Java Application Developer

Position Title : Java Full Stack Developer

Location : Noida Sector 125

Experience : 5+ Years

Availability : Immediate

Job Summary :

We are looking for a Java Full Stack Developer with expertise in Microservices architecture to join our team.

The ideal candidate should have hands-on experience in Java, Spring Boot, Hibernate, and front-end technologies like Angular, JavaScript, and Bootstrap. You will work on enterprise-grade applications that enhance patient safety worldwide.

Key Responsibilities :

• Design, develop, and maintain applications based on Microservices architecture.
• Work with Java, Spring Boot, Hibernate, Angular, Kafka, Redis, and Hazelcast to build scalable solutions.
• Utilize AWS, Git, Nginx, Tomcat, Oracle, Jira, Confluence, and Jenkins for development and deployment.
• Collaborate with cross-functional teams to develop enterprise applications.
• Develop intuitive UI/UX components using Bootstrap, jQuery, and JavaScript.
• Ensure applications meet performance, scalability, and security requirements.
• Participate in Agile development while efficiently handling changing priorities.
• Conduct code reviews, debugging, and performance optimization.

Required Skills & Qualifications :

✔ 5+ Years of hands-on experience in Java 7/8, Spring Boot, and Hibernate.

✔ Strong understanding of OOP concepts and Design Patterns.

✔ Experience working with relational databases like Oracle/MySQL.

✔ Proficiency in Bootstrap, JavaScript, jQuery, HTML, and Angular.

✔ Hands-on experience in Microservices-based application development.

✔ Strong problem-solving, debugging, and analytical skills.

✔ Excellent communication and collaboration skills.

✔ Ability to adapt to new technologies and handle multiple priorities.

✔ Experience in developing high-quality web applications.

Good to Have :

➕ Exposure to Kafka, Redis, and Hazelcast.

➕ Experience working with cloud-based solutions (AWS preferred).

➕ Familiarity with DevOps tools like Jenkins, Docker, and Kubernetes.

Why Join Us?

✅ Work on cutting-edge technologies and enterprise-level applications.

✅ Collaborative and innovative work environment.

✅ Competitive salary and career growth opportunities.

JOB DESCRIPTION:

Location: mumbai

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 7 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

 For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

About the Role

We are building a scalable, web-based CRM platform designed to manage client records, matter updates, workflow tracking, and role-based access control. We are seeking an experienced Backend Developer to design, develop, and maintain the server-side architecture powering our CRM system.

This role requires strong experience in building secure, API-driven applications with structured database design and performance optimisation.

Key Responsibilities

• Design and develop backend architecture for a web-based CRM platform
• Build and maintain RESTful APIs for frontend integration
• Implement authentication and authorisation (JWT/OAuth, RBAC)
• Develop secure login and user management systems
• Design scalable relational database schemas (PostgreSQL/MySQL)
• Implement workflow logic for matter updates and task tracking
• Ensure high performance, security, and data integrity
• Integrate third-party services (email, notifications, file storage, etc.)
• Write clean, testable, and well-documented code
• Participate in system design and architectural discussions
• Support deployment and DevOps processes where required

Technical Requirements (Must Have)

• Strong experience in one of the following:
• 
  
• Node.js (Express/NestJS)
• Python (Django/FastAPI)
• Java (Spring Boot)
• Experience building REST APIs
• Solid understanding of relational databases (PostgreSQL preferred)
• Experience with authentication & role-based access control
• Knowledge of secure coding practices
• Experience with Git and version control workflows
• Understanding of deployment on AWS/Azure/GCP
• Experience with Docker (preferred)

Good to Have

• Experience building CRM, SaaS, or ERP systems
• Multi-tenant architecture experience
• Background in workflow engines or task automation systems
• Experience with caching (Redis)
• CI/CD pipeline knowledge
• Familiarity with frontend frameworks (React preferred)

What We’re Looking For

• Strong problem-solving ability
• Clean architecture mindset
• Ability to think long-term and design scalable systems
• Experience working independently in a startup or product environment
• Clear communication skills

Project Scope (Current Phase)

• Secure login & signup
• Matter management module
• Role-based access
• Task & workflow management
• Reporting APIs
• Future scalability planning

Experience Required

• 3+ years backend development experience
• Proven experience building production-level web applications

How to Apply

Please share:

• Resume
• GitHub or code samples
• Description of previous backend systems built
• Notice period / availability

