
· 7+ years of professional experience in front-end development.
· 5+ years of hands-on experience with React.js and its ecosystem (Redux, Context API, Hooks, etc.)
· Strong understanding of JavaScript (ES6+), HTML5, and CSS3.
· Experience with RESTful APIs, GraphQL, and WebSocket integration.
· Proficiency in modern build tools (Webpack, Vite, Babel, etc.).
· Expertise in state management libraries (Redux, MobX) and React Query.
· Solid understanding of UI/UX principles and responsive design.
· Experience with testing frameworks (Jest, React Testing Library, Cypress, etc.).
· Familiarity with modern CI/CD pipelines and version control tools (Git).

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.
Connect with the team
Similar jobs

Who are we :
Trendlyne, an Series-A funded, profitable products startup in the financial markets space with cutting edge analytics products aimed at businesses in stock markets and mutual funds.
Our founders are IIT + IIM graduates, with strong tech, analytics and marketing experience. We have top finance and management experts on the Board of Directors.
What do we do :
We build powerful analytics products in the stock market space that are best in class. Organic growth in B2B and B2C products have already made the company profitable. We deliver 800 million+ APIs every month to B2B customers.
Trendlyne analytics deals with 100s of millions rows of data to generate insights, scores and visualisations which are an industry benchmark.
Technical Skills Required :
- Hands-on development experience on ReactJS, React Native
- Excellent front-end development skills - Javascript ES6, HTML5, CSS3, Bootstrap/Flex
- Excellent understanding of web browsers, mobile browsers and responsiveness
- Experience in UI Build using Webpack/ Gulp
- Proficient understanding of code versioning tools, such as Git, Bitbucket, Github
- Proficient understanding of the performance of web and mobile applications
- Knowledge of Django web framework or Python will be an added advantage
Responsibilities :
- Develop new user-facing features, web and mobile applications
- Use HTML, CSS, JS, to deliver front-end of projects on time
- Work with UI & UX designers and project managers to ensure timely delivery of code
- Work with Backend developers and ensure smooth integration with CMS or APIs
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize website for maximum speed and scalability
- As part of the core team, you will be working on cutting edge technologies like Spark, Flume, online backtesting and data visualization, and machine learning.
- All Developers will be involved with the entire lifecycle of the product right from product conceptualization, design, implementation and mobile app and web delivery.
- Salary on par with the industry, with company equity.
As a Frontend Developer, your responsibilities will include:
- Developing new user-facing features using React.js and integrating with backend services.
- 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 broad spectrum of web-capable devices and browsers.
Key Performance Indicators:
- Efficiency and quality of the code developed.
- Adherence to project timelines and delivery milestones.
- Positive stakeholder feedback on usability and design.
- Continuous improvement and adoption of best practices in frontend development.
Prior Experience Required:
- Minimum 3+ years of experience in frontend web development.
- Proficient in JavaScript, including DOM manipulation and the JavaScript object model.
- Extensive experience with React.js and its core principles.
- Strong proficiency in HTML5, CSS3, and modern frontend development tools.
- Experience with popular React.js workflows (such as Redux).
- Familiarity with newer specifications of EcmaScript.
- Experience with data structure libraries (e.g., Immutable.js).
- Good understanding of RESTful APIs and modern authorization mechanisms (e.g., JSON Web Token).
- Good to have: Experience with TypeScript and Next.js.
Location:
Hyderabad
Collaboration:
The role involves working closely with backend developers, UI/UX designers, and project managers to deliver seamless, high-quality web applications.
Salary:
Competitive, based on experience and market standards.
Education:
- Bachelor's degree in Computer Science, Information Technology, or a related field.
Language Skills:
- Strong command of Business English, both verbal and written, is required.
Other Skills:
- Excellent problem-solving skills.
- Looking for perfection in development
- Taking Ownership and Accountability in a fast-paced environment.
- Proficiency in code versioning tools, such as Git.
- Knowledge of modern frontend build pipelines and tools.
