
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

Backend Engineering Intern (Infrastructure Software) – Remote
Position Type: Internship (Full-Time or Part-Time)
Location: Remote
Duration: 12 weeks
Compensation: Unpaid (***3000 INR is just a placeholder***)
About the Role
We are seeking a motivated Backend Developer Intern to join our engineering team and contribute to building scalable, efficient, and secure backend services. This internship offers hands-on experience in API development, database management, and backend architecture, with guidance from experienced developers. You will work closely with cross-functional teams to deliver features that power our applications and improve user experience.
Responsibilities
- Assist in designing, developing, and maintaining backend services, APIs, and integrations.
- Collaborate with frontend engineers to support application functionality and data flow.
- Write clean, efficient, and well-documented code.
- Support database design, optimization, and query performance improvements.
- Participate in code reviews, debugging, and troubleshooting production issues.
- Assist with unit testing, integration testing, and ensuring system reliability.
- Work with cloud-based environments (e.g., AWS, Azure, GCP) to deploy and manage backend systems.
Requirements
- Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or related field.
- Familiarity with one or more backend languages/frameworks (e.g., Node.js, Python/Django, Java/Spring Boot, Ruby on Rails).
- Understanding of RESTful APIs and/or GraphQL.
- Basic knowledge of relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
- Familiarity with version control (Git/GitHub).
- Strong problem-solving skills and attention to detail.
- Ability to work independently in a remote, collaborative environment.
Preferred Skills (Nice to Have)
- Experience with cloud services (AWS Lambda, S3, EC2, etc.).
- Familiarity with containerization (Docker) and CI/CD pipelines.
- Basic understanding of authentication and authorization (OAuth, JWT).
- Interest in backend performance optimization and scalability.
What You’ll Gain
- Hands-on experience building backend systems for real-world applications.
- Exposure to industry-standard tools, workflows, and coding practices.
- Mentorship from experienced backend engineers.
- Opportunity to contribute to live projects impacting end users.
EDUCATION & EXPERIENCE :
- A professional degree in Computer Science from a reputable institution, backed by a consistent academic record.
- A knack for problem-solving, data structures, and algorithms.
- Proficiency in ElasticSearch.
- 6+ years of hands-on development experience, primarily in building products for large enterprises.
- Exceptional communication skills.
- Mastery in Java programming; familiarity with Python is a plus.- Experience with Spring Boot.
- Practical knowledge of one or more cloud-based technologies (e.g., ElasticSearch, Storm, Hazelcast, MongoDB, Ceph, Kafka) is highly desirable.
- Expertise in building concurrent and/or parallelized, highly performant scalable applications.
- A track record of identifying and addressing complex issues in scalable deployments.
- Exposure to Service-Oriented Architecture (SOA) and Test-Driven Development (TDD) is an added advantage.
ROLES & RESPONSIBILITIES :
- Dive deep into technical aspects (Analysis, Design & Implementation) as required.
- Take complete ownership of features within the product.
- Engage in debates and detailed discussions about functional and non-functional requirements with our Product Management team.
- Collaborate with the team to design solutions, seeking stakeholder input before implementation.
- Create essential artifacts such as functional specifications and detailed designs for your assigned features.
- Implement intricate features with an unwavering commitment to quality, following the Test- Driven Development (TDD) process.
- Maintain open lines of communication, promptly reporting risks and progress to your supervising manager.
- Share your expertise and mentor team members.
- Provide support by troubleshooting and creating Root Cause Analysis (RCA) for production issues, subsequently working on short-term and long-term solutions.
- 5+ Years Java/JEE development experience in an enterprise.
- 3+ Experience in #Grails Web Framework and #Groovy Language.
- Must have experience integrating Grails code with front-end JavaScript frameworks including Jquery.
- Must have experience working with XML and JSON using Grails, JMS and Web, services, XML, Apache Tomcat, SQL and Unix and GIT.
- Experience with RDMS concepts and SQL.
- Experience with RESTful Web Services.
- Understanding of proper application design techniques and methodologies.
