Java Developer

Work Location - Bangalore (Should be ready to relocate)

Kindly go through the JD & company details if interested please revert with below details & acknowledge with your availability.

Mode of work: Hybrid weekly 2/3 Times Mumbai/ Bangalore location.

While you may already know about Wissen and the company history, here is a quick rundown for you.

INTERVIEW PROCESS:

1. Hacker earth assessment
2. Round 1
3. Round 2
4. Final Round

About Wissen Technology:

• The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015.

• Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains. We help clients build world class products.

• Our workforce consists of 550+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

• Wissen Technology has grown its revenues by 400% in these five years without any external funding or investments.

• Globally present with offices US, India, UK, Australia, Mexico, and Canada.

• We offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.

• Wissen Technology has been certified as a Great Place to Work®.

• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.

• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.

We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, State Street, Flipkart, Swiggy, Trafigura, GE to name a few.

Website : www.wissen.com

Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.

Job Description:

As per our conversation, please find below the job description for your review. 

·       Strong written/verbal communication skills

·       Minimum 4-14 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork join pool and other threading concepts)

·       Good knowledge of the JVM with an understanding of performance and memory optimization.

·       Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).

·       Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.

·       Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.

·       Expert level understanding of Object-Oriented Concepts and Data Structures

·       Good experience in Database (Sybase, Oracle, or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.

·       While you may already know about Wissen and the company history, here is a quick rundown for you.

Experience 8+ Yrs.

Bangalore work from office

1. Bachelor's degree or above, computer or related major, more than 5 years of Java EE development experience.

2. Have a solid foundation in JAVA, have strong OOP and OOD development ideas, and be familiar with various design patterns. Have strong coding skills, have business design experience, and be able to solve more complex technical problems.

3. Proficient in using mainstream JAVA open-source frameworks, such as Spring, Spring boot, Spring cloud, myBatis, etc.

4. Familiar with MySql, capable of database design and optimization, familiar with redis caching technology, familiar with message middleware, and ElasticSearch.

5. Familiar with distributed development and application scenarios of distributed components

6. Have some experience in concurrent processing and be familiar with performance optimization

7. Have strong learning ability, communication ability, teamwork ability and independent problem-solving ability, high sense of responsibility, and be able to withstand greater work pressure. Able to guide junior engineers and specialists to complete simple business development work.

Note: Kindly apply only if your open to Work from Office Bangalore and available to join immediate to 10 days.

Interested candidates connect @Bhavani P on the LinkedIn

or message your number/ id on the cut short chat.

• Design & build a highly scalable, robust backend architecture for our cloud services
• You will be part of a software development team for developing and enhancing SaaS applications.
• Take responsibility of entire module/feature set and develop, test, debug and maintain the application software throughout the product lifecycle
• Working with the Product Management Team to validate and plan new features
• Working with cross-functional teams to deliver stellar end user experience
• Research new technologies and tools that help in building the next generation of our services
• Test, debug and maintain the application software throughout the product lifecycle

• Must have experience with web development in Java 8+, Spring/J2EE or similar frameworks and technologies. (Mandatory)
• Must have worked on REST API (Mandatory)
• Should be an enthusiast for writing clean, reusable code, willing to learn new things as a self-starter person
• 2+ years of strong relevant experience in developing Object-oriented technologies.
• Strong working experience with any of the following DBs - Postgres / MySQL / Oracle or MSSQL
  

• 8+ years of experience building Web applications, APIs, Service based platforms
• Excellent command on Java/J2EE and/or Spring/Hibernate
• Strong command over REST based services and micro-services
• Good knowledge of databases such as MySQL
• Good knowledge of creating and maintaining Dev ops infrastructure on AWS or similar platforms
• Good knowledge of code repo software such as git and build management tools

Role- Software Development Engineer-2

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.

Top Skills

• You write high quality, maintainable, and robust code, often in Java or C++ or C#
• You recognize 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.
• Roles & 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 recognize and use design patterns to solve business problems.
• You understand how operating systems work, perform and scale.
• You continually align your work with Amazon’s business objectives and seek to deliver business value.
• You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
• You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
• You communicate clearly with your team and with other groups and listen effectively.

Skills & Experience

• 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.

About Amazon.com

“Many of the problems we face have no textbook solution, and so we-happily-invent new ones.” – Jeff Bezos

Amazon.com – a place where builders can build. We hire the world's brightest minds and offer them an environment in which they can invent and innovate to improve the experience for our customers. A Fortune 100 company based in Seattle, Washington, Amazon is the global leader in e-commerce. Amazon offers everything from books and electronics to apparel and diamond jewelry. We operate sites in Australia, Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Netherlands, Spain, United Kingdom and United States, and maintain dozens of fulfillment centers around the world which encompass more than 26 million square feet.

Technological innovation drives the growth of Amazon, offering our customers more selection, convenient shopping, and low prices. Amazon Web Services provides developers and small to large businesses access to the horizontally scalable state of the art cloud infrastructure like S3, EC2, AMI, CloudFront and SimpleDB, that powers Amazon.com. Developers can build any type of business on Amazon Web Services and scale their application with growing business needs.

We want you to help share and shape our mission to be Earth's most customer-centric company. Amazon's evolution from Web site to e-commerce partner to development platform is driven by the spirit of invention that is part of our DNA. We do this every day by inventing elegant and simple solutions to complex technical and business problems. We're making history and the good news is that we've only just begun.

Roles & Responsibilities:

• Design and Build API/Micro services using Spring boot.
• Experience in Spring Reactive programming.
• Exposure to docker and containerization
• Developing enterprise grade highly scalable java-based application
• Writing test cases using Java testing framework like JUnit, Mockito.
• Proficient understanding of code version tools, such as Git, SVN
• Displaying initiative and an ability to lead others, and develop applications team disciplined manner
• Participating in application solutions including assisting with planning and architectural design, development, resolution of technical issues, and application rationalization.
• Utilizing and applying robust analytic thinking with the ability to identify, debug, and resolve technical issues.
• Achieving significant contributions within a small team of developers to lead teams and deliver solutions within an Agile methodology, whilst ensuring quality, timeliness and team-wide adherence to good architectural practice and guidelines.
• Good Experience in Application Software Design and Development, Object Oriented Analysis and Design (OOAD), Software Testing and Debugging.
• Conduct peer code reviews