Software Engineer
Commonwealth Bank of Australia
Bangalore
01.2023 - Current
- Directed roadmap for event-driven CMDB automation platform (AWS Lambda, SNS, DynamoDB, API), partnering with ServiceNow, security, and application owners to eliminate 2–3 days of monthly manual effort and strengthen data accuracy and ownership mapping across organization.
- Led the rollout of organization-wide CloudWatch log-retention automation (AWS SSM, EventBridge, CloudFormation StackSets) across all accounts, bringing finance, security, and platform stakeholders together to drive over $200,000 in annual cost savings.
- Shaped requirements with security and incident-response teams for MFA-aware monitoring of root password resets using PagerDuty, lowering false-positive alerts and improving leadership risk visibility.
- Drove stakeholder alignment and governance controls for custom SSO API platform and managing AWS Identity Centre and Sailpoint Roles, Groups and Permissionsets.
- Built security-exception model with SHA hash-based state tracking, AWS Lambda, CloudFormation hooks, annotations, and GitHub Actions workflows for auditable, scalable exception handling.
- Standardized AWS infrastructure deployments with Terraform and CloudFormation using reusable modules and automated workflows.
- Utilized Agile methodologies to manage project timelines and deliverables efficiently.
- Advised clients on cost management strategies for AWS services utilization, using Cloudability.
Senior DevOps Engineer
Apar Technologies Pvt. Ltd.
Bangalore
01.2020 - 01.2023
- Worked with engineering leads to define CI/CD requirements and roll out standard Jenkins and GitHub Actions pipelines, improving delivery predictability across teams.
- Automated deployment workflows with Ansible and Terraform to improve efficiency.
- Managed GitHub repository access governance requirements, including branch protections and environment approvals, across engineering organization.
- Deployed and supported cloud Kubernetes clusters through manual procedures and Terraform for reliable, repeatable platform delivery.
- Mentored junior engineers on DevOps best practices.
- Client: Equinix.
DevOps Engineer
NTT Data
Singapore
01.2019 - 01.2020
- Designed automated deployment pipelines using CI/CD tools.
- Collaborated with development teams on system architecture improvements.
- Drove SRE operational excellence initiatives (AMI lifecycle, centralized logging, cost reporting), supporting stakeholder visibility into platform reliability and spend.
- Built event-driven, Python-based Lambda automation for resource tagging using S3, CloudTrail triggers, and EventBridge for cross-account communication.
- (Client: DBS Bank)
Cloud System Engineer
Jeeves Information Systems Pvt. Ltd.
Bangalore
01.2016 - 01.2019
- Collaborated with application teams to define infrastructure requirements, delivering AWS provisioning, patching, and backup automation using Ansible and Lambda.
- Built observability dashboards (Prometheus, Grafana) to align engineering and business stakeholders on platform health and incident response.
- Developed Python-based AWS Lambda automation for scheduled backups, AMI creation, Windows patching, and post-maintenance activities to support optimization.
Technical Analyst
IBM
Bangalore
01.2013 - 01.2016
- Support incident investigation and root cause analysis.
- Coordinated controlled change delivery through ServiceNow, aligning cross-functional teams during critical issue reviews.
- Troubleshoot deployment issues, and coordinate production implementations.
- Support change and release management activities.
Education
Bachelor of Engineering (B.E.) - Computer Science
Visvesvaraya Technological University (VTU)
Bangalore, IndiaSkills
- DevOps and CI/CD
- AWS architecture
- Risk and Governance
- Terraform
- CloudFormation
- Jenkins
- GitHub Actions
- Python, Shell Scripting
- ServiceNow
- JIRA administration
- Cloud infrastructure automation
- Cloud cost optimization
- SRE best practices
- Ansible
- Change and release management
- Kubernetes management
- Identity and Access management
- Monitoring and logging
- Troubleshooting and Root Cause Analysis
Certification
- AWS Certified Solutions Architect - Associate
- AWS Certified Developer - Associate
- AWS Certified Machine Learning Engineer - Associate
Languages
English
Proficient (C2)
C2
Work Preference
Timeline
Senior Software Engineer
Commonwealth Bank of Australia
01.2023 - Current
Senior DevOps Engineer
Apar Technologies Pvt. Ltd.
01.2020 - 01.2023
DevOps Engineer
NTT Data
01.2019 - 01.2020
Cloud System Engineer
Jeeves Information Systems Pvt. Ltd.
01.2016 - 01.2019
Technical Analyst
IBM
01.2013 - 01.2016
Bachelor of Engineering (B.E.) - Computer Science
Visvesvaraya Technological University (VTU)