Java Developer

At least 4 years' experience as a Node.js developer.

Experience in Microservices

Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

Mandatory experience in Postgres and MySql.

Knowledge of front-end technologies such as HTML5 and CSS3.

Superb interpersonal, communication, and collaboration skills.

Exceptional analytical and problem-solving aptitude.

JD:

 

As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.

 

Responsibilities:

• You solve problems at their root, stepping back to understand the broader context.
• You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
• You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
• You recognise and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.

 

Requirements:

• You write high quality, maintainable, and robust code.
• You recognise and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
• You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
• Bachelors or Masters in Computer Science or relevant technical field.
• Experience in software development and full product life-cycle.
• Excellent programming skills in any object oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
• Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
• Proficiency in SQL and data modeling.

13+ years of software development experience with multi-tenant enterprise SaaS applications built on
scalable technical stack, SQL, and big data technologies (preferably with strong data visualization and
analytics products).
 Demonstrate knowledge of cloud architecture and implementation features (OS, multi-tenancy,
virtualization, orchestration, elastic scalability).
 Experience in architecting, developing Micro services architecture with hand-onn experience.
 Experience with Spring, Hibernate, Java, J2EE, Rabbit MQ, REST, Tomcat technologies.
 Experience with Javascript UI technologies such as JQuery, Backbone, Bootstrap, AngularJS.

Job Description

 Experience, seasoned professional and self-starter and need ability to translate customer/business
challenges and problems into tangible solutions.
 Proactively bringing issues and problems to the attention of the team; generating, proposing and
implementing innovative solutions to solve them.
 Proactively takes on challenges with a fresh perspective and open mind, with goal to provide continuous
improvement of platform and processes.
 Demonstrates creativity, innovation and out-of-the-box thinking in crafting solutions addressing business
requirements, with near and long-term lenses.
 Master-level experience and in-depth knowledge of Java platform with any one or more of: JBoss,
WebLogic, Websphere application servers.
 Experience and knowledge of developing enterprise applications with i18n, l10n, and accessibility
support.
 Preferred AWS certified architect and hands on AWS related technologies
 Proven track record of troubleshooting and fixing performance, scalability, and reliability issues (memory
issues, multi-threading, CPU spikes, virtualization, etc.) in Linux/Unix or Windows environment.
 Experience with troubleshooting and fixing database performance issues, and SQL tuning.
 Experience and knowledge of secure coding best practices (such as OWASP).
 Knowledge on BI tools and ETL.
 Strong verbal and written communication skills.
 Flexibility and ability to work in a fast-paced, rapidly growing environment.
 Ability to work with globally distributed and multi-cultural teams.
 Develop good development practices to ensure high quality deliverable.
 Coach and develop development team members to ensure continuous improvement.
 Monitor and assist developers in following established software development processes, policies, best
practices and expectations around coding and testing standards.
 Take a hands-on approach in day-to-day development activities of team members including planning of
regular progress update meetings, design and code reviews and project reporting for team members.
Education
 Bachelor degree in informatics, life-sciences or equivalent work experience is required.
Indicate below any additional preferred requirements if applicable (optional):
 Masters of Science (MS) degree in relevant area of study is preferred.
 Experience in testing business intelligence/analytics applications or software for multi-tenant enterprise
SaaS applications is a big plus
 Experience with UI/UX testing, and testing products for accessibility
 Having certification in CSM or ISTQB or equivalent.
 Experience in testing business intelligence/analytics applications or software for multi-tenant enterprise
SaaS applications is a big plus
 Scripting experience with bash or python or shell scripting. Must feel comfortable writing automation
scripts

Qualification: Bachelors/ Masters
hands on experience of 1-2 years in JAVA/ J2EE Technology and good understanding of MVC Architecture

