
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
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Job Title : Senior Backend Engineer – Java, AI & Automation
Experience : 4+ Years
Location : Any Cognizant location (India)
Work Mode : Hybrid
Interview Rounds :
- Virtual
- Face-to-Face (In-person)
Job Description :
Join our Backend Engineering team to design and maintain services on the Intuit Data Exchange (IDX) platform.
You'll work on scalable backend systems powering millions of daily transactions across Intuit products.
Key Qualifications :
- 4+ years of backend development experience.
- Strong in Java, Spring framework.
- Experience with microservices, databases, and web applications.
- Proficient in AWS and cloud-based systems.
- Exposure to AI and automation tools (Workato preferred).
- Python development experience.
- Strong communication skills.
- Comfortable with occasional US shift overlap.
Core Responsibilities:
- Design, develop, and maintain backend services using Python or Golang.
- Write clean, efficient, and well-documented code following best practices.
- Build and consume RESTful APIs and microservices.
- Collaborate with QA, DevOps, and product teams for smooth feature delivery.
- Participate in peer code reviews and technical discussions.
- Debug and fix issues, ensuring system stability and performance.
- Continuously learn and apply new technologies and tools in backend development.
Experience and Expertise:
- 0–2 years of software development experience (internships or projects acceptable).
- Proficiency in at least one backend programming language (Python or Golang).
- Strong understanding of object-oriented programming and software fundamentals.
- Knowledge of data structures, algorithms, and database concepts.
- Familiarity with Linux-based development environments.
- Exposure to Git and version control workflows.
Skills:
- Strong analytical and problem-solving ability.
- Willingness to learn, adapt, and take ownership.
- Effective communication and teamwork skills.
- Curiosity for emerging technologies, including AI-driven development, backend technologies, distributed systems, and modern engineering practices.
Key Responsibility Areas:
- Design, build and deliver Enterprise software solutions.
- Write code with standards and conventions and follow best practices.
- Encourage and lead innovation and solid lifecycle processes.
- Collaborate with development teams on work definition, estimation and prioritization
- Lead and grow as a professional software engineer.
- Full ownership of product deliveries and mentoring junior team members.
- Preparing curriculum to train junior developers for Java Web Development
- Strong client interactions to provide excellent Quality of Service.
- Owning the code base and making sure all code is reviewed and is of very high quality.
- Write and modify coding conventions and standards documents for all development
Required Skills:
Technologies/Frameworks –
- Core Java, J2EE,
- Spring Core and Spring MVC, Sprint Boot, Spring Security,
- JDBC, Hibernate, RESTful APIs, SOAP WebServices
- Knowledge of JavaScript, JQuery, AJAX, HTML5, and CSS3, Angular is added advantage
- Junit or Mockito frameworks
- Maven, Git
- Knowledge Data Structures,
- SQL, MySQL
- Designing relational database schemas
- Basics of AWS, Cloud, Microservices
- Must have strong knowledge and experience in Agile based software development methodologies. Knowledge of an Agile tool like Jira.
- Strong knowledge of working in Integrations of 3rd party APIs and creating the new APIs.
- Must have good knowledge of creating Flow diagrams, UMLs and all the required documentations.
- Domain Preference
- BFSI, FinTech
Egen is a data engineering and cloud modernization firm helping industry-leading companies achieve digital breakthroughs and deliver for the future, today. We are catalysts for change who create digital breakthroughs at warp speed. Our team of cloud and data engineering experts are trusted by top clients in pursuit of the extraordinary. An Inc. 5000 Fastest Growing Company 7 times, and recently recognized on the Crain’s Chicago Business Fast 50 list, Egen has also been recognized as a great place to work 3 times.
You will join a team of insatiably curious data engineers, software architects, and product experts who never settle for "good enough". Our Java Platform team's tech stack is based on Java8 (Spring Boot) and RESTful web services. We typically build and deploy applications as cloud-native Kubernetes microservices and integrate with scalable technologies such as Kafka in Docker container environments. Our developers work in an agile process to efficiently deliver high value data driven applications and product packages.
Required Experience:
- Minimum of Bachelor’s Degree or its equivalent in Computer Science, Computer Information Systems, Information Technology and Management, Electrical Engineering or a related field.
- Have experience working and strong understanding of object-oriented programing and cloud technologies
- End to end experience delivering production ready code with Java8, Spring Boot, Spring Data, and API libraries
- Strong experience with unit and integration testing of the Spring Boot APIs.
- Strong understanding and production experience of RESTful API's and microservice architecture.
- Strong understanding of SQL databases and NoSQL databases and experience with writing abstraction layers to communicate with the databases.
Nice to have's (but not required):
- Exposure to Kotlin or other JVM programming languages
- Strong understanding and production experience working with Docker container environments
- Strong understanding and production experience working with Kafka
- Cloud Environments: AWS, GCP or Azure
We are seeking a highly skilled Java Developer to join our team. The ideal candidate should have at least 5 years of experience in Java development and be able to work from the office.