- Experience with responsive and adaptive design.
Additional Requirements:
- Portfolio of previous projects that demonstrates expertise in frontend development.
- Familiarity with agile methodologies.
- Strong teamwork skills, with the ability to collaborate effectively with colleagues and clients across diverse teams.
Employer:
About RaptorX
RaptorX is a fintech startup focused on redefining fraud detection and prevention in real time for banks, financial institutions, and digital platforms. Backed by top-tier investors, including senior technology leaders from Google, Microsoft, and Peak XV Partners, RaptorX leverages advanced AI models for anomaly detection, and high-throughput architecture to stay ahead of sophisticated fraud patterns.
Develop new user-facing features
Build reusable code and libraries for future use
Ensure the technical feasibility of UI/UX designs
Optimize application for maximum speed and scalability
Assure that all user input is validated before submitting to back-end
Collaborate with other team members and stakeholders
Skills and Qualifications
Proficient understanding of markup language like HTML to create user friendly web pages
Strong experience in React JS
Proficient understanding of JavaScript, CSS and jQuery
Good experience of React native, algorithm and data structure
Good understanding of asynchronous request handling, partial page updates, and AJAX
Proficient understanding of cross-browser compatibility issues and ways to work around them.

- 3-5 years of experience developing and implementing software applications.
- Previous experience working as a React.js Developer.
- Knowledge in e-Commerce domain will be a plus.
- In-depth knowledge of JavaScript, CSS, HTML and front-end languages.
- Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
- Experience with REST API's
- In-depth understanding of Javascript, the DOM, and relevant concepts.
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Experience with user interface design.
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Experience with browser-based debugging and performance testing software.
- Proficient understanding of code versioning tools, such as Git, Github.
- Excellent troubleshooting skills.
About RARA NOW
Not just a delivery company
RARA NOW is revolutionizing instant delivery for e-commerce in Indonesia through data-driven logistics.
RARA NOW is making instant and same-day deliveries scalable and cost-effective by leveraging a differentiated operating model and real-time optimisation technology. RARA makes it possible for anyone, anywhere to get same-day delivery in Indonesia. While others are focusing on - one-to-one- deliveries, the company has developed proprietary, real-time batching tech to do - many-to-many- deliveries within a few hours. RARA is already in partnership with some of the top eCommerce players in Indonesia like Blibli, Sayurbox, Kopi Kenangan, and many more.
We are a distributed team with the company headquartered in Singapore, core operations in Indonesia, and a technology team based out of India.
Future of eCommerce Logistics:
Data-driven logistics company that is bringing in same-day delivery revolution in Indonesia
Revolutionising delivery as an experience
Empowering D2C Sellers with logistics as the core technology
About the Role:
3+ years of experience in frontend technologies and progressive web applications development
Expert in using of design patterns, data structures and algorithms
Should have sound understanding of design architecture and principles, coding frameworks like react.js, angular.js, vue.js, node.js, next, js, express.js etc.
Experience with popular JS libraries like Ember, Babel, Typescript, Webpack, Socket etc.
Solid understanding of object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises
Strong proficiency in JavaScript, AJAX, HTML5 CSS3 JSON, including DOM manipulation and the JavaScript object model
Translating designs and wireframes into high-quality code
Knowledge of Redux, React.js and its core principles
Good experience on Web Service Integration ( REST, JSON, XML), Cloud technologies - AWS, FCM
Proficient with debugging and testing tools to troubleshoot and optimize the UI
Exposure to scm tools like git, CI/CD of android systems, code coverage tools like SonarQube, etc.
Good to know hybrid platforms like Cordova, Ionic, React Native, Flutter, etc
Bachelor degree in Computer Science or related discipline preferred
● Experience in NextJs, ReactJS, Redux, and component-based design
● Experience in HTML5/CSS3, SASS or LESS
● Experience in Mobile web Specific Technologies Like PWA, Service Workers.