Technical Competencies

• Strong Java/J2EE development experience with demonstrated ability to develop and troubleshoot large mission applications & Software Products
• Experience on exception handling, correct use of data structures, multi-threaded programming, memory management and application tuning
• Excellent exposure in Object Oriented Design skills using Java/J2ee along with:
• Core Java Language (Collections, Concurrency/Multithreading)
• JDBC concepts (connection pooling, statement, result set)
• Web Technologies (Struts/Struts 2, Spring (IOP, MVC, AOP), Hibernate, JSP, Web services)
• Database optimization and profiling
• Core/JEE/Integration Design patterns/UML
• Should have experience in Unit Testing
• Good hands on experience with RDBMS like MySQL/Oracle with ability to write SQL Queries/Stored Procedures/Triggers/Joins/View etc
• Practical application of software product development standards and methodologies including Agile, XP, Kanban, RUP and UML
• Ability to apply design patterns consistently and also accurate when building per design requirements
• Good experience in source control, unit testing, code verification, documentation, automated build, continuous integration, metrics, and code reviews.
• Demonstrated problem solving, analytic and troubleshooting skills.
• Strong written and oral communication skills are required to effectively engage internal stakeholders and their technical representatives.

SENIOR SaaS FULL-STACK DEVELOPER/ARCHITECT Job Summary Looking for an experienced, entrepreneurial and multi-talented full-stack developer who is ahead of the game and yearning to create cutting-edge world class business solutions. You will map the path forward and lead the full development effort. Must be a coding guru! * Must have played a leading role in end-to-end cloud based product development lifecycle * Lead the architecture of our products and implement the design and technology objectives * Architect and write scalable and high quality code * Leverage existing open source technology where appropriate * Work on POCs and cutting-edge features * Solve tough design and architectural problems * Strongly follow Agile Scrum methodology to make sure the projects are accurately estimated and delivered on schedule * Influence product decisions, features and APIs based on real-world usage experience * Deploy applications on AWS cloud with ability to quickly debug hosting related issues * Managing the interchange of data between the server and the users * Oversee the technologies, tools and techniques within the team * Ensure quality of the deliverable and adoption of development best practices and methodologies * Plan and execute the development roadmap * Collaborate with all stakeholders to bring projects from conception to production to completion * Research new technologies regularly to make sure the team is always working on top of the edge technologies * Ability to write code and test new and innovative web applications, integrate web tools or new features, develop or integrate new code, maintain and address existing code * Must have extensively hands on coding experience SKILLS * Full-stack hands-on product development experience with SaaS solutions * Experience with SaaS scalable technologies * Experience in PHP and restful API frameworks * Good understanding of HTML, CSS, Javascript & jQuery * Strong knowledge of data structures and algorithms * Experience in designing of large scale software solutions * Management of hosting environment, including database administration * Familiarity with lean concepts, and experience practicing SCRUM * MUST HAVE PORTFOLIO OF WORK TO PRESENT AND MUST HAVE WORK EXPERIENCE – THIS IS NON-NEGOTIABLE!

Roles & Responsibilities:  Developing RESTful APIs and Services in Django Python.  You will be working closely with Data Science team working in Python and R.  Design, develop and own components of the product  Collaborate with the team and communicate effectively, to solve problems and  Build, extend, optimize and refactor the back-end architecture  Strengthen or improve development and release processes Desired Profile:  6+ years’ work ex in backend development  B-tech from Tier 1/Tier 2 institutes  Being a pro in Python is a must  Good experience in Django framework.  Proficient in NoSQL document databases especially MongoDB.  Strong hold in Data Structures and Algorithm  Good experience of working in Linux (especially Ubuntu).  An eye for Secure Applications  Thorough understanding of version control system concepts especially GIT.  Understanding of the whole web stack and how all the pieces fit together (front-end,  Database, network layer, etc.) And how they impact the performance of your application.  Experience in building highly scalable, robust, and fault tolerant services  Up-to date with the latest architectural trends  Excellent analytical and problem solving skills

