
Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, data structure and SQL skills .
Required Skills:
- Experience - 5 to 10 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.
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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.
- Strong experience in Core Java, Multi-Threading, data structures (List/Map/Set) and unit testing with (Junit, Mockito)
- Strong experience with Spring Framework (Spring MVC, Spring REST, Spring Data), ORM frameworks (JPA, Hibernate) and RDBMS (Oracle/MySQL/Postgres)
- Strong experience in applying Object-Oriented design principles and Design Patterns
- Good knowledge of Multi-Tier architecture, Micro Services architecture and Service Oriented Architecture
- Exposure to AWS Cloud, NoSQL Database (Mongo, Cassandra), Message Broker (Active
- MQ/RabbitMQ/Apache Kafka) and Big Data Technologies (Hadoop/Hive/Spark)
- Additionally, must possess capability to review code, produce technical specification document
- and knowledge of code quality tools (PMD/FindBugs/Sonar)
• Excellent interpersonal/communication skills, both verbal and written •
• 7+ years of experience in Java/Node.js, REST/Graph QL, Redis on AWS Fargate • Design and develop high quality back-end code (Node.js/Go/JAVA) • Excellent in one or more Go, Java, Node.js skills • In-depth knowledge of Restful / GraphQL API, JSON.
• Experience with CI/CD and tools like Git, Bitbucket and Jenkins.
• Solid understanding of relational databases (e.g., Postgres, MySQL) and experience in NoSQL (e.g., Graph DB, MongoDB, DynamoDB).
• Developing new software applications, features, and distributed services that support a high-scale web application
• Experience working in a fast-paced environment; continuous deployment, test-driven development, agile methodologies
• Stay current with the latest back-end technologies and best practices and share your findings with the team
• Help evolve our backend stack and mentor our other developers when it comes to patterns and best practices
• Work as part of an agile team across a variety of application domains
• Write structured, tested, readable and maintainable code • Participate in code reviews to ensure code quality and distributed knowledge
• Ability to contribute to each step of the product development process (ideation, implementation, and release)
• Experience with performance tuning, profiling, and debugging applications
Company: MNC
Location: Pune (Currently WFH)
Experience: 4-6 Years
Shift: 11:30AM - 8:30PM
Skills: .Net Core, Microservices, Web API / Rest API, C#, Azure Functions, CosmosDB
Job Details:
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
- Develop client projects using Asp.net core 3.1 and above, MySQL Database, Azure Functions, CosmosDB, C#.
- Communicate with external clients on a regular basis regarding progress, challenges, timelines and results of client projects
- Gather technical requirements as needed
- Create and update, design and functional documents
- Identify and troubleshoot issues as needed
- Perform a new development as required
- Implement project applications according to specifications
- Research technical issues and provide recommendations to enhance client websites
- Work both independently and as part of a team to create reliable and high-performing Web Applications
- Unit test code to ensure quality
Job Description:
• At least 4+ years of hands-on experience on solution architecture, integration of solutions.
• Strong experience in the following domains: Java EE including (Web Services, REST,JPA), Spring, SOA, Design patterns, Unit and Integration test cases frameworks,Database (SQL & No SQL)
• Knowledge and experience with CI/CD tools and API usage in Mobile applications
• Able & willing to work hands on both solutions & development
• Able to coach / guide the junior members
Responsibilities
- Writing clean, high-quality, high-performance, maintainable code
- Develop and support software including applications, database integration, interfaces, and new functionality enhancements
- Coordinate cross-functionally to insure project meets business objectives and compliance standards
- Support test and deployment of new products and features
- Participate in code reviews
Skills & Qualifications
-
4-12 years of experience in Java Development.
-
Excellent verbal and written English communication is a must. You may have to interact with clients directly.
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Technology agnostic approach is a must. Ready to adopt new technology and a faster learning curve.
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Writing scalable, maintainable and reusable code.
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Keen interest in SAAS based products and mobile applications.
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Experience working with Distributed Systems
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Java, Spring Boot, Microservices, API Design Experience with Event-Driven Architecture, Multithreading
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Kafka iOS Experience with Event Sourcing Reactive and Functional
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Programming Strong understanding of best practices for creating/working with Microservices
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Experience implementing Message Brokers and Messaging subsystems(experience working with Kafka a strong plus)
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Be open-minded, creative, and self-critical; be collaborative and communicative
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Have experience with and curiosity about agile and lean philosophies
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Experience working with small teams to ship products to market
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Have experience developing full-service consumer, employee and business applications
-
Language agnostic and experienced polyglot Passion for Working Software and SOLID principles
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Experience with designing and refactoring complex systems
-
Experience with Test-Driven Development (TDD) Interest in working in a pair-programming environment Deep understanding of design patterns and applying them in production environments
-
Passion for enabling team members
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Java 8 or Java 11. Both are LTS. The project will be on Java11
-
Spring Boot
-
Git
-
SQL
-
AWS and AWS Aurora
-
Microservices
-
Multithreading
Perks
- Flexible time schedule.