Role & responsibilities

1. Develop and maintain native Android applications using Kotlin and Java.

2. Familiarity with RESTful APIs to connect Android applications to back-end services

3. Work with APIs, third-party libraries and Familiarity with MVC, MVVM.

4. Proficient in code versioning tools including GitHub and Gitlab.

5. Familiarity with push notifications,and cloud messaging.

6. Identifying potential problems and resolving application bugs.

7. Fixing application bugs before the final release.

8. Publishing application on Play Store.

9. Maintain code quality and Ensure the performance, quality, and responsiveness of applications.

10. Collaborate with cross-functional teams for seamless integration.

11. Stay up to date with the latest industry trends and technologies.

Preferred candidate profile

• Minimum 3+ Years of Android Developer Experience or Created an App Before.
• Strong knowledge of Kotlin and Java.
• Experience with Jetpack Compose, Android Jetpack Components, Room, and Coroutines.
• Experience with UI/UX Designing, RESTful APIs and third-party libraries.
• Understanding of agile development methodologies.
• Strong problem-solving and debugging skills.
• Excellent communication and teamwork abilities.
• Knowledge of Firebase Integration is an added advantage.
• Previous experience in fintech industry considered as plus point.

Perks and benefits

• Competitive Salary and Professional development opportunities and training.
• Opportunity to work with cutting-edge technologies in a fast-paced environment.
• Collaborative and supportive work environment.

• Design and build applications for the iOS platform
• Ensure the performance, quality, and responsiveness of applications
• Collaborate with a team to define, design, and ship new features
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization
• (Add other responsibilities here that are relevant)

• Proficient with Objective-C or Swift (depending on project requirements), and Cocoa Touch
• Experience with iOS frameworks such as Core Data, Core Animation, etc.
• Experience with offline storage, threading, and performance tuning
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Knowledge of other web technologies and UI/UX standards
• Understanding of Apple’s design principles and interface guidelines
• Knowledge of low-level C-based libraries is preferred
• Experience with performance and memory tuning with tools (such as Instruments and Shark, depending on project needs)
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimization
• Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
• Familiarity with continuous integration
• (Make sure to mention any frameworks, libraries, or any other technology relevant to your project)
• (List education level or

We have opening position for Java Fullstack Developer

Role: Java FullStack Developers
Experience: 7-12 Years
Location: Pan India  Remote working -full time

Please find the JD below.

• 7+ years of strong Java & J2EE working experience
• 5+ years’ experience with web 2.0 technologies including use of OO JavaScript, Ajax, JS libraries (e.g. Ext Js/jQuery/DOJO/ etc.) Bootstrap, Angular or React, HTML 5, CSS, JSON, and strong understanding of browser compatibility issues.
• Micro services development build and deployment experience with CICD build pipeline.
• 3+ years’ experience with frameworks like spring, hibernate, jpa and databases like Oracle, PostgreSQL and NoSQL
• Experience using Agile software development methodologies.
• Shows interest around Quality and QA process.
• Excellent verbal and written communication skills in English.
• Ability to effectively document artifacts and processes, then explain them to others.
• Knowledge of OOAD principles and methodologies (e.g. UML).
• Experience using GIT and issue tracking tools such as JIRA.
• Cloud-based applications leveraging AWS.
• Working experience in AEM 6.0+ implementation is desirable.
• Experience working with geographically distributed teams is a plus
• Exposure to developing multi-tier, scalable, and browser-based applications.
• Ability to deal well with complex use cases and ambiguous problems.
• Proactive and ability to learn quickly.
• Experience to lead and mentor other developers

• IMMEDIATE JOINEE
  BA/BS degree in Computer Science or related technical field or equivalent work experience. MS degree is preferred.
• 9+ years development experience in JAVA (using OO Design and Analysis, Design Patterns, etc.)
• High experience in Java 8 with hands on coding Required.
• 4+ years’ experience building highly scalable, distributed and reliable Restful Web Services using Spring, Jersey, etc.
• Should have knowledge on Cloud applications preferably on AWS.
• Knowledge on building Front end applications using JavaScript, AngularJS, HTML5, CSS3.
• Experience with relational DBs like MySQL and NoSQL Database like MongoDB, Solr/Lucene will be a plus.
• Experience with Tomcat, Jax-RS, REST, JPA, IntelliJ, Groovy, Hibernate is must.
• Experience with build technologies like Gradle, Jenkins will be a plus.
• Experience with Test Driven Development using TestNG/Junit testing frameworks.
• Experience working with version control like GIT.
• 8+ years (or more) experience shipping quality code
• 4+ years’ experience with leading frontend frameworks like Angular 1 to 8 or ReactJS, etc.
• Experience on Ionic Framework, Cardova
• Experience contributing front-end code to a publicly available, consumer-focused web application.
• Solid experience and understanding of HTML5, CSS3, and Javascript (vanilla JS and popular libraries like Underscore.js and jQuery)
• Experience with REST-based APIs
•