About Walmart labs
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.
Similar jobs
-
3+ years of Experience in software Design and development and familiar with technologies - Java, Java-J2EE, Spring Boot, Hibernate, Ajax, REST API, Micro services etc.
-
Working knowledge of JVM internals
-
Working knowledge of any database (MySQL or HSQLDB)
-
Working knowledge of No-SQL database (Mongo or Dynamo DB)
-
Working experience with messaging (JMS/RabbitMQ)
-
R & D on new advanced cloud-based technologies in a test-driven agile development.
-
Knowledge in designing and architecting systems with high scalability and performance requirements.
-
Ability to understand infrastructure for performance evaluation and reporting of cloud-based services, namely AWS
-
knowledge of key AWS services like EC2, S3, Lambda, CloudWatch etc.
-
Certification on AWS Fundamendals
-
Excellent communication skills
-
ability to effectively articulate technical challenges and solutions
-
skilled in interfacing with internal and external technical resources
-
Good in debugging problems and mentoring teams on technical front
Cloudera Data Warehouse Hive team looking for a passionate senior developer to join our growing engineering team. This group is targeting the biggest enterprises wanting to utilize Cloudera’s services in a private and public cloud environment. Our product is built on open source technologies like Hive, Impala, Hadoop, Kudu, Spark and so many more providing unlimited learning opportunities.
A Day in the Life
Over the past 10+ years, Cloudera has experienced tremendous growth making us the leading contributor to Big Data platforms and ecosystems and a leading provider for enterprise solutions based on Apache Hadoop. You will work with some of the best engineers in the industry who are tackling challenges that will continue to shape the Big Data revolution. We foster an engaging, supportive, and productive work environment where you can do your best work. The team culture values engineering excellence, technical depth, grassroots innovation, teamwork, and collaboration.
You will manage product development for our CDP components, develop engineering tools and scalable services to enable efficient development, testing, and release operations. You will be immersed in many exciting, cutting-edge technologies and projects, including collaboration with developers, testers, product, field engineers, and our external partners, both software and hardware vendors.
Opportunity:
Cloudera is a leader in the fast-growing big data platforms market. This is a rare chance to make a name for yourself in the industry and in the Open Source world. The candidate will responsible for Apache Hive and CDW projects. We are looking for a candidate who would like to work on these projects upstream and downstream. If you are curious about the project and code quality you can check the project and the code at the following link. You can start the development before you join. This is one of the beauties of the OSS world.
https://hive.apache.org/" target="_blank">Apache Hive
Responsibilities:
-
Build robust and scalable data infrastructure software
-
Design and create services and system architecture for your projects
-
Improve code quality through writing unit tests, automation, and code reviews
-
The candidate would write Java code and/or build several services in the Cloudera Data Warehouse.
-
Worked with a team of engineers who reviewed each other's code/designs and held each other to an extremely high bar for the quality of code/designs
-
The candidate has to understand the basics of Kubernetes.
-
Build out the production and test infrastructure.
-
Develop automation frameworks to reproduce issues and prevent regressions.
-
Work closely with other developers providing services to our system.
-
Help to analyze and to understand how customers use the product and improve it where necessary.
Qualifications:
-
Deep familiarity with Java programming language.
-
Hands-on experience with distributed systems.
-
Knowledge of database concepts, RDBMS internals.
-
Knowledge of the Hadoop stack, containers, or Kubernetes is a strong plus.
-
Has experience working in a distributed team.
-
Has 3+ years of experience in software development.
• More than 3+ years of experience developing serverless applications using public
cloud like Google Cloud/ AWS
• Knowledge of Node. js and frameworks available for it.
• Strong proficiency with JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds.
• Distributed system development with an understanding of latency, scalability, scheduling, asynchronous programming, and reliability
• Understanding fundamental design principles behind a scalable application
• Experience with services common to serverless architectures, like: AWS Lambda, DynamoDB, IAM, Firebase Real Time Database, Google Cloud SQL, Cloud Tasks.
It’s a bonus if you have worked on Google Cloud Project and Firebase.
• Solid Experience with NoSQL and SQL databases is required with proven experience of creating database schemas that represent and support business processes.
• Integration of multiple data sources and databases into one system.
• Experience with deploying, maintaining, debugging live systems, and end-to-end testing and analysis
• Experienced in creating micro-services based architectures, reusable components
• Experience building REST APIs and other common application architectures on the above services
• Experience building data processing pipelines
• Solid understanding of code, design, and development practices
• General comfort in exploring, assessing, and learning new frameworks
• High levels of integrity and professionalism, and an ability to channel maximum amounts of energy into the role delivering premium customer service at all times
• Adhere to different Project Management methodologies (Agile etc) and leverage different CI/CD tools
Extra Gems for:
• Google, AWS and/or Industry certifications.
