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Hi, I am Chimbu

Chimbu Chinnadurai

Senior Cloud Architect | Kubernetes Specialist at DoiT International.

A passionate engineer who enjoys enabling development teams to build scalable,cloud-native tools that exceed business and development needs.

I like to adapt to rapidly changing technologies and implement the same at work, well-versed in high-pressure, deadline-driven, target-focused environments. A good listener and communicator to clients and colleagues to ensure satisfaction and understanding.

I have helped smart people collaborate with transparency and agility, and I have dissected old, scary Java monoliths and given them new life as microservices with the help of outstanding engineers.

Ability to work at high and low levels to understand all technical requirements to deliver flexible and scalable solutions in the cloud.

My area of focus lies in providing technical Design and Architect, implementing cloud infrastructure and building CI/CD solutions for Microservices and mobile applications.

I enjoy implementing quick and innovative DevOps/Platform Engineering solutions. A Few of them are mentioned below,

One-click environment provisioning, Shift-left security, Build resilient Infrastructure, Zero Downtime CI/CD, AsCode - (Configuration as code and Infrastructure as code), Container orchestration solutions, Cost optimization, Logging, Monitoring and Alerting, Performance Tuning, GitOps, ChatOps, System Integrations.

Certifications & Soft Skills
Google Cloud Authorized Trainers
Google Cloud Certified Professional Cloud Architect
Google Cloud Certified Professional Cloud DevOps Engineer
Google Cloud Certified Professional Cloud Security Engineer
Google Cloud Certified Professional Cloud Network Engineer
AWS Certified Solutions Architect - Associate
AWS Certified SysOps Administrator - Associate
AWS Certified Solutions Architect - Professional
AWS Certified DevOps Engineer - Professional
AWS Certified Security - Specialty
AWS Certified Advanced Networking - Specialty
Kubestronaut
Kubernetes and Cloud Native Associate
Kubernetes and Cloud Native Security Associate
Certified Kubernetes Administrator
Certified Kubernetes Application Developer
Certified Kubernetes Security Specialist
Certified Argo Project Associate
Certified Istio Administrator
ICA: Istio Certified Associate
Prometheus Certified Associate
HashiCorp Certified: Terraform Associate 003
HashiCorp Certified: Terraform Associate 002
HashiCorp Certified: Vault Associate
HashiCorp Certified: Vault Operations Professional
Docker Certified Associate
Certified Jenkins Engineer
Udacity Nanodegree Program Graduate
Aviatrix Certified Engineer - Multicloud Network Associate
Fundamentals for Istio Ambient Mesh by Solo.io
Fundamentals for Kyverno
Scrum Foundation Professional Certificate

Skills

Experiences

1
Senior Cloud Architect
DoiT International

Jan 2023 - Present, London, United Kingdom

DoiT International, a strategic partner of Google Cloud Platforms and Amazon Web Services, tackles complex problems of scale for our customers, using our expertise in resolving problems, coding, algorithms, complexity analysis, and system design

Responsibilities:
  • Cloud Architect focused on solving and implementing complex solutions in public cloud providers (Google Cloud, Amazon Web Services).
  • Specialized in Google Kubernetes Engine, Elastic Kubernetes Service and Google Cloud services.
Cloud Architect
DoiT International

Sep 2022 - Dec 2022, London, United Kingdom

DoiT International, a strategic partner of Google Cloud Platforms and Amazon Web Services, tackles complex problems of scale for our customers, using our expertise in resolving problems, coding, algorithms, complexity analysis, and system design

Responsibilities:
  • Cloud Architect focused on solving and implementing complex solutions in public cloud providers (Google Cloud, Amazon Web Services).
  • Specialized in Google Kubernetes Engine, Elastic Kubernetes Service and Google Cloud services.
2
3
Senior Cloud Platform / DevOps Engineer - GCP
Rightmove

Sep 2021 - Aug 2022, London, United Kingdom

Rightmove plc is a UK-based company that runs rightmove.co.uk, the UK’s largest online real estate portal and property website.

Responsibilities:
  • Designed and implemented landing zones in GCP that allows users to automatically create projects and cloud resources that are preconfigured in line with security policies, compliance guidelines and cloud-native best practices.
  • Designed and deployed enterprise-wide dynamically scalable, highly available, fault-tolerant and reliable solutions on the Google Cloud Platform.
  • Designed and implemented hybrid cloud networking (Cloud Interconnect, Shared VPC, Cloud DNS) to provide 99.99% network availability between GCP and On-prem.
  • Implemented security best practices and access controls for users and service accounts in GCP, Integrated security command center notification to SIEM. Configured log-based metrics on cloud audit logs for security/policy violations and implemented remedial actions.
  • Designed and Setup up highly available multi-region Kubernetes clusters in GKE with recommended security and best practices. Configured Anthos service Mesh for security, traffic management and deep visibility features.
  • Proficient knowledge in cloud-native tools such as Istio, Helm, Kustomize, OPA Gatekeeper, Kyverno, Keda, Ambassador, Kaniko, Nginx, Traefik,Trivy,Prometheus,Thanos,Grafana, etc.
  • Our Strategy is Everything as Code to achieve a scalable and fully automated infrastructure and deployable services.Extensive Experience in IAC (terraform) & Configuration management(Ansible) tools.
  • Designed and implemented highly available secured CI/CD platform using Gitlab (SSO integration, Private runners in GKE, Gitlab groups setup with required security controls, Creating reusable Pipeline templates for microservices containing container, IAC and deployment template security scanner)
  • Designed and implemented centralized logging (ELK), monitoring(Prometheus) and alerting(Grafana, Pagerduty, GCP alerting) for microservices and infrastructure components in GCP.
  • Developed and maintained custom python scripts/applications required for security, monitoring and automating manual/repeated tasks.
  • Authored, participated and contributed to creating and sharing best practices, technical content, and new reference (PoCs, success stories, code samples).
  • Participated in providing mentoring support and guidance to platform and development team members to help grow the skills and capabilities of the Google Cloud Platform practice.
Cloud Platform/DevOps Engineer at Waitrose (AWS & GCP)
Tata Consultancy Services

