
Job Description – Java Full Stack Developer
Experience: 8–12 Years
Location: Bangalore
Role Overview
We are looking for an experienced Java Full Stack Developer with strong hands-on expertise in Java, modern web development, AI/Generative AI, APIs, workflow orchestration, CI/CD, observability, and production support.
Key Responsibilities
- Design, develop, and maintain scalable full-stack applications using Java and modern web technologies.
- Develop backend services and microservices using Java, Spring Boot, and REST APIs.
- Build and integrate modern frontend applications using React, Angular, or similar technologies.
- Integrate AI / Generative AI / LLM capabilities into enterprise applications.
- Develop and manage workflow orchestration and process automation solutions.
- Design and integrate APIs with internal and external systems.
- Implement and maintain CI/CD pipelines for automated build, testing, and deployment.
- Implement observability through monitoring, logging, metrics, and tracing.
- Identify and remediate security vulnerabilities across applications and dependencies.
- Troubleshoot issues and provide production support, including root-cause analysis and resolution.
- Participate in code reviews and ensure adherence to engineering, security, and development best practices.
Mandatory Skills
- Strong hands-on experience in Java & Spring Boot
- Full Stack Development with React / Angular or similar
- Microservices & REST APIs
- AI / Generative AI / LLM integration
- Workflow orchestration / process automation
- CI/CD
- Application observability & monitoring
- Vulnerability remediation & secure coding
- Production support & troubleshooting
- Strong understanding of software development lifecycle and design patterns
Experience: 8–12 Years | Location: Bangalore | Joining: Immediate

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer 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.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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What is the role?
You will be responsible for developing and designing front-end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties. You will be responsible for the functional/technical track of the project
Key Responsibilities
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Developing front end website architecture
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Designing user interactions on web pages
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Developing back end website applications
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Creating servers and databases for functionality
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Ensuring cross-platform optimization for mobile phones
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Ensuring responsiveness of applications
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Working alongside graphic designers for web design features
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Seeing through a project from conception to finished product
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Designing and developing APIs
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Meeting both technical and consumer needs
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Staying abreast of developments in web applications and programming languages
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
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Education - BE/MCA or equivalent
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Overall 4+ years of experience
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Agnostic/Polyglot with multiple tech stacks
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Worked on open source technologies – NodeJs, ReactJs, python, Mysql, No SQL, MongoDB, DynamoDB
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Good experience with Front-end technologies like Javascript frameworks, Reactjs, Angularjs
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Backend exposure – good knowledge of building API
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Worked on serverless technologies
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Efficient in building microservices in combining server & fronted
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Knowledge of cloud architecture
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Should have sound working experience with relational and columnar DB
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Should be innovative and communicative in approach
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Will be responsible for functional/technical track of a project
Whom will you work with?
You will work with a top-notch tech team, working closely with the architect and engineering head.
Required Skill Set
Software Engineer/Senior Software Engineer/Lead Engineer-Java
· Experience in Core Java 5.0 and above, Angular, Data Structures, OOPS, Multithreading, Algorithms, Collections, Unix/Linux
· 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 volume server side development
Basic working knowledge of Unix/Linux
· Excellent problem solving and coding skills in Java
· Strong interpersonal, communication and analytical skills.
· Should have the ability to express their design ideas and thoughts.
Job Brief-
· Understand product requirements and come up with solution approaches
· Build and enhance large scale domain centric applications
· Deploy high quality deliverables into production adhering to the security, compliance and SDLC guidelines
- Past experience in working with any product start-up is a plus.
- Proficiency in fundamental front end languages such as HTML, CSS, and JavaScript.
- Familiarity with JavaScript frameworks such as Angular JS, React, and others.
- Knowledge of Node.js and frameworks available for it such as Express (recommended).
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Understanding of REST Services.
- Experience with Redis.
- Familiarity with database technology such as MySQL, MongoDB and Elasticsearch.
- Proficient understanding of serverless programming.
- Proficient understanding of code versioning tools, such as Git.
- Good problem-solving skills.
- Attention to detail.
Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
The ideal candidate will be responsible for developing highly scalable and secure code.
Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code
-Pixel-perfect” implementation of our approved user interface
-Design and deployment of our database
-Ensuring the entire stack is designed and built for speed and scalability
-Design and construction of our REST API
-Integrating our front-end UI with the constructed API
-Design and implementation of continuous integration and deployment
Desired Candidate Profile:-
- At least three years’ experience with:
- Writing HTML, CSS, and JavaScript. Being up on latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
- A relevant back-end programming language ( e.g.Python, Ruby or JavaScript )
- Database design and management, including being up on the latest practices and associated versions
- Server management and deployment for the relevant environment
- Familiarity with a relevant and globally supported framework—both front-end and back-end, if necessary—( e.g., React, Vue or Angular)
- Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries ( e.g., Sass, Less, and webpack )
- Thorough understanding of user experience and possibly even product strategy
- Experience implementing testing platforms and unit tests
- Proficiency with Git
- Appreciation for clean and well documented code
Culture
- Fast-paced, intellectually stimulating, steep learning, and growth
- Close-knit, hardworking, supportive colleagues
- Challenging work
- Flat organization with no hierarchy
- If you like problem solving, and love latest technology, there are very few better places
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology
Why to join us
-We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company ho are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry
Full-stack Developer
CAST is the market leader in Software Intelligence. Its unique technology thoroughly examines the structure of complex software systems, with MRI-like precision. It delivers accurate, actionable, and automated views of software architecture, critical flaws, quality grades, sizing metrics, open source usage, and cloud readiness levels. Hundreds of companies rely on CAST for greater objectivity in crucial business decisions, faster application modernization for Cloud, raising the quality and security of their custom software. CAST operates globally with offices in North America, Europe, India, China.
