Baladevi Balakrishnan
Devops/MLops Engineer
Puducherry
Summary
Driven and determined DevOps engineer having 8 years in the IT industry with well versed in DevOps concepts, Continuous Planning, Continuous Integration, Continuous Deployment, and Continuous Delivery.
Overview
7
7
years of professional experience
4
4
years of post-secondary education
Work History
MLDevops/MLops Engineer
Comcast
Chennai
04.2023 - Current
- Developed and maintained CI/CD pipelines using Concourse, streamlining the automation of deployment workflows across multiple environments.
- Integrated model scoring processes into the CI/CD pipeline, automating the deployment and scoring of machine learning models within production workflows.
- Collaborated with data science teams to integrate model development processes in Data-bricks, ensuring smooth deployment, monitoring, and scoring of machine learning models.
- Led the migration from Hive to Data-bricks Unity Catalog, optimizing data governance and security controls while ensuring seamless access to data for machine learning workflows.
- Designed and optimized Concourse pipelines for both model and non-model PRs, improving clarity, job monitoring, and efficiency in deployments.
- Automated the monitoring and execution of workflows, handling model registration, scoring, status tracking, and failure scenarios using Data-bricks notebooks and Concourse CI.
- Improved CI/CD pipeline reliability by implementing robust branching strategies and handling complex dependencies between jobs for production-ready machine learning models.
- Developed positive working relationships with stakeholders to effectively coordinate work activities.
- Provided input to team lead regarding areas for process and procedural improvement.
- Optimized engineering processes by implementing innovative solutions and streamlining workflow.
Senior Infra Developer
Cognizant Technology Solutions
Chennai
9 2019 - Current
- Well versed in DevOps concepts, Agile-based delivery model, Continuous Planning, Continuous Integration, Continuous Deployment, and Continuous Delivery.
- As DevOps Engineer, I completed CI/CD implementation for customers, such as EtihadAirways, Mazda, Ford, FIS.
- Hands-on experience in DevOps tools: Jenkins, U-Deploy, Git, Docker, Bitbucket, Nexus, Maven, Run-deck, GitLab.
- Experienced in configuring load balancers to maintain global and local traffic across various environments.
- Undergone and completed training on Azure Fundamentals.
- Having good knowledge of tools like AWS DevOps, Docker, Maven, Kubernetes, Confluence, ELK stack, and data visualization tool like Tableau.
- Having good knowledge of Azure DevOps build and release pipelines.
- Expertise in creating delivery pipelines and build pipelines, configuring and integrating.
- Git, Sonar with Jenkins, JBoss, Apache Tomcat.
- Experienced in creation of Docker containers, custom Docker images using Docker.
- File for easier replication of DEV and QA environments.
- Experienced in Unix Shell scripting and Python scripting, groovy to automate tasks.
- Knowledge in Core Java, J2EE, SQL, and PL/SQL.
- Automating AWS resources - Route53, S3, EC2, API Gateway, Lambda.
- Cloud-Formation, Cloud-Watch, EBS, IAM roles, and AWS account management.
- Self-starter and a team player with good interpersonal skills.
- Strong analytical and problem-solving skills, effective written and verbal communication.
- Skills, organizational, and multitasking skills.
- Automated continuous integration delivery workflows using Jenkins Groovy script to deploy.
- Microservices applications via Docker containers in Kubernetes pods.
- Created build and deploy jobs for microservice projects and provided support.
- Configured secrets, config maps, and created helm charts for deployment and stored them.
- Gitlab created images via Docker build and pushing them to IBM Cloud container registry.
- Created pods, deployments, and services with help of config maps and secrets.
- Created endpoints using APIC configuration in IBM Cloud and tested sanity via Postman collections.
- Created Jenkins script and managed syncing of data between DEV, TEST, PPE, and PROD databases
- Performed source code migration activity (more than 100 repos) from Bitbucket to Client's.Gitlab
Devops Engineer
Tech Mahindra Ltd
Chennai
09.2018 - 07.2019
- Implemented Continuous Integration using Jenkins as orchestration tool, Sonar for Code Analysis and Continuous Deployment with Docker containers, Tomcat, JBoss servers
- Created declarative pipeline jobs to automate build lifecycle, code analysis, artifacts creation and deploying war files automatically to Web-servers
- Created private repositories using Git-lab for source code and maintained version of it
- Deployed applications using Jenkins's server and troubleshoot build and release job failures, resolve, work with developers on resolution
- Installed and configured Nexus Repository manager to build artifacts
- Created shell scripts/python scripts to automate daily tasks and configured it as cronjob
- Created Docker images using Docker file, worked on Docker container images, tagging and pushing images and Docker consoles for maintaining application life cycle
- Integrated Apache web-server with application server (JBoss) to balance traffic across various environments
- Monitored deployed applications, analyzing error logs and fixed bugs.