Responsibilities:
- Develop high-quality software design and architecture using Java technology
- Produce clean, efficient, and maintainable code
- Conduct code reviews and testing to identify and fix software defects
- Collaborate with cross-functional teams to identify and solve complex software problems
- Design, develop and maintain software applications using Java technology
- Debug and troubleshoot software defects
Requirements:
- Proven experience as a Java Developer with at least 5+ years of experience
- Knowledge of web frameworks such as Spring, Hibernate, and Struts
- Familiarity with Agile methodologies and software development life cycle (SDLC)
- Experience with source code management tools such as Git or SVN
- Excellent problem-solving skills and ability to work independently
- Strong written and verbal communication skills
- Immediate joiners preferred
If you are a Java Developer with a strong work ethic and a passion for developing high-quality software solutions, we encourage you to apply.
- Design and build user-facing products, owning the entire process from gathering functional requirements from teams, through testing and staging, to deploying in a Python based stack
- Guide the team in making technical trade-offs
- Proactively identify bottlenecks, areas for improvement and put forth a plan to course-correct
- Design and implement maintainable backend services, including data processing pipelines, APIs and internal tools
- Coordinating with internal teams to understand user requirements and provide technical solutions
Responsibilities
- Understand existing business operations tool used by customer support and business teams.
- Work with Engineering Manager to upgrade the system to improve system stability and response times.
- Independently lead design and implement new features as per business requirements provided by Product Management team.
- Develop elegant, modular and maintainable solutions. Document all design, operations steps for knowledge sharing purposes.
- Guide junior team members on feature implementation and provide relevant training on existing modules.
Must-know Technologies
- Java EE
- Java Server Facelets (JSF)
- Java Persistence API (JPA), Hibernate
- SQL
- HTML, CSS, JavaScript
- Payara/GlassFish/similar application server environments
Preferred Skills
- 2-8 years of overall experience in software design and development.
- Ability to analyze existing application, implement new features and re-architect the application in case of inefficiencies.
- Strong object-oriented skills and ability to apply design patterns.
- Experience mentoring junior engineers on development, code review, project planning.
Responsibilities:
- Design and deliver scalable web services, APIs and backend data modules.
- Understand requirements and develop reusable code using design patterns & component architecture and write unit test cases
- Collaborate with product management and engineering teams to elicit and understand the requirements and develop solutions
- Stay current with latest tools, technology ideas and methodologies; share knowledge by clearly articulating results and ideas to key decision makers.
Required Qualifications:
- 6+ years of experience writing multithreaded programs running in Java
- Experience on Java, Spring Boot,, Apache Nifi , workingDocker, EKS, Azkaban, Jenkins
- Experience with Git and build tools like Gradle/Maven/SBT.
- Strong understanding of object-oriented design, data structures, algorithms, profiling, and optimization.
- Have elegant, readable, maintainable and extensible code style.
- Experience on AWS is preferable
- Knowledge on top algorithms like sorting, heap/stack, queue, search, etc.
- Familiarity with test-driven development
- Thrive in a fast-paced environment, with ability to deliver code of quality quickly.
- Attention to details. Strong communication and collaboration skills.
- BS in Computer Science or equivalent
We know that ours is a lofty vision, but we are in it for the long haul. Our work will give everyone the ability to sell Insurance to their customers and improve the economy. For this - we need co-creators who share our vision. We want to do it together with a team of like-minded people who are in it to reinvent the way we do Insurance and potentially connect the entire ecosystem.
We want to grow fast while creating a sustainable business and bring about disruption in an industry, which is a post-COVID world, needs to be disrupted for the better!
We are focused on democratizing Insurance through technology. It is a cloud-based platform connecting distributors to the Insurance Ecosystem to sell and manage Insurance programs. We are creating a middleware connecting consumers, traditional insurance institutions, intermediaries, and service partners on a single platform. Basically, give distributors the ability access to the entire Insurance ecosystem via 1 API / 1 platform.
Our goal is simple - Provide a new way to do Insurance, which is secure, easy, and focuses on the consumer while staying compliant with the frameworks laid down by the regulator.
Bachelor’s degree or higher in Computer / Technology domain.
4-7 years of relevant work experience, preferably in a start-up environment/ building SaaS products.
Excellent coding skills with the ability to deliver in a hyper-growth phase.
Hands-on experience in JAVA and practical experience in developing and designing
scalable software solutions.
Excellent Problem-solving skills & amp; understanding of data structures in a complex environment.
Extensive experience in Spring, Hibernate and SpringBoot
Experience in building REST Services
Experience in integrating third party APIs (Payment gateways, SMS gateways, Accounting software APIs, APIs of CRM tools, etc.) into web applications
Experience in working with SQL and no SQL DBs (Preferably Mongo DB)
Working knowledge of Kubernetes and Docker is a plus
Knowledge of how insurance processes and past experience in working on insurance
applications is a plus.
- You will design, build and own APIs and Services, which will be the core of the product.
- You will participate in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
- You will part of developing ideas for new programs, products, or features by monitoring industry developments and trends.
- You will have to take lead on projects, compile and analyze data, processes, and codes to troubleshoot problems and identify areas of improvement.
REQUIREMENTS
- 3-5 years of experience in building highly scalable backend systems.
- Fluency or understanding of specific languages, such as JAVA, Operating System may be required, and Experience in Databases such as MySQL or Postgre SQL
- Strong understanding of Computer Science Fundamentals, Data Structures and Algorithms, SOLID Design Principles, and REST Patterns.
- Focus on efficiency, user experience, and process improvement.
- Excellent project and time management skills.
- Strong problem-solving and communication skills.
- Ability to work independently or with a group









