

Required Skills and Experience:
- 5 - 11 years of experience in front-end development, with a strong focus on React.js.
- Proven experience with React.js and related technologies (e.g., Redux, React Router, Hooks, Context API).
- Strong proficiency in JavaScript, HTML5, CSS3, and modern front-end build tools (e.g., Webpack, Babel, etc.).
- Hands-on experience with RESTful APIs, Server Sent Events, WebSocket's
- Hand’s on experience with web components, micro frontends
- Deep understanding of browser apis like history, intersection observer, event handling, virtual panes, drag and drop etc
- Ability to work on a complex and fast moving code base.
- Familiarity with TypeScript and its integration with React applications.
- Strong problem-solving skills and attention to detail.

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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Ideal Candidate
8+ years of experience in front-end development, with at least 3–5 years in technical/architectural leadership roles across web and mobile platforms.
Expert in React.js and React Native, with hands-on experience designing and building scalable, modular applications using modern front-end frameworks and reusable component libraries.
Strong geospatial capabilities—proven experience integrating and optimizing mapping solutions (e.g., Google Maps, HERE Maps) with features like routing, clustering, and overlays.
Mobile-first mindset, with deep knowledge of responsive UI design, performance optimization for low-bandwidth environments, and cross-platform compatibility.
Architectural expertise in modular design, micro-frontends, SSR/SSG, PWAs, and cross-platform solutions—ideally with experience in monorepo environments and BFF patterns.
Technical leadership skills, including mentoring developers, enforcing best practices, driving autonomous development, and aligning technical solutions with business needs.
CI/CD & DevOps familiarity—strong understanding of build tools (Webpack, Vite, Metro), containerization (Docker), and deployment automation using Jenkins, GitLab CI, etc.
Security, accessibility, and testing focus—capable of implementing WCAG-compliant UIs, secure data handling, and robust test strategies using tools like Jest, Cypress, Detox, and Appium

Responsibilities and Duties
• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery.
• Experience designing and developing responsive design websites.
• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers.
• Ability to convert comprehensive layouts and wireframes into working HTML pages.
• Strong understanding of PHP back-end development
Key Skills
Wordpress, WooCommerce. Elementor, PSD/Figma/Xd to HTML, Bootstrap

What we want to accomplish and why we need you?
Haptik is one of the world's largest Conversational AI companies, having reached over 500 + million devices, and processed over 5 billion+ conversations till date. Haptik has been at the forefront of the paradigm shift of interaction from clicks to conversations. We have built a robust set of technology and tools that can enable any kind of conversational application. With a 400+ member strong team that is set to double in the coming year, Haptik is truly poised to lead the Conversational AI revolution with some of the best minds in the industry.
We are a full-stack conversational AI company from building products to delivering bots for our clients. We are looking for a front-end engineer who can help us build the next generation of enterprise-grade conversational AI platform.
What will you do every day?
As a front-end tech lead you will be responsible for building the Haptik platform which is used by people across the globe. You will be working closely with the product, design and platform team on a day to day basis and be responsible for the look and feel of the product. While you know how to work hard, you also know how to have fun at work and make friends with your colleagues.
Ok, you're sold, but what are we looking for in the perfect candidate?
- Have a keen eye for detail and passionate about UI and UX
- Has worked with a team of FE engineers to set tech processes and standards.
- Has experience in mentoring junior engineers.
- Have a solid understanding of front-end technologies especially React
- Build, maintain and gate-keep the platform tools
- Work closely with the PM and designers to deliver high-quality features
- Work closely with the backend engineers to understand the Interkat Platform and build for scale
- High-level estimating and scoping/breaking down of tasks
- Document features to make them easily understandable to clients
- Participate in code reviews, automated and functional testing, and other aspects of our quality assurance process
- Use and promote standard good coding practices
- Fully participate in a scrum-based, agile development team
- Maintain up-to-date knowledge of technology standards, industry trends, emerging technologies, and software development best practices
- Work experience around optimizing build artifacts and performance monitoring
- Following security standards when using cookies/others to store user information etc.
Requirements :
- 5+ years of experience working on React.js
- Prior experience of leading/mentoring a team is a plus
- Knowledge of flux and redux
- Must have extensive experience working on Javascript, HTML, CSS, animations and UI/UX principles.
- Knowledge of backend technologies is a plus
- Good attention to detail, pixel perfect designs
- Bachelor's Degree in computer science or equivalent
- Good Communication skills
- Hustler with the passion for writing good code
- Team player
- Must have experience in working in an agile environment, exposure to tools like Jira would be an added benefit.
Requirements is such a strong word. We don't necessarily expect to find a candidate that has done everything listed, but you should be able to make a credible case that you've done most of it and are ready for the challenge of adding some new things to your resume.

- 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.