Devops Engineer
Techmahindra td
Chennai
01.2018 - 08.2018
- Implemented continuous integration and continuous deployment using AWS Developer Suite
- Planning, deploying, monitoring, and maintaining Amazon AWS cloud infrastructure consisting of multiple EC2 instances
- Used security groups, network ACLs, internet gateways and route tables to ensure a secure zone for organizations in the public cloud
- Created monitors, alarms, for EC2 hosts using cloud watch
- Working on multiple EC2 instances, set the security groups Elastic load balancer and AMI's autoscaling to design cost-effective, fault tolerance and highly available systems
- Created S3 buckets and managed s3 bucket policies and utilized s3 bucket and glacier for archival and backup on AWS
- Creating public and private subnets within the vpc and attaching them to the ec2 instance based on the requirements
- Designed AWS cloud formation templates to create custom-sized vpc, subnets, to ensure successful deployment of web applications and database templates
- Experienced in creating, configuring, and maintaining Infrastructure on AWS Cloud services including Virtual Private Cloud (VPC), EC2, RDS, S3, Route53, SNS, CloudFront, CloudWatch, and IAM
- Experienced in creating various dashboards, metrics, alarms, and notifications for servers using AWS Cloud Watch
- Experienced in creating complex IAM policies, Roles, and user management for delegated access within AWS
- Maintaining 24 hours operations, and ensuring 99.9% uptime for the servers, performing backups of all servers
- Utilized AWS CloudWatch to monitor the performance environment instances for operational and performance metrics during testing
- AWS-focused DevOps - using CloudFormation and the AWS Cloud Development Kit (CDK) to develop tooling and provision resources
- Enabling & supporting development teams onboarding to AWS using the AWS Code suite - Code Commit, Code Build, Code Deploy and Code Pipeline from AWS CDK
- Setup and build AWS infrastructure various resources, VPC EC2, S3, IAM, EBS, Security Group, Auto Scaling, and RDS in Cloud Formation YAML templates
- Creating snapshots and Amazon machine images (AMIs) of the instances for backup and creating clone instances.
Software Engineer
Techmahindra Ltd
07.2017 - 12.2017
- Implement Automation in Code management and deployment using Jenkins as Orchestration Engine, BitBucket for Code Versioning and UrbanCode Deploy as Deployment tool, SonarQube for Code Analysis and Confluence as Knowledge sharing tool with-in the teams
- Created jobs in Jenkins to automate build lifecycle, code analysis and deploy war files automatically to Webservers
- Maintained Git workflows for version control (Bitbucket)
- Creating build pipeline using Jenkins, for triggering builds
- Used urban code Deploy for the Deployment of artifacts generated from builds
- Confluence as Knowledge sharing tool
- Created useful reports using Kibana.
Education
B.Tech - Electronics and Communication Engineering
Perunthalaivar Kamarajar Inst of Eng & Technology
Karaikal, India 05.2012 - 05.2016
Skills
Concourse
Github Actions
Jenkins
Docker
U Build, U Deploy
Hashicorp Terraform Certified
Certified AWS DevOps Professional
GitLab, Bitbucket
IBM cloud, Azure, Terraform
SonarQube, Nexus, Maven
Unix Shell scripting, Python script, Ansible
Rundeck
Apache Tomcat, JBoss7
Data-bricks
Father'sname
Mr.S.Balakrishnan
Personal Information
- Date of Birth: 08/29/1994
- Gender: Female
Languages
English, Tamil
Timeline
MLDevops/MLops Engineer
Comcast
04.2023 - Current
Devops Engineer
Tech Mahindra Ltd
09.2018 - 07.2019
Devops Engineer
Techmahindra td
01.2018 - 08.2018
Software Engineer
Techmahindra Ltd
07.2017 - 12.2017
B.Tech - Electronics and Communication Engineering
Perunthalaivar Kamarajar Inst of Eng & Technology
05.2012 - 05.2016
Senior Infra Developer
Cognizant Technology Solutions
9 2019 - Current