
Wissen Technology is hiring for Java Tech lead
Required:
- 8-10 years of industrial experience
- Java and related frameworks.
- Experience in Core Java 1.8 and above, Data Structures, OOPS, Multithreading, Microservices, Spring and Swift Payments
- Exposure on Fintech domain is mandatory
- Should have the ability to analyse, design, develop and test complex, low-latency client-facing applications.
- Good development experience with RDBMS
- Good knowledge of multi-threading and high volume server side development
- Excellent problem solving and coding skills in Java
- Strong interpersonal, communication and analytical skills.
Company Profile:
Company Name : Wissen Technology
Group of companies in India : Wissen Technology & Wissen Infotech
Work Location - Bangalore
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: https://www.linkedin.com/company/wissen-technology

About Wissen Technology
About
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.
With offices in 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
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.
Connect with the team
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- Work experience as a Java Developer.
- Experience designing, building and testing Java EE applications.
- In-depth knowledge of popular Java frameworks like JSF and Spring MVC.
- Very good understanding of design patterns Hands on experience on ORM framework
- Design and develop reusable libraries and APIs.
- Experience with Object-Oriented Design (OOD).
- Experience on handling exceptions Experience on handling transaction
- Excellent knowledge of Relational Databases, SQL and ORM technologies ( JPA2, Hibernate)
REMOTE JOB
Senior Back-end Developer
You will be responsible for working closely with our engineers to ensure system consistency and improve user experience. Ultimately, you should be able to develop and maintain functional and stable web
applications to meet UAS technology requirements.
Responsibilities
• Develop, troubleshoot, and debug applications.
• Manage cutting-edge technologies to improve legacy applications.
• Collaborate with Front-end developers to integrate user-facing elements with server-side logic.
• Gather and address technical and design requirements.
• Provide training and support to internal teams.
• Build reusable code and libraries for future use.
• Liaise with developers, designers, and system administrators to identify new features.
• Follow emerging technologies.
• Teamwork skills with a problem-solving attitude
• Excellent analytical and time management skills
Requirements
• Have 5+ years solid expertise in building enterprise-level Node.js Applications with a strong
knowledge in the following related technologies & frameworks: Javascript, Typescript, Express.JS,
Nest.JS, Loopback, Sequelize, Socket.io.
• Write clean, testable, and reusable code using TDD, with hands-on experience working in both
Monolith and Microservices architecture.
• Experience working with Unit Testing frameworks: Mocka, Chai, Istanbul
• Solid expertise in database technologies and ORMs including Sequelize, MySQL, MongoDB, Redis
• Proficient understanding of code versioning tools, such as Git/GitFlow and SourceTree
• Experience setting up your own CI/CD pipelines
• Experience working with communication protocols like (Websockets, gRPC, XMPP)
• In-depth understanding of the entire web development process (design, development, and
deployment)
• Hands on experience with other programming languages like Java, Ruby, PHP and Python with
sufficient knowledge in using 3rd party packages/plugins
• Familiarity with front-end languages (e.g. HTML, JavaScript and CSS)
• Familiarity working with popular cloud providers like Azure, AWS
• BSc degree in Computer or in relevant field

- Interest in our tech stack (Java or Scala, SQL Databases, NoSQL, Microservices, and AWS)
- Strong computer science fundamentals with data structures, algorithms, various programming languages, distributed systems, etc.
- Understanding of engineering best practices—you constantly seek to improve engineering standards, tooling and processes
- Ability to write “good code” - easily understandable, secure and testable!
- Comfortable helping drive technical decisions within our Engineering team
- Experience building applications at scale
MCA /B.E/B.Tech/BCA
Experience
3-4 years: 2 Position
Core Skill Sets
Core Programming Language*: JAVA 7/8 or above
o Command on basics/core.
o Knowledge of OOPS concept.
o Problem solving skills using Collections/Java Beans/OOPS concept.
Web Programming Language*: J2EE
o Knowledge of MVC architecture [Servlet (or) Struts 2 (or) Spring].
o Able to debug and deploy web-application.
Database*: Preferably Oracle/MySql
o Able to write sql queries.
o Knowledge of sql joins.
o Basic idea of stored procedures.
Additional Skill Sets
XML/JSON/CSV
o Knowledge of understanding XML/JSON/CSV documents.
Web-service
o Knowledge of understanding web-service (REST Full).
o Testing web-services via some tool (e.g. Postman).
Web/Application Server*: Apache/Tomcat/JBoss/Weblogic/Websphere
o Basic deployment experience on web applications.
OS Platform*: Linux.
o Knowledge of shell commands like create directory, change permission/owner,
move/copy files/folder, check process running and crontab.
o Knowledge to work and use putty.
Development Tool*: Eclipse/NetBeans.
Purpose of the Position
Perform day-to-day support activity at the client side.
Monitoring all the application components as part of the daily monitoring process to make sure the components and services are functional.
Regularly monitor the logs of the components and services and identify and debug the
errors if any and accordingly co-ordinate with the off-shore team if needed.
Support off-shore team to help deploy their application components and services.
Perform basis debugging activity to identify any issue present in the client environment and provide the details to the off-shore team.
About Company :
IRIS Business Services Limited is one of the first providers of full professional XBRL products and solutions to organizations globally. The company headquartered in Mumbai, India with international offices in United States, Singapore, United Kingdom, and the UAE.
IRIS is a direct member of XBRL International and XBRL US. The Company has over eighteen years of proven expertise in the financial information management space, providing customized technology solutions for data and content management, for the dissemination of information to investors and stock exchanges, and for effective content management to institutional clients.