- Proficient understanding of SDLC processes desired – Agile
● Proven work experience as a Back-end developer.
● In-depth understanding of the entire web development process (design, development and deployment).
● Proficient in Java, with a good knowledge of its ecosystems
● Basic understanding of JVM, its limitations, weaknesses, and workarounds
● Ability to decide when to use relational vs NoSQL databases and must be experienced with at least one of
the relational databases (MySQL) as well as experience with ElasticSearch will be good to have
● Familiarity with concepts of MVC, JDBC, and RESTful
● Experience with Spring, Spring Boot, Spring MVC
● Experience in CI/CD and Cloud technologies
● Expertise in developing enterprise-level web applications and RESTful APIs using MicroServices, with
demonstrable production-scale experience
● Familiarity with front-end languages (e.g. HTML, JavaScript and CSS) - Not mandatory
● Participation in coding competitions such as hackathon, hackerrank will be added advantage.
We are looking for a Java and Oracle SQL developer with experience in building high-performing, scalable, enterprisegrade applications. You will be part of a PwC utility team and will work on critical applications. Candidate roles and
responsibilities include managing Java/Java EE application development and SQL codes, while providing expertise in the
full software development lifecycle, from concept and design to testing.
Candidate responsibilities include designing, developing and delivering high-volume, low-latency applications.
Responsibilities
• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Direct dealing with client and understand their requirements
• Ensure designs are in compliance with client requirement and specifications
• Prepare and produce releases of software components
• Prepare report and presentation based on client requirement
Requirements
• B.E./B.Tech.
• Three years of experience after B.E./B.Tech.
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Excellent knowledge of Relational Databases, Oracle SQL, PL/SQL and query development including server
maintenance
• Experience in developing reports by extracting data from database
• Experience in MS Excel, Word and Power Point
• Experience with test-driven development
• Experience in Power Utility (Discom) domain and Power BI will be preferred
Qualifications - MCA or B.E/B.Tech
Core Skill Sets :
Core Programming Language: JAVA 8
o Good command on basics/core.
o Sound knowledge of OOPS concept.
o Practical implementation using Collections.
o Problem solving skills using Collections/Java Beans/OOPS concept.
Web Scripting Language: JavaScript, JQuery, HTML 5
Web Programming Language: J2EE
o Knowledge of MVC architecture.
o Able to design a basic web-application using MVC architecture including database usage.
Database: Preferably Oracle/MySql
o Able to write sql queries.
o Knowledge of sql joins.
o Knowledge of some basic sql functions.
o Basic idea of stored procedures.
Additional Skill Sets :
XML/JSON/CSV
o Knowledge of reading/writing XML/JSON/CSV documents.
Web-service
o Knowledge of writing web-service (REST Full).
Web Framework
o Struts 2/Spring.
Database Framework
o Hibernate (using Spring JPA would be preferable).
Maven
Web/Application Server: Apache/Tomcat/JBoss/Weblogic/Websphere
o Basic experience of working/deployment on J2EE servers.
OS Platform: Windows/Linux.
Development Tool: Eclipse.
Purpose of the Position :
The employee would be responsible to build core and web-based applications having technical
implementation of XBRL/SDMX concept.
The employee would be responsible to write sql/procedures for the core/web-based application.
The employee would get a deep exposure on working with very good volume of data having such
database architecture capable of handling the same.
The employee would be responsible to build various web-services to be used by language
independent applications.
The employee would be very much responsible to work on standard technology in various parts
of the project.
About Company :
We at IRIS Business Services Ltd. are on a mission to make XBRL simple by delivering intuitive, easy,and user-friendly XBRL products and solutions to organizations globally. The IRIS team of 400+ people works out of offices in Mumbai and international offices in the United States, Singapore, United Kingdom, and the UAE.
Founded in 2003 by professionals with extensive experience in financial content and technologymanagement, IRIS Business Services ranks high on independent XBRL Quality Assessments across theglobe. We combine automation, technology, and innovation to provide solutions in the XBRL space —such as taxonomy creation, software products and more.