Jan 2018 - Sep 2016, Bracknell,United Kingdom

Tata Consultancy Services (TCS) is an Indian multinational and a global leader in IT services, consulting & business solutions with a large network of innovation & delivery centers.

Responsibilities:
  • Extensive experience in migrating applications to the cloud, Played a key role in migrating a monolithic WCS E-commerce application microservices architecture.
  • Extensively worked on key AWS services spread across all the domains and Strong knowledge in the design and deploying dynamically scalable, highly available, reliable and fault-tolerant systems.
  • Analyzed, reviewed and finalized the design on tools implementation. Build and deploy automation solutions for 250+ Micro-services.
  • Implemented highly available Monitoring and Alerting solutions powered by popular tools(CloudWatch,Prometheus,Thanos,Grafana,Pagerduty).
  • Infrastructure as code - Cloudformation and Terraform. Configuration as code - server provisioning, configuration and deployment orchestration using ansible.
  • Extensive experience in provisioning and maintaining highly available Kubernetes clusters. Implemented multiple cluster security and monitoring tools.
  • Extensive Experience with container-based deployments using Docker, working with Docker images and Docker registries.
  • DevOps tools(Jenkins, Gitlab CI, Nexus, Sonarqube, Contrast, Keyclock, Elastic Stack, Hashicorp Vault etc., ) installation/life cycle management.
  • Proficient knowledge in Akamai’s security solution/ and web performance products(Kona Site Defender,Page Integrity Manager,Edge DNS,Site Shield,Bot Manager,Cloudlets)
  • Developed and maintained multiple custom lambda functions in python for specific use cases.
  • Created Cost optimization metrics to Monitor, Optimize the total spend on cloud resources and Support Cost-Effective Resources.
  • Worked closely with a number of product teams to ensure developers can deploy and run the applications on the cloud with fast, reliable deployments via the pipelines.
4
5
Site Reliability Engineer/Full Stack Developer
Tata Consultancy Services

May 2016 - Dec 2017, Bracknell,United Kingdom

Responsibilities:
  • Worked with the development team to establish coding standards and monitoring guidelines.
  • Designd, developd and Implemented complete configuration management policies and processes to support multiple product lines and services.
  • Developed multiple Full stack web applications using Javascript/HTML5/CSS as Frontend and Java as backend technologies.
  • Eliminated the manual works performed by the business team which increased their productivity.
  • Implemented monitoring and auto-recovery solutions to Waitrose.com and also in order fulfilment & picking applications.
  • Assisted with performance efficient SQL queries, Identified data issues and provided recommendations for resolution to ensure optimal performance.
  • Provided Level 3 End-User Technical Support to waitrose.com & Order ofulfilment applications.
Technical Lead
Tata Consultancy Services

Jun 2015 - Apr 2016, Chennai,TamilNadu,India

Responsibilities:
  • Provided business solutions for the client requirements to achieve their goals.
  • Monitoried the health of critical client applications and applied break fixes
  • Handled incidents, events and ensured SLA & other service-level compliance agreements
  • High severity incident handling and provided recovery actions to mitigate business impact
  • Worked with external customers to assist in resolving problems of the product within their environment
  • Understand the “Enterprise Solutions” products to provide in-depth technical assistance to clients and field support staff
  • Interacted and communicated with colleagues as needed as a technical and functional expert
  • Worked with multiple 3rd party technology vendors
6
7
Technical Lead - Automated Warehouses
Tata Consultancy Services

Apr 2013 - May 2015, Chennai,TamilNadu,India

Responsibilities:
  • Interacted with Business and Technical stakeholders to understand the business requirements.
  • Analyzed system for the project requirements and execute application changes along with development partners.
  • Worked closely with developers on new automated warehouse solutions and provided NFR’s
  • Identified Monitoring gaps and implement solutions to remove manual monitors, Repetitive tasks
  • Assisted with performance efficient SQL queries, Identified data issues and provided
  • Recommendations for resolution to ensure optimal performance
  • Real-time Root cause analysis, Global Problem coordination & SWAT initiatives
  • Provided Level 3 End-User Technical Support to Target Automated Warehouses
SME - Supply Chain Operations For Target Distribution Centres
Tata Consultancy Services

Jul 2011 - Mar 2013, Chennai,TamilNadu,India

Responsibilities:
  • Supply chain capability support/business end to end support
  • Technical Coordination & Communication of high severity Incidents
  • Distribution Centre / Supply Chain System Real-Time Performance Management
  • Identify Knowledge/process gaps and propose recommendations
  • Single Point of Contact for Distribution Centre for specific issues
  • Distribution Centre Change Oversight & Building Health Check
  • Worked with multiple 3rd party technology vendors (Swisslog,Intelligrated,Accu-Sort)
8

Education

Madras Institute of Technology, Anna University, Chennai, Tamilnadu, India
2007-2011
Bachelor of Engineering - Electronics and Communications