Sr. Java Developer

Develop, record and maintain cutting edge web-based J2EE, JAVA applications.

Experience on Java Spring Framework is required.

Experience on Hibernate is required.

Experience on REST Services is required.

Object-oriented programming, design, and patterns.

Strong proficiency with:Relational database concepts and data modeling.

Good communication skills to interact with customer, understand their requirement, effectively record the requirement and implement the same. 

Job Description:

1. Experience in Core Java, Spring Boot.
2. Experience in microservices.
3. Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
4. Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
5. Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
6. Good knowledge of multi-threading
7. Basic working knowledge of Unix/Linux
8. Excellent problem solving and coding skills in Java
9. Strong interpersonal, communication and analytical skills.
10. Should be able to express their design ideas and thoughts.

About Wissen Technology:

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.

Our team consists of 1200+ 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 offers 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.

We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

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

Who are we?  

Whatfix is the #1 Digital Adoption Platform (DAP) for Enterprises. We are disrupting the way Learning, Training and Application Support content is consumed. We provide large enterprises with a SaaS platform that helps accelerate product adoption and reduce support & training efforts by providing contextual and step by step guidance inside any web application at the exact time a task is being performed. The product has redefined the way companies onboard, train, and provide support to users. 

What sets us apart from the rest?

With over 100 of the Fortune 500 companies already onboard as customers, Whatfix has been named among the top 20 B2B tech companies alongside the likes of Adobe, PayPal, and Cisco.

With a YoY growth of 300%, we have also been recognized among the top 50 fastest growing SaaS companies worldwide in the SaaS 1000 list and as a Market Leader by Gartner in the Digital Adoption space. 

We are pleased to have an Employee rating of 4.6 on Glassdoor and our Customer obsession can be seen in our reviews on platforms like G2 Crowd & Gartner Peer Insights.

The employees are happy, the customers are happy, but what about the investors? Take a look for yourself - Sequoia Capital || Stellaris || Cisco || Eight Roads || Helion Ventures

“Hustle Mode ON” is something we live by.

Our Team:

The Engineering team at Whatfix provides end to end engineering throughput that forms part of core platforms and services that drive Whatfix business.

Our team is responsible for creating the Customer Platform and everything around it be it Analytics, Infrastructure or Core Algorithms. The team owns and is responsible for all pieces that we design, build and support end to end for Whatfix product/ business.

 Your Opportunity:

As part of the Core Engineering Team @Whatfix, you’ll have the opportunity to make a difference by being a part of the development team that builds future forward products. At Whatfix it’s all about scale. One of the key attributes of this job is that you are required to continuously innovate and apply technology to provide business 360 views of Whatfix customers.

 Your Responsibility:

1. Define architecture blueprints & take complete technical ownership of high-level design, tech stack, non-functional attributes of one or more components of various platforms
2. Design, build, test and deploy cutting edge solutions at scale, impacting millions of customers worldwide
3. Work closely with other architects in the team and ensure architectural consistency and technical excellence of the products and platforms
4. Work with engineering teams in building high-quality and highly resilient scalable products and platforms at Whatfix
5. Work with cross-functional teams to address all technical dependencies
6. Drive some of the company-wide tech initiatives striving towards continuous technical excellence of our platforms
7. Actively participate in technical innovations, external presentations, technical publications etc.
8. Identify right open source tools to deliver product features by performing research, POC/Pilot and/or interacting with various open-source forums
9. Deploy and monitor products on Cloud platforms

 Our Ideal Candidate:

You have a deep interest and passion for technology. You love writing and owning code and enjoy working with people who will keep challenging you at every stage. You have strong problem solving, analytic, decision-making and excellent communication with interpersonal skills. You are self-driven and motivated with the desire to work in a fast-paced, results-driven agile environment with varied responsibilities.

 Your Qualifications:

1. 11+ years of experience as an Engineer
2. Ability to work with teams in a collaborative and productive manner
3. Strong computer science fundamentals in data structures and algorithms
4. A self-motivated learner and builder with strong customer focus and obsession with quality

 Must-Have:

1. Strong Expertise in Backend Technologies- Java, Spring Boot, etc 
2. Expertise in working with AWS or other cloud infrastructures like Azure or Google Cloud, and using Infrastructure-as-Code tools
3. Analyze Functional & Non-Functional requirements with effort estimation and deployment strategies
4. Hands-on in Architecting and developing large scale applications
5. Hands-on debugging skills
6. Design for performance, scalability, fault tolerance and high availability

 Good to have:

1. Experience in Client-side technologies such as jQuery
2. Experience in Front End Technologies is good to have (Javascript, React)
3. Experience with Storage systems - NoSQL (Cassandra/MongoDB)
4. Leveraging cutting edge technologies like Kubernetes, Docker, etc. to design and build new infrastructure features

  Behavioural traits: 

1. Excellent communication and technical leadership skills
2. Can-do attitude to take BIG problems by their horns and solve them
3. Ability to inspire others & be a role model and mentor for upcoming engineers in the organization
4. Entrepreneurial spirit to conceive ideas, turn challenges into opportunities and build products

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status

MUST HAVE SKILLS
- CORE JAVA & SQL

Desired Skills
Designing, implementing and delivering high quality Software project in JAVA, SQL / Oracle, J2EE and other JAVA technologies.