• Familiarity with object storage such as AWS S3, Firebase Storage, in-memory caches such as Redis
• Demonstrated performance of threat modeling, risk assessment techniques, code reviews in the context of DevSecOps security
• Knowledge of Application Monitoring using tools like Google Stackdriver
• Broad familiarity with other languages like J2EE, Python as we write some code in these as well.
• Experience with Github and advanced Github features.
• Experience of working in Product industry
• Open source contributions, interesting hobby projects.
Your responsibilities would include:
• Your primary focus will be the development of reliable server-side logic that would be used by millions of users daily.
• Augmenting an in-house authoritative serverless real-time multiplayer gaming backend catering lakhs of events every second.
• Designing, implementing and optimising low-latency, high-availability, secure and performant system for our end-user; ensuring “awesome” user-experience.
• Defining and maintaining the database, keeping in mind high performance and responsiveness to all requests-rate.
• Have the ownership of designing architecture, developing, maintaining,
debugging, scaling live backend services.
Job description
- Lead design, development, implementation and maintenance of applications & back-end services demonstrating service-oriented architecture.
- Design, build, test, and maintain scalable APIs, services, and systems within the platform.
- Choose the right Data Structures, tools, and tech stacks and do high-level design with guidance.
- Build, develop, mentor, review code and coach junior team members.
- Extensive programming experience with cross-platform development: Java/SpringBoot, Javascript/Node.js, Express.js or Python
- Extensive knowledge of ElasticSearch, MongoDB or Cassandra, Redis, SQS and data streaming (Spark, Flink, Kafka streams, storm, etc.).
- Well versed in Kafka Understanding cloud native technologies such as Docker and Kubernetes, capable to cover full development lifecycle including CI/CD
- Experience in use of source code management system like GIT, bitbucket and build tools like ant, maven, Gradle or make.
- Take great pride in Code quality and developer productivity.
- Put in Microservcies architecture in place that paves road for scalability, efficiency, observability, and availability.
- Build (and open source) data processing, storage and fetch systems at the petabyte scale with the lowest cost/GB while still responding in milliseconds at the 99th percentile.
- Write algorithms and services to influence personalisation and recommendation from a real-time recommendation engine for both home feed to surface most viral videos + video e-commerce
- Build machine learning pipelines using Kinesis,Spark/Flink/TensorFlow etc
- Agile methodologies, Sprint management, Roadmap, Mentoring, Documenting, Software architecture
- Proven experience in handling large infrastructure and distributed systems Liaison with Product Management, DevOps, QA, Client and other teams Your Experience Across The Years in the Roles You’ve Played
Requirement:
- Have total or more 7 - 9 years of experience with 2-3 years in a startup. Have B.Tech or M.Tech or equivalent academic qualification from premier institute. Experience in Product companies working on Internet-scale applications is preferred
- Thoroughly aware of cloud computing infrastructure on AWS leveraging cloud native service and infrastructure services to design solutions.
- Follow Cloud Native Computing Foundation leveraging mature open source projects including understanding of containerisation/Kubernetes.
We Value Engineers Who Are :
- Customer-focused: We believe that doing what’s right for the creator is ultimately what will drive our business forward.
- Obsessed with Quality: Your Production code just works & scales linearly
- Team players. You believe that more can be achieved together. You listen to feedback and also provide supportive feedback to help others grow/improve.
- Pragmatic: We do things quickly to learn what our creators desire. You know when it’s appropriate to take shortcuts that don’t sacrifice quality or maintainability
Chingari Benefits
The glory. Almost too much responsibility.
A fun-life balance
A ticket on our rocket ship to the moon. ��
About US: Newbie Soft Solutions is an IT service provider focused on providing solutions in niche areas to support and build future -ready, resilient solutions for medium sized industries and growth-focused technology organizations.
The name NEWBIE signifies a new chapter, a new beginning in the field of staffing solutions. Founded in 2015, we have grown from strength to strength with a strong presence across India, United States and Australia. Our offerings include Staffing Solutions, IT Consulting, Business Intelligence, Security Solutions, Legacy Application Management and Modernization. We value consistency, which is our core principle, to reach the end goal of complete user satisfaction. We constantly strive to outperform our competitors to become the leaders in digital revolution.
