
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

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
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Job Description
What we are looking for:
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Looking for person with 5+ years of solid experience in HTML, vueJs, javascript, css & JQuery
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Must have a strong skillset on technologies and is keen on learn and build next generation recruitment Technology.
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Should have a strong focus on quality, scalability, and performance of the product.
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Should be a team player with a solid experience and desire to build customer-centric products and work closely with Product Managers and Designer.
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Ready to relocate to Pune and join ASAP.
Role & Responsibilities:
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End to end ownership of the Product frontend development, building reusable, testable, and scalable technology.
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Research, evaluate, analyze, and implement technical requirements.
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Introduce best industry practices to build the best interfaces for users.
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
• Strong interpersonal, communication and analytical skills
• Should have the ability to express their design ideas and thoughts
Job Brief
• JavaScript and angular expertise
• 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
Company Profile:
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
https://www.youtube.com/watch?v=H_rLmHvlOKg
Employee Speak: https://www.ambitionbox.com/overview/wissen-technology-overview
LinkedIn: https://www.linkedin.com/company/wissen-technology
Wissen | Driving Digital Transformation
A technology consultancy that drives digital innovation by connecting strategy and execution, helping global clients to strengthen their core technology.
- Develop new user-facing features
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI designs
- Optimize application for maximum speed and scalability
- Assure that all user input is validated before submitting to the back-end
- Collaborate with other team members and stakeholders
- Should have hands-on experience in advanced JavaScript libraries and frameworks, such as AngularJS, KnockoutJS, Bootstrap, BackboneJS, ReactJS, DurandalJS, etc. (ReactJS is Mandatory)
- Proficient in web markup, including HTML5, CSS3
- Good understanding of server-side CSS pre-processing platforms, such as LESS and SASS, and experience in building/using REST APIs
- Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
- Good understanding of asynchronous request handling and partial page updates.
- Bachelor’s degree in Computer Science, Information Technology, or a similar field.
- Previous experience working as a React.js Developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Experience of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
- Experience with user interface design.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.
• Build an advanced ecommerce admin dashboard application for our platform.
• Proven working experience in React JS app development and experience with Webpacks and integration with
NodeJS.
• Good understanding of Hooks and Redux State Management tools.
• Understanding of React Design principles and architecture patterns.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Work with outside data sources and APIs like the one of Unicommerce.
• Create Unit-test code for robustness, including edge cases, usability, and general reliability. Work on bug fixing
and improving application performance.
• Continuously discover, evaluate, and implement new technologies to maximise development efficiency.
• Translate designs and wireframes into high quality code.
• Have a good understanding of CI/CD tools (any).
• Robust knowledge of popular databases like MongoDB, Elastic Search, DynamoDB, Redis etc;
• Knowledge about AWS Amplify is super plus.
CANDIDATES MUST HAVE
• React JS, Redux
• Hooks and redux state managements
• React design principles
• Architectural pattern
• Unit test code
• High level design
• Ci/cd tool
• Elasticsearch, DynamoDB, Redis
• AWS amplify
• ES6/ ECMAScript, JavaScript,
• NodeJS, IDEs, Restful API’s , Git
We are looking for an AngularJS engineer to build world-class user
experience while innovating with and implementing full front-end stack. We
need someone who thinks outside the box, someone who doesn't settle on one solution, and someone who loves challenging projects and complex user flow and advance technologies.
Work Profile
o Delivering a complete front end application in AgularJS
o Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
o Coordinating the workflow between the graphic designer, the HTML coder, and yourself
o Integrate with the back-end developer in the process of building the RESTful API o Communicating with external web services for 3rd Party tools and services integration
Requirement
o 3+ years of experience and proficiency with AngularJS, JavaScript and HTML5
o Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
o Creating self-contained, reusable, and testable modules and components
o Ability to provide SEO solutions and optimization
o Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
o Creating custom, general use modules, and components which extend the elements and modules of core AngularJS
Location- Ahmedabad
- Have 3 - 6 years of experience working in a high speed Product B2B start up doing Full-stack or ReactJS software development
- Have demonstrated experience in Front-end developer tooling, React js and its core principles
- Have experience with popular React js workflows (such as Hooks and Redux), React Material UI,Data structure libraries (e.g., Immutable js)and with RESTful APIs
- Have experience in debugging, problem-solving, and improving application performance.
- Are willing to learning new technologies on your own.
- Have knowledge in best practices for the whole software development cycle (TDD/CI/CD) and agile methodologies.
- Have good knowledge of version control.
- Have the ability to use a wide variety of open source technologies and tools.
- Have good communication ability and can articulate business needs and translate them into technology solutions.
Senior Frontend Developer || CSS, HTML, JavaScript, React.js|| 3+ years exp
|
· Minimum 3+ years of relevant experience · 3+yrs Exp in React.js (Mandatory) · Traits & culture: Entrepreneurial & willing go the extra mile. · Strong knowledge and experience in HTML, CSS, and JavaScript is a must. · Experience developing front-end interfaces by leveraging modern development libraries and tool chains like React, Webpack, etc... · Deep understanding of DOM, Rendering and how the browser works. · Experience building web-based user interfaces for mobile and desktop. · Experience in writing modular and reusable code. · Solid understanding of software development methodologies and processes. · Experience in building fast, fluid, beautiful user experiences and driving growth in consumer websites and web applications. · You are generally curious/interested in tech, motivated, creative/entrepreneurial, energetic, humble and hard-working · Most important - willing to go that extra mile to get the work done. · Bonus points for experience working on Node.js :)
Working days: Mon - Sat (2nd & 4th Sat off) |
- Deep knowledge of Angular practices and commonly used modules based on extensive work experience
- Proficiency with JavaScript and HTML5
- Extensive knowledge of CSS3 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
- A team player, fast learner with good verbal and written communication skills