As a Java Developer, you will be part of the organization’s Technology team. This is an opportunity for you to make the organization’s products successful in the Indian as well as international market. You will be responsible for product development and will work closely with the stakeholders.
For more information, please visit http://www.irisbusiness.com" target="_blank">http://www.irisbusiness.com
If this opportunity sounds perfect to you, we encourage you to apply for it enthusiastically.
● Excellent understanding of OO / Functional programming concepts.
● Strong expertise in design patterns and coding best practices.
● Experience in designing and building end to end distributed highly available N-tier web
high-traffic, scalable and high performance enterprise applications.
● A strong knowledge of Big data technologies like Hadoop , Spark, Kafka, distributed frameworks,
NoSQL databases would be great, if not, one should have a strong desire to learn.
● Experience in RESTful web service patterns, microservice architecture and containers.
Artwork Flow website: https://www.artworkflowhq.com/">https://www.artworkflowhq.com
Bizongo: https://www.bizongo.com">https://www.bizongo.com
Artwork Flow is the Global SAAS platform by Bizongo for Product Packaging Management and Label Proofing. It’s a cloud-based collaboration platform to review & approve creative packaging projects to accelerate new product launch.
We are helping brands across industries such as Food and Beverages, Pharmaceuticals, Cosmetics, Personal Care, Chemicals, Consumer goods, and more. Our capterra score of 4.5 is a testimony to our customer obsession.
We function as a startup within Bizongo and we are looking to onboard driven individuals for Product and Engineering, as we grow Artwork Flow into North America, Europe and other global markets.
We have a few of the best investors on board including the likes of Accel, Chiratae, B-Capital Group, IFC (World Bank group), CDC group and Schroeder Adveq
You’ll be a great fit if you:
- Strong proficiency in Java and building scalable enterprise applications
- Can think of architectural design at scale
- Love solving complex and challenging problems
- Have good knowledge of design and architectural patterns
- Thrive to implement Industry’s best practices and coding standards
- High obsession for Quality and Performance
- Good knowledge on performance optimization, SQL tuning, caching techniques
- Like to collaborate with people, share knowledge, learn from others and mentor juniors
Additional Perks -
- Medical Insurance
- Flexible Work hours
- Casual Dress Code
- Recreational Facility
The present role is a Backend Developer – SDE role for Goscale - Apna Tech
Collaboration.
About Goscale
Goscale is a premium technology company focusing on helping companies building
world class scalable products.
Goscale works with premium product companies (Indian and International) like - Swiggy,
ShareChat, Grab, Capillary, Uber, Workspan, Ovo and many more. We are responsible
for managing infrastructure for Swiggy as well.
We focus on building only world class tech product and our USP is building technology
can can handle scale from 1 million to 1 billion hits.
We invite candidates who have a zeal to develop world class products to come and work
with us.
About Apna
apna is India’s most trusted and fastest growing professional platform. apna aims to
connect the right jobs to the right people in the shortest possible time and deliver a
delightful holistic experience to job seekers and recruiters.
It is a one-of-a-kind comprehensive professional app where alongside job search, you
can do a lot more like learn new skills, network with like minded people, get support to
start your business, engage with particular professional communities to hone your skills
and share your expertise.
In the words of our users, apna is one of the most rewarding interactive career apps in
India.
Required Skills:
Take ownership of end-to-end product development
Be champion of Test Driven Development methodology
Building reusable code and libraries for future use
Optimization of the application for maximum speed and scalability
Implementation of security and data protection
Technical Documentation around the owned product
Skills And Qualifications:
Expert level in OOPS concepts and REST API development. Typically 4+ years of
professional experience
Proficiency in one or more of the following languages: Python, Java, Ruby, Go
Knowledge around ElasticSearch, RabbitMQ, Redis
Integration of multiple data sources and databases into one system
Implementing automated testing platforms and unit tests
Proficient understanding of git
Knowledge of GCP would be a plus










