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DevOps/SRE

Location:
San Marcos, CA, 92078
Posted:
November 01, 2023

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Resume:

Akash Vaidya

ad0slj@r.postjobfree.com 858-***-**** San Diego, California

Objective

Dedicated DevOps Engineer with over 16 years of experience, driven to achieve results by optimizing development and IT operations. Proficient in automating processes, improving deployment pipelines, and ensuring continuous integration/continuous delivery (CI/CD) for critical applications. Adept at fostering collaboration across cross-functional teams to streamline workflows and expedite time-to-market. Demonstrated expertise in AWS cloud platforms, containerization (Docker, Kubernetes), and package and configuration management (Helm, Ansible) for high-performance, scalable, and secure software solutions.

Professional Summary:

Application Support and Infrastructure Management (On-Premises and Cloud): Managed and supported a diverse range of enterprise, Store commerce, and e-commerce applications, ensuring their operational excellence in both on-premises and cloud environments.

AWS Infrastructure: Vast experience orchestrating and managing AWS infrastructure, encompassing EC2 instances, S3 buckets, RDS databases, Lambda functions, VPC configurations, SNS topics, EFS volumes, IAM roles, and SQS queues, ensuring high availability, security, and scalability.

IaC using Terraform: Utilized Terraform to implement Infrastructure as Code (IaC), ensuring consistent and version-controlled infrastructure configurations, thereby enhancing reproducibility and efficiency.

DevOps and CI/CD: Implemented DevOps practices, including automated testing and continuous integration/continuous deployment (CI/CD) using Jenkins and GitLab CICD pipelines. Integrated Docker and Kubernetes into CI/CD pipelines to automate the build, testing, and deployment of applications, accelerating development cycles.

Kubernetes Orchestration: Orchestrated containers with managed Kubernetes, automating deployment, scaling, and management of containerized applications. Successfully deployed, scaled, and maintained Kubernetes clusters to ensure high availability and fault tolerance.

Scripting and Automation: Employed Python, Bash, and PowerShell scripting for automation and task optimization.

Serverless Technologies: Proficient in serverless technologies using AWS Lambda and Chalice.

Database Management: Certified Oracle DBA with expertise in writing complex SQL queries and developing database procedures for Oracle, SQL Server, and PostgreSQL.

Monitoring and Alerting: Created robust monitoring and alerting systems using SumoLogic and New Relic, designing informative dashboards to observe trends and facilitate analysis for support and business teams.

Agile and Scrum Methodologies: Practiced Agile and Scrum methodologies with a strong emphasis on iterative development, continuous integration, and the delivery of high-quality software.

Security Best Practices: Ensured robust security measures, including RBAC, network policies, image scanning, SSL, authentication, authorization, encryption, and vulnerability assessments, to uphold data protection and compliance standards.

Version Control and Code Review: Proficient in version control systems such as GitHub and Gitlab and experienced in code review processes.

Problem-Solving and Optimization: Demonstrated excellent problem-solving skills with a proven ability to diagnose and resolve complex technical issues. Recognized opportunities for process optimization and suggested initiatives to enhance efficiency and efficacy.

Interpersonal and Communication Skills: Excellent interpersonal and communication skills, fostering effective collaboration with both technical and non-technical stakeholders.

Technical Skills

Cloud Service : AWS - EC2, S3, EBS, EFS, IAM, VPC, ELB, Lambda, Elastic Beanstalk, AWS CloudFormation, CloudWatch, RDS and VPC

IAC : Terraform

SCM/Version : Gitlab, Github

CICD : Gitlab CI, Github actions, Jenkins

Containerization : Docker, Kubernetes

RDBMS : Oracle, SQL Server, PostgreSQL

Webservice tool : IBM Websphere Server

ETL Scripting : SSIS, SSRS

Agile/Productitvy : Jira, Confluence

Operating System : Linux, Windows

Configuration : Ansible, Chef, Helm

Scripting : Python, PowerShell, Shell, Batch. Groovy (Jenkins)

Analytics/Monitoring : Sumologic, New relic, Splunk

Professional Experience

Compunnel – (Jan 2020 - Current)

oClient – Petco Animal Supplies (Jan 2020 - Current)

Role: DevOps and Kubernetes engineer (Store POS Commerce): This role entails end-to-end support and maintenance of POS commerce ecosystem in AWS cloud and in-store POS hardware.

Partnering with technical stake holders and played a crucial role in design and development of new infrastructure and application architecture.

AWS Infrastructure Management: Orchestrated the provisioning and maintenance of AWS resources, including EC2 instances, S3 buckets, RDS databases, Lambda functions, VPCs, SNS topics, EFS file systems, IAM roles, SQS queues, CloudWatch monitoring, Route 53 DNS, and Fargate clusters.