Title: Software Developer
Location: Bangalore
Job definition
Working at CAST R&D means being an important part of a highly-talented, fast-paced, multicultural and Agile team based in Paris (France) and Bangalore (India). The team builds sophisticated source code analysis platform leveraging parsing, control flow, data flow and others mechanisms to fully understand the inner structure of the complex IT Systems developed and used by the Fortune 500 companies.
You, working as individual contributor, will be integrated in Dashboard Teams working on web portals of CAST AIP. Your teammates will be located in India and in France and you will have the opportunity to travel to France every year.
You will collaborate to writing and designing new features and improve existing ones. You will write unit tests and drive code reviews. You will participate into best practices definition and technology watch. Depending on will, skills and experience, you will have the opportunity to take technical lead on topics or projects.
While the domain of CAST is a niche, the position will propose you to work on software that dedicate to company Dashboards and control software, focusing on technical and creative skills.
Profile
- Experience : 3-6 years
- Experience in developing front-end/full stack applications at scale
- Should have experience in any of the front-end framework like React, Angular, BackboneJS, Ext etc and HTML/CSS/Bootstrap .
- Experience in backend technologies like GOLANG, NodeJS, Python, REST web services and Java(OOPS, Collections, DB Access) or any other technology.
- Hands on experience in JavaScript Concepts (OO-JS, Closures, Unit Testing, Module Patterns etc)
- Good to have skills like REST, Bootstrap, UI Components, CI/CD, NoSQL based DB is added advantage.
- Experience with advanced CSS programming using LESS or SASS is a plus.
- Expertise in of server side technologies and SQL/NoSQL is a plus.
- Experience of JavaScript testing frameworks like Karma, Mocha, Jest etc.
- It involves design the software system, Select algorithms, theories or technologies that will be used for BUSINESS Applications
- Contribute to software development design discussions for new features and new product development
- Strong Problem solving skills and ability to troubleshoot applications & environment issues.
- Adaptability, ability to learn faster, Independent, responsible and diligent.
- Good team spirit and interpersonal skills, Excellent Written, Verbal, communication skills, Analytical skills & Business Thinking.
The candidate should have a passion for technology and a flexible, creative approach to problem solving. You are autonomous and take responsibility for your work.
Ideally, you know how to write unit tests and maybe even better write them in TDD. You have knowledge in agile methodologies such as Scrum. You know about GIT and the use of continuous integration tools. You have developed single page JS applications end to end.
Candidate should have a bachelor or Master technical degree or equivalent experience. Strong knowledge in software engineering. Proactive Self Starter, creative thinker in designing, developing and supporting applications. Work as part of cross functional, passionate agile project teams to ensure quality is driven into the heart of the development process.
You should be proficient in Node js , Mongo db , Express , React js.
● Design overall architecture of the web application.
● Maintain quality and ensure responsiveness of applications.
● Collaborate with the rest of the engineering team to design and launch new features.
● Maintain code integrity and organization.
● Experience working with graphic designers and converting designs to visual elements.
● Understanding and implementation of security and data protection.
● Highly experienced with back-end programming languages (Ex: PHP, .NET, NodeJS
etc)
● Proficient experience using JavaScript libraries and ReactJS.
● Experience with SQL and NO SQL databases like MySql and MongoDB.
● Experience with cloud message APIs and usage of push notifications.
● Knowledge of code versioning tools (such as Git, Mercurial or SVN).
● Should have good communication skills to communicate with clients or other stakeholders and understand the requirements.
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Desired Skills and Experience:
hp data protector, graphic designers, communication skills, javascript libraries, programming languages, hp, PHP, SQL, git, net, rest, MySQL, cloud, design, backend, MongoDB, security, mercurial, databases, javascript
Job Type: Full-time
Job Summary
- Excellent hands-on experience with Go lang (if not Golang, in either JAVA, DotNet and/or NodeJS)
- Write CRONs and background tasks required for the growth of business and product
- Build REST APIs as required
- Ability to code using design principles
- Write reusable code and libraries for future use
- Have the working knowledge of Microservices Architecture using Docker
- Collaborate with other team members and stakeholders in executing various new and existing ideas
- Possesses the knowledge of developing and deploying in Linux environments
- Passion for building great products and loads of energy.
Key Skills
Skills that we would be more than happy for a dev to have: - Worked in CI/CD environments - Developed code using TDD/BDD approach. - Worked with Virtualization on Linux (KVM) - Experience in working in Agile development environment
About You
We’re looking for exceptional Engineers with an amazing breadth and depth of technology expertise! If you’re the kind of person that looks at the bigger picture and want to build something that has a real impact on the end user, go ahead and apply for the position.
Ability to see the big picture but still love to code!
Strong in backend languages, such as Java, DotNet or NodeJS!
Familiar with client-side frameworks such as React, Angular, Vue etc.
Strong HTML/CSS skills – you understand not only how to build the data, but how to make it look great too.
Knowledge of architectural design and you like to build something scalable and flexible to support business
Agile or Scrum is your favorite development approach.
And when we start talking about performance, security and unit testing? Well that’s music to your ears











