Principal, Software Engineer
Walmart · Bengaluru · Posted 2026-07-18
Tech stack: Azure, Google Cloud, Java, JavaScript, Kafka, Node.js, React, SQL
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About the role
International Technology team enables our stores and eCommerce operations across the world. The platforms that we build are used in most of the markets where Walmart has its presence (outside US). Customer Engagement group of International Technology focuses on platforms responsible for getting new customers, re-engaging existing customers and serving contextual Advertisements on & off Walmart digital properties.
Responsibilities:
- Guide and mentor, a team of engineers, conducting code reviews and leading design discussions to ensure engineering best practices.
- Act as a technical authority, providing direction and expertise to the team.
- Drive the adoption of coding standards, design patterns, and development best practices.
- Lead the creation and maintenance of our technical architecture, aligning it with business goals and scalability requirements.
- Architect complex software systems, ensuring performance, security, and scalability needs are met.
- Consistently produce high-quality software with a focus on unit testing, regular code reviews, and continuous integration.
- Uphold high standards in quality and operational excellence.
- Develop comprehensive technical documentation and presentations to clearly communicate architectural decisions and design options.
- Ensure documentation aligns with project scopes, milestones, and deliverables.
- Promote and enforce technical standards across the organization to achieve concrete outcomes and drive engineering excellence.
- Foster a culture of learning and innovation through hands-on technical guidance and mentorship.
- Lead the discovery phase of major projects, ensuring the design aligns with business goals and technical requirements.
- Collaborate with cross-functional teams to define project scopes and milestones.
- Collaborate closely with Product Management, UX/UI, Quality Assurance, and DevOps teams.
- Communicate complex technical concepts effectively to both technical and non-technical stakeholders.
- Stay at the forefront of technological advancements, conducting research to identify emerging tools and methodologies.
Qualifications:
- Ideally 15+ experience in software development, focusing on building large scale distributed systems.
- Experience in multiple stack technologies – Java, React Native, microservices,development, Node.js, Exposure to Agentic AI usecases.
- Advanced knowledge of complex software design, distributed system design, design patterns, data structures, and algorithms.
- Proficiency in Kafka, No SQL databases.
- Experience in Dev Ops, CI/CD, Git, maven
- Excellent technical debugging and production support skills.
- Familiarity with public cloud technologies such as Azure or Google Cloud Platform.
- Extensive experience in the design, development, and delivery of software products with a large user base.
- Track record in an architect role with large-scale software development data-backed services and applications, experience with Global Platform build and enhancements.
- Excellent decision-making skills with the ability to balance conflicting interests in a complex and fast-paced environment.
- Hands-on experience with building micro-services and event driven architecture and distributed systems using appropriate design patterns.
- Risk analysis methodologies - Cost Analysis; Business objectives; Classification of requirements; Domain Knowledge; User stories concepts; Functional / Non-Functional Requirements.
- Coding standards and guidelines; Coding languages (E.g. Java, JavaScript etc.), frameworks (E.g. Spring framework etc.), Platforms (E.g. Microsoft Azure etc.); Quality, Safety and Security (PCI etc.) standards; Emerging tools and technologies; Telemetry; CI / CD; Code Management Tools; SDLC; Secure SDL frameworks and tools.
Qualifications
- Ideally 15+ experience in software development, focusing on building large scale distributed systems.
- Experience in multiple stack technologies
- Java, React Native, microservices,development, Node.js, Exposure to Agentic AI usecases.
- Advanced knowledge of complex software design, distributed system design, design patterns, data structures, and algorithms.
- Proficiency in Kafka, No SQL databases.
- Experience in Dev Ops, CI/CD, Git, maven
- Excellent technical debugging and production support skills.
- Familiarity with public cloud technologies such as Azure or Google Cloud Platform.
- Extensive experience in the design, development, and delivery of software products with a large user base.
- Track record in an architect role with large-scale software development data-backed services and applications, experience with Global Platform build and enhancements.
- Excellent decision-making skills with the ability to balance conflicting interests in a complex and fast-paced environment.
- Hands-on experience with building micro-services and event driven architecture and distributed systems using appropriate design patterns.
- Risk analysis methodologies
- Cost Analysis; Business objectives; Classification of requirements; Domain Knowledge; User stories concepts; Functional / Non-Functional Requirements.
- Coding standards and guidelines.
- Coding languages (E.g. Java, JavaScript etc.), frameworks (E.g. Spring framework etc.), Platforms (E.g. Microsoft Azure etc.)
- Quality, Safety and Security (PCI etc.) standards.
- Emerging tools and technologies.
- Telemetry.
- CI / CD.
- Code Management Tools.
- SDLC.
- Secure SDL frameworks and tools.
Responsibilities
- Guide and mentor, a team of engineers, conducting code reviews and leading design discussions to ensure engineering best practices.
- Act as a technical authority, providing direction and expertise to the team.
- Drive the adoption of coding standards, design patterns, and development best practices.
- Lead the creation and maintenance of our technical architecture, aligning it with business goals and scalability requirements.
- Architect complex software systems, ensuring performance, security, and scalability needs are met.
- Consistently produce high-quality software with a focus on unit testing, regular code reviews, and continuous integration.
- Uphold high standards in quality and operational excellence.
- Develop comprehensive technical documentation and presentations to clearly communicate architectural decisions and design options.
- Ensure documentation aligns with project scopes, milestones, and deliverables.
- Promote and enforce technical standards across the organization to achieve concrete outcomes and drive engineering excellence.
- Foster a culture of learning and innovation through hands-on technical guidance and mentorship.
- Lead the discovery phase of major projects, ensuring the design aligns with business goals and technical requirements.
- Collaborate with cross-functional teams to define project scopes and milestones.
- Collaborate closely with Product Management, UX/UI, Quality Assurance, and DevOps teams.
- Communicate complex technical concepts effectively to both technical and non-technical stakeholders.
- Stay at the forefront of technological advancements, conducting research to identify emerging tools and methodologies.