Sr. Software Engineer - Javascript, HTML5, CSS, React, AngularJS, Vue

Position Overview

We are seeking a talented and passionate Senior Backend Engineer to join our international transactions team. The ideal candidate will have experience as a tech lead for small‐to‐medium projects and a strong background in developing Micro Service Architectures using Java, Spring Boot, Kafka, and related backend technologies. You will collaborate with our product team, in‐house developers, and architects to design, develop, and enhance a reliable and easy‐to‐maintain backend infrastructure. Immigration sponsorship is not available for this role.
Location: 680 West California Avenue, Sunnyvale, CA 94086-4834, United States of America

Key Responsibilities

• Provide technical leadership for an agile development team of 6-8 engineers responsible for features and applications across multiple international stores.
• Collaborate with cross-functional teams (Product Management, Market Operations) to gather requirements, create software design specifications, and develop high-level estimates.
• Design, develop, test, deploy, maintain, and improve scalable, secure, and high-performance APIs, micro services, and components using technologies like Java Spring Boot, Kafka, SQL databases, and caching solutions.
• Perform design and code reviews, suggesting improvements to ensure the highest level of quality and maintainability.
• Oversee development lifecycles by analyzing application logs, maintenance activity data, and performance metrics; evaluate change requests to identify valid and feasible ones.
• Track, analyze, and provide guidance for resolving critical technical debts.
• Troubleshoot technical issues, participate in root cause analysis, and implement measures to prevent future incidents.
• Document code, technical specifications, and instructional materials for team members and stakeholders.
• Contribute to the research and implementation of best practices and emerging technologies.
• Share knowledge through formal mentoring, code reviews, design document reviews, and technical talks.

Required Qualifications

• 8+ years of relevant work experience with 2-3 years as a technical lead for a small to mid-sized development team.
• Excellent problem solving, ownership, communication, and leadership skills.
• Experience in areas such as server backend distributed and parallel systems, full stack development, scalable enterprise platforms, application security, and incident management.
• Deep knowledge in software architecture, micro services, Java-based APIs, and systems testing.
• In-depth understanding of NoSQL database implementations, such as Cosmos and MongoDB.
• Clear understanding of design principles for building large-scale, robust platforms.
• Proven ability to mentor, review code, and share knowledge through technical talks and collaborative sessions.
• Knowledge of system performance, application security, monitoring tools, metrics, test automation, and behavior driven development.
• Minimum Qualifications Options:
• Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering or a related field, and 3 years of experience in software engineering or a related area.
• Option 2: 5 years of experience in software engineering or a related area.

Preferred Qualifications

• Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or a related area, with 1 year of experience in software engineering or a related area.
• Experience in creating inclusive digital experiences, with knowledge of implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards and assistive technologies.
• Familiarity with accessibility best practices and a commitment to supporting inclusive products and services following Walmart’s accessibility standards and guidelines.

Benefits & Perks

• Salary: $117,000.00-$234,000.00
• Compensation: Annual or quarterly performance bonuses with potential stock awards for certain positions.
• Benefits: 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans (medical, vision, dental), and the Live Better U education program.