
Minimum 7-12 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, Hashmap, HashTable, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.

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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Requirements
- Bachelors/Masters in Computer Science or a related field
- 5-8 years of relevant experience
- Proven track record of Team Leading/Mentoring a team successfully.
- Experience with web technologies and microservices architecture both frontend and backend.
- Java, Spring framework, hibernate
- MySQL, Mongo, Solr, Redis,
- Kubernetes, Docker
- Strong understanding of Object-Oriented Programming, Data Structures, and Algorithms.
- Excellent teamwork skills, flexibility, and ability to handle multiple tasks.
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
- Ability to think and analyze both breadth-wise (client, server, DB, control flow) and depth-wise (threads, sessions, space-time complexity) while designing and implementing services
- Exceptional design and architectural skills
- Experience of cloud providers/platforms like GCP and AWS
Roles & Responsibilities
- Develop new user-facing features.
- Work alongside the product to understand our requirements, and design, develop and iterate, think through the complex architecture.
- Writing clean, reusable, high-quality, high-performance, maintainable code.
- Encourage innovation and efficiency improvements to ensure processes are productive.
- Ensure the training and mentoring of the team members.
- Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed.
- Research and apply new technologies, techniques, and best practices.
- Team mentorship and leadership.
Work Location: Bangalore
Job Type: Full-time
Experience Level: 5-10 years
Job Description:
We are looking for a talented Java Developer with a strong background in multithreading, microservices , Spring Boot, data structures and algorithms, and SQL, specifically within the banking sector. The ideal candidate will be responsible for designing and implementing high-performance applications that cater to our financial services.
Key Responsibilities:
- Develop and maintain robust, scalable Java applications using Spring Boot.
- Implement multithreading concepts to enhance application performance and responsiveness.
- Design and optimize data structures and algorithms for efficient data processing.
- Collaborate with business analysts and stakeholders to understand requirements and translate them into technical solutions.
- Write complex SQL queries and optimize database interactions to ensure high performance.
- Conduct code reviews and contribute to team best practices and standards.
- Troubleshoot and resolve issues in a timely manner, ensuring minimal impact on business operations.
- Stay updated with the latest trends in Java development and banking technology.
Required Qualifications:
- Bachelor’s degree in computer science, Information Technology, or a related field.
- Proven experience as a Java Developer, added advantage in the banking or financial services domain.
- Strong proficiency in Java, with a deep understanding of multithreading concepts.
- Hands-on experience with the Spring Boot framework and Microservices
- Solid understanding of data structures and algorithms and their application in solving complex problems.
- Proficient in SQL and experience with relational database management systems (e.g., Oracle, MySQL).
- Strong analytical and problem-solving skills, with the ability to work under pressure.
- Excellent communication skills and the ability to work
If interested, Kindly drop cv in linkedIn: linkedin.com/in/ranjini-c-n-36b674131
B.Tech./ BE - Computer, IT, Electronics only
Requirements:
- 3+ year of experience in Development in JAVA technology.
- Strong Java Basics
- SpringBoot or Spring MVC
- Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Any Caching Mechanism
- Good at problem solving
Skills:
- 3+ years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem solving skills.
- Ability to work in a fast paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding of AI/ML algorithms is a plus.
- Java
Agile and Kafka
Microservices
Springboot
NoSQL/MongoDB
Scrum
Requirements:
- Energetic self-starter, with a desire to work in a startup environment.
- Proficient in advanced Java programming skills.
- Expert in Application development cloud/on premise end to end. Middle layer, DB layer.
- Nice to have understanding on MQ and DB
- Good hands on in Complex Event Processing systems.
- Solved scale and performance issues while dealing with huge sets of data. Pre compute or data aggregation frameworks to achieve good response time.
- Real world experience working with large datasets and NoSQL database technologies
- Experience of debugging applications running on Unix like systems (e.g. Ubuntu, CentOS)
- Experience developing RESTful APIs for complex data sets
- Knowledge of container based development & deployment (e.g. Dockers, rkt)
- Expertise in software security domain, a plus
• Analyze user and system requirements
• Design flowcharts to illustrate software solutions
• Write efficient code based on feature specifications
• Develop user interfaces
• Prioritize and execute tasks in the software development life cycle
• Design database architecture
• Test and debug Java applications
• Validate software functionality and security
Requirements:
• Work experience on Java, Spring, Strurts , Hibernate, Microservice etc.