AWS Infrastructure Deployment and Management: Experienced in design, deployment, and management of scalable and resilient AWS infrastructure to support mission-critical applications. Utilized Terraform to define infrastructure as code, ensuring consistency and repeatability.

AWS Managed EKS (Elastic Kubernetes Service): Managed and optimized AWS Managed EKS clusters, leveraging AWS services to enhance security, scalability, and cost efficiency. This involved configuring network policies, fine-tuning performance, and implementing backups.

Helm Chart Development: Developed and maintained Helm charts for various applications, allowing for the efficient packaging, versioning, and deployment of complex microservices and applications.

CI/CD Pipeline Setup: Established and managed CI/CD pipelines on Jenkins and Gitlab for various software projects, enabling continuous integration, testing, and deployment.

Infrastructure as Code (IaC): Utilized Terraform to define and manage the AWS infrastructure, including the provisioning of resources required for Kubernetes clusters. This approach ensured consistency, scalability, and easy version control for the infrastructure.

Security and Access Control: Implemented security best practices in Kubernetes clusters, including Role-Based Access Control (RBAC), network policies, and container scanning. Ensured compliance with industry standards and best practices to maintain a secure environment by implementing IAM policies, role-based access control, and least privilege principles across AWS resources.

Serverless Computing: Developed serverless applications using AWS Lambda, streamlining data processing, and reducing operational overhead.

Cost Optimization and Resource Management: Proactively identified cost-saving opportunities within AWS environments, optimizing resource allocation and monitoring cost usage.

Integrated AWS Lambda with other services like S3, SNS, and SQS to create efficient event-driven architectures.

Monitoring and Alerting: Set up comprehensive CloudWatch mon/itoring and alerting for AWS resources, ensuring proactive detection of performance issues and infrastructure failures.

Setting up monitoring and analysis charts for APM using NewRelic and SumoLogic.

Programming and Scripting: Develop shell scripts, Python and PowerShell for setting up baselines, branching, merging, and automate processes across the environments Linux and windows platforms.

Extensive experience on production (on-Prem and Cloud) application support, maintenance, and infrastructure for a variety of enterprise, Store commerce and e-commerce applications.

Documentation: Created and maintained documentation of build and release processes and application configuration to comply with audit requirements and Industry best practices.

Good understanding of ELB, general networking principles, firewalls, routing technologies and DNS (Route 53).

Achievement:

Played a pivotal role in transforming a single-region AWS account into a multi-region configuration through a series of steps. This included thorough analysis of the current design and resources, leading to the development of an efficient solution. Switched from running applications on EC2 to Kubernetes, refactored Terraform code, optimized helm, and GitLab CI/CD pipelines, all while making minimal alterations to the application code. Efforts encompassed creating a new domain, configuring DNS, bolstering security measures, defining IAM policies, incorporating Lambda functions, and utilizing Helm for deployment across various environments.

Using AWS Lambda with Python, designed and developed a simple yet smart monitoring tool to fit application custom monitoring requirements.

Store rollout and migration: This was a significant undertaking; goal of this project was to seamlessly install a new POS application on 6000 devices in 1500 stores. I took the initiative to create an automated solution using PowerShell and the MDM tool (Afaria). This automation included installing dependencies, configuring databases, and dynamically injecting store-specific settings. The rollout was carried out seamlessly and got enterprise wise recognition.

Wipro Technologies (Jun 2008 – May 2018)

oClient – Petco Animal Supplies (Apr 2011 – May 2018)

Role: Administrator Websphere Application server (Jun 17 – May 2018)

My responsibilities in this position encompass a wide array of critical tasks. Diligently oversee the deployment of applications, ensuring seamless integration within the WebSphere Application Server environment. Requesting and renewing SSL certificates to maintain a secure connection. Efficiently address and resolve production support issues through prompt triage. Spin up new environments.

Duties and Responsibilities:

WebSphere Application Server (6.x/7.x/8.x) Installation, Configuration, Deployment, Administration.

Deploy applications to the Application server including but not limited to IBM WCS, IBM WAS, IHS, Sterling OMS, Adobe AEM.

Request/renew/Configure SSL certificates, setup security and 3rd party SSL authentication.

Support production servers on heterogeneous environment with AIX, Linux and Windows having different versions of WebSphere Application Server.

Creating and configuring profiles, clusters, nodes, node agents for WebSphere Application Server.

Experienced in troubleshooting, applying patches and plug-in for WAS 6.x/7.x/8.x.

Automate administration and deployment operations using standard scripting utilities like Shell, Perl and Jenkins.

