
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.
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SE/SSE - Backend (Java)
JAVA: Software Engineer / Senior Software Engineer
Job Overview: RevSure.AI is building a world-class team of Engineers with a mandate to architect, design, build, scale, and maintain our cutting-edge Revops platform and derive insights from the customer data. If you are a great JavaScript developer (or, for that matter, in any major programming language) with experience in building SaaS web applications and looking for an opportunity to build world-class products using cutting-edge technologies, please read on -
Responsibilities:
● Contribute to the growth and development of our product by writing and maintaining code, focusing on quality and maintainability. We believe that our teams own the code they build.
● Share your knowledge, both inside and outside your own team.
● Design, implement, test, and monitor valuable solutions that achieve the teamʼs goals while keeping a smooth delivery flow and balancing tradeoffs between scope, time, and effort.
● Continuously improve your and your teamʼs way of working, expanding the boundaries of your teamʼs autonomy and self-organisation.
Requirements:
Must-Have:
● Good interpersonal and communication skills. An analytical mind and an eye for detail
● Experience of 4-7 years in building large applications, preferably from the heavy data processing & analytics side
● Experience in architecting, designing, and building end-to-end System Design of multi tenant SAAS applications
● Experience architecting interactive configuration experiences around DAGs, configuration-heavy reporting feature, interactive data pipeline design interfaces, and charting.
● Experience in Java, Spring Boot, and GCP
● In-depth understanding of design patterns, OOPs, and Functional programming.
● Passionate programmer focused on Backend Programming.
Good to have:
● Working knowledge of GCP managed services like Kubernetes, PubSub
Please feel free to share your resume to chandana at revsure.ai
**Based on your experience, the title could vary. We care more about mindset , ownership, and craft than just titles.
Job Title: Java Lead – Software Engineering
Location: Mohali | Panchkula | Gurugram (Onsite)
Experience: 7+ Years
About the Role:
We are seeking a highly skilled and passionate Java Lead who will be responsible for designing, developing, and leading the implementation of scalable and maintainable product features. As a Lead, you will play a key role in guiding a team, ensuring coding best practices, and resolving complex technical challenges. This is a great opportunity for someone who thrives in a fast-paced environment, is passionate about solving technical problems, and is excited about leading product development end-to-end.
Key Responsibilities:
· Lead a team of developers in designing and building micro-services using Java.
· Decompose feature requests into sizable and estimable pieces of work.
· Deliver scalable, maintainable, and high-quality code within defined timelines.
· Conduct code reviews to ensure adherence to coding standards and best practices.
· Collaborate with cross-functional teams to solve complex technical challenges.
· Act as a subject matter expert for specific product components.
· Debug and resolve critical production issues with detailed root cause analysis.
· Drive adoption of Agile practices, ensuring proper planning, estimation, and delivery.
Required Qualifications:
· Bachelor’s degree in Computer Science or a related field.
· 7+ years of strong experience in Java development.
· 3+ years of hands-on experience in developing and delivering productized software applications.
· Experience in leading teams and mentoring developers.
· Proven ability to design and deliver scalable and maintainable applications.
· Strong problem-solving and analytical skills with a self-driven mindset.
· Excellent written and verbal communication skills.
Preferred Skills:
· Hands-on experience with Java micro-services.
· Familiarity with CI/CD pipelines.
· Strong understanding of Agile methodologies.
· Cloud and containerization exposure with AWS and Docker.
Technology Stack:
· Java
· Micro-services
· SQL
· AWS
· Docker
We are seeking a highly skilled Senior Java Developer with expertise in Microservices architecture and Spring Boot to join our dynamic team. The ideal candidate will be responsible for designing, developing, and deploying scalable, high-performance backend solutions.
Key Responsibilities:
- Design, develop, and maintain Java-based applications using Spring Boot and Microservices architecture.
- Develop and implement RESTful APIs and integrate them with front-end components.
- Optimize application performance and ensure high availability and scalability.
- Collaborate with cross-functional teams to gather and analyze business requirements.
- Implement security best practices, including authentication and authorization mechanisms.
- Develop and maintain unit and integration tests to ensure robust software quality.
- Work with DevOps teams to automate CI/CD pipelines and ensure smooth deployment processes.
- Monitor and troubleshoot production issues, providing efficient resolutions.
- Stay updated with emerging technologies and best practices in Java development and cloud-native applications.
Required Skills & Qualifications:
- 8+ years of hands-on experience in Java development.
- Expertise in Spring Boot, Spring MVC, Spring Cloud, and other Spring frameworks.
- Strong experience with Microservices architecture and API development.
