Senior Software Engineer - Backend
Walmart

Sunnyvale, California


Position Summary...

What you'll do...

Here at Walmart, we're driven by an intellectual curiosity that keeps us on the cutting-edge of user design and a seamless customer experience. We're intrigued by the opportunity to engineer the most optimal approach that drives conversions and generates consumer loyalty across every touchpoint of the digital journey.

As a Senior Software Engineer - Backend, you'll spend your days translating requirements into solutions, writing code, collaborating with cross-functional teams and providing us with the insights necessary to think beyond the status quo. You'll oversee small project teams consisting of other engineers who will look to you as a trusted advisor, a subject matter expert who provides guidance and the right tools to get the job done.

Now, imagine doing all the above for the world's largest retailer. That's the Walmart experience. Intrigued?

  • Assists in providing guidance to small groups of 5 to 6 engineers, including offshore associates, for assigned Engineering projects by proving pertinent documents, directions, examples, and timeline.
  • Provides support to the business by responding to user questions, concerns, and issues (for example, technical feasibility, implementation strategies); researching and identifying needed solutions; determining implementation designs; providing guidance regarding implications of new and enhanced systems; identifying short and long term solutions; and directing users to appropriate contacts for issues outside of associate's domain.
  • Manages small to large-sized complex projects by reviewing project requirements; translating requirements into technical solutions; researching and identifying alternative solutions; determining needed solution based on return on investment and value add to the business; gathering requested information (for example, design documents, product requirements, wire frames); writing and developing code; conducting unit testing; communicating status and issues to team members and stakeholders; collaborating with project team and cross functional teams; identifying areas of opportunity; interpreting information and identifying a solution; ensuring solution is sustainable across implementation and use; troubleshooting open issues and bug-fixes; and ensuring on-time delivery and hand-offs.


  • Troubleshoots business and production issues by gathering information (for example, issue, impact, criticality, possible root cause); performing root cause analysis to reduce future issues; engaging support teams to assist in the resolution of issues; developing solutions; driving the development of an action plan; performing actions as designated in the plan; interpreting the results to determine further action; and completing online documentation.
  • Participates in the discovery phase of small to medium-sized projects to come up with high level design by partnering with the product management, project management, business, and user experience teams.
  • 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.


About You

You have and can implement big ideas with a positive attitude. You want to be a part of the team to disrupt this industry and you have these main skills:

  • Extensive understanding of Kubernetes, Helm, microservice architecture and design, and best practices around multithreading, networking, offline storage and performance tuning


  • Expert level knowledge and understanding of Java, Spring Boot, and experience working with distributed systems and teams.
  • Experience with refactoring/redesigning/rewriting existing applications is a plus (We are in the process of redesigning and refactoring of our current system)
  • Ability to build products with focus on testability, someone who loves test coverage (well versed with Mockito and JUnit)
  • A disciplined approach to development, code review, testing, documentation and code structure in a team environment.
  • A constant desire to improve, learn more and take things to the next level and a passion for adopting the latest features in Kubernetes, Java, and Spring Boot.


You'll really wow us if...

  • Your ability to rise above group think and see beyond the here and now is matched only by your intellectual curiosity.
  • You come to the table with a comprehensive knowledge of JAVA as well as Agile methodologies.
  • You consider yourself to be a student of the world who thrives in an ever-changing environment that holds within it new challenges and chances to prove your expertise.


  • You level up when you have the opportunity to teach others and empower those around you to excel.


You'll make an impact by...
  • Build n-tier highly scalable, fault tolerant, reactive Microservices using Java/Scala/Go, Camel, AKKA and RESTful architecture for Walmart Omni platforms
  • Build high throughput data pipelines using Apache Kafka that enable sophisticated Catalog Azure/GCP Data Lake and ensure that all data transmission is secured and protected
  • Design/Develop Applications in No-SQL database such Cassandra, ScyllaDB ,YugaByteDB and Azure Cosmos DB
  • Lead the Migration of Entire Legacy Catalog Services to Cutting Edge next generation Reactive Microsystems using Akka-Http,Akka Streams, which are deployed in Kubernetes Ecosystem in Public Cloud like Google GCP and Microsoft Azure
  • Understand the basics of the machine learning lifecycle and can build solutions to enable data scientists to iterate on machine learning applications and ultimately deploy them at scale in productions
  • Lead the development of applications which can be leveraged in web and mobile media
  • Utilize Data structure and Algorithmic skills to Develop data mining patterns for deriving meaningful insights from terra bytes of data
  • Utilize Industry Research and Innovation to build Next Generation systems to Improve Walmart Technology Environment.
  • Design and develop service-oriented (SOA) architectures-based modular applications for Walmart ecommerce platform using Open Source Technologies like Akka-Http,Apache Camel,Apache Drools, Rest/Grpc Webservices.
  • Design and Build Big Data platforms using Hortonworks, Cloudera CDH, Apache Hadoop as a Data Storage and processing systems using Apache Spark and Presto Analytics Engine
  • Directs root cause analysis of critical business and production issues by reviewing and analyzing information
  • Design, Architect cloud native, distributed, high performant and scalable microservices for Walmart grocery Ecosystem
  • Interact and coordinate with the team at different geographical locations for development rollout new features and issue resolution


  • The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process.


Skill Set Additions:

  • Knowledge of technologies used in building scalable, distributed systems in virtualized cloud environments.
  • Ability to design for fault tolerance and high availability.


  • Have proficient knowledge and experience with Kafka Queues, Cassandra, Solr, Elastic Search, SQL
  • Demonstrated knowledge of the following programming Languages: Java, Python, Bash, Spark (SQL, Streaming), Hadoop Map-Reduce experience. Build Manager (Maven), Distributed Version Control (GIT), Continuous Integration (Jenkins) experience.
  • Solid devops skills in troubleshooting live applications, assessing performance bottlenecks of applications running on Linux
  • Develop high performance and scalable solutions that extract, transform, and load big data


Benefits & Perks
At Walmart, we offer competitive pay as well as performance-based incentive
awards and other great benefits for a happier mind, body and wallet. Health benefits include medical, vision and dental coverage.

Financial benefits include 401(K), stock purchase and company-paid life insurance. Paid time off benefits include PTO(including sick leave), parental leave, family care leave, bereavement, jury duty and voting.

Other benefits include short-term and long-term disability, education assistance with college degrees for $1 a day, company discounts, military service pay, adoption expense reimbursement, and more.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms. For information about benefits or eligibility. see One.Walmart.com/Health.

The annual salary range for this position is $136,000.00 to $200,000.00.
Additional compensation includes annual or quarterly performance incentives.
Additional compensation for certain positions may also include:
Regional Pay Zone(RPZ) (based on location)
Stock equity incentives

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.

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 2.2 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.

Minimum Qualifications...

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

Bachelor's degree in Computer Science and 3 years' experience in software engineering or related field OR 5 years' experience in software
engineering or related field.

Preferred Qualifications...

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

Master's degree in Computer Science or related field and 2 years' experience in software engineering or related field

Primary Location...
640 W California Avenue, Sunnyvale, CA 94086-4828, United States of America



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