

Location: Bangalore
Experience: 5 to 10 years
Joiners: Immediate / Notice Period < 30 days
Company: Wissen Technology
š 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.
š ļø 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.
ā 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.
š¼ 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.

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 WorkĀ®. 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.
Connect with the team
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We are a cutting-edge startup reshaping the construction management landscape with AI-driven solutions that simplify complex processes and maximise efficiency. Our platform leverages the latest web and mobile technologies to solve real-world challenges for the construction industry, blending innovation with usability. If you're passionate about building scalable systems and love solving problems, we want you on board!
Who You Are:
A tech enthusiast with a knack for both front-end finesse and back-end brilliance. Youāre eager to dive into code and bring ideas to life. You think in Angular components, dream in Node.js APIs, and are equally comfortable navigating MongoDB queries as you are crafting mobile interfaces with React Native or Flutter. You thrive in a fast-paced startup environment and have a passion for building things from scratch, continuously optimising for performance, and ensuring scalability.
What Youāll Do:
- Full-stack Magic: Craft seamless, intuitive UIs with Angular and powerful, RESTful backend services using Node.js and MongoDB.
- End-to-End Development: Own features from brainstorming to deploymentāhandling everything from database architecture to front-end performance.
- Optimise and Scale: Ensure that our platform is high-performing, scalable, and future-proof. Youāll be part of laying the groundwork for big, exciting growth.
- Collaborate & Conquer: Work closely with our design, product, and AI teams to integrate machine learning and automation features into our platform, pushing the boundaries of what tech can do in construction.
Tech Stack:
- Frontend: Angular for web
- Backend: Node.js, Express, NestJS
- Database: MongoDB
- Cloud & DevOps: AWS, Docker, CI/CD pipelines
What You Bring:
- Angular wizardryāyou know your way around components, services, and everything in between.
- Node.js expertiseāyou can build robust, scalable APIs and thrive in an asynchronous environment.
- React Native/Flutter mobile skillsāa passion for crafting intuitive mobile experiences. (Good to have, but not mandatory)
- MongoDB knowledgeāyou understand database design, indexing, and aggregation pipelines.
- Code Quality Focusāwhether it's writing tests or reviewing pull requests, you're all about clean, maintainable code.
- Experience with Git, CI/CD, and working in an agile, fast-paced team.
Bonus Points For:
- Experience in AI/ML integrations or a curiosity about machine learningās potential in web and mobile apps.
- Familiarity with GraphQL and modern state management libraries.
- Experience with Microservices
Why Work With Us:
- Impact: Be part of a mission-driven startup solving real-world problems in a trillion-dollar industry.
- Innovation: Collaborate with a forward-thinking team to build AI-powered, scalable tools from the ground up.
- Growth: Weāre a fast-growing startup, so your career can skyrocket here. Bring your ideas, and weāll give you the space to make them happen.
- Culture: A collaborative, tech-driven, and fun work environment that values creativity, ownership, and growth.


