
· 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
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Basic Qualifications
• BA/BS Degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
• 3–5 years of professional software engineering experience with a strong focus on frontend / UI development.
• Strong proficiency in React and TypeScript.
• Solid understanding of HTML5, CSS3, and modern JavaScript (ES6+).
• Experience integrating frontend applications with GraphQL APIs.
• Familiarity with microservices architectures and frontend–backend integration patterns.
• Experience with Git and collaborative development workflows.
• Hands-on experience using AI-assisted development tools in day-to-day engineering work.
Preferred Qualifications
• Experience working with or alongside NestJS-based microservices.
• Familiarity with GraphQL client libraries such as Apollo Client.
• Experience with frontend testing tools including Jest, React Testing Library, Cypress, or Playwright.
• Exposure to frontend performance optimization techniques (lazy loading, code splitting, memoization).
• Familiarity with design systems, accessibility tooling, and component-driven development.
• Exposure to LLM APIs, agent frameworks, or AI-enabled frontend automation.
Suggested Skills
• React / TypeScript
• GraphQL (Apollo Client)
• UI Architecture & Design Systems
• Frontend Testing (Jest, RTL, MSW)
• Build & Tooling (Webpack, ESLint, Prettier)
• CI/CD for Frontend
• AI-assisted Software Development & Automation
Additional Information
• AI-assisted development is a core expectation for this role.
• The team builds modern UI systems backed by GraphQL, NestJS microservices, and intelligent automation.
• This role offers opportunities to deepen frontend expertise while influencing how AI improves
1) Understand client requirements and functionalities.
2) Write well-designed, testable, efficient code.
3) Responsible for solving complex technical issues.
4) Ensure quality projects are delivered within defined timelines.
5) Active involvement in client communication to understand functional requirements.
6) Maintain high standards of quality for code, documentation and other deliverables.
Required Skills
1) Good experience in Angular Latest Versions
PREFERRED QUALIFICATION AND SKILLS:
In depth knowledge of VUE.JS
• In depth knowledge of HTML5 • In depth knowledge of CSS3 (Less, Sass, Stylus is a plus), knowledge of BEM methodology is preferred
• Detailed knowledge of JavaScript (ES2015 is a plus)
• Experience in any JS framework(Angular, React + Redux, Vue, etc.,) is must
• Understanding of Web Accessibility WCAG guidelines.
• Must be able to mentor and guide junior technical resources.
• One who is proactive and come forward with technology related initiatives. Motivated selfstarter.
• Good Communication skills. English - Oral and Written.
We are looking for a good JavaScript 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 product is 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
Skills:
- 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 (Redux)
- Familiarity with newer specifications of ECMAScript
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
We are hiring React JS Developer for Dehradun location
- In depth knowledge of React JS.
- Experience creating front end applications using HTML5, CSS, bootstrap.
- Hands on experience with JavaScript Development on both client and server-side.
- Ability to work both independently and in collaborative teams to communicate design and build ideas effectively.
- Able to handle multiple projects and competing deadlines.
- Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation.
- Excellent communication and Client interaction.
Position Level: Product Engineer
Company Overview:
AskSid.ai is a 4 years old start-up based in Bangalore, is fast growing and cofounded by
two ex-Mindtree employees each with 20+ years of experience. We were rated the No1
emerging SaaS company in India and won the NASSCOM EMERGE 50- League of 10
awards in 2019. Also got rated as the most innovative AI company in India for 2020 by
CII and Accenture Ventures. As a growing company, we are looking for passionate
engineers who aspire to build world class technology products of internet scale.
Job purpose:
Design, engineer, and maintain our proprietary framework, APIs, and technology
components of a SaaS software product platform with the ability to scale to millions of
requests and thousands of concurrent users.
Responsibilities:
- Full stack product engineering i.e. design, engineer, test, deploy, monitor, and maintain software components to QA and Production environments
- Design & engineer product experience & APIs conforming to defined quality, maintainability, scalability, and performance KPIs
- Build, maintain, and improve continuous integration and delivery lifecycle processes
- Automation of repetitive engineering and production activities
Education and Experience
- Engineering in computer science
- 3+ year of relevant experience in product engineering with expertise in building frameworks, reusable components, and APIs
- Expert level skills in analytical & problem solving
- Strong programming and engineering fundamentals like Data Structures,
- Design Principles, TDD, and Performance Tuning to build scalable and performance optimized product
- Ability to communicate clearly in English
- HTML5
- CSS3 (Sass/Less)
- JQuery
- JavaScript (ES6) / TypeScript
- React.js
- Version Control : Git
- 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.









