
Wissen Technology is now hiring for Java Developer with hands on experience in Core Java, multithreading, algorithms, and data structure.
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.
Required Skills:
Experience - 3+.
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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Job Description:
- Location - Bangalore / Mumbai
- Notice period - Immediate to serving up to - oct 1st week
- Exp. - must be 5 -12 yrs
- 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 Experience into Microservices , Data structures , Oops , Algorithms, multithreading etc
- 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.
- Experience into High /Low level designing.
- 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.
Role:Java Developer
Job Description: We are looking for a talented and motivated Software Engineer with expertise in both Windows and Linux operating systems and solid experience in Java technologies. The ideal candidate should be proficient in data structures and algorithms, as well as frameworks like Spring MVC, Spring Boot, and Hibernate. Hands-on experience working with MySQL databases is also essential for this role.
Responsibilities:
● Design, develop, test, and maintain software applications using Java technologies.
● Implement robust solutions using Spring MVC, Spring Boot, and Hibernate frameworks.
● Develop and optimize database operations with MySQL.
● Analyze and solve complex problems by applying knowledge of data structures and algorithms.
● Work with both Windows and Linux environments to develop and deploy solutions.
● Collaborate with cross-functional teams to deliver high-quality products on time.
● Ensure application security, performance, and scalability.
● Maintain thorough documentation of technical solutions and processes.
● Debug, troubleshoot, and upgrade legacy systems when required.
Requirements:
● Operating Systems: Expertise in Windows and Linux environments.
● Programming Languages & Technologies: Strong knowledge of Java (Core Java, Java 8+).
● Frameworks: Proficiency in Spring MVC, Spring Boot, and Hibernate. ● Algorithms and Data Structures: Good understanding and practical application of DSA concepts.
● Databases: Experience with MySQL – writing queries, stored procedures, and performance tuning.
● Version Control Systems: Experience with tools like Git.
● Deployment: Knowledge of CI/CD pipelines and tools such as Jenkins, Docker (optional
Requirements
- Senior SD4 engineer/Principal Engineer/ Architect who has led or been part of platform teams inside a large/mid tech company
- Deep expertise working with any of the programming languages to write maintainable, scalable, unit-tested code.Python experience is a bonus - but not required
- Good understanding of REST APIs and the web in general and ability to build a feature from scratch & drive it to completion
- Experience with Kubernetes, Prometheus, Grafana, ELK stack, Load Balancing
- Experience in building a platform team on AWS for Product based companies/start-ups
What You’ll Do
- Build the core technology platform, including Automated provisioning of infrastructure, deployment, and monitoring of services
- Build a central services directory within an organization that shows the cost and health of all services and makes the management of microservices extremely easy
- This involves working with core infrastructure and understanding them in great detail - like Kubernetes, ServiceMesh, Service security
- Mentor/coach engineers to facilitate their development and provide technical leadership
About the Role
We are seeking a passionate and skilled Java + Kotlin Developer to join our growing engineering team. You’ll be responsible for building scalable backend systems and modern Kotlin-based applications, with opportunities to work on both Android and server-side development.
What You'll Do
- Develop and maintain robust backend services using Java and Spring Boot
- Design and implement modern applications using Kotlin (Android or Multiplatform)
- Work on APIs, microservices, and system integrations
- Collaborate with cross-functional teams in an Agile environment
- Write clean, maintainable, and testable code
Key Requirements
- 3+ years of hands-on experience with Java and Kotlin
- Strong grasp of Spring Boot, REST APIs, and microservices architecture
- Experience with Android Development or Kotlin on JVM
- Familiar with Git, Gradle, and CI/CD tools
- Bonus: Experience with Jetpack Compose, Kotlin Coroutines, or Kotlin Multiplatform
Good to Have
- Familiarity with cloud platforms like AWS / GCP
- Knowledge of Docker, Kubernetes, or DevOps practices
- Previous experience in a startup or fast-paced product environment
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- 2-7 Years of Experience
- Expertise in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Have knowledge about Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
- Ability to think and analyse both breadthwise (client, server, DB, control flow) and depth-wise (threads, sessions, space-time complexity) while designing and implementing services
Role & responsibilities
- Senior Java developer with 6 to 10 years of experience having worked on Java, SpringBoot, Hibernate, Microservices, Redis, AWS S3
- Contribute to all stages of the software development lifecycle
- Design, implement, and maintain Java-based applications that can be high-volume and low-latency
- Analyze user requirements to define business objectives
- Envisioning system features and functionality
- Define application objectives and functionality
- Ensure application designs conform to business goals
- Develop and test software
- Should have good experience in Code Review
- Expecting to be 100% hands-on while working with the clients directly
- Performing requirement analysis
- Developing high-quality and detailed designs
- Conducting unit testing using automated unit test frameworks
- Identifying risk and conducting mitigation action planning
- Reviewing the work of other developers and providing feedback
- Using coding standards and best practices to ensure quality
- Communicating with customers to resolve issues
- Good Communication Skills
Skills required are Java, microservice,Spring boot, and knowledge of AWS.
