
Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency client facing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability 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.

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
Similar jobs

They are in the process of setting up an India IT Development Centre in Gurgaon.
We are actively seeking an experienced Sr Systems Engineer to join their IT team.
To deliver desired, sustainable business outcomes and assure the integrity and continuity of our systems. This position is responsible for the development, maintenance, and support of the company's software systems. This includes teaching domain expertise, providing technical guidance and mentoring, supporting the customers, resolving problems, and training as required.
Key Responsibilities
For developing, configuring, and modifying complex integrated business and/or enterprise application solutions within various computing environments by designing and coding component-based applications using various programming languages; applying various software development methodologies (e.g., Agile, Waterfall);
building partnerships with IT teams and vendors to ensure written code adheres to company architectural standards, design patterns, and technical specifications; producing and validating design artefacts (e.g., object models, sequence diagrams) to help others understand and adhere to company coding standards; leading, mentoring, and training other technical resources.
a) 6-8 yrs of software development exp.
b) Rest API, design, build, deploy & implement across API gateway platforms.
c) 4+ yrs Experience in the development of Java, Spring framework (Spring boot, spring data), JPA & Hibernate, JDBC with SQL.
d) Experience in Microservices architecture & working in linux platform.
e) Experience in cloud platforms preferably GCP (Google cloud platform) & utilizing Open source integration technologies.
f) Experience working with CA API gateway platform (formerly layer7) or related product
Dear candidate,
Wissen Technology is looking for experienced Java developers to join our team!
For Mumbai / Banglore Location
Name:
Experience (Excluding Internship):
Current company:
Last working Day:
Official Notice Period:
Holding any offers:(Yes/No):
Current CTC:
Expected CTC:
If you are not currently looking out for opportunities kindly pass on my Mail ID to interested candidates.
For any further questions please reach out to me on my mail. )
Thanks & Regards,
Siddhesh Ambre
Talent Acquisition
Wissen Technology


Navtech is looking for a "Dot Net Developer" to work on cutting edge technologies combined with an ability to be innovative while creating solutions in a team environment.
We’re a fast-growing company with clients in the United States, UK, and Australia. You will join a team of talented developers, quality engineers, product managers whose mission is to impact above 100 million people across the world with technological services by the year 2030.
Responsibilities and Duties:
1. Perform all phases of software engineering including requirements analysis, application design, architecture design, code development, and testing.
2. Design and implement product features in collaboration with business and IT stakeholders.
3. Design reusable components, frameworks, and libraries.
4. Work very closely with architecture groups and drive solutions.
5. Participate in an Agile/Scrum methodology to deliver high-quality software releases every 2 weeks through Sprints.
6. Design and develop innovative solutions to meet the needs of the business.
7. Mentor and guide other software engineers within the team.
Key Skills: Dot Net, ASP.NET, C#, .NET, MVC, Web API, Microservices, MS SQL
Required Experience and Qualifications:
1. 2-6 years of hands-on experience in Dot Net.
2. Extensive experience in ASP.NET, C#, MVC, Web API, HTML5, CSS3, Bootstrap, Elastic Search, Javascript, and Ajax
3. Experience working with Databases (SQL Server, Oracle etc.)
4. Experience in working with Visual Studio tools, Git/TFS and IIS
5. Any SPA (Single Page Application) framework experience would be an added advantage (Angular, React JS).
6. Experience on MSMQ (Microsoft Message Queuing), Azure or AWS would be an added advantage.
7. Should have a Masters Degree /Bachelors (BS) in computer science, Software Engineering, IT, Technology Management or related degrees and throughout education in English Medium.
8. Should have good logical, analytical and communication skills with client interaction experience.
Benefits:
1. Performance review and Appraisal Twice a year.
2. Competitive pay package with additional bonus & benefits.
3. Work with US, UK & Australia based industry renowned clients for exponential technical growth.
4. Medical Insurance cover of 5 lacs for self and family.
5. Work with a culturally diverse team from different geographies.
6. Covid Vaccination reimbursement.

