
Core responsibilities
• Collaborate with product teams to more accurately define new features
• Collaborate with UX in the building of a design system/component library
• Ensure high performance of all systems developed
• Aware of the relationship between development and business with a strong sense of ownership
• Employ the latest techniques such as agile software development
• Good knowledge of highly scalable server-side development
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Javascript (Angular/React)
• Strong interpersonal, communication and analytical skills
• Should have the ability to express their design ideas and thoughts
Job Brief
• JavaScript and Typescript expertise with Angular Framework
. Must have Monorepo experience with Nx from initial setup to CI/CD and maintenance.
• Experience with libraries such as bootstrap, Ag-grid, formly, observables, and ngrx
• You enjoy working with new technologies, and are curious and energetic
• Experience working with REST APIs
• Good understanding about authentication and security
• Create and maintain various unit and integration tests
• You enjoy working in a creative and agile environment that moves fast
• Ability and interest in providing mentorship to junior members of the team
• Write high quality code and Conduct code reviews
• Being resourceful and detail-oriented, along with being an outside the box thinker!
• Experience being a great team player, who work collaborative, and brings a positive attitude

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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Job Summary:
We are seeking a highly skilled and hands-on UI Developer with strong expertise in React.js and JavaScript to join our front-end engineering team. The ideal candidate will have at least 5 years of experience in developing scalable, high-performance, and user-centric web applications. You will be expected to contribute immediately, owning development tasks end-to-end — from design and coding to performance tuning and deployment.
Key Responsibilities:
- Design and develop responsive, high-quality user interfaces using React.js, JavaScript, HTML5, and CSS3.
- Collaborate closely with UX designers, backend developers, and product managers to translate business requirements into technical implementations.
- Write clean, efficient, and reusable code following best practices and modern front-end standards.
- Optimize components for maximum performance and scalability across various browsers and devices.
- Participate in code reviews, ensuring adherence to coding standards and best practices.
- Troubleshoot, debug, and resolve UI-related performance or compatibility issues.
- Stay up to date with emerging front-end technologies and continuously enhance the development process.
Required Skills & Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- 5+ years of professional experience in front-end/UI development.
- Deep hands-on experience with React.js and core JavaScript (ES6+).
- Strong understanding of HTML5, CSS3, and modern UI frameworks/libraries.
- Experience with React hooks, state management (Redux or Context API), and component-based architecture.
- Familiarity with RESTful APIs and integration of front-end applications with backend services.
- Experience with Webpack, Babel, NPM/Yarn, and modern build tools.
- Solid understanding of version control systems (Git).
- Strong debugging and performance optimization skills.
- Ability to deliver results in a fast-paced, agile environment.
Good to Have Skills:
- Experience with TypeScript, Next.js, or React Native.
- Knowledge of testing frameworks such as Jest, Mocha, or React Testing Library.
- Familiarity with CI/CD pipelines and DevOps tools.
- Understanding of UI/UX design principles and ability to collaborate effectively with designers.
- Exposure to cloud environments (AWS, Azure, or GCP).
- Experience in performance profiling and accessibility (a11y) best practices
Job Description
- Experience in UI development using React JS
- In depth knowledge of JavaScript, CSS, HTML and front-end languages
- Excellent front-end coding skills, and a good understanding of progressive applications
- Strong knowledge of UI design principles, patterns, and best practices
- Experience working with JavaScript and Typescript, React, Redux, RxJS, Yarn
- Experience in test driven development using modern source control and continuous integration
- Design, develop, test, deploy and maintain software
- Delivering high quality and well-structured code
Relevant in React JS: 2 + Years
Looking for candidates from Mumbai who can go to the office in Mumbai(Malad) after Covid ends.
- Knowledge of OO JavaScript
- 7.2. 10+ years hands-on experience with web development using
- HTML5, JavaScript (React, Preact.js, Redux, Redux, Vue.js,
- CSS3, SignalR, Socket.io)
- 7.3. Experience building responsive design layouts using a formal
- framework like Bootstrap and familiarity with best practices
- (web security concepts, ensuring browser & device
- compatibility, etc.)
- 7.4. Experience in creating secure pre-compiled script libraries.
- 7.5. Familiar with development and debugging tools for cross-
- browser issues
- 7.6. Experience integrating with RESTful APIs for server-side
• Ensuring high performance on mobile and desktop
• Writing tested, idiomatic, and documented JavaScript, HTML, and CSS
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Cooperating with the back-end developer in the process of building the RESTful API
• Communicating with external web services
• Ensure high-quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies
• Write functional requirement documents and guides
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS and JS methods for providing performance visual effects and keeping the frame rate above 30fps at all times
- Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
- Creating custom, general use modules and components which extend the elements and modules of core Angular
- Ability to understand business requirements and translate them into technical requirements
Proficient in ReactJS and its core principles such as state management, hooks, and component lifecycle
Strong understanding of JavaScript, HTML, CSS, and related web technologies
Experience with Redux or other state management libraries
Knowledge of modern front-end builds tools such as Webpack and Babel
Understanding of REST APIs and experience integrating them with a ReactJS front-end
Familiarity with Git and version control practices
Responsibilities:
Developing user-facing features using ReactJS
Building reusable UI components and libraries for future use
Ensuring the technical feasibility of UI/UX designs
Optimizing components for maximum performance across a wide range of devices and browsers
Collaborating with cross-functional teams to solve complex problems
Participating in code reviews and ensuring code quality through testing and debugging
Staying up-to-date with the latest industry trends and technologies related to ReactJS.
