
About Walmart labs
About
WalmartLabs is an American privately held company in Mountain View, California. We help people around the world save money and live better – anytime and anywhere – in retail stores, online, and through their mobile devices. @WalmartLabs has three development centers worldwide: USA, Brazil and India.
The Global Data and Analytics Platforms (GDAP) team @ Walmart Labs in Bangalore provides Data Foundation Infrastructure, Visualization Portal, Machine Learning Platform, Customer platform and Data Science products that form part of core platforms and services that drive Walmart business. The group also develops analytical products for several verticals like supply chain, pricing, customer, HR etc.
Company video


Connect with the team
Similar jobs
Job Title : Java Backend Developer
Experience : 3 to 6 Years
Locations : Bangalore / Gurgaon (Hybrid – 3 Days Work From Office)
Shift Timings : 11:00 AM – 8:00 PM IST
Notice Period : Immediate to 15 Days Only
Job Description :
We are looking for experienced Java Backend Developers with strong expertise in building scalable microservices-based architectures. The ideal candidate should have hands-on experience with Spring Boot, containerized deployments, and DevOps tools.
✅ Must-Have Skills :
- Java – Strong programming skills in core Java.
- Spring Boot (2.x / 3.x) – Deep understanding of microservices architecture and patterns.
- Microservices – Design and implementation experience.
- Kubernetes – Experience deploying and managing microservices
- Jenkins & Maven – Build and CI/CD pipeline experience
- PostgreSQL – Experience with relational database management
✨ Good-to-Have Skills :
- Git – Source control management
- CI/CD Pipeline Tools – End-to-end pipeline automation
- Cloud & DevOps Knowledge – Experience with cloud-based deployments
Job Title : Senior Backend Engineer – Java, AI & Automation
Experience : 4+ Years
Location : Any Cognizant location (India)
Work Mode : Hybrid
Interview Rounds :
- Virtual
- Face-to-Face (In-person)
Job Description :
Join our Backend Engineering team to design and maintain services on the Intuit Data Exchange (IDX) platform.
You'll work on scalable backend systems powering millions of daily transactions across Intuit products.
Key Qualifications :
- 4+ years of backend development experience.
- Strong in Java, Spring framework.
- Experience with microservices, databases, and web applications.
- Proficient in AWS and cloud-based systems.
- Exposure to AI and automation tools (Workato preferred).
- Python development experience.
- Strong communication skills.
- Comfortable with occasional US shift overlap.
🚨 Hiring Alert 🚨
We are Hiring Java Backend Intern for 2 months !
Skills Required:
1. Good understanding of Java 17, Spring and any Sql database
2. Good Understanding on designing low level code from scratch
3. Experience in building database schema and code architecture
4. Familiar with design patterns and willingness to write clean, readable, and well-documented code.
5. Familiarity with tools like postman, STS or intelij
6. Understanding of REST APIs and their role in application development.
7. Good DSA and problem solving skills
Roles & Responsibilities:
1. Assist in developing and maintaining web applications.
2. Learn to utilize open source tools for integration
3. Collaborate with team members to design and implement new features.
4. Contribute to optimizing application performance and resolving bugs.
5. Stay curious and keep learning new technologies relevant to spring boot and spring reactive
6. Exposure to version control systems like Git.
7. Passion for learning and contributing to real-world projects.
Preferred Qualifications:
1. Min exp of 0-2 years.
2. Skills in computer science/IT and relevant.
What You’ll Gain:
1. Stipend - 8k -10k/ month, subjective to your performance
2. Hands-on experience in building production-grade applications.
Job Responsibilities:
* Design, build, and maintain efficient, reusable, and reliable Java code
* Ensure the best possible performance, quality, and responsiveness of the applications
* Identify bottlenecks and bugs, and devise solutions to these problems
* Help maintain code quality, organization, and automatization
* Prepare the technical design of complex technology components
Mandatory Skills:
* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java
* Solid understanding of object-oriented programming along with various design and architectural patterns
* Hands on experience with Spring, Spring Boot, JUnit
* Familiarity with concepts of MVC, Microservices, RESTful
- Min 5 years of hands-on experience in Java Spring-boot technologies
- Experience with monolithic applications
- Experience using Redis and RabbitMQ
- Experience with RDBMS such as SQLServer and My SQL
- Strong analytical, problem solving and data analysis
- Excellent communication, presentation and interpersonal skills are a must
- Micro service frameworks such as Java SpringBoot
- Design and implement automated unit and integration tests
We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications. . You'll be required to apply your depth of knowledge and expertise to all aspects of the software development lifecycle, as well as partner continuously with your many stakeholders daily to stay focused on common goals You will be part of a talented software team that works on mission-critical applications
Responsibility
- Write automated test cases to test code.