- Proficiency in RESTful services, JSON, and Swagger/OpenAPI.
- Hands-on experience with SQL and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB, Redis).
- Familiarity with message brokers like Kafka or RabbitMQ.
- Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, or GCP).
- Solid understanding of CI/CD pipelines using Jenkins, GitLab, or similar tools.
- Strong problem-solving skills and the ability to work in an agile development environment.
- Excellent communication and teamwork skills.
Nice-to-Have:
- Experience with GraphQL and event-driven architecture.
- Knowledge of reactive programming using WebFlux.
- Familiarity with observability tools like Prometheus, Grafana, ELK stack.
Participate and contribute in design and development of the core components of different backend services
Ensure high quality of software development wrt. project architecture, code quality, testing and deployment
Own performance of services in production and implement / push for implementation of systems to monitor and debug and fix an issue in production in lowest TAT
Advocate good engineering has the highest priority with the exception of value delivered to the end user
Requirements
Someone who is particular and takes pride in their choice of code editor and clearly communicate why it is better than everyone else's development environment
Has good expreince in building backend solutions
At least an year of experience with golang eco system is a great plus
Who likes to think in terms of software and data architecture before opening the aforementioned code editor
Comfortable with managing development and deployment services
Open and more importantly excited about learning the new technologies
We are a team of educators and engineers who believe that there is a lot more that can be done when it comes to how people learn things.
Requirements:
- 3 -7 years of software development experience.
- Good grasp on programming fundamentals including OOP, Design Patterns and Data Structures.
- Excellent analytical, logical and problem-solving skills.
- Software Development Engineer.
- Good understanding of complexities involved in designing/developing large scale systems.
- Strong system design skills.
- Experience in technologies like Elasticsearch, Redis, Kafka etc.
- Good knowledge of relational and NoSQL databases.
- Familiarity with common machine learning algorithms. In-depth knowledge is a plus.
- Experience of working with big data technologies like Hadoop, Spark, Hive is a big plus.
- Ability to understand business requirements and take ownership of the work.
- Exhibit passion and enthusiasm for building and maintaining large scale platforms.
Directly interfacing with the founding team and technology team to understand the requirements and providing solutions. Assisting & guiding team members in design and development.
Requirements:
An ideal candidate should have :
- Worked on one or more projects in production environment
- Should have knowledge of Fintech
- Should have 3+ years of experience in system/software solution development and delivery
- Should be hands-on on Java, J2EE Frameworks, Spring MVC, Hibernate, RESTful Webservices, MySQL and working knowledge of Unix/Linux
- Should have experience on deployments on cloud servers and should be ready to pick AWS cloud server deployment
- Should possess good architectural knowledge and be aware of enterprise application design patterns
The candidate will need to demonstrate previous experience of taking a client's requirements and translating them into technical specifications. The candidate will have to have previous examples of how he/she has worked with internal customers and technical peers.
The ideal candidate should have 3 to 5 years’ experience within a web application development environment.
Experience with PHP, HTML, CSS, MySQL, SOAP/REST, JavaScript, AJAX, etc. is a must. Following are the key area we are expecting you to have strong command on:
- Analytical Skills
- Algorithms
Responsibilities and Duties
- Development of software extensions to vTiger CRM/Drupal/WordPress and any other PHP based application
- Development of integration between CRM and ERP systems provided by Target Integration and any other system using their APIs
- Development and maintenance of code in Gitlab (In-house git server)
- Managing tickets and updating them regularly in Redmine (Project and Ticket Management Platform)
- Providing solutions to the pre-sales team on new projects
- Supporting the existing development team
Qualifications and Skills
- Coming up with ideas to help grow the team
- Data Structure
- Data Modelling Concepts
- Object-Oriented Design Principles and Concepts
- MVC – Pattern in Depth.
- Aware of Various other commonly used design patterns like Factory, Abstract Factory, etc.
- PHP, MYSQL, HTML, CSS, JS, JSON, Webservices
- Object-Oriented PHP
- SQL In general, Procedure, triggers, functions, etc.
- Query Designing.
- Thorough understanding of HTTP.
- Version Control (specifical git) and bug tracking software knowledge are important.
Benefits
- Linux system administration experience will be useful
- Experience of working on at least two of Joomla/Drupal/vTiger CRM or Sugar CRM is a must
- Strong understanding of relational database design
- Experience in creating professional-looking web interfaces using CSS and HTML
- Understanding of business processes
- Ideally, they should have worked on CRM/ERP/Accounting applications
- Excellent written and spoken communication skills
Job Type: Full-time












