
Wissen Technology is now hiring for a Java Developer with hands on experience in Core Java, multi-threading,
algorithms, data structure and SQL skills
We are solving complex technical problems in the financial 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 highly motivated and expert team which has made a mark as a high end
technical consulting
Job Title: Sr. Java Developer (WFO)
Locations: Bangalore & Mumbai
Notice Period: Immediate to 15days
Required Skills:
Exp - 4 to 8 years
Experience in Core Java 5.0 and above, CXF, spring.
Extensive experience in developing enterprise-scale n-tier applications for financial domain. 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, preferably Sybase database
Good knowledge of multi-threading and high volume server side development
Experience in sales and trading platforms in investment banking/capital markets
Basic working knowledge of Unix/Linux
Excellent problem solving and coding skills in Java
Strong interpersonal, communication and analytical skills.
Should have the ability to express their design ideas and thoughts

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
What You Will Do
● Create beautiful software experiences for our clients using design thinking, and lean and agile methodology.
● Work on world-class software products using the latest cutting-edge technologies and platforms.
● Work in a dynamic, collaborative, transparent, non-hierarchical culture.
● Work in collaborative, fast-paced, and value-driven teams to build innovative customer experiences for our clients.
● Help to grow the next generation of developers and positively impact the industry.
Basic Qualifications
● Experience: 5+ years
● Hands-on development experience in backend, Java, SpringBoot, Hibernate, SQL, MongoDB, Jenkins, Microservices, etc.
● Server-side development experience mainly in JAVA.
● Passion for software engineering and following the best coding concepts.
● Good to great problem-solving and communication skills.
● Experience in working with cross-border, distributed teams is a must. Nice to have Qualifications ● Product and customer-centric mindset
● Great OO skills, including design patterns.
● Experience with large-scale enterprise systems Get to know us better: https://www.zemosolabs.com.
Must Have:
- Azure Cloud experience (Kubernetes, terraform, CI/CD etc). Few cloud certifications is a big plus
- Java
- Spring boot
- Microservices & System Design
- Understanding of Kafka
- A good learning attitude
Job Description
We are looking for a developer to help maintain the existing Java applications, and to guide development of the next generation tools. The right individual for this role must be capable of building applications in Java, using modern architectures. Should be hands on in Object Oriented Languages (Java, C# and Go), Cloud Based Technologies (AWS, DevOps and Serverless), Front End Frameworks (Angular, React JS, Spring Boot, Spring React, Node.js), Cutting Edge Data Tools (Python, Spark, Machine Learning) and Next Generation technologies (AI, Blockchain) etc. You should be comfortable with application coding based on design and specifications, and also be comfortable working with application protocols such as JSON RPC, SOAP, and REST. The candidate must be a top-notch Java developer committed to becoming an integral part of and fostering growth within our development team.
Primary Responsibilities:
- Working with the architects and development lead, documents and develops best practices for development, and deployment of applications, and works with members to foster growth within the team.
- Develop user interface components and implementing them following well-known React.js workflows (such as Flux or Redux)
- Predicts application development requirements based on changes in underlying architecture
- Either individually or leading a team of resources, determines hardware/software systems requirements and leads systems hardware/software design. Analyzes, designs, programs, debugs, supports, and modifies software enhancements and/or new products used in local, networked, or Internet-related computer programs.
- Partners with the IT Architect during the initial stages of the project/solution to ensure the accuracy of business cases and that the solution will meet the business need.
- Completes documentation and procedures for installation and maintenance. May interact with users to define system requirements and/or necessary modifications.
Qualifications
- 5+ years of Java development experience, ideally in a team lead role
- High level skills in Java, (preferably java 1.8 – knows to write lambda expression, understands functions etc), using the latest SDKs and tools and frameworks such as Spring boot, spring JDBC, Spring test, spring security, RxJava, etc of Java
- Experience interfacing with back-end applications using MQ, SOAP, RESTFUL services, and JSON. - Worked on at least one of JaxRs implementations.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Understands database concepts – proficient in writing relational database queries – Oracle
- Ability to develop functional, technical and user interface designs for an application that meets the defined requirements (business, system performance and standards)
- Demonstrates deep expertise in specific coding concepts and/or languages, especially around modern application architectures.
- Experience with web applications that use responsive design to better support mobile browsers.
- Experience in highly-secured online environments that use n-tier designs and extensive fire walling to enhance security.
- Experience in multi data center physical implementation models for scalability and resilience.
- Experience partnering with others to solve problems quickly and efficiently.
