
Job Description: -
Full Stack Developer will work closely with cross-team to discover effective and elegant solutions to complex
problems.
Excellent knowledge of HTML, CSS, Material-UI and Responsive.
Strong concepts of Javascript, ReactJs, NextJS.
Should have Excellent Experience of Node.js.
In-Depth knowledge of Express Js, JavaScript,
Should have experience in MongoDB, GraphQL, and any graph Database
Experience working with REST APIs.
Good Knowledge of AWS – Beanstalk, EC2, S3, Lambda, Cloud Watch.
Good Knowledge of JSON, API, and JWT.
Good Knowledge of Firebase – Authentication, Firestore, Realtime DB, Hosting.
·Good understanding of/experience with CI tools (Jenkins, Github Actions) and testing frameworks
Good to have Agile Continuous Deployment experience.
Ability and willingness to manage multiple projects/tasks.
Great collaborator who takes initiative, asks questions, explains themselves clearly, and are open to feedback
Ability to Identify and fix production and non-production application issues as a part of the deployment.
Fresher require
Understanding accessibility and security compliance (Depending on the specific project)
User authentication and authorization between multiple systems, servers, and environments.
Integration of multiple data sources and databases into one system
Understanding fundamental design principles behind a scalable application.
Good communication and language skills.
Strong focus on performance optimizations, caching, and scalability.
Ability to deal well with ambiguous/undefined problems; ability to think abstractly.

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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.
- Professional experience in enterprise java software development using Spring MVC framework , RESTful APIs and SOA
- Experience working in Cloud(AWS)
- Outstanding problem solving skills
- API Development experience
- Exposure to monitoring tools such as ELK, Splunk
- Experience with Selenium for UI automated tests written in Cucumber or Scala
- Able to handle day-to-day challenges and owning the resolution of issues as they arise.
String core PHP Hands-on experience.
Strong Expertise in CodeIgniter Framework.
Good Knowledge of PHP, MySQL, jQuery, Javascript, HTML5, CSS3, JSON
Sound knowledge of database designing and application architecture planning.
Good debugging skills.
A good understanding of asynchronous request handling, partial page updates, and AJAX will be preferred.
Basic UI Designing using Bootstrap and Jquery.
Node Js
Knowledge of Node.js and frameworks available for it, such as Express JS, Strong Loop, etc
Understanding the nature of asynchronous programming and Promises and its quirks and workarounds
Good understanding of server-side templating languages (such as Jade, EJS, etc depending on your technology stack)
Basic understanding of front-end technologies, such as HTML5, CSS3, and Bootstrap
Understanding accessibility and security compliance
User authentication and authorization between multiple systems(Internal or Third-party), servers, and environments
Integration of multiple data sources and databases into one system
Understanding fundamental design principles behind a scalable application
Proficient in code versioning tools, such as Git or TFS
Freeswitch, MYSQL
Good to have knowledge
Redis, Ubuntu, OpenSips, WebRTC
Job Description: Software Engineering –Sr. Software Engineer
Key Responsibilities - Responsible for design, problem solving, develop, modify, debug and/or maintain software system for one or more specific modules within a large software system scope
Must have:
React JS, Java script, Jquery, JSP, Struts, Java, Spring Framework, Database
Preferred Skills/Experience:
• 7+ years of hands-on software development experience in designing and implementing complex, distributed applications.
Knowledge on front end technology is must such as React JS / Angular
• Knowledge and real time experience in Designing, Development, and Maintenance of Scalable, Distributed applications.
• Strong experience in Java, Spring Boot-based application on RDBMS (SQL Server ).
• Hands on experience with frameworks like ReactJS, AngularJS, NodeJS and designing Microservice/Event-driven architecture.
• Experience with cloud migration (AWS or Azure) and managing the development of cloud-based applications and development of APIs, web services.
• Capable of troubleshooting errors, finding root causes, resolving failures in real time.
• knowledge of Relational Databases, SQL and ORM Technologies(Hibernate, JPA, Spring Data).
