Senior, Software Engineer (NodeJS)

Bengaluru, India
Streaming Machine Learning Node.js GraphQL React Azure GCP AWS

Position Summary...

Demonstrates up-to-date expertise and applies this to the development, execution, and improvement of action plans by providing expert advice and guidance to others in the application of information and best practices; supporting and aligning efforts to meet customer and business needs; and building commitment for perspectives and rationales. Provides and supports the implementation of business solutions by building relationships and partnerships with key stakeholders; identifying business needs; determining and carrying out necessary processes and practices; monitoring progress and results; recognizing and capitalizing on improvement opportunities; and adapting to competing demands, organizational changes, and new responsibilities. Models compliance with company policies and procedures and supports company mission, values, and standards of ethics and integrity by incorporating these into the development and implementation of business plans; using the Open Door Policy; and demonstrating and assisting others with how to apply these in executing business processes and practices.

What you'll do...

About Team:

Walmart U.S. Tech: This is the team which builds reusable technologies that aid in acquiring customers, onboarding and empowering merchants besides ensuring a seamless experience for both these stakeholders. They also optimize tariffs and assortment, adhering to the Walmart philosophy - Everyday Low Cost. In addition to ushering in affordability, they also create personalized experiences for customers the omnichannel way, across all channels - in-store, on the mobile app and websites. 

Our team is responsible for design, development, and operations of large-scale data systems operating at petabytes scale. We focus on real-time indexing pipelines, web crawling, streaming analytics, distributed machine learning infrastructure. We interact with multiple teams across the company to provide scalable robust technical solutions.  

What you will do:

You’ll have the opportunity to

  • Be responsible for development , testing and deployment of software   
  • Resolve defects and support product deployed in production systems  
  • Contribute to the design of a software module.  
  • Collaborate within team and with cross functional teams.  
  • Measure and resolve performance bottlenecks.  
  • Refactor or improve existing code.  
  • Work closely with our product, design, program and other service teams to create amazing and intuitive experiences that make it effortless to connect different apps together.  
  • Help put tools, processes, and documentation in place to improve our code quality.  
  • Review code written by other team members or other teams.  
  • Ship to hundreds of thousands of users every day while having lots of autonomy in terms of code and feature ownership.  
  • Work with complex and varied data structures.  
  • Share what you know and learn either one-on-one or with lightning talks to the group.  
  • Give back to the community via open source and blog posts.  
  • Experiment: this is a startup-like environment so everything can change as we experiment with doing more custom partnership work  
  • As a part of Walmart Global Tech all-hands philosophy, help customers via support to ensure they have the best experience possible.  

What you will bring:

  • Master's degree in Computer Science or related technical field.  
  • 6-9 years of strong design/development experience in building massively large scale distributed systems and products  
  • Excellent computer systems fundamentals, DS/Algorithms and problem solving skills 
  • Hands-on experience in building web based node.js applications .
  • Knowledge on Graphql, RESTful Web-Services, Splunk and Caching.
  • Having experience in react.js or any front-end frame work is a plus.
  • Deliver architectural services, including guidance and conceptual design as well as technical and process innovations 
  • Work with engineers to generate and maintain code according to the agreed coding standard and best practices 
  • Bring a passion to remain up-to-date with the latest trend of ever-changing distributed applications development. 
  • Investigate latest technology and build quick Proof of Concept functionalities to address future business needs 
  • Preparing, improving and introducing new approaches/methodologies/tools and techniques within the pillar.
  • Own code quality and experience in writing extensive unit tests  
  • Familiarity with modern build pipelines and tools  
  • Proven ability to learn and adapt to new technologies and frameworks quickly  
  • Excellent organization, communication, interpersonal skills. 

Additional Qualifications:  

  • Large scale distributed systems experience, including scalability and fault tolerance.  
  • Exposure to cloud infrastructure, such as Open Stack, Azure, GCP, or AWS  
  • A continuous drive to explore, improve, enhance, automate and optimize systems and tools.  
  • Exposure to information retrieval, statistics, and machine learning.  

About Global Tech:

Imagine working in an environment where one line of code can make life easier for hundreds of millions of people and put a smile on their face. That’s what we do at Walmart Global Tech. We’re a team of 15,000+ software engineers, data scientists and service professionals within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and empower our 2.3 million associates. To others, innovation looks like an app, service or some code, but Walmart has always been about people. People are why we innovate, and people power our innovations. Being human-led is our true disruption. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail

Flexible, hybrid work:

We use a hybrid way of working that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This approach helps us make quicker decisions, remove location barriers across our global team and be more flexible in our personal lives.


Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include a host of best-in-class benefits maternity and parental leave, PTO, health benefits, and much more.

Equal Opportunity Employer:

Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers, and the communities we serve live better when we really know them. That means understanding, respecting, and valuing diversity- unique styles, experiences, identities, ideas, and opinions – while being inclusive of all people.

Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Minimum Qualifications:Option 1: Bachelor's degree in computer science, information technology, engineering, information systems, cybersecurity, or related area and 3years’ experience in software engineering or related area at a technology, retail, or data-driven company.
Option 2: 5 years’ experience in software engineering or related area at a technology, retail, or data-driven company.

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Certification in Security+, GISF, CISSP, CCSP, or GSEC, Master’s degree in computer science, information technology, engineering, information systems, cybersecurity, or related area and 1 year’s experience leading information security or cybersecurity projects

Information Technology - CISCO Certification - Certification

Primary Location...

4,5,6, 7 Floor, Building 10, SEZ, Cessna Business Park, Kadubeesanahalli Village, Varthur Hobli , India
E-Commerce Grocery Retail Retail Technology Shopping

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