Frontend Developer (ReactJS)
Company Profile
Egregore Labs (www.egregorelabs.com) is a financial software company founded in 2017 by Prashant Vijay (ISB, Tulane) & Hari Balaji (IIM Ahmedabad, IIT Madras) both of whom have spent over a decade each in Financial Services, with a majority of their experience at Goldman Sachs across New York, Hong Kong & Singapore in roles across Trading, Quant & Technology.
Opportunity
We are looking for an experienced Frontend engineer with ReactJS development experience to join our team.
Here’s are some of the things you might have to do on any given day:
- Implement responsive and performant UIs with user centered approach with frontend technologies including ReactJS, Javascript(ES 6), Typescript, SCSS, etc
- Write meaningful test cases for frontend &
- Integrate our products with 3rd party products/tools/services
- Develop Infrastructure for delivering services using a performance driven approach, build databases, schedule automated jobs, etc
Ideal Background / Experience
- At least 12 months of diverse experience in web development for product or services oriented environment with exposure to working production deployments
- Expertise in programming using Python/ReactJS or similar scripting languages
- In-depth exposure to technologies used in web-based SaaS products, including REST APIs
- Sound understanding of Postgres and NoSQL databases such as MongoDB
Nice to have exposure to any of
- AWS
- Azure
- ELK
- Object Relational Models (SQLAlchemy, etc)
- Google APIs
- Microservices Architecture Pattern
- NodeJS / ExpressJS
Work From Home
Package: upto 10L




Skills:-
Javascript, HTML, CSS, Angular.
Responsibilities: -
• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to
front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and Front-end services for various business
processes.
• Developing high-performance applications by writing testable, reusable, and
efficient code.
• Implementing effective security protocols, data protection measures, and
storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as
preparing reports.
• Recommending and implementing improvements to processes and
technologies.
• Keeping informed of advancements in the field of Front-end development.
Required Skills and Professional Expertise:
• Bachelor's degree in computer science, information science, or similar.
• Proven hands-on- experience on Software Development.
• At least one year of experience in Angular js.
• Hands-on-experience in designing application using Angular js, HTML, CSS, Javascript.
• Profound insights of Angular (Class loading, Memory Management,
Transaction Management etc.)
• Experience in developing Web applications using at least one popular web
framework (MVC)
• Experience with test-driven development.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Availability to resolve urgent web application issues outside of business hours.

We are looking for a seasoned frontend developer to join our product team. This role requires you to be a tech-savvy contributor in translating the customer needs and user expectation into interactive web apps. You’ll be an exceptional problem solver and take responsible actions in ensuring the application is optimized both in technology and in delivering best user experience.
Responsibilities:
- Work closely with design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
- Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable content modules and maintainability of the code.
- Implement UI development principles to ensure that the product client-side serves at scale.
- Review and optimize the app usage by monitoring key metrics and rectifying the issues proactively.
- An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.
Requirements:
- 2 to 5 years of relevant work experience as a web developer, UI developer, JavaScript expert or frontend engineer
- Experience in Frontend Technologies
- Typescript - the right way. Ie, not using it exactly like Javascript, instead using it in the way it was intended to be used.
- React
- GraphQL (Relay Specification is a plus)
- Apollo Client for React OR React-Relay
- Worked in large React Projects preferably in TypeScript, with proper usage of Typing.
- Familar with React Contexts and Hooks
- Should have a very good understanding, and practical knowledge in Advanced Guides in React (https://reactjs.org/docs/forwarding-refs.html" target="_blank">https://reactjs.org/docs/forwarding-refs.html)
- Familiar with UI layouts, SASS, bootstrap and the CSS GRID system
- Experience with a GraphQL backend using either Apollo Client for React or React Relay is a plus
- Experience using any one React UI Framework: Ant UI, Elastic UI, Material Framework for React, Blueprint UI or Bootstrap for React
Office Location: Goregaon Mumbai
Position Description: 2+ years of experience on development.
Primary Responsibilities:
- Translate designs and style guides provided by the UI/UX team into functional user interfaces, ensuring cross browser compatibility and performance
- Build efficient and reusable front-end system that drive complex web applications
- Identify, address performance bottleneck and communicate best practices for front end engineering
- Responsible for meeting expectations and deliverables on time and in high quality
- Collaborate with Product Designers, Product Managers, and Software Engineers to build/deliver next generation products
- Interact with other team members to incorporate their innovations and vice versa
- Rapid prototyping web user interfaces
Required Skills:
Mandatory: Passionate about sports, Problem solving, Team player, Target & Result oriented.
Functional: HTML5, CSS3, Bootstrap, Flexbox, SASS, LESS, Animation, Photoshop, Javascript & JQuery, Understanding of UI & UX, Cross Browser Compatibility and accessibility for Web & Mobile applications, GIT & JIRA.



