Java Developer

Must have

Experience in the Core Java development 

Good understanding of Object Oriented Design, Design Patterns and data structure algorithms

Experience in Multi-threading, Hashmaps, Collection arrays

Experience in Java collections

Experience in developing applications using Spring Boot

Proficient in building Micro Services with Java 1.8 or higher, J2EE, Spring, Spring Boot.

Proficient with No SQL and Relational Databases

Hands on experience in Unit testing frameworks like Junit / Mockito OR TDD

JOB DESCRIPTION

Experience: 4-9 years

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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 a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. 4-9 years
• 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 client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Job Description:

We are looking for a highly skilled Full Stack Developer with a strong background in Angular, Java, Angular, and Cloud Server to join our dynamic team. The ideal candidate will have 4-8 years of professional experience in developing, enhancing, and maintaining scalable web applications and enterprise solutions.

Key Responsibilities:

• Design, develop, and maintain high-quality, scalable, and secure web applications using Angular and Java.
• Work on front-end development using Angular to create responsive and user-friendly interfaces.
• Implement back-end functionalities using Java and Struts frameworks.
• Develop, manage, and optimize SQL Server databases.
• Collaborate with cross-functional teams, including product managers, designers, and QA engineers, to deliver robust solutions.
• Ensure code quality through code reviews, testing, and adherence to coding standards.
• Debug and resolve technical issues and performance bottlenecks.
• Stay updated with the latest technologies and contribute to improving the development processes.

Required Skills:

• Proficiency in Angular for front-end development.
• Strong experience with Java and Struts for back-end development.
• Expertise in working with cloud and SQL Server for database management.
• Familiarity with RESTful APIs and integrating front-end and back-end components.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork abilities.

Preferred Skills:

• Knowledge of Agile development methodologies.
• Experience with version control tools like Git.
• Familiarity with CI/CD pipelines and deployment strategies.
• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
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If you are passionate about technology and thrive in a fast-paced environment, we’d love to hear from you!

Java Full Stack Developer – Angular

Location: Mumbai

Experience: 7–9 Years

Notice Period: Immediate Joiners / Up to 15 Days

Job Description:

We are looking for an experienced Java Full Stack Developer with strong hands-on experience in Java and Angular. The candidate should have good experience in developing scalable web applications, RESTful APIs, and enterprise applications. Strong problem-solving skills and practical coding experience are required.

Job Summary

We are looking for an experienced Senior Java + Angular Developer with 8+ years of strong hands-on experience in designing and developing scalable enterprise applications. The ideal candidate should have strong expertise in Java, Spring Boot, Angular, REST APIs, Microservices, and SQL, along with experience in delivering end-to-end applications.

Key Responsibilities

• Design, develop, and maintain scalable applications using Java, Spring Boot, and Angular.
• Develop and maintain RESTful APIs and Microservices.
• Build responsive and reusable front-end components using Angular.
• Work with TypeScript, HTML, CSS, JavaScript, and Angular frameworks.
• Develop business logic and backend services using Core Java and Spring Boot.
• Design and implement database solutions using SQL and relational databases.
• Integrate front-end applications with backend REST APIs and external systems.
• Implement secure, scalable, and high-performance application architecture.
• Perform code reviews and ensure adherence to coding and design standards.
• Troubleshoot application issues and perform root-cause analysis.
• Write unit and integration tests and ensure code quality.
• Collaborate with product owners, business analysts, QA engineers, and other development teams.
• Participate in requirement analysis, technical design, development, testing, deployment, and production support.
• Mentor junior developers and contribute to technical decisions and best practices.

Required Skills

• 8+ years of software development experience.
• Strong hands-on experience in Java/J2EE.
• Strong experience with Spring Boot and Spring Framework.
• Good experience in Microservices architecture.
• Strong hands-on experience with Angular 8+.
• Strong knowledge of TypeScript, JavaScript, HTML5, and CSS3.
• Experience developing and consuming REST APIs.
• Strong knowledge of SQL and relational databases such as MySQL, PostgreSQL, or Oracle.
• Good understanding of Object-Oriented Programming, design patterns, and data structures.
• Experience with Git and CI/CD practices.
• Good understanding of Agile/Scrum development methodologies.
• Strong debugging, troubleshooting, and problem-solving skills.

Good to Have

• Experience with AWS / Azure / GCP.
• Knowledge of Docker and Kubernetes.
• Experience with Kafka or other messaging systems.
• Experience with CI/CD tools such as Jenkins, GitLab CI, or Azure DevOps.
• Knowledge of Spring Security / OAuth2 / JWT.
• Experience with performance optimization and distributed systems.

