
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.
Connect with the team
Similar jobs
Location: Remote
Experience : 4Y - 15 Y
• Strong hands-on experience in multiple WebSphere Commerce subsystems, i.e., Catalog, Order Management, Member, Marketing, etc.
• Worked on data load, WCS REST based web service development
• Having experience on WCS Data model & customization
• Strong experience in user interface design and web development with DoJo, JavaScript, jQuery, HTML, CSS and Ajax
• Significant experience with Struts and Spring application frameworks
• Strong experience with application servers such as WebSphere, JBoss and Weblogic in relation to packaging and deploying Java applications.
• Strong experience in development and deployment in a multi-tiered and multi-server application architecture
Required Skills and Experience:
Proficient in Java (Java 8 and above), with a strong understanding of object-oriented programming.
Knowledge in the trading domain, including familiarity with trading systems and protocols.
Strong skills in SQL and PL/SQL for database management and query optimization.
Hands-on experience with Linux and Windows operating systems for application deployment and maintenance.
Proficiency in scripting languages (e.g., Bash, PowerShell, or similar).
Knowledge of Python programming for auxiliary development and analytics tasks.
Familiarity with multithreading, concurrency, and low-latency application development.
Experience with CI/CD pipelines, version control systems (e.g., Git), and deployment workflows.
- Java – Spring, Hibernate, Data Structures & Algorithms
• Knowledge on a Database system.
3+ years of experience in software development.
Preferably BE/B-Tech engineering degree, but not a must.
• 3 years’ experience developing server-side Java – Spring, Hibernate and REST
• Full-SDLC cycle, with large-scale live roll-out participation as a developer.
• Expert understanding of the object-oriented design and programming concepts
• Good understanding of relational and non-relational database/datastores/caches best practices and challenges
• Have a passion for quality and writing clean, solid, readable code that scales and performs well
• Proficient in Git and familiarity with continuous integration
• A team player who values collaboration, innovation, and inclusion
• Comfortable working in an Agile environment
• Strong verbal and written communication skills
Experience:
The candidate should have about 5+ years of experience with design and development in Java/Scala. Experience in algorithm, data-structure, database and architectures of distributed System is mandatory.
Required Skills:
- In-depth knowledge of Hadoop, Spark architecture and its components such as HDFS, YARN and executor, cores and memory param
- Knowledge of Scala and Java both
- Extensive experience in developing spark job. Should possess good Oops knowledge and be aware of enterprise application design patterns.
- Good knowledge of Unix/Linux.
- Experience working on large-scale software projects
- Understanding the big picture and the various uses cases involved while crafting the solution and documenting them in Unified Modeling language.
- Own and maintain the architecture document.
- Keep an eye out for technological trends, open-source projects that can be used.
- Knows common programming languages and Frameworks.
- Real time streaming data consumption
Good to have :
- Azure/AWS Cloud Knowledge of Data Storage and Compute side
- Knowledge Multitenant Architecture
- Brief idea of Data Science
3+ Yrs Senior Software Engineer - Java Developer
EMPLOYER: Terra Pay
Headquartered in The Netherlands, TerraPay believes that the smallest payment deserves a borderless journey as safe as the largest. The company has been building an ever-expanding payments highway that empowers businesses to create transparent customer experiences with an uninterrupted, secure, and real-time global passage for every payment, however small or large. Registered and regulated across 25 global markets, TerraPay is a leading global partner to banks, mobile wallets, money transfer operators, merchants, and financial institutions, creating a more expansive and inclusive international financial ecosystem.
With access to payments infrastructure that spans the globe, their partners become beacons of the promise of global financial inclusion.
JOB DETAILS
- Seniority Level: Middle level
- Industry: Financial Services
- Employment Type: Full-Time (In-Office)
- Job Functions: Information Technology
- Job Location: Bengaluru
- Experience: 3-6 Years
WHAT WILL BE YOUR RESPONSIBILITIES?
- Participate in a full software development lifecycle and write code that is maintainable, clear, and concise.
- Coding, troubleshooting and Multi-threaded applications.
- Producing and refactoring code without assistance.
