Summary
Overview
Work History
Education
Skills
Languages
Accomplishments
Timeline
Generic
Sumesh Kumar Barik

Sumesh Kumar Barik

Bengaluru

Summary

Highly accomplished and results-driven DevOps Engineer with 6 years of extensive experience in designing, implementing, and managing robust, scalable, and secure cloud infrastructure and CI/CD pipelines. Proven expertise in AWS services, with a strong foundation in Infrastructure as Code (IaC), containerization, and automation. Adept at optimizing system performance, enhancing reliability, and streamlining development workflows. Possesses a working awareness of Microsoft Azure and Google Cloud Platform (GCP), alongside proficiency in Go (Golang), Python, and Bash scripting. Successfully delivered high-impact projects at a Big Four consulting firm (E&Y), demonstrating exceptional problem-solving abilities and a collaborative approach in fast-paced, complex environments.

Overview

4
4
years of professional experience

Work History

AWS System Engineer

Aeries Technology
Bengaluru
11.2022 - Current
  • Working as team member within team of cloud engineers and my responsibilities includes.
  • Setup & Managing windows Servers on Amazon using EC2, EBS, ELB, SSL, Security Groups, RDS and IAM.
  • Managing VPC, Subnets; make connection between different zones; Blocking suspicious IP/subnet via ACL.
  • Managing CDN on Amazon Cloud Front (Origin Path: Server / S3) to improve site performance.
  • Create & Managing buckets on S3 and store db and logs backup, upload images for CDN server.
  • Setup databases on Amazon RDS or EC2 instances as per requirement.
  • Managing AMI/Snapshots/Volumes, Upgrade/downgrade AWS resources (CPU, Memory, EBS).
  • Creation of POCs and architecture for upcoming engagements

Software Engineer

Ernst & Young Global Limited
Bengaluru
01.2021 - 09.2022
  • Integrated services like GitHub, AWS Code Pipeline, Jenkins, and AWS Elastic Beanstalk to create a deployment pipeline.
  • Good Experience in architecting and configuring secure cloud VPC using private and public networks through subnets in AWS.
  • Amazon IAM service enabled to grant permissions and resources to users.
  • Managed roles and permissions of users with the help of AWS IAM.
  • Designing and implementing fully automated server build management, monitoring, and deployment by using Technologies like Puppet.
  • Initiating alarms in Cloud Watch service for monitoring the server's performance, CPU Utilization, disk usage etc to take recommended actions for better performance.
  • Configured AWS Multi Factor Authentication in IAM to implement 2 step authentications of user's access using Google Authenticator and AWS Virtual MFA.
  • Included security groups, network ACLs, Internet Gateways, and Elastic IPs to ensure a safe area for organization in AWS public cloud.
  • Design AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
  • Created scripts in Python which integrated with Amazon API to control instance operations.

Software Engineer

Hinduja Global Solutions Limited
Bengaluru
  • Built S3 buckets and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS.
  • Work with other teams to help develop the Puppet infrastructure to conform to various requirements including security and compliance of managed servers.
  • Built a VPC, established the site-to-site VPN connection between Data Centre and AWS.
  • Develop push-button automation for app teams for deployments in multiple environments like Dev, QA, and Production.
  • Help with the creation of dev standards for Puppet module development including best practices for version control (git).
  • Perform troubleshooting and monitoring of the Linux server on AWS using Zabbix, Nagios and Splunk.
  • Management and Administration of AWS Services CLI, EC2, VPC, S3, ELB Glacier, Route 53, CloudTrail, IAM, and Trusted Advisor services.
  • Created automated pipelines in AWS Code Pipeline to deploy Docker containers in AWS ECS using services like CloudFormation, Code Build, Code Deploy, S3 and puppet.

Education

Bachelor of Engineering - Electronics and telecommunication

University - BPUT
INDIA
06-2014

Skills

  • Cloud Platforms:AWS (Expert): EC2, Lambda, VPC, S3, RDS, DynamoDB, IAM, KMS, SQS, SNS, Kinesis, CloudFront, Route 53, API Gateway, CloudTrail, Config, Security Hub, GuardDuty
    Awareness: Microsoft Azure, Google Cloud Platform (GCP)
  • DevOps Tools & Practices:CI/CD: Jenkins, GitLab CI/CD, AWS CodePipeline, AWS CodeBuild, AWS CodeDeploy, AWS CodeCommit
    Infrastructure as Code (IaC): AWS CloudFormation, Terraform, AWS CDK
    Configuration Management: Ansible, AWS Systems Manager
    Monitoring & Logging: Amazon CloudWatch, ELK Stack (Elasticsearch, Logstash, Kibana), Prometheus, Grafana, AWS X-Ray
    Containerization & Orchestration: Docker, Kubernetes, Amazon ECS, Amazon EKS, AWS Fargate
  • Programming & Scripting:Python, Bash, PowerShell, Go (Golang)
  • Version Control: Git, GitHub, GitLab, AWS CodeCommit
  • Operating Systems: Linux (Ubuntu, CentOS, RHEL), Windows Server
  • Networking: TCP/IP, DNS, VPN, Firewalls, Load Balancing
  • Methodologies: Agile, Scrum
  • Soft Skills: Troubleshooting, Problem-Solving, Communication, Collaboration, Scalability, High Availability, Fault Tolerance

Languages

  • English
  • Hindi
  • Odia

Accomplishments

  • Achieved significant cost savings 15-20% by optimizing AWS resource utilization and implementing efficient auto-scaling strategies.
  • Designed and implemented fully automated CI/CD pipelines, reducing deployment time by up to 50% and drastically minimizing manual errors.
  • Led critical cloud migration initiatives, ensuring 99.9% uptime and seamless transition of applications.
  • Successfully spearheaded containerization strategies using Docker and Kubernetes, boosting application portability and resource efficiency across client projects.

Timeline

AWS System Engineer

Aeries Technology
11.2022 - Current

Software Engineer

Ernst & Young Global Limited
01.2021 - 09.2022

Software Engineer

Hinduja Global Solutions Limited

Bachelor of Engineering - Electronics and telecommunication

University - BPUT

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Sumesh Kumar Barik