Job Responsibilities:
- Collaborate with other senior engineers, and management, to achieve optimal application architecture and design
- Develop efficient, secure applications, peer-review code, and document solutions within an agile-blended software environment
- Communicate proactively with team members, infrastructure, security, and quality assurance to continuously improve processes and engineering excellence
- Guide and train other developers in backend technology
- Ability to work independently and as a member of a team spread over different time zones
Skills:
- Understanding of object oriented programming skills and data structures
- At least 6 years of hands-on development in Java, Springboot & Hibernate
- Should have experience in Java Multithreading, microservices
- Experience with developing web applications
- Expertise with in Core Java (Collections, Exception handling)
- Experience with J2ee( Servlets, JSPs)
- Experience with all well known database technology and object-relational mapping, experience with databases (Mysql, Mssql)
- Knowledge and development background in web-services/REST, AJAX, JSON, and XML
- Experience with Windows and Linux based environments
- Experience with Maven and GIT tools
- Understanding of UI technologies (HTML, CSS, Javascript libraries) would be a plus
- Good to have – AWS experience and Fintech domain experience
- Awareness of Jenkins will be a value add
Role/ Responsibilities
- Lead a team of hard working backend developers.
- Design APIs, DB, Queues, monitoring for micro services.
- Writing, deploying and managing micro services.
- Migrate existing components into distributed micro service architecture.
- AWS Cloud / Google Cloud Platform (Manage Infrastructure).
- API integration with 3rd parties.
- Unit test cases, automation.
- Database optimisation.
- Design of highly concurrent backend architecture.
- Handling high traffic data.
Experience required:
- Sound fundamentails in software design.
- Must have worked on distributed and micro service architecture.
- Sound fundamentals on scale/ performance/ memory optimisation.
- Sound fundamentals of authentication, authorization, payment processes, data security.
- Must have experience in Spring / Spring boot.
- Good to have experience in Kafka / JMS / RabbitMQ / AWS Elastic queue.
- Good to have experience in Junit / mockito unit test cases.
- Good to have knowledge in Mysql (or any RDBMS).
Java/J2EE stack
• Design and develop RDandX Network’s microservices and ensure bug free code is pushed to
the deployment pipeline to support large volume of transactions
• Define and communicate the technical design requirements to the Network’s stakeholders
and the Engineering lead
• Responsible for building restful services to integrate with third party services like AdWords
and Facebook marketing API
• Responsible for designing the technical architecture of the different services and
maintaining and upgrading it
• Designing the unit test cases and building the framework for the development team to
enforce the unit testing in all the services
• Be involved and participate in the end to end products’ lifecycle management
• Learn about new technologies and Stay up to date with best practices
• Collaborate with multidisciplinary team of designers, engineers, system administrators and
product team
• Lead the Backend team and manage their day to day activities and work deliverables

Proficient in Java, J2EE and related technologies.
• Experienced in using spring, Spring Boot, Hibernate, messaging systems.
• Good understanding of relational database performance concepts and usage of ORM frameworks such as Hibernate
• Expert understanding of the object-oriented design and programming concepts
• Strong working experience on Data Structures, Algorithms and Collections.
• Solid experience building applications on top of RESTful APIs.
• Knowledge/experience with Spring MVC
• Stroing knowledge in developing and executing automated unit, functional and integration tests
• Good communication and analytical skills.
• Strong trouble shooting skills
Note : This job is for immediate joining. Please apply ONLY IF you can join immediately.
Experience :- Junior role : 1 to 3 years/Senior : 5 to 7 Years
Industry: FinTech / BFSI
Functional Area: Core Platform Programming, Maintenance
Role Category: Programming & Design
Role: Software Developer
Employment Type: Permanent Job, Full Time
Overview:
We are looking to hire Java developers who are well versed with Spring Boot, Hibernate, and RDBMS such as MySQL.
As we continue to grow our apps and site, we are looking for somebody to join our Engineering team and help build out the next set of kick-ass features.
If selected, you get to be a part of a small but committed group of technologists who are trying to improve how events are ticketed and marketed in India.
About the role:
- 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
- Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (MongoDB, ElasticSearch, Redis, DynamoDB etc) datastores in production
- Must have experience with Kafka or similar message queue systems in production
- Stellar problem solving skills
- Hunger to learn new things and ability to grasp new concepts quickly
- Ability to move quickly without breaking things too much (we are dreamers)
- Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
- Should be able to groom juniors and take them to the next level
Perks :
- You get to work at a fun filled atmosphere
- Have ample chances of learning leadership, mentor-ship skills
- A solid salary package along with chance to get ESOPs
Salary Range : 6 LPA to 12 LPA
(based on qualifications, experience and skills)