We are building an advanced, AI-driven multi-agent software system designed to revolutionize task automation and code generation. This is a futuristic AI platform capable of:
ā Real-time self-coding based on tasksĀ Ā
ā Autonomous multi-agent collaborationĀ Ā
ā AI-powered decision-makingĀ Ā
ā Cross-platform compatibility (Desktop, Web, Mobile)Ā Ā
We are hiring a highly skilled **AI Engineer & Full-Stack Developer** based in India, with a strong background in AI/ML, multi-agent architecture, and scalable, production-grade software development.
### Responsibilities:
- Build and maintain a multi-agent AI system (AutoGPT, BabyAGI, MetaGPT concepts)Ā Ā
- Integrate large language models (GPT-4o, Claude, open-source LLMs)Ā Ā
- Develop full-stack components (Backend: Python, FastAPI/Flask, Frontend: React/Next.js)Ā Ā
- Work on real-time task execution pipelinesĀ Ā
- Build cross-platform apps using Electron or FlutterĀ Ā
- Implement Redis, Vector databases, scalable APIsĀ Ā
- Guide the architecture of autonomous, self-coding AI systemsĀ Ā
### Must-Have Skills:
- Python (advanced, AI applications)Ā Ā
- AI/ML experience, including multi-agent orchestrationĀ Ā
- LLM integration knowledgeĀ Ā
- Full-stack development: React or Next.jsĀ Ā
- Redis, Vector Databases (e.g., Pinecone, FAISS)Ā Ā
- Real-time applications (websockets, event-driven)Ā Ā
- Cloud deployment (AWS, GCP)Ā Ā
### Good to Have:
- Experience with code-generation AI models (Codex, GPT-4o coding abilities)Ā Ā
- Microservices and secure system designĀ Ā
- Knowledge of AI for workflow automation and productivity toolsĀ Ā
Join us to work on cutting-edge AI technology that builds the future of autonomous software.


Job Description :
Java Full Stack Developer (Java + Angular) We are solving complex technical problems in the financial industry and need talentedsoftware engineers to join our mission and be a part of a global software development team. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular. You will collaborate with cross-functional teams to define, design, and ship newfeatures, and you will work closely with Architects to ensure the technical feasibilityof designs and implement them accordingly.
Required Skills: ļ· Exp. - 4 to 9 years. ļ· Experience in Core Java 8 and above, Spring (including Core, Web Mvc, Batch, Cloud etc). ļ· Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be awareof enterprise application design patterns. ļ· Should be able to analyze, design, develop and test complex, low-latency clientfacing applications. ļ· Develop user interfaces for modern web applications using Angular.


Skills
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Expertise in backend programming with Node.js and MongoDB.
- Experience with React.js and redux.
- Material UI and 3rd party libraries.
- Experience with clean code writing practices like avoiding callback hell like promises, async.
- Thorough understanding of Node.js and its core principles.
- Experience with popular React.js workflows (such as Flux or Redux).
- Familiarity with newer specifications of ECMAScript.
- Experience with data structure libraries (e.g., Immutable.js).
- Familiarity with RESTful APIs.
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Familiarity with modern front-end builds pipelines and tools.
- A knack for benchmarking and optimization.
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial).
Responsibilities:
- Build Node.js APIs using microservices.
- Rewriting backend code with microservices architecture & Unit tests.
- Developing new user-facing features using React.js.
- Building reusable components and front-end libraries for future use.
- Translating designs and wireframes into high-quality code.
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers.

Requirements
- 3+ yrs experience in Reactjs (frontend) and Nodejs (Backend) along with good experience in MongoDB.
- Ā
- Past experience scaling projects from prototype to hundreds of thousands / millions of users is a plus.
- Ā
- Strong communication skills and past experience leading developers is crucial.
Ā
Note:- Remote working is applicable

Candidate must be Handson with Core java and datastructures, Webservices and Springboot and microservices
Hands on with ReactJS and Redux Libraries
Handson with Javascript, HTML,CSS,Ā
Should have strong knwoldege in Api



Responsibilities
⢠Translate business requirements and use cases into functional applications.
⢠Design, build and maintain efficient, reusable, and reliable Ruby and Golang code.
⢠Review, test, and verify code for adherence to quality and security standards.
⢠Ensure the best possible performance, quality, and responsiveness of the applications.
⢠Help maintain code quality and organization.
⢠Develop user-friendly web applications using React
⢠Build marketing-related features
Requirements
⢠You've got 4+ years of development experience.
⢠You've worked with frameworks like React, Redux, Webpack, etc.
⢠You're an expert in Ruby, Golang and Rails framework
⢠You're an expert in writing background tasks, test-driven development.
⢠Data-driven product development is kinda your thing.
⢠You're committed to quality, and your code solves more problems than it creates
write REST API,s and integrate with UI