External Title : Senior Architect/ Senior Technical Architect – Java @ Walmart Labs Internal Title : Senior Architect (IN6) Senior Architect @ Walmart Labs, Bangalore. Our Company: We help people around the world save money and live better -- anytime and anywhere -- in retail stores, online and through their mobile devices. Each week, more than 230+ million customers and members visit our 11000+ stores under 69 banners in 27 countries and e-commerce websites in 10 countries. With last fiscal year revenues of approximately $482 billion and 2.2 million employees worldwide, Walmart is simply the largest retail business in the world. @ Walmart Labs in Bangalore, we enable an ecosystem wherein our customers can “save money so they can live better” by using technology for the charter of building brand new platforms and services on latest technology stack to support both our e-commerce and stores businesses worldwide. Our Team The International Markets team contributes to key global ecommerce sites including ASDA (in the UK), Walmart Canada and Walmart Mexico. We work on technologies that intersect a wide variety of business models for grocery, general merchandise and the warehouse format. Our focus is to build a continuous, seamless, omni-channel customer experience across physical stores, ecommerce and mobile commerce, that is unique to Walmart and sets us apart from our competition. Your Opportunity As a part of the Mexico ecommerce initiative, you will have the opportunity to be part of a team that is being built from the ground up to work on 5 different brands including General Merchandise, Grocery, Samsclub, Suprema and Bodega. With over 2500 stores and a vibrant market that is growing at 26% CAGR, Mexico presents a challenging environment where ecommerce growth is fueled by an expected internet penetration increase of 30% and a 20% increase in smartphone adoption by 2020. It is also a uniquely strategic and time sensitive opportunity for Walmart to gain a substantial lead in Mexico over the rest of our competition. Your Responsibility: As Senior Architect for you would be responsible to: 1. Help define and influence the next generation shopping architecture 2. Work very closely with various business and technology stakeholders to drive the execution of multiple technology initiatives 3. Explore new technologies and run POCs that can add to the future technology roadmap for the team 4. Help hire, develop, upskill and mentor a strong team of engineers. 5. Take part in design, architecture and code reviews across different work streams Your Qualifications: • An Engineering Degree - B.E/B.Tech/MS/PhD in any stream – Computer Science preferred. • 10+ years of relevant experience with the following skills o Proven experience in driving architecture, design and development of distributed systems focusing on high scalability, availability and extensibility o Experience in data crunching and deriving business insights using big data/machine learning techniques o Excellent knowledge with architecting distributed scalable systems using big data and NoSQL o Deep knowledge and hands on experience in delivering SOA, cloud and REST Services using Java/JEE, Spring, CXF etc… o Worked across the product development SDLC Our Ideal Candidate Our ideal candidate is an energetic, self-motivated individual focused on solving customer problems. He/She is a responsive team player who can proactively contribute at an individual level. He /she is someone who thrives in a fun, fast-paced, dynamic, startup-like environment.

We are a spirited team working on the cutting edge of technologies from a performance engineering perspective. Our work in the Java sphere spans bringing performance visibility into a wide variety of technologies including Java EE frameworks such as Spring and Hibernate, Modern application technologies such as MongoDB, Cassandra, ElasticSearch and Redis and DevOps/Container technologies such as Docker. To that end, we are seeking passionate engineers with hands-on Core Java experience who can join us on this journey to bring performance visibility into tomorrow's complex IT landscape. You should be hands-on from a coding perspective since you would be working on code on a constant basis. Skills: Strong hands-on working experience in Core Java (Java Collections, Concurrency, Multithreading, Exception handling, String handling, I/O) is a must-have. Ability to solve problems in a logical and structured fashion. Thorough knowledge of JSP, Servlets. Exposure to frameworks such as Spring and Hibernate is an added advantage. We will provide on-the-job training and mentorship on modern Big Data, DevOps, Microservices and NoSQL technologies for the right candidates.

Qualifications Hands on 5 - 9 years of experience in the software industry, preferably with product companies. Hands on experience in Microsoft technologies - ASP.NET, MVC 5.0, Web API/WCF, .NET Framework 3.5+, C# and SQL Server Excellent in Object Oriented Analysis & Design Strong design, coding and debugging skills is a must have. Hands on experience on developing Single Page Application(SPA) Hands on experience in designing high performance REST based services Hands on experience on JavaScript libraries and Frameworks like Angular JS is must have Working knowledge of Microsoft design patterns, SOLID principles, development best practices. Should be able to estimate implementation efforts for small to mid-size projects and plan development tasks. Experience with Payment Card interface, Performance security is a good to have skill.