Java Developers

Java Developer – Job Description 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 7 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. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers 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. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

Job Description: Java Developer

Position: Java Developer

Experience: 5 to 7 Years

Notice Period: Immediate Joiner

Key Responsibilities

• Design, develop, and maintain scalable, high-performance Java applications.
• Work with Core Java and Advanced Java concepts to build reliable backend solutions.
• Develop and deploy applications using Spring Boot framework.
• Design and implement RESTful Microservices with best practices in scalability and performance.
• Collaborate with cross-functional teams in an Agile/Scrum environment.
• Manage code versions effectively using Git/GitHub.
• Ensure code quality by integrating and analyzing with SonarQube.
• Participate in code reviews, sprint planning, and daily stand-ups.
• Troubleshoot production issues and optimize system performance.

Required Skills

• Strong proficiency in Core Java (OOPs, Collections, Multithreading, Exception Handling).
• Hands-on experience in Advanced Java (JDBC, Servlets, JSP, JPA/Hibernate).
• Proven experience with Spring Boot for application development.
• Knowledge and experience in Microservices Architecture.
• Familiarity with REST APIs, JSON, and Web Services.
• Proficient in Git/GitHub for version control and collaboration.
• Experience with Sonar Qube for code quality and security checks.
• Good understanding of Agile/Scrum methodologies.
• Strong problem-solving and debugging skills.

Nice-to-Have

• Experience with CI/CD pipelines (Jenkins, GitHub Actions, or similar).
• Familiarity with Docker/Kubernetes for containerized deployments.
• Basic knowledge of cloud platforms (AWS, Azure, GCP).

• 3+ years of overall application development experience
• 5 years of Java 8, J2EE, Spring Boot, Spring MVC, JPA
• 2 years of Angular 8+, TypeScript, JavaScript, HTML, CSS
• Expert knowledge of SQL and PL SQL programming with MySQL database
• Strong knowledge of Maven, Junit, Mockito, GitLab, GitHub, and Jira
• Nice to have Docker implementation experience
• Experienced with TDD test driven development and automated unit testing including UI unit testing frameworks
• Expert knowledge of  JSON RESTful web service development
• Experience with code reviews development of coding standards practices improving the quality in the software code
• Ability to work independently, take initiative to ensure efficient and timely resolution of production issues
• Excellent problem-solving design development and debugging skills
• Ability to solve problems using an analytical approach decisive fast moving quick and constructive resolutions of conflicts and a can-do attitude
• Expert knowledge in Agile Scrum practices Software Development and Application Life Cycle Management

• Experience with JavaScript and ReactJs framework.
• Experience with NodeJs, Firebase and Firestore Functions.
• Candidates should have the ability to pick up new technologies quickly
• Knowledge of code versioning tools (such as Git, Mercurial, or SVN)

1. Creating and converting high-fidelity designs into code.
2. Assist with creating cross-platform UI Web components
3. Build responsive applications using front-end frameworks
4. Create Backend services for the UI and test with edge cases.
5. Test components using new technologies

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

•  Developing both frontend and backend of application using technologies like Java,   Angular, JavaScript, HTML5.
•  Designing user interactions on web pages.
•  Designing and Developing back end API's and databases.
•  Meeting both technical and customer’s needs.
•  Seeing through a project from conception to finished product.
•  Take complete ownership of the project and deliver with good quality.
•  Staying abreast of developments in web applications and programming languages.

• Relevant experience of 8+ yrs
• Strong communication, organizational skills. Good in Agile, Scrum, Dev-Ops practices.
• Proficiency with fundamental front end languages such as HTML5, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular, React and Amber.
• Proficiency in Java, Springboot, Microservices
• Familiarity with database technology such as PostgreSQL, MySQL, Oracle and MongoDB.
• Good in writing quality code and Unit Tests. Good knowledge of DevOps practices.
• Excellent verbal communication skills.
• Good problem solving skills

Responsibilities:

• Works on all stages of the software development life cycle (SDLC).
• Develops, codes, tests, and debugs software and applications using Java.
• Designs features and makes improvements based on user experience data.
• Completes unit testing to identify and fix programming errors.
• Uses common testing and software documentation tools.
• Writes software documentation guides.
• Collaborates with other members of the software development team.

Experience Level – 2 to 8 years