Java Full Stack Developer

• 6+ years of experience in software development with strong expertise in Java (8+), JavaScript, HTML, CSS, PL/SQL.
• Hands-on expertise in frameworks and tools: Spring Boot, ReactJS, NodeJS, REST, SOAP.
• Version Control: Proficient in Git.
• Backend & Databases: Experience with Oracle and Postgres DB (Shining Stars).
• CI/CD Tools: Skilled in Jenkins, GitHub, TDD/BDD.
• Testing Tools: Practical experience with ReadyAPI, Postman, Jest, JUnit.
• Cloud Technologies: Exposure to OCI, Azure, AWS.
• AI Tools: Familiar with GitHub Copilot.
• Containerization & Architecture: Proficient in Docker, Kubernetes (K8s), Microservices, Microfrontend.
• Nice to Have: Test automation experience with Selenium, Java Cucumber, and Kafka

Key Responsibilities:

• Develop and maintain end-to-end web applications
• Build responsive frontends using React
• Create robust backend APIs using Java and Spring Boot
• Collaborate with cross-functional teams (Product, QA, DevOps)
• Write clean, testable, and scalable code
• Participate in code reviews and Agile development processes

Requirements:

• 4.5+ years of hands-on experience in full stack development
• Strong knowledge of Java, Spring Boot, and React.js
• Good understanding of REST APIs and microservices architecture
• Familiarity with version control (Git) and CI/CD pipelines
• Excellent debugging, troubleshooting, and communication skills

Bonus: Immediate joiners will be prioritized!

About Us:

Wissen Technology is a leading provider of innovative technology solutions. We are committed to delivering excellence and fostering a collaborative environment where our employees can grow and thrive. We offer a dynamic work culture, exciting career growth opportunities, and a balanced work-life approach.

Job Description:

We are looking for a talented and motivated Java Developer to join our team in Mumbai. As a Java Developer at Wissen Technology, you will work on cutting-edge projects and contribute to building scalable and efficient applications. If you have a passion for technology, thrive in a fast-paced environment, and have experience with Angular, we want to hear from you!

Details:

• Location: Mumbai, Maharashtra  
• Address: Wissen Technology, Times Square, 07 Floor, Andheri - Kurla Rd, Gamdevi, Marol, Andheri East, Mumbai, Maharashtra 400059
• Type: Hybrid mode of work

Requirements:

• Education: BTech, BE, or MCA
• Skill Set: Full Stack Java Developer with proficiency in Angular.
• Prior experience working with Angular and willingness to continue working with it.
• Strong understanding of web application development and design principles.
• Excellent problem-solving skills and attention to detail.
• Ability to work independently as well as in a team environment.

Responsibilities:

• Develop, test, and maintain web applications using Java and Angular.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Troubleshoot and resolve software defects and issues.
• Ensure the performance, quality, and responsiveness of applications.
• Stay updated with emerging trends and technologies in software development.

Benefits:

• Competitive salary and good appraisals.
• Career growth opportunities.
• A healthy work-life balance.
• Collaborative and supportive work environment.

Join Wissen Technology and be a part of a team that values innovation, collaboration, and professional growth. We look forward to welcoming you on board!

Job responsibility:

• Hire and mentor a team of high-calibre front-end and Backend engineers
• Design and develop new user-facing full-stack applications.
• Building reusable components and front-end, backend libraries for future use
• Optimizing pages for maximum performance across a vast array of web-capable devices and browsers
• Optimize Backend to high scale.

Skills and Experiences:

• 6+ years of experience in software development with minimum 1 year as a tech lead.
• Experience in NodeJS, ReactJS, PostgreSQL, Redis, AWS.
• Deep understanding of at least one of React JS / Vue JS and its core principles
• Deep understanding of NodeJS.
• Experience with common front-end development tools such as babel, webpack, npm
• Familiarity with at least one code versioning tools such as Git, SVN etc.
• Good understanding of quality JavaScript code (Object oriented and commonly used design patterns)
• Capable of debugging complex issues in JavaScript
• Experience in building complex single page applications with front end and backend.
• Experience with production full stack environment debugging and DevOps experience.
• Familiarity with RESTful APIs
• Hands on coding experience.

