Narayana Vallapuneni
Sr. DevSecOps Architect at Index Analytics LLC- Claim this Profile
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Bio
Experience
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Index Analytics LLC
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United States
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IT Services and IT Consulting
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100 - 200 Employee
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Sr. DevSecOps Architect
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Jul 2021 - Present
• Working on enabling the pipelines lines for IaC using CloudFormation Templates • Developing the CloudFormation template to provision the RASS infrastructure • Provide oversight, guidance, and strategy for fully implementing and leveraging Infrastructure as Code using CloudFormation Templates • Identifying the best-fit architectural solutions for all modernization applications and migration applications • Arranging DevSecOps demo sessions with project management, development, testing, security, and operations to demonstrate the pipelines and get feedback for improvement. • Presenting best practices and ideas during office hours sessions to teams for easy to implement and understanding of DevSecOps culture. • Implementing best practices using AWS well architected framework pillars to reduce the cost and avoid vulnerabilities. • Designed to integrate DevSecOps tool into end-to-end pipeline for continuous integrations and continuous deployments with quality gates enabled. • Working on optimization and standardization to improve performance and reduce cost. • Developed CloudFormation templates that includes all the components for Redshift, EMR and RDS. • Implemented lambda functions to pause and resume Matillion and redshift cluster during business hours, total cost reduced by 60% of the actual cost Matillion and Redshift. • Enabled auto scaling for EMR clusters and implemented lambda functions to bring up and down the EMR daily clusters during business hours, total cost reduced by 40% of the actual cost of EMR. • Enabled data growth on S3 buckets and implemented life cycle rules to clean stale and previous versions of objects, total cost reduced by 50% of the actual cost of S3 storage. • Performed RA3 migration from DS2 and DC2 instance of Redshift clusters. • Migrated AWS console user access to Cloudtamer to access RASS AWS Account. • Implemented many costs optimized solutions that resulted in saving around $800K per year from total AWS invoice per year. Show less
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Mindtree
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India
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Information Technology & Services
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700 & Above Employee
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Sr. DevSecOps Architect Lead
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Sep 2018 - Jun 2021
• Led the technical architecture of cloud native COTs, SaaS, In-house and open source DevSecOps tooling research, evaluate, select, recommend for enterprise architect council for approval to implement DevSecOps Pipelines and automation. • Applying deep technical expertise and thought leadership to accelerate Cloud native practices in modernization, transformation, Lift & Shift projects. • Planning, designing, building, deploying, and operating large scale enterprise applications using serverless (Lambda), Kubernetes container (AWS EKS), PostgreSQL and Amazon Web Services. • Enabling application and infrastructure monitoring and distributed systems operations using New Relic, CloudWatch, Prometheus and Splunk log monitoring. • Leading cross-departmental process improvements, automation initiatives, applying extensive knowledge of DevSecOps engineering principles and advanced techniques to manage the timely resolution of unprecedented issues. • Coordinating with subject matter experts across the release lifecycle to obtain input and support for planned DevSecOps engineering activities. • Provide oversight, guidance, and strategy for fully implementing and leveraging Infrastructure as Code using CloudFormation and Bitbucket Pipelines. • Identifying the best-fit architectural solutions for all modernization applications and migration applications. • Providing regular support/guidance to project teams on complex cloud technologies, issue resolution and execution. • Collaborating with operations, quality assurance, security, and development to design and implement CI/CD pipelines and ops processes and procedures. • Enabling DevSecOps cross functional team to develop 90+ pipelines that are integrated and configured around 12 CI/CD tools into 6 environments, used by more than 100 developers including testers and TechOps. Show less
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Tata Consultancy Services
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India
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IT Services and IT Consulting
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700 & Above Employee
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Delivery Manager
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Apr 2017 - Sep 2018
• Leading a team of top professionals responsible for automating CI/CD, quality & security gates, monitoring & alerting, incident management, and correction of errors. • Responsible for mentoring, coaching, and developing teams, recognizing strengths and weaknesses, and developing our future leaders.• Partner with our development teams to build, maintain, and scale infrastructure in support of applications that are used by millions of users as well as backend systems that serve billions of requests per day.• Organize and facilitate showcases and cross-team activities to create excitement around accomplishments, sharing of valuable information across teams, and accountability around metrics and commitments.• Simplifying and improving processes for deploying new features and functionality to market; connecting the necessary pieces to create efficient continuous integration-style workflows.• Monitoring the performance of systems in a cloud based computing environment, including overall system health, reliability, performance, and cost.• Remediating gaps in monitoring or performance testing if observed. Support development teams by assisting with testing and monitoring strategies.• Collaborating with development teams, and enterprise solution architects to provide an operations perspective; ensuring issues like cost, scalability, and maintainability are considered during the design process.• Produce technical specifications for custom development and systems integration requirements• Providing guidance and direction regarding Cloud implementation, DevOps processes and technical pipeline standards• Contribute to design and development of moving the application to strategic architecture and help in creation of a stable and reliable system.• Mentoring development teams on basic operational principles through demos, documentation, and one-on-one mentorship and participating in team discussions and planning sessions. Show less
