Java Developer

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

Description

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/Java EE 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.

Responsibilities

·      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

Requirements

·      BS/MS degree in Computer Science, Engineering or a related subject

·      Proven hands-on Software Development experience

·      Proven working experience in Java development

·      Hands on experience in designing and developing applications using Java EE platforms

·      Object Oriented analysis and design using common design patterns.

·      Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)

·      Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)

·      Experience in the Spring Framework

·      Experience as a Sun Certified Java Developer

·      Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)

·      Experience with test-driven development

SharePoint Developer

Job Description

We are seeking a highly skilled SharePoint Developer with 4-15 years of experience to join our dynamic team. The ideal candidate will have a deep understanding of SharePoint technologies and a proven track record of designing, developing, and deploying robust SharePoint solutions.

Responsibilities:

• Design, develop, and customize SharePoint solutions, including workflows, custom forms, and web parts.
• The candidate must know tamil language.
• Migrate SharePoint environments and upgrade existing solutions to the latest versions.
• Troubleshoot and resolve complex technical issues related to SharePoint.
• Collaborate with business analysts, project managers, and other stakeholders to understand requirements and deliver effective solutions.
• Stay updated with the latest SharePoint trends and technologies.
• Adhere to best practices and coding standards.

Required Skills and Experience:

• Strong proficiency in SharePoint development, including SharePoint Framework (SPFx), PowerShell scripting, and SharePoint Add-ins.
• In-depth knowledge of SharePoint architecture, configuration, and administration.
• Experience with SharePoint Online and on-premises environments.
• Strong understanding of web development technologies, including HTML, CSS, and JavaScript.
• Experience with Microsoft Power Platform (Power Apps, Power Automate, Power BI) is a plus.
• Excellent problem-solving and analytical skills.
• Strong communication and interpersonal skills.

If you are a passionate SharePoint Developer with a proven track record of delivering innovative solutions, we encourage you to apply.

Tech Lead

 Key goals and responsibilities

· Building reusable components and front-end libraries for future use

· Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache

· Ensure best coding practices to build efficiencies and scalability of the tech stack; to be implemented by the team.

· Ensure defect-free software deployment and maintenance thereof.

· Focus on critical trouble shooting issues; be obstacle remover for the team.

· Create and maintain project documentation and tech specs.

· Review the code periodically from technical and security point of view with due recommendations.

· Track team on performance and task management to deliver to timelines and quality.

· Thorough understanding of React.js, Vue Js and its core principles

· Familiarity with modern front-end build pipelines and tools

· A knack of benchmarking and optimization

· Familiarity with code versioning tools such as Git, SVN, and Mercurial

· Good understanding of quality JavaScript code (Object oriented and commonly used design patterns )

· Capable of debugging complex issues in JavaScript

· Understanding of JS debug tools and chrome dev tools

Your key qualifications & competencies:

· Understanding of web markup, including HTML5 and CSS3

· Familiarity with RESTful APIs

· Knowledge of modern authorization mechanisms, such as JSON Web Token

· Experience with data structure libraries (e.g., Immutable.js)

· At least 5+ years of hands on coding experience

· Strong understanding of OOPS Concepts and data structure

· Have practical knowledge/experience in JAVA , Microservices , Springboot , hibernate and MySQL database

· Have prior experience in scrum and agile methodologies

· Should have 5+ years of experience in modern JavaScript frameworks such as React.js /Vue/AngularJS /Knockout

· Must have experience on AWS, or Google cloud. Must have knowledge of GIT.

· Should have sound understanding of http and REST. Be a proponent of strict code quality standards using JSLint etc.

· Should have atleast 3+ years of leading teams and proven record of adherence to ambitious deadlines.

· Should have strong understanding of object oriented and functional programming in JavaScript.

• BE/ B.Tech/ MCA/ BCA
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, React
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

•  4-8 years of relevant experience in designing & developing and architecting systems/software
• for large business environments (Java, J2EE).
• • Strong design and coding skills in Enterprise Java, Hibernate, Spring, Spring Boot, REST web
• services, JMS (ActiveMQ), XML, JSON.
• • Must have good experience in Unix/Oracle/SQL.
• • Experience in any communication framework (MQ) is an added advantage.
• • Experience in Agile Development, Scrum, and Iterative approaches
• • Participate in requirement gathering JAD sessions and support documentation