- Internal team coordination and integration of back end
SKILLS AND ABILITIES
- Java(J2EE)
- JSON,SOAP/REST,XML
- Spring MVC, Spring Boot , Spring JDBC, Tomcat, Hibernate
- postgresql
WHAT ARE WE LOOKING FOR?
- Educational Qualification - B.Tech (Computer Science) /M.C.A
- 3-6 years of experience in working as software engineer - Java developer
- Thorough understanding of coding and testing
- Expertise with Java(J2EE)
- Good technical level fluency (spoken and written) in English
- Understands TDD/Performance/Security/Smoke testing.
- Should have knowledge on Junit,SOAPUI,JMeter, postman & other Unit Testing framework.
- Understands feature toggling and version control.miliarity with code versioning tools
WHAT'S IN IT FOR YOU?
- An opportunity to be a part of a fast-scaling startup in the AdTech space that offers unmatched work opportunities.
- Join us and be certain that you grow up with a growing MNC
- You will work in an employee friendly ambience
- Pick up and drop facility at selected locations
The Role
Working as a “Backend Developer” at Bonzai gives you the opportunity to work on maintaining and improving the platform.
- Work on the entire product lifecycle starting from design to deployment and monitoring.
- Explore new technologies such as Kotlin, patterns such as Domain-Driven Design and other cool stuff such as Gitlab CI/CD pipelines, Docker, ECS, Golang, Python, Terraform, distributed tracing and even Haskell.
- Ensure top-notch performance in terms of product and feature experience.
What you need to succeed
- 2 - 3 yrs of experience in Java, Spring Boot, Hibernate, Rest API, and MySQL.
- Good to have experience/knowledge of other programming languages such as Kotlin or Python, other DBs such as Redshift, platforms such as AWS and architectural patterns such as https://martinfowler.com/bliki/DomainDrivenDesign.html">Domain-Driven Design (DDD) and https://en.wikipedia.org/wiki/Hexagonal_architecture_(software)">Hexagonal architecture.
- Good understanding of Object-oriented concepts, Functional programming and Design Patterns.
- Exceptional communication skills and ability to articulate complex ideas in written, spoken and visual language
- Bachelor in engineering preferably from a leading institute across the globe.
Required Qualifications and Skills:
- 3-5 years of work experience in the development background, with at least 2 years experience in Java, Spring, Sprint Boot, Hibernate or JPA, MySQL, Oracle, Spring MVC.
- B.E. degree in Computer Science, Graduate in Software Engineering or equivalent
- Experience in Core JAVA, Spring, Spring Boot Frameworks.
- Experience with ORM's like Hibernate.
- Good knowledge of developing RESTful web services using Spring Boot, Java1.x,Servlet2.4, JSP2.0, JDBC3.0, Java Mail, Struts2.x, HTML, HTML5, Angular7+, JavaScript, JSF, Bootstrap2.x-3.x, JQuery & CSS 3.x, Maven 3.x, Apache Tomcat7
- Knowledge of Cloud AWS.
- Experience in any Messaging Queue e.g. Apache Kafka, ActiveMQ, etc.
- Experience on Web services with REST and SOAP.
- Experience working on tool set like Eclipse IDE, SQL clients.
- Experience using application server like Jboss, TomCat, Wildfly, glassfish.
- Experience in using tools like SOAP UI, POSTMAN
- Ability to write SQL queries to fetch data.
- Knowledge of Micro services, Redis Cache and Mongo DB (or any other NoSQL) is good to have
Minimum 5-7years of professional experience building web-applications
Strong experience in backend development
Strong experience in AI/Machine Learning development, Data Analysis/Processing
Experience in creating robust and secure REST APIs
Hands-on exposure to RDBMS like PostgreSQL, MySQL, MariaDB etc.
Proficiency with one or more programming languages from Java, Python, Node/JavaScript
Solid familiarity working with cloud and related technologies, AWS, GCP and Azure cloud environments
Ability to do very quick research in unknown technologies
Startup mindset, comfort with chaos and multi-tasking ability
Strong programming fundamentals in Data Structures, Algorithms
An eye for writing performance optimum code in any tool set