Websphere commerce application configuration/deployment to multiple environments, performance tuning and troubleshooting.

Analyze application logs to research specific/point in time issues and further analysis and action.

Setup, Support and maintain 3rd party vendor applications and related integrations to facilitate stores, call center, Customers.

Ensure and track all scheduled jobs kick off and complete on schedule.

Monitor application and server health using monitoring tools (SumoLogic New relic). Escalate and raise severity considering impact to business and coordinate with respective teams and track till normal performance is restored.

Working closely with development team on Dry Runs and enhancements, fine tuning processes and getting the optimized performance.

Apply vendor patches and perform periodic application upgrades to Production and Non prod servers.

Preparing Design, Enhancement, integration, and technical documents and present to ARB for approval.

Analyze incidents and Service request inflow and plan remediation and long-term solutions, identity scope for improvement and enhancement.

Incident and Change Management, Release management, defect tracking, issue resolution and closure.

Leading team, Onsite and offshore coordination.

Handling client and business escalations and ensure those are taken to closure in timely manners.

Compiling root cause analysis for all severity 1 and severity 2 issues for management review.

Achievement:

oPlayed a pivotal role in upgrade of WCS to version 9, performed initial analysis, technical debt, and upgrade plan, defined, and implemented automated environment builds (Chef, Jython), administration, and deployment operations (Jenkins), streamlining processes for efficiency. Setup application and server health monitoring using monitoring tools (New Relic, SumoLogic).

oAutomated server builds for different environments using chef and deployment with Jenkins, integrated unit testing and application deployment validations withing the pipeline to eliminating repetitive manual validation after deployment.

oRole: Store applications Lead (Apr 2011 – June 2017)

Responsible for support and maintenance store applications within the retail environment, including but not limited to Point of Sale (JDA POS), promotion and marketing, services appointment scheduling systems, customer relationship management (ePowerCenter), payment processing, and customer search functionalities. Some of these applications were developed inhouse and were hosted on diverse platforms such as Windows and AIX, encompassing both traditional and Software as a Service (SaaS) models. The technological landscape involves a mix of PL/SQL, Shell scripting, IIS, Websphere, as well as services in SSIS, SSRS, and various vendor-packaged products.

oClient – Best Buy for business (Jun 2008 – Apr 2011)

Role: Oracle DBA (Applications) for B2B portal - This role encompassed overseeing server and database performance, guaranteeing the timely completion of database batch jobs, implementing database changes during application releases, and actively monitoring database components through AWR/ASH reports and Oracle Grid Control. Responsibilities also included addressing alert logs, Ora-errors, and taking corrective/preventive actions. Additionally, the role involved configuring non-production database schemas, collaborating with the development team, optimizing database performance, participating in design meetings, and resolving database bottlenecks. Furthermore, it entailed fine-tuning and enhancing database performance using AWR, ASH reports, custom scripts, and performing user and security administration.

Duties and Responsibilities:

Monitoring servers using VMSTAT, IOSTAT, SAR and TOP.

Ensuring database batch job are timely completing to success.

Rolling out database related changes with new application releases.

Proactively monitoring various database elements, like Hit ratios, Disk usage using AWR/ASH reports, Oracle Grid control.

Design and develop complex SQL queries and appropriate database code such as stored procedures, triggers, functions to support complex business processes.

Setting up Non prod database schemas using EXP & IMP utilities.

Working closely with development team on Dry Runs and enhancements, fine tuning processes and getting the optimized performance from database side.

Participate in the design meetings and guide the team in database front for the newly proposed changes and upgrades.

Identifying and implementing solutions for database related bottlenecks in existing application.

Working on tickets assigned by application support teams.

Deploying new version of application to Production and Non prod sites.

Monitoring daily batch jobs and ensure timely successfully completion.

Tuning/monitoring database to improve performance, using AWR, ASH reports or custom scripts.

Performed user and security administration activities, such as enrolling users, granting privileges to users, and maintaining system security.

oMind Source Consulting –Oracle DBA (application) (Nov 2007 – June 2008)

Client – Best Buy for business (Contract via Wipro technologies)

Vicon Group (July 2003 – Nov 2007)

ERP Administrator – Provide ongoing support and upkeep for the ERP application (TDMS), ensuring uninterrupted availability and peak performance. Carry out routine maintenance operations for both the application and its affiliated databases. Implement application patches and conduct periodic upgrades as needed.

Educational Qualification:

Postgraduate in computer applications from Pt. Ravi Shankar Shukla University (Raipur, India) in the year 2005.

**US Academic Equivalent: Bachelor of Science in Computer Information Systems

Graduation in Commerce from Pt. Ravi Shankar Shukla University (Raipur, India) in the year 2000



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