• Experience building Java EE applications.
• God knowledge of Database tool, Frontend Skills.
• Familiarity with Object-Oriented Design (OOD)
• Good knowledge of popular Java frameworks like JSF and Spring MVC
• Experience with test-driven development
• Problem-solving skills

We are looking for a Tech with a proficiency in backend technologies to design, develop a new state-of-the-art, paradigm changing product in software development. Responsibilities include evaluating technologies, developing proof-of concept prototypes, designing, and developing complete end-to-end products.
What would you be doing?
- should be able to mentor, guide, and train other engineers.
- should also be able to work with different stakeholders such as business owners, leadership, and customers.
- able to evaluate the business requirements, performance constraints, trade-offs and system limitations when developing software.
- should be well versed with new technologies and software development practices and be able to judge the trade-offs to make well thought out decisions, design choices and build the system for extensibility and robustness.
- The Django developer will be part of the core engineering team, entrusted with the complete architecture, design and development of the product.
- Work on a great product which empowers next generation entrepreneurs from its early phase
What makes you a suitable candidate?
- 1+ years of experience in designing and developing large scale, complex software applications
- Strong analytical, problem solving and design skills
- Strong knowledge of data structure, algorithms, and coding
- Proven experience in any high-level programming languages like Python, Django, DRF, Elasticsearch etc
- Knowledge of MVC architecture and hands-on experience with Spring, Spring security, Spring boot, and Hibernate framework
- Proven experience in database technologies (SQL, NoSQL, MongoDB).
- Working knowledge of developing Restful Micro services, ORM technologies etc
- Experience in container-based deployments
- Working experience in Amazon DynamoDB, Docker, AWS-Lambda
- Experience with Messaging technologies like Kakfa, RabbitMQ, redis etc
- Ability to multitask
- Good communication, organizational and leadership skills
Job Description:
We are looking for a Java Developer with experience in building high-performing, scalable,enterprise-grade applications.
You will be part of a talented software team that works on mission-critical applications. Java
developer roles and responsibilities include managing Java/Java EE application development
while providing expertise in the full software development lifecycle, from concept and design to
testing.
Responsibilities and Duties
• Contribute to all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs should follow compliance with specifications
• Prepare and produce releases of software components
• Support continuous improvement by investigating alternatives and technologies and
presenting these for architectural review
Qualifications
• BS/MS degree in Computer Science, Engineering, or a related subject
• Minimum 4.5 to 6 years of software development experience
• Proven hands-on Software Development experience
• Proven working experience in Java development
• Hands on experience in designing and developing applications using Java EE
platforms
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2,
Hibernate)
• Experience in the Spring Framework
• Very good English communication skills
• Optional:
o Good to have the knowledge of Angular JS framework.
o Experience to work on the Microservice architecture.
o Experience to work with Git hub & bitbucket.
o Agile methodology.
Skills- java , core java, J2EE, jee, spring, REST, Tomcat
Interested candidates can apply for the same
- 6 to 8 years of experience with the majority as Java engineer
- Strong hands-on experience on building the application using technologies Java, Spring/Springboot/Microservices
- Experience in building Micro Services using Spring Boot would be a plus
- Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.
- Own development, design, scaling and maintenance of application and messaging engines that power the central platform of Capillary's Cloud CRM product.
- Contribute to overall design and roadmap.
- Mentor Junior team members.
Required Skills:
- Innovative and self-motivated with passion to develop complex and scalable applications.
- 3-5 years of experience in software development with strong focus on algorithms and data structures.
- Strong coding and design skills with prior experience in developing scalable & high availability applications using Core Java/J2EE, Spring, Hibernate.
- Work experience with Relational databases is required (Primarily MySQL)
- Prior work experience with Non-Relational databases (primarily Redis, MongoDb) is an added plus.
- Strong Analytical and Problem Solving Skills.
- BTech