Good to have:

• Advanced knowledge of HTML5, CSS3 and responsive web development.
• Experience with writing unit test cases with JS frameworks.
• Experience with high scalable applications.

• upGrad was awarded the Best Tech for Education by IAMAI for 2018-19,
• upGrad was also ranked as one of the LinkedIn Top Startups 2018: The 25 most sought-after startups in India.
• upGrad was earlier selected as one of the top ten most innovative companies in India by FastCompany.
• We were also covered by the Financial Times along with other disruptors in Ed-Tech.
• upGrad is the official education partner for Government of India - Startup India program.
• Our program with IIIT B has been ranked #1 program in the country in the domain of Artificial Intelligence and Machine Learning.

• Writing clean, high-quality, high-performance, maintainable code.
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements.
• Coordinate cross-functionally to insure project meets business objectives and compliance standards. 
• Support test and deployment of new products and features.
• Participate in code reviews.

• A highly talented developer with 6-9 years of hands-on experience in building secure and scalable web based applications using Java in backend and JS based frontend frameworks
• Strong knowledge of Java 8+, databases (SQL and NoSQL) , MySql, Mongo
• Experience working with Cassandra, Spring Boot, Apache Spark, Kafka, RabbitMQ is highly desirable.
• Working knowledge of any one or more of AngularJS/ReactJS/VueJS and CSS3, HTML5.
• Strong experience in data modelling for data storage tools in SQL; experience with noSQL is highly desirable.
• Experience building scalable solutions for 2x, 5x and 10x growth with high quality and flexibility.
• Practitioner of test driven development practices. Experience in creating and adhering to best practices for development.
• Experience working with container technologies like Docker and knowledge of CI/CD processes for automated integration and deployment. Basic knowledge of AWS preferred.
• Strong experience in Microservices (SRP) paradigm.
• Willing to learn new technologies (Golang).

• Participate with the senior developer in the entire application lifecycle, designing, coding, testing, debugging to deployment.
• Implementing designs and coordinating the frontend development and required backend for it.
• Work on back-end development tasks and designing the architecture for the same.
• Efficient usage of database technologies such as MySQL, MongoDB, ElasticSearch, Redis etc. as part of the dev work.
• Perform research and find opportunities to utilise web development best practices, form guidelines to improve system productivity, and work on scaling and monitoring.
• Work with cross-functional teams to maintain and make sure the product should be scalable, maintainable and secure.
• Coordinate with multiple junior team members for the development of the tasks & projects.

• Bachelor's degree in Computer Science or related field.
• 3+ years of experience working as a Full-stack developer or Backend but knows Frontend technology.
• Proficiency in Javascript Frameworks like React and thorough knowledge in CSS skills is an added advantage.
• Built an application from scratch earlier.
• Strong fundamental knowledge of any backend language such as Python, Java etc.
• Experience with Backend Web development.
• Strong computer science fundamentals.
• The ability to own end to end responsibility - right from the requirement to release.
• Willingness and enthusiasm drive to learn new technologies.
• The ability to pick the right tools for the job.
• Desire and ability to play different roles as necessary.

• Developing user interface components and implementing them following well-known React.js workflow.
• Architect the application out in clean MVC kind of architectures in ReactNative for Android/iOS app development.
• Developing APIs with MVC frameworks in Java / Python.
• Designing and building REST APIs.
• Building on and maintaining services on cloud platforms.
• Build reusable code and libraries for future use.

• Self-motivated, team player, action-and-results oriented.
• Well organised, good communication and reporting skills.
• Ability to successfully work under tight project deadlines.