Sr.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.

Full-Stack Developer

Exp: 5+ years required

Night shift: 8 PM-5 AM/9PM-6 AM

Only Immediate Joinee Can Apply

We are seeking a mid-to-senior level Full-Stack Developer with a foundational understanding of software development, cloud services, and database management. In this role, you will contribute to both the front-end and back-end of our application. focusing on creating a seamless user experience, supported by robust and scalable cloud infrastructure.

Key Responsibilities

● Develop and maintain user-facing features using React.js and TypeScript.

● Write clean, efficient, and well-documented JavaScript/TypeScript code.

● Assist in managing and provisioning cloud infrastructure on AWS using Infrastructure as Code (IaC) principles.

● Contribute to the design, implementation, and maintenance of our databases.

● Collaborate with senior developers and product managers to deliver high-quality software.

● Troubleshoot and debug issues across the full stack.

● Participate in code reviews to maintain code quality and share knowledge.

Qualifications

● Bachelor's degree in Computer Science, a related technical field, or equivalent practical experience.

● 5+ years of professional experience in web development.

● Proficiency in JavaScript and/or TypeScript.

● Proficiency in Golang and Python.

● Hands-on experience with the React.js library for building user interfaces.

● Familiarity with Infrastructure as Code (IaC) tools and concepts (e.g.(AWS CDK, Terraform, or CloudFormation).

● Basic understanding of AWS and its core services (e.g., S3, EC2, Lambda, DynamoDB).

● Experience with database management, including relational (e.g., PostgreSQL) or NoSQL (e.g., DynamoDB, MongoDB) databases.

● Strong problem-solving skills and a willingness to learn.

● Familiarity with modern front-end build pipelines and tools like Vite and Tailwind CSS.

● Knowledge of CI/CD pipelines and automated testing.

Job Brief:

We are looking for a C# .Net Developer with experience as Full Stack Developer to produce scalable software solutions. You will be part of a cross-functional team that is responsible for the full software development life cycle, from conception to deployment. You should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.

Responsibilities:

·       Work with development teams and product managers to ideate software solutions.

·       Design client-side and server-side architecture

·       Build the front-end of applications through appealing visual design.

·       Develop and manage well-functioning databases and applications.

·       Write effective APIs.

·       Test software to ensure responsiveness and efficiency.

·       Troubleshoot, debug and upgrade software.

·       Create security and data protection settings.

·       Build features and applications with a mobile responsive design.

Requirements:

·       Proven experience as a Full Stack Developer

·       Experience in .Net, MVC framework

·       Experience developing desktop and mobile applications.

·       Proven experience in UI development with strong concepts in HTML, CSS, JavaScript

·       Strong command on API Development

·       Familiarity with databases- SQL, SQL Server DB

·       Knowledge of JavaScript frameworks (React, Angular, Node)

·       Problem Solving and Logical building.

·       Good to have- Knowledge in Azure Logic Apps, Azure, Azure function app.

Technical Skills: HTML, CSS, React, C#.Net, API, JavaScript, Full Stack, SQL

What you need to have:

Key Responsibilities:

• The Laravel/CodeIgniter (HMVC) Developer is expected to be able to perform all aspects of the development tasks, including front- end, back- end, and database development.
• Develop web sites, applications and rich multi- media experiences according to the brief and technical specifications.
• Must have experience and knowledge in Laravel/CodeIgniter (HMVC)/Symphony Framework.
• The applicant is expected to possess strong problem-solving skills programming, testing and troubleshooting skills.
• Proficiency in Laravel/CodeIgniter (HMVC)/Symphony framework(s), jQuery, JavaScript, AJAX, CSS, HTML, MySQL/Postgre SQL/Mongo DB.
• Eagerness to contribute to a team-oriented environment.
• Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality.
• Knowledge of object-oriented programming using HMVC framework.
• Good knowledge of the common Laravel/CodeIgniter (HMVC)/Symphony framework(s) or web server exploits and their solutions.
• Develop, record and maintain cutting edge web-based PHP applications on portal plus premium service platforms.
• Familiar with REST API's and Integration with third-party API's.
• Hands on Experience in an e-commerce environment would be an added advantage.
• Adhering to project coding standards and recommending improvements.
• Modifying existing software to correct errors, allowing it to function in new operating environments.

Additional Technical skillset:

• AWS/Azure deployments and architecture.
• Knowledge of Web RTC.
• API
• Financial and Accounting related product knowledge.

Mandatory Skills :

Laravel/CodeIgniter (HMVC)/Symphony framework(s), CSS, HTML, MySQL/Postgre SQL/Mongo DB, JavaScript, jQuery, AJAX

Education

UG: B.Sc. in Any Specialization, B.Tech/B.E. in Any Specialization, BCA in Computers

PG: Any Postgraduate in Any Specialization

Doctorate: Doctorate Not Required.

Job Type: Full-time