BHARATHKUMAR SUBRAMANI
Mississauga,ON
Summary
Senior Cloud Engineer with extensive expertise in AWS and microservices architecture. Proven track record in reducing manual migration efforts by 40% and improving operational efficiency. Skilled in fostering collaboration across teams and ensuring robust cloud security. Committed to delivering seamless deployments and driving innovation
Overview
11
11
years of professional experience
Work History
Senior Cloud Engineer
Trader Corporation
, Canada
05.2022 - 10.2025
- Actively involved in the day-to-day operations of the cloud team building CI/CD pipelines for the Product delivery teams.
- Designed and maintained Python scripts to automate various processes and enhance operational efficiency across projects.
- Assisting team in identifying and resolving cloud infrastructure issues and working for ways to continuously optimize build, deploy and release process.
- Automated the infrastructures needed for AWS resources.
- Independently created self-hosted GitHub runners on AWS to support GitHub Actions pipelines.
- Migrated existing applications from EC2-based web applications to container-based web applications.
- Integrating automated test suites as part of the CI pipeline.
- Effectively supporting when major incidents occur and that key learnings are not only identified, but also acted upon.
- Identifying and implementing areas of improvement across product delivery teams.
- Defining standards and best practices of true DevOps process to ensure rapid and consistent production deployments.
- Led the modernization of legacy on-prem systems by designing and implementing scalable cloud architectures on AWS, ensuring minimal downtime and seamless cutover.
- Built automated pipelines to support lift-and-shift migrations as well as re-platforming initiatives, reducing manual migration effort by 40+.
- Implemented secure data migration processes using AWS DMS, S3, KMS encryption, and IAM-based access controls.
- Worked closely with networking teams to design hybrid connectivity solutions-including AWS VPN and Direct Connect-to support phased on-prem to cloud transitions.
- Developed monitoring and observability for migrated workloads using CloudWatch, X-Ray, and centralized logging solutions, improving post-migration stability.
- Conducted performance optimization and cost-analysis reviews after migration, reducing infrastructure cost by implementing machine-scheduling, autoscaling, and right-sizing recommendations.
- Performed detailed assessments of on-prem workloads, including compute, storage, and networking components, to develop migration strategies.
- Created documentation, runbooks, and best practices to guide teams through cloud migration activities and ensure operational readiness.
- Designed cloud architecture to enhance system performance and reliability.
- Implemented security measures to protect data in cloud environments.
- Developed automation scripts to streamline deployment processes and reduce errors.
- Provided technical support for cloud-related issues and troubleshooting efforts.
- Provided guidance on selecting appropriate services based on specific requirements such as scalability or latency considerations.
- Optimized costs by consolidating workloads onto fewer instances or moving them into more cost effective regions and zones.
- Maintained high availability of cloud services through proactive monitoring and capacity planning.
- Assisted in designing disaster recovery plans for critical systems hosted on public clouds.
- Developed automation scripts to monitor system performance metrics in real-time.
- Configured alerting policies based on key performance indicators for early detection of potential problems.
- Performed regular maintenance activities such as patching, software upgrades and application testing in order to ensure optimal performance of cloud systems.
- Managed the lifecycle of cloud infrastructure resources including provisioning, configuration, monitoring and decommissioning.
Serverless Cloud Engineer
Icelero Technologies
Bangalore, India
04.2020 - 05.2022
- Developed and deployed media server applications which will transcode the on-demand/live video and store the output in s3.
- Deployed the application in cloud using Code build with the help of CloudFormation.
- Have worked extensively on Amazon Elastic Container service which is Kubernetes equivalent for running Microservices.
- Worked on automating the dashboard creation to monitor the metrics of the applications which is running in AWS(ECS) using custom metrics.
- Expertise on automating the entire application deployment with the help of CloudFormation using code build.
- Expertise in setting up a fully managed continuous integration (CI) service that compiles source code, run tests and produce software packages as docker image and pushed to ECR repositories using AWS Code build.
- Expertise in developing Serverless Applications using Serverless framework with python as the programming language.
- Expertise in writing CloudFormation nested stacks to provision the infrastructure needed for the software to perform.
- Worked extensively on developing highly scalable applications in serverless manner using AWS Fargate.
- Worked on migrating the Amazon ECS based applications to Oracle cloud Kubernetes.