- Excellent teamwork skills with an ability to get the work done with minimal
- Experience with multiple mobile platforms is a plus.
- A passion and will to accept any new technical challenge that may come across.
- Linux scripting and SSH terminal
- Conceptual, Working knowledge of - DBMS, SQL, PL/SQL.
- Ability to write clean and documented code.
- A team player can provide technical expertise for a small team of developers.
- Strong hands-on and experience in core Java - Java/J2EE
- Design and implement new features, create UI, debugging, and data modeling.
- To update and sync with other team members daily.
- Ability to communicate effectively, both written and oral, at all levels to various technical and non-technical audiences
- Testing all applications against software and hardware versions. Provide timely turnaround and documentation of things implemented.
Additional preferred skills * JSP/Servlets OR JQuery/HTML5 AND JavaScript
Requirements:-
- Working knowledge of - MySQL.
- Working experience on Struts/Spring.
- Experience with web services standards and related technologies - SOAP/Rest, AJAX, JSON, and XML.
Requirements:
- Experience in Enterprise Java building restful microservices
- Strong Exposure to any of the Java Enterprise frameworks such as Spring, Vert. x, Quarkus or others
- Good exposure to databases such as PostgreSQL, MongoDB etc
- Good analytical and problem-solving capabilities along with excellent communication skills.
- Any exposure to UI programming using REACT JS or AngularJS is a plus
- Preferred candidate who can join in 15 days or max 30 days.

Preferred Skills:
We want to really emphasize Spring Boot (2+ years although 1+ if candidate particularly strong) Using Redis as a caching technology with Spring Boot would be a strong plus
Using Redisson (a particular java client library that can be easily configured with Spring Boot) would be a strong plus
Knowledge of event based messaging systems (Amazon SNS, Amazon MQ, or Kafka (in AWS) Data Cleaning tools and techniques in CSV and Excel
Strong Knowledge of Spring Boot Dependency Injection and Configuration
Experience with APIs for popular e-commerce platforms (Magento, Shopify, Big Commerce, etc.)
SDLC (Software Development Lifecycle) Tools in the context of AWS. (Tools classified under DevOps)
Experience with managing AWS EC2 VM instances and using AWS managed Services (like S3, MySQL, VPC/Networking, Lambda, etc)
Performance Analysis Tools (Code Profiling) on Java VM and particularly Spring Boot
Experience in the development of Workflow or Business Process ApplicationsNice to Have:
Experience with Cassandra or MongoDB with Spring Boot
Horizontal Scaling with Spring Boot (considerations running multiple instances of Spring Boot instances)
Experience with placing Spring Boot applications in Docker/Kubernetes container ecosystems (especially in AWS)
Search technologies such as Lucene/SolrRequired Skills
- Proficiency in CS concepts such as Data Structures, Algorithms and Operating systems.
- More than 2 years of experience in a development Team with very good knowledge and hands-on experience using Java technologies.
- Knowledge of Java MVC Framework Spring MVC / Spring Boot.
- Good SQL and NoSQL skills
- Knowledge of/experience developing Web APIs using RESTFUL services.
- Deep expertise in at least one programming language & tech stack to write maintainable, scalable, unit-tested code - preferably Java.
Good to Have
- Strong object-oriented design skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces.
- Participation in open source projects.
- Active involvement in solving problems on Github, Stackoverflow and similar other community groups
- Hands on experience on PubSub patterns such as Kafka / RMQ
- Experience with full life cycle development in any programming language on a Linux platform
Responsibilities and Duties
- You will translate high level business problems into scalable design and code.
- Create libraries & Utilities for larger consumption.
- Should understand and have knowledge on the application security practices/vulnerabilities.
- You will write performant, unit-tested code, develop object-oriented models and design data structure for new software projects taking systems aspects into account.







