
Strong Java Developer with hands-on experience in building, deploying, debugging, and supporting Java applications on Kubernetes-based container platforms.
Focus is on application development and deployment support rather than Kubernetes administration or security management. Experience with JMS/Messaging systems is preferred.
Primary skills required:
- Core Java
- Kubernetes (Application Deployment & Execution)
- Docker & Containerization
- Build & Deployment Support
- scripting can be python also if not java script
Kubernetes Certified Application Developer (CKAD) certification would be an added advantage.

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
🚀 Hiring: Java Developer at Deqode
⭐ Experience: 2+ Years
📍 Location: Mumbai
⭐ Work Mode:- 5 Days Work from Office
⏱️ Notice Period: Immediate Joiners
(Only immediate joiners & candidates serving notice period)
We are looking for a Java Developer (Mid/Senior) to join our Implementation & Application Support team supporting critical fintech platforms. The role involves backend development, application monitoring, incident management, and close collaboration with customers. Senior developers will handle escalations, mentor juniors, and drive operational excellence.
Key Responsibilities (Brief)
✅ Develop and support Java applications (Spring Boot / Quarkus).
✅Monitor applications and resolve production issues.
✅Manage incidents, perform root cause analysis, and handle ITSM tickets.
✅Collaborate with customers and internal teams.
✅(Senior) Lead escalations and mentor junior engineers.
Top Skills Required
✅ Java, Spring Boot, Quarkus
✅Application Support & Incident Management
✅ServiceNow / JIRA / ITSM tools
✅Monitoring & Production Support
✅Kafka, Redis, Solace, Aerospike (Good to have)
✅Docker, Kubernetes, CI/CD (Plus)
Objective of the Role:
The Application Developer’s primary objective is to design, create, and maintain integration solutions using Oracle Integration Cloud (OIC) to streamline business processes and enhance operational efficiency.
Main Role (Overall Accountability):
- Design, develop, and implement integration solutions using Oracle Integration Cloud (OIC) to connect various applications, systems, and services.
- Customize and configure OIC adapters, connectors, and components to meet specific integration requirements.
- Develop RESTful and SOAP web services for data exchange and communication between different systems.
- Demonstrate good knowledge of cloud technologies (e.g., AWS Lambda functions for integration with AWS services).
- Collaborate with business analysts and stakeholders to gather requirements and define integration workflows and data flows.
- Perform troubleshooting, debugging, and performance tuning of integration solutions to ensure optimal performance and reliability.
- Develop and maintain documentation for integration processes, interfaces, and configurations.
- Perform code reviews to ensure quality and consistency.
- Ensure adherence to coding standards, development methodologies, and security protocols throughout the software development lifecycle.
Personnel Specification
Education:
- Bachelor’s degree in Computer Science, Information Technology, or a related field.
Experience:
- 5 or more years of experience in the IT industry.
- Experience in cloud-based integration platforms.
Skills and Abilities:
- Proven experience in designing, developing, and implementing integration solutions using OIC.
- Strong understanding of RESTful and SOAP web services, JSON, and other data formats.
- Experience in cloud-based integration platforms, writing AWS Lambda functions, and creating integrations across various channels.
- Strong knowledge of OIC API integrations.
- Strong understanding of SOAP-based and REST-based services.
- Strong development skills in Java.
- Strong knowledge of authentication methodologies used in integration platforms (OAuth, JWT, Basic Auth, etc.).
- Strong knowledge of OIC GEN2 and GEN3.
Note: This position is for the Bahrain region and is a full-time opportunity.
Role & Responsibilities
Design, develop, and implement high-quality software solutions for payment processing.
Maintain a regular release cadence and manage the product backlog.
Ensure timely and lossless communication across teams.
Uphold engineering values and best practices.
Collaborate with international teams to ensure successful product development and delivery.
Ideal Candidate
A strong technical background in software engineering and architecture, with experience in modern programming language
Ability to work independently with very little direction, taking full ownership of projects.
Identifying blind spots, anticipate challenges, and prioritize work effectively
Exceptional communication and organizational skills.
A Bachelor's degree in Computer Science, Engineering, or equivalent experience.
8+ years of relevant experience preferred
Proficiency using Python, Kafka, Kubernetes, and AWS
Experience with Distributed Task Queues such as Celery and RabbitMQ is preferred.
Experience with RDBMS/SQL is also preferred.
We are seeking an experienced and highly skilled Java (Fullstack) Engineer to join our team.
The ideal candidate will have a strong background in both Back-end JAVA, Spring-boot, Spring Framework & Frontend Javascript, React or Angular with ability to salable high performance applications.
Responsibilities
- Develop, test, and deploy scalable and robust backend services Develop, test & deploy scalable & robust back-end services using JAVA & Spring-boot
- Build responsive & user friendly front-end applications using modern Java-script framework with React
- or Angular
- Collaborate with architects & team members to design salable, maintainable & efficient systems.
- Contribute to architectural decisions for micro-services, API’s & cloud solutions.
- Implement & maintain Restful API for seamless integration.