- Created AWS infrastructure to handle Live streaming and On Demand video streaming software's which seamlessly handled the load along with AWS best Security practices.
- Built high-speed, low-latency content and secured applications to serve video content using (AWS CloudFront) CDN service.
- Created Automated Infrastructure for Handling REST APIs with the help of API gateway and followed best security practices while doing so.
- Have worked extensively on Amazon DynamoDB (NoSql database).
- Designed cost-reduction strategies for GPU-based instances, saving approximately 25% in operational expenses.
- Used State machine (AWS Step functions) to perform various operations during state change of the applications.
- Worked extensively on scaling the infrastructure needed for live video streaming.
- Worked on Web server(nginx) based applications to serve live video content using http, https and rtmp protocols.
- Designed and implemented various backup strategy mechanisms for the AWS storage services like S3, RDS.
- Enabled only subscribed users to access the video content using custom authorizer and authentication.
- Used Elastic beanstalk for deploying and scaling web applications and services using Docker.
AWS Cloud Engineer
Wipro Technologies
, United Kingdom
01.2015 - 03.2020
- Developed and deployed micro service applications which serves the on-demand video content and live video content as well based on the End user request.
- Developed and integrated the concurrency service which does not allow user to login based on their available concurrent limits.
- Deployed the application in cloud using Code Pipeline as well as Cloudformation.
- Automated the Dashboard and metrics collection for monitoring purpose using AWS Cloud formation.
- Developed Serverless Applications using SAM templates.
- Packaged the code using Docker and deployed in AWS infrastructure.
- Developed Unit tests and Integration tests to ensure working of application without any fault.
- Worked on various application deployment model.
- Developed an Authentication/Authorization service which will verify the identity of the requested user and user has required permissions to perform the operation.
- Worked on different security models to protect the API endpoints.
- Automated the software delivery process using continuous integration and delivery (CI/CD) pipelines with the help of AWS code pipeline.
- Implemented a solution for automatically distributing the incoming application traffic across multiple targets in one or more Availability Zones (AZs).
- Implemented a monitoring solution which will monitor the servers used by the application and automatically transmits the metrics to the custom dashboard for visualization.
- CLIENT : British Telecom, United Kingdom
AWS Cloud Engineer
Acxiom
Leeds, United Kingdom
01.2015 - 03.2020
- Collaborated on all stages of software development lifecycle, from requirements gathering to production releases.
- Gathered and defined customer requirements to develop clear specifications for creating well-organized implementation plans.
- Evaluated project requirements/specifications and developed software applications that surpassed client expectations.
- Developed a server less (AWS Lambda) data ingestion application using Python.
- Developed a Cloud deployment framework using Python and boto3 to build and maintainable cloud services and applications.
- Designed and developed various scalable micro services on AWS.
- Experience in developing reusable code and libraries for future use.
- Experience in creating, publishing and maintaining RESTful API.
- Integrated on premise applications with cloud systems.
- Automated the cloud infrastructure deployment using SAM and Cloudformation and implement cloud security best practices.
- Followed TDD Development process and ensure 100 percent code coverage for the software's developed.
- Developed a real time data consolidation framework in Python which includes hygiene and transformation layers using microservice Architecture.
- Built CI/CD pipeline using Jenkins, Docker, Python and CloudFormation in order to daily builds at scheduled time.
Skills
- Amazon Web Services expertise
- Microservices architecture
- Cloud infrastructure management
- Python and Golang
- Test-driven development
- Jenkins automation
- Cloud security best practices
- Terraform deployment
- Account factory tools
- API gateway management
- Lambda functions
- SQS messaging services
- ECS orchestration
- EC2 instances management
- EBS storage solutions
- ELB load balancing
- VPC configuration
- S3 storage solutions
- SNS notifications system
- CloudFormation templates
- DynamoDB databases management
- RDS database solutions
- CloudWatch monitoring tools
- IAM access control
- Secrets manager tools
- CloudFront CDN services
- Route53 DNS management
- KMS encryption services
- Code pipeline automation
- Step function workflows
- Fargate serverless computing
Timeline
Senior Cloud Engineer
Trader Corporation
05.2022 - 10.2025
Serverless Cloud Engineer
Icelero Technologies
04.2020 - 05.2022
AWS Cloud Engineer
Wipro Technologies
01.2015 - 03.2020
AWS Cloud Engineer
Acxiom
01.2015 - 03.2020