Job Requirement :
- Clear understanding of end to end communication of service calls via API Gateway/Service Mesh/Service Registry
- Experience on Springboot/SpringCloud/Restful Webservices
- Experience in containerisation (Docker) and Kubernetes in terms of creating container images and writing manifest files/helm charts on designing PODs/Side-car patterns etc.
- Good design experience on Web Applications (backend) & since we operate as a DevOps pod we would expect the person be involved in production deployments/support.
- Exposure to usage of CI-CD tools like Git/Jenkins/Maven/Sonar/Junit/CheckMarx/Netsparker/Cucumber
• Build data pipelines for structured/unstructured, real-time/batch, events/synchronous/asynchronous using MQ, Kafka, Steam processing using Java / Python
• Design the Data stores for Big Data systems with expertise in Cassandra, HBase
• Implementation of Indexing and Search using Elasticsearch
• Setup and Deployment of Cassandra, Elasticsearch clusters
Required Qualifications and Competencies:
• Strong hands-on experience with Cassandra, data modeling, data replication, clustering, indexing for handling for large data sets
• Experience with SQL, NoSQL, relational database design, and methods for efficiently retrieving data for Time Series Analytics
• Strong understanding of CQL, Data Modeling in-order to achieve highly performant data access
• Strong experience in data modeling in Cassandra to design efficient storage model to meet variety of business needs
• Should have Elasticsearch skill with significant experience working with large Elasticsearch clusters, cluster performance optimisation, capacity planning, enhancing monitoring capabilities for early issue detection, driving operational readiness and ongoing maintenance
• Strong hands-on experience of programming with Java / Python
• Ability to troubleshoot and investigate stability, performance issues
Job Summary:
– We are looking for a kick ass software engineer with exceptional skills in data structures, algorithms, core java, and distributed systems. If you think you have it in you to deliver on aggressive timelines, have the hunger for growth, don’t like giving excuses, contribute to product features, be hands-on and deliver a world-class product, then we want to hear from you.
This is a predominantly back-end engineering role.
– You are a rockstar engineer with proven capabilities working on SaaS product and a passion for writing exception code.
– You are hungry for an opportunity to join a start-up and become a member of core platform team driving the company forward.
– You will be responsible for the delivery of product features as a part of the platform engineering team.
– You will be hands-on working on key features of the product.
– You will be responsible for design of back-end architectural changes and product features.
– You will have plenty of opportunity to learn and implement ideas to build products in efficient and cohesive manner.
– Understand the product mission, goals, and tasks and execute with the team to achieve them.
– Understand the design and architecture and build modules in accordance with it or recommend and make the necessary changes that adds more stability to our product.
Eligibility:
– 4+ years of experience with hands-on experience in Core Java/Kotlin
– 2+ years of experience as a technical architect with responsibility for core features
– 4+ years of working experience in cloud-based systems
– 2+ years of experience working on distributed systems
– 2+ years of experience working on Kafka and Zookeeper
– Experience working on RxJava/ Reactive Programming
– Adept on design patterns and distributed systems
– Excellent verbal and written communication
– Proficient in building REST APIs to interact with relational and non-relational data sources
– Proficient in SQL and RDBMS
– Hands on experience in code and system optimization
– Experience in working with NoSQL databases is a plus
We are building consumer internet space, payment processing, e-commerce and/or enterprise. SAAS products. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science.
Job Description
Responsibilities You can take responsibility of large sized projects. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You understand the business impact of your decisions. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams. You can take responsibility of large sized projects involving inter-departmental stakeholders. You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components. Payment processing framework capable of supporting multiple payment methods (cards, netbanking, UPI, wallets, etc.) with one or more payment method supported across multiple payment gateways. This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery. You will drive engineering best practices, recruit other engineers, lead and manage teams, conduct performance reviews and mentor other engineers. You will review code and ensure that implementations are testable, performant, scalable, documented and secure. You will work closely with product, design, revenue, platform and growth teams.
Requirements 3-5 Years of Experience in software engineering.
5-10 years of industry experience in software engineering building consumer internet space, payment processing, e-commerce and/or enterprise SAAS products. Bachelor's Degree in Computer Science or related field, or 3+ years relevant work experience. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Experience with working on PCI compliant infrastructure. You should be able to build at this engineering level Store builder (products with multi-level variants (colour, size, etc.), SKUs, discounts) and shopping cart. Highly concurrent double entry accounting system. You have excellent problem solving and analytical skills. You should be able to identify systemic issues, performance bottlenecks and design/architect improvements. Good hold on data structures and algorithms. Strong object-oriented design skills, and an uncanny ability to design intuitive modules and class-level interface.
Desired Skills and Experience Python, Golang, Java, Ruby on Rails, Django