- Write clean, efficient & res-usable code adhering to best practices
- Conduct code reviews, performance optimizations & debugging
- Work with cross functional teams, including UX/UI designers, product managers & QA team.
- Mentor junior developers & provide technical guidance.
Skills & Requirements
- Minimum 5 Years of experience in backend/ fullstack development
- Back-end - Core JAVA/JAVA8, Spring-boot, Spring Framework, Micro-services, Rest API’s, Kafka,
- Front-end - JavaScript, HTML, CSS, Typescript, Angular
- Database - MySQL
Preferred
- Experience with Batch writing, Application performance, Caches security, Web Security
- Experience working in fintech, payments, or high-scale production environments
• Expertise in OOPS and coding practices and exposure to TDD
• Should be able to define deployment roadmap and requirements for DevOps implementation.
• Versatile in choosing appropriate tools and frameworks for the Core and advance java development procedures.
• Good in Spring Boot and latest java methodologies to suggest best practices and proven solutions to the business.
• Expert in service oriented solutions and micro services architecture (REST). Should have been a part of monolithic to micro services rearchitecture.
• Exposure towards No-Sql databases such as Cassandra or Mongo DB.
Core Experience:
•Experience in Core Java, J2EE, Spring/Spring Boot, Hibernate, Spring REST, Linux, JUnit, Maven, Design Patterns.
• Sound knowledge of RDBMS like MySQL/Postgres, including schema design.
• Exposure to Linux environment.
• Exposure to Docker and Kubernetes.
• Basic Knowledge of Cloud Services of AWS, Azure, GCP cloud provider.
• Proficient in general programming, logic, problem solving, data structures & algorithms
• Good analytical, grasping and problem-solving skills.
Secondary Skills:
• Agile / Scrum Development Experience preferred.
• Comfortable working with a microservices architecture and familiarly with NoSql solutions.
• Experience in Test Driven Development.
• Excellent written and verbal communication skills.
• Hands-on skills in configuration of popular build tools, like Maven and Gradle
• Good knowledge of testing frameworks such as JUnit.
• Good knowledge of coding standards, source code organization and packaging/deploying.
• Good knowledge of current and emerging technologies and trends.
Job Responsibilities:
• Design, Development and Delivery of Java based enterprise-grade applications.
• Ensure best practices, quality and consistency within various design and development phases.
• Develop, test, implement and maintain application software working with established processes.
Work with QA and help them for test automation
• Work with Technical Writer and help them documenting the features you have developing.
Education and Experience:
• Bachelor’s / master’s degree in computer science or information technology or related field
Required Skills/Qualifications:
∙ B.Tech/MCA in Comput
Required Skills/Qualifications:
Any Backend Technology is acceptable
∙ B.Tech/MCA in Computer Science or equivalent with 1-3 years’ experience with server-side web application development.
∙ Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.
∙ Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.
∙ Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.
∙ Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.
∙ Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.
∙ Understanding of Version Management Tools like GitHub.
er Science or equivalent with 1-3 years’ experience with server-side web application development.
∙ Extensive development experience using LAMP or MEAN stack, RESTful web services or Node.js, HTML and CSS.
∙ Good understanding of Data structures and Relational Databases like MySQL or NoSQL Databases like MongoDB.
∙ Experience working with services in AWS such as EC2, RDS, and ELBs and have knowledge of VPCs.
∙ Experience with server side and client side MVC frameworks, Kafka Ansilble,Jenkins.
∙ Exposure to Continuous Integration (CI) and Continuous Deployment (CD), automated testing and agile development methods.
∙ Understanding of Version Management Tools like GitHub.
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 application development while providing expertise in the full software development lifecycle, from concept and design to testing.
Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.
Experience : 2+ years
Location : Mumbai (WFO only) Initial few months work from home
Notice Period : 0 to 30 days ( Immediate joiners are preferred)
Roles & Responsibilities :
(This role encompassing both API engineering using Java stack and web development
Experience in designing, developing, testing and successfully deploying critical and complex projects.)
- Contribute in all phases of the development lifecycle
- Write well designed, testable, efficient code
- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
· Build reusable code and libraries for future use
Required Skill set :
· Java background with a minimum of 3+ years experience in Java technologies.
· Experience in designing and developing application backend using frameworks like Spring Boot, Spring MVC, Jersey, JPA, Hibernate, SQL, Linux, JSON, XML, OAuth etc.
· Well & good if has Experience with frontend technologies
· Experience with both SQL and NoSQL database systems and writing SQL queries
· Strong experience building, designing, and consuming Restful web services.
· Exposure of Cloud Infrastructure - AWS and Alibaba Cloud
· Excellent understanding of ORM and Database concepts
· Experience with developing unit test code using JUNIT, Power Mock/EasyMock/Mockito etc.
· Experience with Git, Maven and CI/CD pipelines to deploy on Cloud applications
· Experience & knowledge on Micro services Architecture and API development using Java, spring, Spring Boot
· Experienced in roles conducting requirements gathering, writing user stories, creating application design and using design patterns
· Good knowledge on credentials/secrets management and data encryption techniques
· Good knowledge on coding standards, design patterns, unit testing.
· Good hands-on BitBucket/Github is preferred.