Hands-on experience with RESTful services, API design are must.
Knowledge of microservices architecture is must.
Knowledge of design patterns is a must.
Strong knowledge of Exception handling and logging mechanism is a must.
Agile scrum participation experience. Work experience with several agile teams on an application built
with microservices and event-based architectures to be deployed on hybrid (on-prem/cloud)
environments.
Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM frameworks like JPA/Hibernate.
Experience in managing the Source Code Base through Version Control tools like SVN, GitHub,
Bitbucket, etc.
Experience in using and configuration of Continuous Integration tools Jenkins, Travis, GitLab, etc.
Experience in the design and development of SaaS/PaaS-based architecture and tenancy models.
Experience in SaaS/PaaS-based application development used by a high volume of
subscribers/customers.
Awareness and understanding of data security and privacy.
Experience in performing Java Code Reviews using review tools like SonarQube, etc.
Good understanding of end-to-end software development lifecycle. Ability to read and understand
requirements and design documents.
Good Analytical skills and should be self-driven.
Good communication with interpersonal skills.
Open to learning new technologies and domains.
A good team player and ready to take up new challenges. Active communication and coordination with
Clients and Internal stakeholders
Requirements: Skills and Qualifications
6-8 years of experience in developing Java/J2EE-based Enterprise Web Applications
Languages: Java, J2EE, and Python
Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
DB Script: SQL and PL/SQL
Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
OS: Windows, Linux/Unix.
Cloud Services: AWS and Azure
Version Controls/ DevOps tools: Git, Bitbucket and Jenkins.
Message brokers: RabbitMQ, and Kafka
Deployment Servers: Tomcat, Docker, and Kubernetes
Build Tools: Gradle/Maven

We are looking for 2 - 10 years experienced Ruby on Rails and VueJS developer responsible for building
applications, including anything from complex groups of back-end micro-services to command line utilities and
data processing scripts. Your primary responsibility will be to design and develop these applications, and to
coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to
collaborative problem solving, sophisticated design, and building quality products is essential.
Key Duties & Responsibilities:
• Design, develop, and implement new modules and APIs for the BEAM Product
• Plan, build and launch features for our products
• Write unit, functional, and integration tests
• Estimate development tasks and meet deadline
• Collaborate with engineering, QA, and product design team members
• Scale our applications as our user base grows
Mandatory Skills & Experience:
Ability to work & develop in Linux environment
• A solid understanding of Ruby
• 5+ years of web application engineering experience with Ruby on Rails, PostgreSQL, HTML, CSS,
JavaScript, Responsive Design, Caching
• 1+ years of experience with a front-end framework (Vue.js & GIT)
• Solid 2+ plus years of web dev experience building web UI/UX interactions.
• 5+ years of experience improving the performance of Ruby on Rails applications with Memcached &
background job processing frameworks (Sidekiq, Resque etc.)
• Hands on experience in deploying applications using AWS Infrastructure using Capistrano automated
deployment.
Providing technical expertise for every phase of the project lifecycle—from concept
development to solution design, implementation, optimization and support. Interacts
with a set of clients (client senior developers and architects) to create technology
specifications from business requirements for one of the modules within the project.
Prepares the technical design of the more complex technology components within the
module (one or more of client/web presentation tier, server tier, data access and data
model, integration component, package function customization).
Assists the architect in articulating the pros and cons of using a certain technology stack
or component or design pattern versus another to the clients and project team and
drives selection of technologies, designs to come up with the optimal architecture.
Drives the performance tuning, re-design and re-factoring for a module.
Contributes to designing and implementing the build, releases process as well as system
configuration and deployment characteristics of the application.
Required Tech Stack
2+ years of strong development skills in Java with JDK 1. 8 & above version &
Microservices with Spring boot/ Spring.
Should have strong acumen in Data Structures, Algorithms, problem-solving and Logical/
Analytical skills.
Thorough understanding of OOPS concepts, Design principles and implementation of
different type of Design patterns.
Sound understanding of concepts like Exceptional handling, Serialization/Deserialization
and Immutability concepts, etc.
Good fundamental knowledge in Enums, Collections, Annotations, Generics, Auto
boxing, etc. Experience with Multithreading, Concurrent Package and Concurrent APIs Basic
understanding of Java Memory Management (JMM) including garbage collections
concepts.
Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by,
aggregate functions, etc.)
Experience with at-least one NoSQL (Any of Cassandra/Couch base/Hadoop), Hands-on
experience with JMS
Hands-on experience in creating RESTful webservices and consuming webservices
Hands-on experience with Spring.
Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
Experience of writing Junit test cases using Mockito / Powermock frameworks.
Should have practical experience with Maven/Gradle and knowledge of version control
systems like Git/SVN etc.
Good communication skills and ability to work with global teams to define and deliver
on projects.
Sound understanding/experience in software development process, test-driven
development
- Skilled in Java / J2EE including frameworks like Microservices, Spring boot, hibernate etc
- Experience with microservices-based architecture including building
- Good knowledge of SQL (MySQL / Oracle / SQL Server / Postgres), NoSQL (MongoDB / Cassandra), App server Knowledge (Tomcat/JBoss etc.), OSGi, REST Web Services
- Working / Usage experience of Docker, Microservices, Jenkins, Multithreading, Design patterns, Java 1.8 and Container
- Experience with Cloud computing in added advantage (AWS / Azure)
- Strong Debugging and Troubleshooting Expertise.
- Strong communication skills (oral and written)
¡ Solid Design and Architecture skills. Experience in the designing, development, and deployment of large-scale enterprise applications with multiple tiers. |
¡ Ensure agile test-driven development for robustness, usability, reliability, security and performance. |
¡ Expert in Core JAVA and Spring Boot and other Spring libraries, Eureka, Hystrix etc. |
¡ Experience creating architecture or developing web services to integrate applications with databases such as Oracle, MySQL, MongoDB, or Cassandra |
¡ Solid understanding of OOPS, algorithms and data structures. |
¡ Experience on Kafka / Scala / Storm / Elastic Search and Web Services like RESTful / SOAP. |
¡ Extensive experience with version control systems (Git is preferred) and issue tracking systems (JIRA is preferred) |