Work Profile
- Delivering a complete front end application in AgularJS
- Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
- Coordinating the workflow between the graphic designer, the HTML coder, and yourself
- Integrate with the back-end developer in the process of building the RESTful API
- Communicating with external web services for 3rd Party tools and services integration
Requirement
- Experience and proficiency with AngularJS, JavaScript and HTML5
- Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
- Creating self-contained, reusable, and testable modules and components
- Ability to provide SEO solutions and optimization
- Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
- Creating custom, general use modules and components which extend the elements and modules of core AngularJS
Our client is a decade-old software development company, that offers its clients a wide range of customized web, mobile, and eCommerce tools and software. They are known to use advanced languages and platforms used to build reliable, secure, and scalable solutions for their business clients as well as individual customers. Their disruptive craftsmanship and strategy help in high-performance growth and allows customers to transform digitally and competitively.
Their products are being used by most of the banks and NBFCs in India, apart from clients from other industries. The founder is an IIM and MDI alumni and has experience of more than 13 years in business and strategic roles in MNCs. The company has been accredited by the government as a premier IT company, committed to quality and driven by customer success.
- Architecting and building the applications and coordinating with the teams
- Building other layers of the product infrastructure.
- Building pixel-perfect UIs across both mobile platforms.
- Leveraging native APIs for deep integrations with both platforms.
- Diagnosing and fixing bugs and performance
- Bottlenecks for performance that feels native.
- Reaching out to the open source community
- Implementing mission-critical software fixes
- Maintaining code and writing automated tests to ensure the product is of the highest quality.
What you need to have:
- Experience in building React-Native mobile apps for both Android and iOS platforms.
- Strong understanding of Javascript, ES6 and Clojure Scripts and ES6+ syntax
- Experience in building local storage-based caching and fast performing applications
- Experience with test suites like Mocha or Jest
- Strong understanding of how Redux
- Strong understanding of component state Management
- Experienced in RESTful API integration and good knowledge of how APIs work.
- Experienced in building modular app components that can be reused
- Experienced in creating React Native Bridges for deep integration with Native APIs
- Experience in writing automated test cases for mobile apps.
- Strong understanding of javascript and UI layouts in React Native
- Knowledge of ecommerce application development
Almost a decade old, it is a venture committed to bring together a varied range of traditional crafts and techniques of dyeing, weaving, printing and hand embroidery. The founders have dedicated their life to promote Indian Block Prints and provide employment and Hand-Embroidery training to women so that numerous underprivileged women can be empowered.
What you will do:
- Creating user-centered designs by understanding business requirements, the voice of the customer, user journeys, customer feedback, and usability findings
- Creating user flows, wireframes, prototypes, and mockups
- Translating requirements into style guides, design systems, design patterns, and attractive user interfaces
- Designing, building and maintaining highly reusable JavaScript, HTML, and CSS code
- Developing UI elements such as input controls, navigational components and informational components
- Understanding the limitations of our tech stack and business model and provide technical advice wherever necessary
- Managing code in repositories
- Collaborating effectively with teams and stakeholders
Desired Candidate Profile
What you need to have:- Prior experience as a UI/UX Developer as well as a strong portfolio of related projects
- Expert knowledge of HTML5 and its best practices
- Expert knowledge of CSS, CSS extension languages (Less, Sass), and CSS preprocessor tools
- Basic understanding of using the command line
- Multi-tasking and time-management skills, with the ability to prioritize tasks
- Basic understanding of code versioning tools, such as Git
- Can do Unit Testing and Debugging
- Javascript frameworks can be considered as an upskill
DUKAAN - Create Your Online Store in 30 Seconds
Dukaan is an app that allows offline businesses to sell their products and services online. On our app, the users can make beautiful product catalogs (catalogs) right from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram, etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital.
Dukaan is currently powering over 5 M e-commerce stores built by Indian small businesses and growing at a crazy rate.
We are looking for Frontend developers to join our team.
DESCRIPTION
We are looking for a great Frontend developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality products are important.
RESPONSIBILITIES
- 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
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows (such as Flux or Redux)
- Familiarity with newer specifications of EcmaScript
- Familiarity with RESTful APIs and sockets
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools
- Experience with PWAs and React Native is a huge plus