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Project Manager / Architect
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May 2011 - Apr 2017
• Led the team of 15 to 25 members between onsite and offshore locations, managing team capacity, task assignment in Jira, reviewing task estimations, prioritizing tasks and coordinating between teams. • Acted as scrum master to run the daily standup, backlog grooming, sprint planning, review, retrospective, ownership on action items to improvement and resolving impediments. • Prepared the sprint end reports, weekly, monthly status reports, sharing to key stakeholders, chairing reviews, status meetings, taking notes and follow up action items.• Provided design solution architecture, operational architecture, ensure architecture principles are applied during all iterations of the application life cycle. • Led the production support transition between the incumbent and the successor, executing transition plan, governance, measuring Key Performance Indicator (KPIs) and baseline them.• Prepared the Operational Level Agreements (OLA)s and Service Level Agreements (SLAs) checklist and monitoring the SLAs and sharing to key stakeholders on monthly basis. • Reduced Autosys batch jobs alerts or failures from 15,000 to 3,000 on average monthly count per 400,000 execution per month. • Automated the upstream and downstream notifications when the source feed getting delayed by upstream, auto notification business user when recon is not ready with SLA for review. • Automated the Sunday checkout process on all infrastructure Unix, Database, Web servers is reduced support team effort by 6 hours (7 hours to 1 hour) and report will be published on wiki pages. • Created and executed infrastructure migration plan for 10 Unix and 7 Database servers from legacy to newly provisioned servers within data center working closely with Unix SA and PDB. • Published weekly status and monthly status to stakeholders, coordinating with upstream and downstream about key configuration changes and escalating the key risks and issues to senior management. Show less
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Project Lead / Architect
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Aug 2005 - May 2011
• Led the transition between the incumbent and the successor, executing transition plan, transition governance, measuring Key Performance Indicator (KPIs) and baseline them.• Led the team of 8 members between onsite and offshore locations, managing team capacity, task assignment in Jira, reviewing task estimations, prioritizing tasks based on product owner inputs, and coordinating between teams. • Acted as scrum master to run the daily standup, backlog grooming, sprint planning, review, retrospective, ownership on action items to improvement and resolving impediments. • Prepared the sprint end reports, weekly, monthly status reports, sharing to key stakeholders, chairing reviews, status meetings, taking notes and follow up action items.• Provided design solution architecture, operational architecture, ensure architecture principles are applied during all iterations of the application life cycle. • Analyzed application behavior and provided design solutions to improve the application performance from 60 to 80 apps per minute.• Automated the application processing weekend checkout process is reduced support team effort by 4.5 hours (5 hours to 30 mins). • Collaborated with business key users, third-party vendors and offshore teams to explain the solutions to implement.• Managed team timesheet approval, invoice submission, skills development, appraisal, onboarding and offboarding. Show less
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Polaris Consulting & Services Ltd
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IT Services and IT Consulting
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700 & Above Employee
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Software Engineer
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Oct 2003 - Aug 2005
Project Brief: FAL Client enables a business application to communicate with Fastwire (Logica Inc.’s financial message router) application. It implements the FAL protocol by which messages are sent to Fastwire. Interaction with the business application is done through an API, folder or MQ-Series interfaces. Developed in HP-UX and Solaris Responsible for Global financial messaging (GFM) Fastwire Application Layer (FAL) • Development of technical specifications and use cases. • Identifying, designing and coding the user interface and code reviews. • Implement the business rules and logic of the application. • Creation of Make and configuration files for the code compilation. • Executing deployments in test, staging and production environments. • Fine-tuning applications for performance and provide the RCAs. Solution Environment: Java, C, C++, STL, Oracle, MQ-Series, Unix, Unix Shell Scripting. Show less
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INTELLIGENT SYSTEMS INDIA LTD
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Chennai Area, India
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Software Engineer
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Jul 2002 - Sep 2003
Project Brief: Employee Data Management System (EDMS) is an existing application used by ITFISSION, USA, with Oracle as backend database. Scope of this project is to port the front-end of this application to Web using C++ and HTML pages and incorporate the business logic associated Oracle database as stored Procedures, In order to achieve the connectivity between existing system and server using TCP/IP protocol. Responsible for Employee Data Management System (EDMS) • Code changes for defects, enhancements and maintenance activities • Peer reviews and documentation • Developing unit test cases and perform unit testing • Supporting for Integrated System Testing and User Acceptance Testing Solution Environment: C, C++, PL/SQL, STL, ORACLE, Unix, Unix Shell Scripting. Show less
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Education
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Acharya Nagarjuna University
MCA, Master of Computer Applications -
Acharya Nagarjuna University
B.Sc, Maths, Physics, Computers