Job Responsibilities
Participate in detailed level in design, coding, code walk through, peer code reviews and unit testing,  System Testing, UAT, Demos, POCs, installation, maintenance of Software modules. 

❑ Ensures the preparation of the following: 

▪ Software prototype 

▪ System Architecture 

▪ Software Design Document 

▪ User interfaces to be developed as per UX guidelines 

▪ Code files ensuring coding guidelines followed 

▪ Code review artefacts during peer code review 

▪ Test plan and Test Cases 

▪ Installation / Deployment document 

▪ Release Document 

▪ Technical Documentation 

❑ Documents and demonstrates solutions by developing documentations, flowcharts, layouts, diagram, charts,  code. comments and clear code; Ensuring that project task are completed in defined effort and timelines ❑ Prepares and installs solutions by determining and designing system specifications, standards & programming. 

❑ Testing: Writing of test cases, unit testing, system testing, negative testing 

❑ Trouble shooting: Log analysis and database query optimization  

❑ Improves operations by conducting system's analysis. 

❑ Updates job knowledge by studying state of the art development tools, programming techniques & computing equipment; participates in educational opportunities, reads professional publications & maintains  personal networks.  

❑ Protects operations by keeping information confidential. 

❑ Provides information by collecting, analyzing and summarizing development and service issues.  ❑ Develops software solution by studying information needs, conferring with users, studding system flow,  data usage and work processes, investigating problem areas, following delivery cycle. 

The Java/Backend Developer is responsible for the development and maintenance of Bytemark’s backend APIs. This person utilizes their knowledge of Java development & web technologies as an integral part of the software development team.

Responsibilities:

• Design, develop, maintain, and deliver highly scalable and reliable APIs
• Collaborate with development team and product owners to analyze, design, and implement user stories using an agile methodology.
• Write high-quality software code that complies with design specifications and meets development and support requirements.
• Develop unit tests and test changes using an agile methodology.
• Use a variety of tools to perform unit testing, automated builds, and source control.
• Participate as a member in Agile teams, and work with other team member to review user stories, estimate effort for user stories, and participate in sprint reviews.
• Maintaining current web and back-end features
• Learning new skills and technologies as company products and industry standards warrant

Required Skills:

• 2-6 years of experience building RESTful APIs
• 2+ year of hands-on Java experience using Play 1.x framework
• Knowledge of Spring or Grails frameworks is a plus
• Ability to write SQL.
• Understanding of OOP
• Experience with Test Driven Development (TDD) using JUnit, Selenium or a similar technology
• Basic knowledge of Unix
• Excellent verbal, written, and interpersonal communication skills
• 3-8 years of software development experience
• Undergraduate degree in the field of computer science or equivalent
• Able to handle multiple tasks in a fast paced environment

• Involved in entire SDLC lifecycle including analysis, development, fixing and monitoring of issues on the assigned product lines.
• Meets and exceeds standards for the quality and timeliness of the work products.
• Implements, unit tests, debugs and leads integrations of complex code.
• Identify opportunities for further enhancements and refinements to best practices, standards and processes.
• Ensure robust, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations

Experience

Technical Duties & Responsibilities

3 – 6 Years

With 2-4 years of experience in Scalable Architecture development. We are looking for Independent Contributors, who have good understanding of Microservices based architecture, and a comprehensive awareness of various architectures & their suitability as per product requirements: -

• Can solve problems independently, be responsible for the requirement analysis and design implementation of important business modules, and be familiar with the online deployment environment, able to independently analyse and quickly troubleshoot online faults.

• Familiar with JAVA programming principles, understand their advanced features and class libraries, network and server programming, multi-threaded programming, common open source products
• Experience in SOA EIP using Apache Camel Spring Integration

• High quality coding ability, reusability, low coupling, scalability, high performance, maintainability, high security

• Have the architectural design capabilities of modules and subsystems, master common architectural design methods and patterns

• Understand SOA, event-driven, distributed system principles, large-scale network application structure, message middleware, caching, load balancing, clustering technology, data synchronization, NoSQL

• Have the project experience of RabbitMQ or Kafka

• If the candidate has air fare industry experience, might be priority