1. Refactor the IaC codes using Pulumi automation API with the team1.1 Migrate monolithic stacks into micro stacks1.2 Design/setup the unit/local/integrate tests suits with kind/Localstack2. Design / Implement / Maintain various platform tools to automate SRE tasks2.1 Vulnerabilities scan and report2.2 Slack message utility applications2.3 Security scannings with OWASP toolsets2.4 Multiple Prometheus exporters2.5 Internal artifacts repositories3. Contribute in securing permits and approvals for SCO2 type 1 & 2 with the team3.1 Building the software compliance tracking system for more efficient monitoringand reporting of compliance3.2 Implement and maintain access controls, including role-based access control(RBAC) and network firewall policies4. Integrate legacy Elevio with Dixa by connecting the two platforms4.1 Unify the CI/CD pipelines from CircleCI to GitHub Actions.4.2 Consolidate the Infrastructure as Code (IaC) tools from AWS CDK to Pulumi.5. Maintain legacy Elevio platform5.1 On Call5.2 AWS resources regularly update ( RDS, Opensearch, Redis. ECS etc )6. Set CI/CD with self-hosted Github action runners on EKS with the team6.1 Build various shared Dixa GitHub actions6.1.1 Contribute to upstream open-source actions6.2 Works with teams on defining and implementing workflows

1. Refactor the whole IAC base codes and contribute to the upstream open-source library2. Design / implement the k8s infrastructure2.1 Logging with fluentbit + aws Elasticsearch / kanban + S3 backup2.2 Monitoring with Prometheus + Grafana + Cloudwatch ( AWS ) + status server ( golang project refactor from open source )2.3 Istio as service mesh and main ingress along with nginx ingress and aws alb controller3. Design / Implement non-blocking Jenkins CI / CD system based on k8s with team4. Design / Implement bastion client with AWS system manager with logs auditing and alerts supports

1. Help maintain the Jenkins CI / CD system as a daily routine.2. Dockerize asdeqs and implement docker-compose based CD system3. Build IAC codes using troposphere and boto3 for AWS cloudformation

1. Implement both stack LNMP, MEAN stacks in AWS for various projects2. Build CI process using both GitLab pipelines and bitbucket pipelines3. Design and implement a 20 million geographic query system using Postgres in AWS.

1. Design and testing process control system for pump and valve system for water plants, sewage plants, and heating plants2.Analysing and preparing requests for proposal and provide technical support during the bidding process3. Supervising and monitoring the project stages as well as providing technical support and collecting feedbacks

1. Design and testing PCB with protel99se. 2. Developing and maintaining low-level codes for MCU in C/C++ and assemble3. Working with products managers to improve the design, win four-time ‘Innovative Prize’ in PCB layout and one-time model design