● Experience in Any Unit testing and Flow testing using Jasmine/Karma, Jest Framework
● Experience in Functional Testing using Cypress or any other frameworks
● Knowledge of front-end build tools and frameworks. Webpack and Babel.
● Experience in TDD (test-driven development)]
● Experience of developing and consuming RESTful web services Proficient understanding of
- Write effective, scalable code
- Develop Connectors tool GUI for various source and target systems/platform/products
- Test, debug, build and deploy UI components in the existing product
- Improve functionality of existing SDK/Frameworks
Skills required :
- JavaScript
- ReactJS
- Redux-Saga
- ES6 (or TypeScript) syntax
- Good problem-solving
- Good debugging
Good to have :
- TypeScript experience
- Material UI experience
- JEST knowledge
- Git and Github/Gitlab/Bitbucket experience
UI Developer
Notice Period: 45 days
Banyan Data Services (BDS) is a US-based Infrastructure services Company, headquartered in San Jose, California, USA. It provides full-stack managed services to support business applications and data infrastructure. We do provide the data solutions and services on bare metal, On-prem, and all Cloud platforms.
We are looking for UI Developer whose primary task will be to design and implement user interfaces for maximum usability and performance in web applications.
If you have a creative mind, top-notch technical skills, a strong sense of user interface design, and are passionate to be a part of a rapidly growing rocket ship startup, run by a world-class executive team then you are on right track.
Key Roles & Responsibilities
· Work in a team to design and build software applications to function across multiple platforms and technologies.
· Use coding to develop the aesthetics implemented within a website or product, from the layout menus and drop-down options to colors and fonts
· Combine interface design concepts with digital design and establish milestones to encourage cooperation and teamwork
· Develop overall concepts for improving the user experience within a business webpage or product, ensuring all interactions are intuitive and convenient for customers
· Write code in addition to testing and debugging code on a variety of platforms to comply with company standards
· Perform the technical analysis on both new and existing applications and their performance in several system formats
· Collaborate with back-end web developers and programmers to improve usability
· Seek to enhance the user experience by creating seamless navigation through various digital programs and interfaces within the company
· Create surveys for research through various social media platforms to gather feedback on user's ease of use and incorporate the findings in the development
Key Skills & Qualification
· 3+ years of demonstrated experience in creating and implementing UI development
· 2+ years of professional experience in Native React
· Highly proficient in rendering components with Native APIs
· Hands-On experience in JavaScript, modern JavaScript, HTML, Materialized CSS, Bootstrap, React.js
· Highly proficient in one or more libraries I.e Redux, Redux with hooks, Redux with Thunk, React Router, for state managing and routing in addition to React.
· Proficient in using Git as a control system
· Good understanding of MVC frameworks
· Should have knowledge of Architectural design pattern
· Understanding and grasp of Agile development and Scrum practices
· Flexibility and deadline-driven
· Professional written and interpersonal skills
· Ability to prioritize and manage multiple milestones and projects efficiently
· Advanced problem-solving skills and the ability to optimize code for the best possible outcome
http://www.banyandata.com" target="_blank">www.banyandata.com
Job Description:-
- React.js with Redux and Typescript
- Experience working with Git, JIRA
- End to end responsibility from development to production.
- Work with product and design teams to translate designs and wireframes into high-quality products.
- Good written and verbal communication skills
- Eager to learn new things in technology
Appristine Technologies. We are based in Pune and offer an exciting working environment along with very attractive remuneration, to all deserving candidates. Currently, we are hiring for the following role.
1. ReactJS Developer – 2+ Years Exp.
Skills & Knowledge
• Minimum 3 years of development experience in React and Redux.
• Good understanding and experience of HTML / CSS / Javascript / Webpack / Bootstrap.
• Hands-on experience with ES6 / ES7 / ES8 features.
• Expertise with Web Services / REST APIs.
• Skillful experience in Node JS / Express / MongoDB will be a plus.
• Understanding of mobile cross-platform frameworks like React Native.