• Experience with version control and source code management tools such as Git, GitHub and Bitbucket.
• Thorough understanding of Java and J2EE Internals (Class Loading, Memory Management, Transaction Management.).
• Knowledge on creation of CI/CD pipelines using Jenkins, Groovy and GitHub actions workflows.
• Knowledge on working and leading Agile/Scrum development cycles.
• Implement test cases using Junit, Mockito, Cucumber, jest
Full stack developer (react, node js)
Full stack developer (react, node js)
Full stack developer (react, node js)
Full stack developer (react, node js)
He can develop independetly website.
What You'll Do
- As an early member of our engineering team, you will work directly with the CTO and Head of Product to spec, design, and build the core product functionality
- Help us build out a reliable team in India that knows our tech stack and is passionate about the work that we do.
- Motivate and lead a team of software developers to reach and exceed company goals.
- Solve problems you don't know how to solve: You'll encounter challenges we haven't yet come across yet. And when the time comes, you'll think through problems, evaluate approaches and teach yourself whatever is needed.
- Lay a solid foundation for the product to scale, keep our technical debt in check and help us hire a team of incredible engineers.
What We're Looking For
- 6+ years of experience as a software engineer
- 1+ years of experience leading projects or teams of engineers
- Hustle & Grit. Willingness and desire to take on personal responsibility for the business as a whole and “figure it out”, whether it’s in your exact functional lane or not.
- Excitement and passion for expanding financial access to healthcare.
- Experience with Java, a relational database, React (or a comparable front-end framework) and building full-stack web apps.
- A great understanding of how Restful services and Gradle works
- Ability to overlap with EST morning hours
- Our full tech stack includes: Docker, Spring, Gradle, Hibernate, ExpressJS, NextJS, Amazon Web Services, Java, N8N, Python
• Rich experience in Javascript / NodeJS
• Front end frameworks such as Angular, Bootstrap, Pug, Jquery
• Experience in web frameworks like ExpressJS, Webpack
• Experience in Nginx, Redis, Apache Kafka and MQTT
• Experience with MongoDB
• Experience with Version Control Systems like Git / Mercurial
• Sound knowledge in Software engineering best practices
• Sound knowledge in RestFul API Design
• Working knowledge of Automated testing tools
• Experience in maintaining production servers (Optional)
• Experience with Azure DevOps (Optional)
Others:
• Experience in digital payments or financial services industry will be an advantage.
• Participation in the processes of strategic project-planning meetings.
• Accountable for the overall application lifecycle process.
• Collaborate with External Development Teams.
• Define and communicate technical / design requirements, understanding of the workflow
and write code as per coding standards.
• Develop functional and sustainable web applications with clean codes
• Focus on coding and debugging
Hands-on development and implementation of solutions including the configuration of e.IQ platform components and custom development
Tasks associated with testing and documentation of solution implemented
We are searching for a Senior Full Stack developer to help us to work on our Client projects.
Job Responsibilities--
- Experience with developing real-time application & advance level web projects & mobile apps.
- Strong understanding of front-end technologies, such as HTML5 and CSS3
- Good working experience in advanced JavaScript libraries and frameworks, such as React.js, Node.js, Mobx, Bootstrap, Next.js
- Experience with working with Git(hub)
- Care deeply about clean and functional code
- Experience in Github & AWS a big plus.
- Passionate about learning and staying up to date with the latest technologies
- Are particular about details.
- Project Management Skills.
Benefits:
- Work from home
- Internet Reimbursement
Schedule:
- Monday to Saturday
Supplemental Pay:
- Performance bonus
Education:
- Bachelor's (Required)
- Masters
Experience:
- React: 2-3 years (Required)
- Node.js: 2-3 years (Required)
- Total Work: 2-4 years (Required)
- MongoDB: 2-4 Years years (Required)
- PHP (CI & Laravel) : 2-4 Years (Required)
- Good Project Management Skills.