Over the last seven years, IRIS has been very closely involved in the XBRL space, in taxonomy creation, software solutions and in the conversion of structured and unstructured data into XBRL for SEC filing in the US. IRIS has multidisciplinary skills in XBRL as well as in technology. Taxonomy experts, software engineers, business analysts and accountants come together to provide a complete range of products and services across the XBRL supply chain.
For more information, please visit http://www.irisbusiness.com
What essential skills you need
▪ 8-11 years’ experience in back end Java/J2EE application development.
▪ Expertise in developing internet web applications using Java/J2EE technologies.
▪ Experience of working in a service-oriented architecture and web-based development.
▪ Experience in writing XSD, Wiz-dull including parsers like SAX, DOM.
▪ Experience in different modules of Spring framework like Dependency Injection (IoC), Spring MVC, Spring ORM along with JPA.
▪ Experience in Java Version 7.0+. Good experience with JMS, Spring & Hibernate.
▪ Experience in identifying database solutions for a given problem, preferably MySQL.
▪ Demonstrated ability to analyze business/functional requirements, develop well-structured, maintainable code, delivered on time, with automated tests. We are an XP/Agile development team.
▪ Hands on experience on tools like Log4j, JUnit, Mockito, SVN, Maven, Covertura.
▪ Knowledge in Java queuing system.
▪ Extensive Experience in using MVC (Model View Controller) architecture for developing applications using JSP, JSTL, Java Beans and Servlets.
▪ Hands on experience in using Application/Web servers like JBoss and Tomcat servers. Worked on databases like Oracle/MYSQL/NoSQL/HQL.
▪ Experience with e-commerce, retail, analytics, advertising, or media would be an advantage
- Strong development experience in Core Java, J2EE, Spring Boot, Oracle SQL/PLSQL and App servers like WebLogic, JBOSS, Unix
- Good Knowledge of SOAP and REST API
- Should have knowledge in SOLID Principles & Design Patterns
- Should have working experience in UI like JSF, JSP, Html, CSS and Javascript / Jquery
- Experience with full-lifecycle development (i.e. design, coding, testing, debugging, etc.)
- Working experience to fix common vulnerabilities and security threat in SOA\Microservices applications
- Knowledge in OWASP Standards and Working knowledge in fixing security issues, data encryption and cryptography.
- Prior experience and knowledge of security tools like Fortify, Sonatype and webInspect is a plus
- Good to have knowledge and working experience in Angular JS
- Translate business requirements into detailed specs/designs
- Design thinking while arriving at solution
- Strong technical troubleshooting, diagnosing and problem-solving skills
- Ability to work with distributed teams in a collaborative and productive manner
- Solving complex business and workflow issues with solid scalable technical solutions
- Must be a self-motivated, proven performer who enjoy challenging assignments in a high-energy, fast growing workplace
- Agility and ability to adapt quickly to changing requirements and scope and priorities
- Good in communication, both written and verbal
- Should have Agile scrum experience.
- Team Player with very good attitude
- Attention to detail and focus on quality
- Knowledge in financial services domain is a plus
- Good to have knowledge on Static AppSec Testing (SAST) and Dynamic AppSec Testing (DAST)
An ideal candidate must possess excellent Logical & Analytical skills. You will be working in a team as well on diverse projects. The candidate must be able to deal smoothly and confidently with the Clients & Personnel.
Key roles and Responsibilities:
⦁ Able to design and build efficient, testable and reliable code.
⦁ Should be a team player sharing ideas with the team for continuous improvement and development process.
⦁ Good Knowledge on Spring Boot, Spring MVC, J2EE and SQL Queries.
⦁ Stay updated of new tools, libraries, and best practices.
⦁ Adaptable, Self-Motivated, must be willing to learn new things.
⦁ Sound Good knowledge on HTML, CSS, JavaScript.
Basic Requirements:
⦁ Bachelors' Degree in Computer Science Engineering / IT or related discipline with a good academic record.
⦁ Excellent communication skills and interpersonal skills.
⦁ Knowledge on SDLC flow from requirement analysis to deployment phase.
⦁ Should be able to design, develop and deploy applications.
⦁ Able to identify bugs and devise solutions to address and resolve the issues.
The right candidate will have strong development skills, the ability to learn new programming skills and tools quickly and independently, and strong verbal and written communication skills.
The developer will be responsible for new design and development
Technical Skills:
• Strong experience using Eclipse IDE.
• Working experience with Spring Boot, Hibernate, XML, Log4J and JDBC is required.
• Experience with Restful Webservices is a must.
• Experience with AngularJS is a plus.
• Experience with Oracle database is a plus.
• Experience with BPM workflow is a plus.
• Ability to interpret and understand database schemas to ensure database integrity.
• Working experience with Multi-tier environment involving Windows and UNIX servers.
Minimum Requirements:
• 6 Month to 3 years of experience in java/J2EE
• Worked in a product startup or a product company
• Exposed to Agile development methodologies
• Working experience with various modules of Spring ( MVC, JPA) is a must
• Understanding of Java/j2ee patterns, coding standards and best practices.
• 6 Months of experience with all phases of Systems Development Life Cycle (SDLC).
• Demonstrated ability to work in a team environment and multitask to meet critical deliverable dates.
• Must strive for results.
• Ability to work as team player in medium to large team environments.
Additional Knowledge & Skills:
• Strong analysis/problem solving experience to deal with complex business problems.
• Demonstrated ability to work in a team environment to meet critical deliverable dates.
• Excellent communication, presentation, and writing skills.
• Excellent interpersonal skills and organizational skills.
• Must be a detail oriented, analytical and an independent thinker.
• E-Commerce experience is a plus.
• Experience working in SVN, Jira is a plus."



