
We are seeking a skilled Java Developer with 5+ years of experience in Java, Camunda, Apache Camel, Kafka, and Apache Karaf. The ideal candidate should have expertise in workflow automation, message-driven architectures, and enterprise integration patterns. Strong problem-solving skills and hands-on experience in microservices and event-driven systems are required.

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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 clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• working knowledge of Kafka
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
ompany Name – Wissen Technology
Group of companies in India – Wissen Technology & Wissen Infotech
Job Title: Java Developer
Experience range:- 3-6 Years
Location:- Chennai
Face 2 Face Drive : Friday & Saturday (11th & 12th July 2025)
· Strong written/verbal communication skills
· Minimum 3+Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork joins pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
- Good experience in Spring boot.
- Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
- Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, 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.
We are looking for a skilled Java Developer with hands-on experience in Java, Spring Boot, and Microservices architecture to join our dynamic development team. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable applications that meet the needs of modern enterprise systems.
Key Responsibilities:
💠Design, develop, test, and deploy Java-based applications using Spring Boot and Microservices.
💠Collaborate with product managers, architects, and cross-functional teams to understand requirements and deliver solutions.
💠Build and maintain RESTful APIs for various business functionalities.
💠Participate in code reviews, debugging, and performance tuning.
💠Ensure best practices in code quality, security, and software development lifecycle (SDLC).
💠Maintain and improve existing systems and troubleshoot issues as needed.
💠Implement and manage containerized applications (e.g., using Docker, Kubernetes) where applicable.
💠Integrate third-party APIs and work with database systems (SQL and/or NoSQL).
💠Monitor and maintain application performance and scalability.
Required Skills & Qualifications:
💠Bachelors/Masters degree in Computer Science, Engineering, or related field.
💠Strong proficiency with Spring Boot and the broader Spring Framework.
💠Proven experience in building and deploying Microservices.
💠Knowledge of RESTful web services and API design.
💠Experience with databases like MySQL, PostgreSQL, or MongoDB.
💠Familiarity with CI/CD tools (e.g., Jenkins, GitLab CI) and version control systems like Git.
💠Understanding of containerization tools (Docker, Kubernetes is a plus).
💠Strong problem-solving and communication skills.
2. Hands-on experience with Hibernate/JPA
3. Added advantage if known MicroServices and Design Patterns
4. Experience working with tools like Git, Jenkins, Maven
5. Working knowledge with Oracle or MySQL Database
6. Strong agile/scrum development experience

Founded in 2012,leader in high-assurance digital identity verification technology. Named to Forbes’ 2019 AI 50 list as one of America’s most promising AI companies, and a recent winner of API World’s Best Data API, technology applies artificial intelligence and machine learning techniques with trusted online/offline data intelligence from email, address, phone, IP, social media and the broader Internet to verify identities in real-time. Customers include three of the top five U.S. banks, seven of the top 10 U.S. card issuers, as well as the majority of leading digital banks, lenders and insurers across the U.S. We are funded by some of the world's best investors and entrepreneurs including Scale Venture Partners, Commerce Ventures, Work-Bench, Santander InnoVentures and Two Sigma Ventures.
The only way we can further our mission of becoming the single, trusted source of identity verification and eliminating identity fraud is by building the best team on the planet. This is where you come in!
We are hiring Software Engineers across all levels in Chennai!
What You'll Be Doing:
- You will partner with our globally distributed cross-functional teams (Product, Infrastructure, Engineering, Data Science) to conceptualize and develop new features and products in an Agile environment.
- You will own end-to-end delivery of software components all the way to production, owning team features or systems.
- You will be building web services and REST APIs at scale, and producing high-quality results with direct business impact.
- You will be monitoring and improving existing deployments, ensuring that we are continuously improving our product.
- You will be assisting our QA and support team in triaging and resolving production issues and addressing bugs.
What You'll Bring:
- You are interested in our tech stack (Java or Scala, SQL Databases, NoSQL, Microservices, and AWS)
- You will have strong computer science fundamentals: data structures, algorithms, various programming languages, distributed systems, etc.
- You understand engineering best practices and seek to improve engineering standards, tooling and processes.
- You write “good code” - easily understandable, secure and testable!
- You are comfortable helping drive technical decisions within our Engineering team.
- You have experience building applications at scale.
Perks & Benefits:
- Competitive base salary
- Equity - every employee is a stakeholder in our enormous upside
- A tech-first company culture driven by entrepreneurial thinking and talent
- A great team working in unison towards the same mission
- Transparency is what our product is built on—and so is our culture
- Daily catered lunch and snacks
- Generous health insurance for employees and dependents
- Flexible work schedule and work-from-home options
- Flexible PTO
We are an equal opportunity employer and value diversity of all kinds at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
Job Role & Responsibility:
VMWare NSBU HCX team is looking for passionate engineers with a startup mindset and ready to solve business problems by applying technical engineering knowledge. You will be a part of enterprise class HCX cloud mobility platform to help customers solve datacenter evacuation, consolidation and hybrid cloud use cases. You’ll be part of a dynamic engineering team where a passion for innovation is a key to address technical problems, improve performance and scalability and focus on continuous improvement is of paramount importance. You will be a part of R&D development team focused on various aspects of HCX ranging from workload mobility to networking in the context of hybrid cloud paradigm. As part of the job, you will work with senior architects and other engineers of the team to deliver world class enterprise class product.