- Work from home or work from anywhere.
- Health insurance.
- Team building activities.
- Training and conference tickets.
Must have skills : Experience with Core Java, Microservices, Oracle Database and SpringBoot.
Roles & Responsibility :
- Build new decentralized microservices based on decoupled Kafka architecture
- Thorough understanding of fundamentals including OOP, Design Patterns and Data Structures
- Good knowledge of design principles
- Produce clean, efficient code based on specifications
- Recommend and implement improvements
- Has proven ability to work independently or with minimal supervision
- Drive design discussions while also working with architects if a need arises
Required Skills :
- Experience building software applications professionally using Java.
- Strong understanding of troubleshooting methodologies and root cause analysis
Soft skills required :
- Excellent interpersonal and written communication skills.
- Able to pre-empt, identify and resolve problems that are non-routine or lacking in definition
- Ability to define, implement and work to a schedule
- Good time management skills.
- Attention to detail. Able to work with little or no supervision
- Ability to work with team members across the globe
- Experience with Core Java, Angular and SpringBoot is a plus.
Educational Qualifications : B.E./ ME (CS/EE) / MCA or equivalent higher-level degree

We are looking for talented and self-motivated engineers to come join us on our mission.
We have a team culture that encourages collaboration and innovation at all levels and we expect developers to take a high level of ownership for the execution of tasks assigned to them.
Roles and responsibilities:
● Understand and derive requirements from product managers and customers
● Able to design APIs and modules for scale.
● Participate in design reviews and look at opportunities to continuously improve on practices
and quality.
● Own end-to-end implementation of modules and drive the project
● Debug prod issues and solve them efficiently and quickly. Customer obsession is key
● Automate recurring day-to-day tasks.
● Show initiative to drive topics to resolution and able to collaborate with multiple teams in
delivering the project
● Mentor junior team members
● Own project deadlines and seeing through project go-live.
Job Requirements Skills
● Good problem-solving skills and ability to understand and use the right data structures and algorithms
● Use design patterns and best engineering practices to design scalable and extensible
solutions. Working knowledge of microservices and/or event-driven architecture is plus
● Working knowledge of relational databases esp PostgreSQL.
● Advanced expertise in Java/server-side technologies. Working knowledge of Spring Boot is desirable
● Should have designed and implemented REST APIs. Good working knowledge of HTTP(S),Web servers desired
● Should have worked in Linux environments and understanding of GIT or any other source code versioning is a must
● Understanding of ORMs, Caching, Object storage, Queues is a must. Exposure to AWS S3, SQS components, Redis is a plus
● Own and write tests using Unit and integration testing frameworks
● Ability to work independently and/or with a team in a fast-paced, rapidly changing
environment
● Should do code reviews.
● Server-side application deployment experience is a plus.
Qualifications
● Experience - A minimum 6+ yrs of relevant experience.
Programming expertise in latest technologies including; Java
Expertise in MuleSoft, Maven, Gradle, oAuth2.0, JWT, Spring Boot, Microservice Architecture, Web services (SOAP/ REST), Hibernate.
Expertise in DB (MongoDB, MySQL, PostgreSQL)
Experience in developing Continuous Integration/ Continuous Delivery pipelines (CI/ CD)
Proficiency in AWS, AZURE, Docker, DevOps, Git, Jenkins
Extensive experience in parsing XML and JSON and integration with API/ WS
Well versed in software engineering principles, frameworks and technologies.
Excellent communication and team management skills
Self-directed team player who thrives in a continually changing environment
Strong customer service/client service skills.
Desired Candidate Profile
Experience developing and analysing code for a web-based application
Maintain a flexible work schedule and perform other duties when assigned
Role: Senior Software Developer
Experience: 3-6 years of experience.
Work Location: Bangalore
Job responsibility The Software Developer contributes, to create a customer’s solution, in the building phase of the software development life cycle. The Software Engineer is responsible for performing the detailed design of application and technical architecture components and classes in accordance to the specification provided by the Solution Architect, for coding of SW components, and for the early testing phases (component testing), and system testing support
Requirement:
Must Have skills: Java/J2ee, SQL, Web services, Spring Boot, Elastic search
Job description
- Hands on experience in Java, Python, scripting
- Design, implement, deploy and support web-based applications and web services using server technologies stacks that include Java, MySQL
- Experience in Java/J2EE using web frameworks Play or Spring boot, REST API Development and ORM (JPA, Hibernate eBean etc.)
- In depth knowledge of Design patterns and Data structures
- Databases - MySQL, Oracle, SQL
- Solid understanding of concepts like Web Services, SOA, REST APIs, Message Queue, Caching, Distributed/Scalable Architecture
- Secure application development best practices, such as OWASP
- Document and maintain all design documents and involve in review process.
- Experienced problem solving and debugging skills.
- Good verbal and written communication and interpersonal skills
- Experience in Agile methodology is added advantage
- Knowledge of Cloud Knowledge /Azure
- Must know about Unix knowledge
- experience in Elastic search