JOB DESCRIPTION

Experience: 4 to 10 years

Location- Bangalore/ Mumbai

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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 a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. 4 to 10 years
• 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 client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Java Full Stack Developer

Experience

5–8 Years (can be adjusted based on requirement)

Required Skills

Backend (40%)

• Strong experience in Java 8/11/17
• Hands-on experience with Spring Boot
• Good knowledge of Microservices Architecture
• Experience in developing and consuming REST APIs
• Familiarity with Spring Data JPA/Hibernate
• Understanding of authentication mechanisms such as JWT/OAuth
• Experience with SQL databases (MySQL, PostgreSQL, Oracle, etc.)
• Knowledge of Git, Maven/Gradle, and CI/CD practices is preferred

Frontend (60%)

• Strong experience in Angular (v10 or above preferred)
• Proficiency in TypeScript, HTML5, CSS3, JavaScript
• Experience with Angular Components, Services, Routing, RxJS, Forms, and State Management
• Knowledge of responsive UI development and REST API integration
• Experience with Angular Material or Bootstrap is an advantage

Responsibilities

• Develop and maintain scalable web applications using Java and Angular.
• Design and implement RESTful APIs using Spring Boot and Microservices.
• Build responsive and user-friendly interfaces using Angular.
• Collaborate with cross-functional teams to design, develop, test, and deploy applications.
• Troubleshoot, optimize, and enhance application performance.
• Participate in code reviews and follow coding standards and best practices.

Preferred Skills

• Experience with Docker and Kubernetes.
• Exposure to cloud platforms such as AWS, Azure, or GCP.
• Knowledge of Agile/Scrum methodologies.
• Familiarity with SonarQube, Jenkins, or other DevOps tools.

Skill Split

• Java, Spring Boot & Microservices: 40%
• Angular: 60%

Cognizant is seeking a highly skilled Senior Java Full Stack Developer with strong expertise in Core Java, enterprise application development, and modern web technologies. The ideal candidate should possess exceptional analytical and problem-solving abilities, demonstrate strong coding proficiency, and have extensive hands-on experience developing and maintaining enterprise-grade applications using Spring MVC, Hibernate, Oracle, Kafka, and React JS.

The successful candidate will be responsible for designing, developing, optimizing, and supporting mission-critical business applications while collaborating with cross-functional teams in a fast-paced Agile environment.

Key Responsibilities

• Design, develop, enhance, and maintain scalable, high-performance Java-based enterprise applications.

• Analyse complex business requirements and translate them into efficient, maintainable, and scalable technical solutions.

• Write clean, optimized, reusable, and well-documented code following industry best practices and coding standards.

• Troubleshoot, debug, and resolve complex application issues while ensuring system stability and performance.

• Perform code reviews and mentor junior developers to ensure high-quality software delivery.

• Optimize application performance through code refactoring, tuning, and continuous improvement initiatives.

• Develop and maintain RESTful services and backend components.

• Work extensively with Oracle databases, including query optimization and performance tuning.

• Collaborate with business analysts, QA teams, architects, and stakeholders throughout the software development lifecycle.

• Contribute to frontend development using React JS and modern JavaScript frameworks.

• Participate actively in Agile ceremonies including sprint planning, reviews, retrospectives, and daily stand-ups.

Mandatory Technical Skills

Core Java Expertise

• Strong hands-on experience in Core Java development.

• Ability to independently solve complex coding and algorithmic problems.

• Deep understanding of:

o String Handling & Immutability

o Collection Framework

o Concurrency & multi-threading

o Object-Oriented Programming (OOP)

o Exception Handling

o JVM Internals

o Design Patterns

Backend Development

• Spring MVC

• Hibernate / JPA

• REST API Development

• Apache Kafka

• Oracle Database

• SQL, Query Optimization, and Database Performance Tuning

Frontend Development

• React JS

• JavaScript (ES6+)

• HTML5

• CSS3

Essential Competencies

• Strong analytical thinking and problem-solving capabilities.

• Ability to explain technical decisions, trade-offs, and implementation approaches.

• Experience in application debugging, code optimization, and performance tuning.

• Strong communication and stakeholder interaction skills.

Good-to-Have Skills

• Spring Boot

• Microservices Architecture

• AWS Cloud Services

• CI/CD Tools and DevOps Practices

• Agile/Scrum Methodologies

• Containerization technologies such as Docker and Kubernetes

Desired Candidate Profile

• 8–12 years of hands-on software development experience.

• Proven track record of delivering enterprise-scale applications.

• Strong understanding of software engineering principles and best practices.

• Ability to work independently and collaborate effectively within distributed teams.

• Passion for developing high-quality, scalable, and maintainable software solutions.

• Strong ownership mindset with the ability to drive technical discussions and solution design.

Preferred Notice Period: Immediate to 30 Days

Experience: 3-5 years

Wissen Technology is now hiring for a Java Developer (with Azure) - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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 a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 3-5 years
• 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 client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

JOB DESCRIPTION

Experience: 4+ years

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the 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 a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. 4+ years
• 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 client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.