Required Skills:
- Background with Computer Science fundamentals (based on a BS or MS in CS or related field) with 4+ years of substantial professional experience
- Strong programming skills in Java/Go/Python
- Knowledge of distributed systems
- Understanding of Micro Services architecture, REST APIs Design and Development
- Understanding of Kubernetes, Kafka, No-sql, Java/Sprint, Client MVC
- Exposure to one or more UI technologies
- Organized and passionate about details; able to effectively perform multiple/concurrent tasks within deadlines in a dynamic environment
Preferred Skills:
- Strong knowledge about virtualization, and/or container technologies
- Experience in SDN/Networking/Network Management domain is added plus
- Exposure to AWS, Azure is added plus
- Strong fundamentals in data structures, algorithms.
- Strong fundamentals in Core Java/J2EE.
- Familiarity with any one of Spring, Struts, Hibernate frameworks.
- Familiarity with code design principles, patterns, and best practices in java.
- Understanding of SQL and NoSQL databases.
- IDE/Tools - Eclipse, NetBeans, Ant, Maven, Gradle
- Web Technologies - XML/XSD, HTML 5.0, CSS 3.0, JavaScript, JQuery, YUI
- Configuration Management - GIT, Subversion SVN
- Active participation in one or more open-source projects is a strong plus
- Familiarity with the AWS cloud ecosystem is a strong plus.
- OCJP certified will be an added advantage.
- Hands-on with *Unix/Windows based systems.
Location: Hyderabad, India
Nisum is a leading global digital commerce firm headquartered in California, with services spanning digital strategy and transformation, insights and analytics, blockchain, business agility, and custom software development. Founded in 2000 with the customer-centric motto “Building Success Together®,” Nisum has grown to over 1,400 professionals across the United States, Chile, India, and Pakistan. A preferred advisor to leading Fortune 500 brands, Nisum enables clients to achieve direct business growth by building the advanced technology they need to reach end customers in today’s world, with immersive and seamless experiences across digital and physical channels.
What You’ll Do
Coding in Java8, Spring, Microservices, WebFlux/Reactive Programing, Rest services, Kafka, PCF, Azure, Spring Cloud Config and NoSQL technologies.
Solve technical problems using cutting-edge technologies and best practices.
Ensure code meets the required development standards and is optimized for performance.
Unit testing for each line of new code introduced (JUnit/Mockito)
Peer code review process using GIT pull requests and Crucible (for SVN)
Propose multiple solutions to a problem, show how one option is better than another.
Ensure all aspects of technical design are correctly incorporated.
Contribute in research and implementing POC’s as required.
Collaborating with onsite team in scrum ceremonies.
Who you are
Senior developer using technical skills in Java8, J2EE, Spring boot(rest services), Web Services(Rest & SOAP), WebFlux, Spring Cloud Config, Maven/Gradle, JUNIT/TestNG, Mockito/JMock/EasyMock, JIRA, XML, JSON, EhCache/MemCache/Redis with skills in JMS, Kafka
Experience with hands on any one of the cloud platforms like PCF, Azure
Need hands on skills using NoSQL databases (Cassandra, MongoDB), SQL(Oracle/DB2/MySQL)
Experience with UI development skills to the level of debugging and enhancements.
Experience with expertise in code quality and coding standards.
Need to applying different design patterns, especially GoF, J2EE and Integration design patterns.
Making sure implementing unit testing for each line of new code introduced (JUnit/Mockito).
Ensuring the code meets the required development standards and is optimized for performance.
Education
Bachelor’s / Master’s degree in specific technical fields like computer science, math, statistics preferred; or equivalent practical experience.
Proficient with full development stack (MySQL, Redis, Memcached, MVC frameworks, jQuery, Server Administration, CSS, HTML, etc) and understanding of OOP design, AJAX, jQuery, and MySQL
Understands how to build an optimized web app and has experience with caching and other scaling techniques
The desire and energy to work long hours so that we can continuously improve our website at the quickest pace possible
Passionate about working in a startup and creating a great product
Must love to program, must be willing to learn, and must be creative. If you are the type of person who finds learning a new technology or language an exhilarating experience, you will love it here.
Must be able to show us projects and or websites that you have created. Bonus points if you’ve created these projects/websites outside of your work (we love seeing proof of how much you love technology and coding).
Education - relevant degree in Engineering preferable
- Strong experience with REST/SOAP web services, JSON, XML and design patterns.
- Good knowledge of Data Structures and Advance DS
- Proficient in test-driven development, latency problem solving, architecture solving and high-level troubleshooting.
- Good understanding of Database and SQL queries.
- Highly proficient in analytical and problem-solving skills with attention to details.
- Demonstrated Agile (Scrum) experience.
- Experience with full software lifecycle and deploying applications to Production.
- Must be a self-starter/self-directed member of the team.
- Must have the ability to translated user requirements into design and implementation.
- Highly proficient in written and communication skills.