Location; Pune.
Job Description:
We are looking for talented Technical Managers to be part of the Product Engineering team. The candidate should have good experience with Java/J2ee based technologies and will be responsible for delivering features that are meaningful to the customer and consistent with the product vision through the management of a cross-functional team. The person will also contribute to the team as a servant leader and ensure that the team has everything needed to be successful.
Technical Competencies
- Strong Java/J2EE development experience with demonstrated ability to develop and troubleshoot large mission applications & Software Products
- Experience on exception handling, correct use of data structures, multi-threaded programming, memory management and application tuning
- Excellent exposure in Object Oriented Design skills using Java/J2ee along with:
- Core Java Language (Collections, Concurrency/Multithreading)
- JDBC concepts (connection pooling, statement, result set)
- Web Technologies (Struts/Struts 2, Spring (IOP, MVC, AOP), Hibernate, JSP, Web services)
- Database optimization and profiling
- Core/JEE/Integration Design patterns/UML
- Should have experience in Unit Testing
- Good hands on experience with RDBMS like MySQL/Oracle with ability to write SQL Queries/Stored Procedures/Triggers/Joins/View etc
- Practical application of software product development standards and methodologies including Agile, XP, Kanban, RUP and UML
- Ability to apply design patterns consistently and also accurate when building per design requirements
- Good experience in source control, unit testing, code verification, documentation, automated build, continuous integration, metrics, and code reviews.
- Demonstrated problem solving, analytic and troubleshooting skills.
- Strong written and oral communication skills are required to effectively engage internal stakeholders and their technical representatives.
Responsibilities:
- Manages the team in producing working software each iteration in accordance with the team’s commitments
- Facilitates planning sessions, team meetings, and other “rituals,” such as the daily standup, iteration planning, iteration kickoff, iteration review, and retrospectives
- Ensures that the backlog of work for the team is well-defined with respect to scope, clarity of requirements, and acceptance criteria
- Helps remove roadblocks to delivery success.
- Helps the team follow its defined process, and leads process improvement efforts
- Understands the client’s business strategy and objectives as it relates to the product being developed; ensures that the client’s expectations are met or exceeded.
- Oversees the completion of stories, ensuring that the team understands what “Done” means for each story.
- Interfaces between the team and the customer
- Communicates effectively within the team and with all stakeholders by providing high-quality visibility into planned and actual deliverables.
- Is a model developer, with sharp coding skills and a passion for excellence
- Participates in design and coding activities, and helps with requirements, analysis, and testing as needed
- Ensures that the architecture of the product is sound
- Ensures product quality through effective monitoring of quality trends, test automation, defect tracking and root cause analysis.
- Assures that all production deliveries meet acceptance, operational, and quality criteria
- Develops camaraderie and strong collaboration across both the 3Pillar team and client team,
- Actively demonstrates and teaches strong consulting skills to teammates,
- Understands the full set of product development capabilities and speaks to them holistically,
- Proactively develops a deep "trusted advisor" relationship with the primary buyer,
- Assists in developing strategies to take advantage of opportunities within the account and works collaboratively with the Client Partner to execute them
Benefits
- A competitive annual salary based on experience and market demands
- Flexi-timings
- Medical insurance with the option to purchase a premium plan or HSA option for your entire family
- In-house Food & Refreshments
- Regular Health check-up camps arranged by the company
- Recreational activities
- Business casual atmosphere