Ideal candidate should be able to guide multiple projects at once in a dynamic and expeditious environment. You will be responsible for developing a world-class product with clean, well-documented code and at the same time ensuring high performance & scalability using proper design principles. You will be responsible for writing server-side web application logic as well as for the integration of the front-end part. Needless to mention you have demonstrated ability towards urgency, ownership, sharing success and competent enough to excel prevailing engineering velocity at Cogoport.
You should be a modern thinker and believer of manager and hierarchy free organisation like Cogoport. The ideal candidate would be assessed basis the defined role fitment. Critical is that you are curious and learner to be able to seek out and evaluate new ideas and bringing them back into the organisation. If you have outstanding programming skills and a great passion for developing beautiful, innovative applications, then let's get in touch!
1. Problem Solving: You should have the rigour and discipline to approach most of the problems and ensure the delivery of quality work ahead of timelines. You are able to look at a problem, define and brainstorm ways to achieve an optimal solution and pick the best engineering approach to bring the software productivity.
2. Architectural Design: You should have in-depth knowledge to design highly scalable architecture. You have strong experience in building products ensuring scalability in tech architecture & design implementation.
3. Database: Should have strong expertise in the database to manipulate data in the software system to minimize data redundancy and maximize the speed of retrieval. Knowledge of MongoDB, MySql, PostgreSQL database is preferred.
4. Algorithm Skills: You should be adept in all algorithm aspects to define an efficient way of solving the problem. You will solve complex problems with algorithms embedded in logical thinking and creating the most efficient and optimum code.
5. Code Quality: Enhancing the code quality by structuring the code & making sure that all the guidelines are followed to ensure enhancing code efficiency & reduction of code failure & bug rectification.
6. Product Inclination: A Software Engineer not only gets involved in coding but should equally understand the product/feature to think & cover all the possible business edge cases coming on the way.

