Java Developer

Product Based Client:

A multinational technology and e-commerce company based in the United States is widely recognized as one of the world's largest online retailers. In addition to e-commerce, it is a major player in cloud computing through its cloud services division and has expanded into areas such as streaming services, artificial intelligence, and smart devices.

Essential Job Functions:

Top 3 responsibilities

• Taking for operational work.

• Monitoring data pipelines.

• Addressing/Triaging customer tickets

Qualifications:

Exp: 1+ Years

• Skillset:Core Java, Data Structures, Al

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

• Research, design and build highly reliable, available, and scalable platforms.
• Explore design implications and work towards an appropriate balance between functionality, performance, and maintainability.
• Lead by example, mentor, and guide team members on everything from structured problem solving to development of best practices.
• Own large technical deliverables and execute in an exemplary way
• Be able to conceptualize and develop prototype quickly
• Working with a cross-discipline team (Design, Product, Engineer, Operations, Sales, Marketing).
• Active participation in the hiring process to bring quality engineers in the team. 
• Lead-out team meetings, stand-ups, and architecture/design discussions
• Writing bug-free code, participating in code reviews, designing/architecting systems of varying complexity and scope, and creating high-quality documentation supporting the design/coding tasks
• Identify areas of improvement in our frameworks, tools, processes and strive to make them better.
• Researching new technologies and adapting them to BeyondSkool’s requirements
• Own and commit to all your work, and be accountable for your results
• Using and understanding code from Open-Source projects
• Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people
• Produce highly reliable systems that are thoroughly tested and benchmarked.
• Develop multi-tier scalable, high-volume performing, and reliable user-centric infrastructure that operates 24x7
• Scale distributed applications, make architectural trade-offs applying synchronous and asynchronous design patterns, and deliver with speediness and quality.

• Bachelor's degree in Computer Science or any other relevant field.
• Experience of 5 - 7 years as a back-end engineer preferably in a microservice environment.
• Strong proficiency of Node.js and frameworks available for it such as Express.js
• Strong proficiency in Javascript and TypeScript

• Must have worked building 2+ backend system using node.js and Express.js
• Strong understanding and experience of creating highly scalable and complex database design.
• Good understanding of Data Modeling using RDBMS and NoSQL (Cassandra, MongoDB, ElasticSearch, Redis) data stores
• Strong problem-solving skills with a good understanding of data structures and algorithms
• Strong understanding of front-end technologies, such as HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Experience of creating highly scalable, fault tolerant, resilient distributed systems
• Strong knowledge of creating scalable system design and good understanding of microservice based architectures
• Understanding of caching enabled, PubSub and event driven architectures
• Hands on experience and good knowledge of AWS services
• Understanding automated testing platforms like selenium and unit tests like Chai, Mocha, Jasmine etc
• Proficient understanding of code versioning tools, such as Git
• Curiosity to explore the cutting-edge technologies and bake them in the products.
• Zeal and drive to take end to end ownership.

• Design the architecture of new services to deliver timely communication from server to
• client and server to server, while still functioning alongside existing server components
• Describe and implement the communications across multiple network layers, considering
• performance, reliability, and flexibility with respect to the underlying infrastructure
• Enhance and expand the ORM layer of the studio’s in-house web framework
• Craft software solutions for supporting flexibility in resource allocation, from compute to storage
• Consult with technical operations on appropriate Kubernetes-based infrastructure design
• Design for performance, and measure the effects
• Review your colleagues’ code, and learn from their reviews as well
• Identify, document, and communicate best practices for the engineers who use the fruits of your labour
• Requirements:
• 7+ years professional work experience
• BS or MS degree in Computer Science or a related technical field
• Must be proactive, self-directed, detailed and organized
• Proficient in PHP, C++, or Go
• Knowledge of relational databases and SQL, preferably MySQL
• Experience with in-memory NoSQL databases, such as Redis
• Ability to debug issues within custom code quickly
• Passion for developing scalable and maintainable software systems

• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE platforms
• Object Oriented analysis and design using common design patterns.
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience as a Sun Certified Java Developer
• Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)
• Experience with test-driven development

• Back-end software development
• Software engineering and designing data models and write effective APIs
• Working together with engineers and product teams
• Understanding business use cases and requirements for different internal teams
• Maintenance of existing projects and New feature development
• Consume and integrate classifier/ ML snippets from Data science team

What we are looking for:

• 2+ years of industry experience with the Python and Django framework.
• Degree in Computer Science or related field
• Good analytical skills with strong fundamentals of data structures and algorithms
• Experience building backend services with hands-on experience through all stages of Agile software development life cycle. 
• Ability to write optimized codes,debug programs, and integrate applications with third party tools by developing various APIs
• Experience with Databases.
• Experience with writing REST-APIs.
• Prototyping initial collection and leveraging existing tools and/or creating new tools
• Experience working different types of datasets (e.g. unstructured, semi-structured, with missing information)
• Ability to think critically and creatively in a dynamic environment, while picking up new tools and domain knowledge along the way
• A positive attitude, and a growth mindset

Bonus:

• Experience with relevant Python libraries such as Requests, sklearn, Selenium
• Hands on experience in Machine learning implementations
• Experience with Cloud infrastructure (e.g. AWS) and relevant microservices
• Good Humor

• Web development using PHP & experience in coding on MVC architecture of Laravel
• REST API knowledge is a must with oAuth security
• Understanding of mobile apps with REST API integration, firebase & google analytics is important
• Need to have knowledge of querying MySQL & NoSQL databases like MongoDB
• Experience with Node Js for our notification system

• Understanding of cloud services like Google cloud & AWS ec2 instance is a bonus for the profile