Summary
Overview
Work History
Education
Skills
Certification
Awards
Timeline
Generic
Muthukumar Nagappan

Muthukumar Nagappan

Senior Engineering Manager

Summary

Passionate and results-driven Software Engineering Manager with a strong background in leading high-performing engineering teams to build scalable, resilient, and high-availability platforms. I specialize in driving technical excellence, fostering innovation, and delivering business-critical solutions in fast-paced environments. With extensive experience in software development, architecture, and agile methodologies, I excel at bridging the gap between technology and business needs. I focus on empowering teams, optimizing engineering processes, and ensuring seamless collaboration across product, engineering, and operations. Key areas of expertise: Leading and mentoring engineering teams to drive impactful results, Scalable system architecture and high-availability platforms, Agile transformation and process optimization, Driving product vision, roadmap planning, and execution, Ensuring platform stability, reliability, and performance. I thrive in building and scaling software solutions that power business success while fostering a culture of innovation and continuous improvement. Always open to networking and discussing technology, leadership, and engineering best practices. Let's connect

Overview

14
14
years of professional experience
2011
2011
years of post-secondary education
2
2
Certifications

Work History

Senior Engineering Manager

Walmart Global Tech
11.2022 - Current
  • At Walmart, I lead multiple platforms within the catalog space for US Omni Tech
  • My team is responsible for delivering business programs that require efficient data persistence and retrieval from the catalog
  • This includes ensuring near realtime data availability to meet business needs while maintaining platform reliability, resilience, and stability as top priorities
  • Our services power critical Tier 1, sitefacing applications that demand high availability
  • Adhering to strict SLAs is essential, as any breaches could significantly impact Walmart's website operations and overall OPM
  • I oversee quarterly planning, define the platform vision in collaboration with product management, and actively participate in design and technical discussions with the engineering team
  • My focus is on building solutions that align with product requirements while maintaining a stable and scalable platform
  • Additionally, I have driven an agile transformation initiative to enhance team alignment, foster colocation, and ensure our scrum teams deliver value to the business in a truly agile manner

Staff Software Engineer

Walmart Global Tech
03.2021 - 11.2022
  • Design and developed reusable distributed high scalable platform handling 100 million+ transactions for Enterprise Item and Inventory
  • Brought in engineering best practices and improved overall stability of our product
  • Mentored and built high performing team

Senior Software Engineer

Walmart Global Tech
03.2019 - 02.2021
  • Design and developed innovative software solutions and solved complex business problems for Competitive Intelligence platform at scale to achieve Walmart goal on every day low price guarantee
  • Brought in latest tech stack and solved complex business problem

Software Engineer 3

eBay
11.2016 - 03.2019
  • I am responsible for coowning a team of 4 and building the software platforms for eBay's commerce experience portfolios including mobile (web & native apps), India check out front end as well as maintenance of our verticals products
  • Primarily working on Spring ( Raptor ) MVC, Batch, REST ( Commerce OS), Javascript, bootstrap
  • In this role, eBay helped me in gaining confident on working on both front end, backend as well as mobile technologies simultaneously along with high code quality
  • My responsibilities include:
  • Requirement Engineering, project definition, estimation, and sizing
  • Design and development of mobile web for India
  • Hands on code development, coordinating engineering work between geographically distributed teams
  • Evaluating and implementing technologies, frameworks and processes for maximum throughput and quality of deliverables
  • Advocating and inspiring agile methodology of software development within engineering
  • Participated in internal hackathons and poster presentations multiple times
  • Advocating with product owners and different stakeholder and take product idea's proposed by my team to production

Senior Software Engineer

Altimetrik
07.2015 - 10.2016
  • Client: eBay
  • I am responsible for building & maintaining the multiple platforms for eBay's vertical experience such as incentive, Marketing projects, RTM Widgets, Pixels, Ebay Guarantee Automation system, Rest services for eBay India Checkout Guest Experience
  • Primarily working on Spring (Raptor) MVC, Batch, SOAP Services, Zend / Magento & Javascript
  • My responsibilities include:
  • Requirement Engineering, project definition, estimation, and sizing
  • Design and development of mobile web for India
  • Hands on code development, coordinating engineering work between geographically distributed teams
  • Evaluating and implementing technologies, frameworks and processes for maximum throughput and quality of deliverables
  • Advocating and inspiring agile methodology of software development within engineering
  • Participated in internal hackathons

Senior Software Engineer

Exterro
08.2013 - 07.2015
  • Being a Senior Software engineer lead, I am responsible for coowning a team of 4 and building the software platforms for exterro's EDiscovery experience at scale and my team's fast and quality deliverables without compromising product stability
  • Mentored close to 20+ associates to help them to technically grow their career

Software Engineer

Exterro
08.2012 - 07.2013
  • Built enterprise web application from scratch design and development which serves 200+ fortune 500 companies
  • Well experienced in building enterprise web application development at scale in AWS
  • In this role from a startup company, I got the opportunity to gain experience in both front end and back end and grow up as a full stack application developer

Associate Software Engineer

Exterro
08.2011 - 07.2012
  • Research and Development (R&D)

Education

Computer Engineering -

Anna University of Technology

Computer Science - undefined

Rajaji Institute of Technology

Computers - undefined

St. Paul's Hr. Sec. School

Skills

Industry Knowledge

Certification

MongoDB for Java Developers, MongoDB, 2015

Awards

  • Bravo Award, Walmart Global Tech, 10/01/24
  • Bravo Award, Walmart Global Tech, 05/01/23
  • Demo Day Award - Best Product/Project Demos, Walmart Global Tech, 01/01/24
  • Walmart Maverick, Walmart Global Tech, 01/01/21
  • Spot Award, Walmart Global Tech, 12/01/19
  • Spot Award, eBay, 01/01/18
  • Exterro's Biggest Risk Taker, Exterro, 03/01/14
  • Employee of the Quarter, Exterro, 03/01/13
  • Best Innovation Project, Anna University of Technology, Trichy, 04/01/11
  • National-Level Paper Presentation & Software Debugging Winner, 01/01/11
  • State Second Rank in Computer Science & Engineering, Directorate of Technical Education, 04/01/07

Timeline

Senior Engineering Manager

Walmart Global Tech
11.2022 - Current

Staff Software Engineer

Walmart Global Tech
03.2021 - 11.2022

Senior Software Engineer

Walmart Global Tech
03.2019 - 02.2021

Software Engineer 3

eBay
11.2016 - 03.2019

Senior Software Engineer

Altimetrik
07.2015 - 10.2016

Senior Software Engineer

Exterro
08.2013 - 07.2015

Software Engineer

Exterro
08.2012 - 07.2013

Associate Software Engineer

Exterro
08.2011 - 07.2012

Computer Science - undefined

Rajaji Institute of Technology

Computers - undefined

St. Paul's Hr. Sec. School

Computer Engineering -

Anna University of Technology

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Muthukumar NagappanSenior Engineering Manager