
Proficient in React, JavaScript (ES6+), and TypeScript. ● Expertise in state management libraries (Redux, Zustand, etc.). ● Hands-on experience with react-navigation and deep linking. ● Solid understanding of Expo (both managed and bare workflows). ● Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android). ● Experience with custom native module bridging and native UI integration. ● Strong debugging skills using tools like Flipper and Chrome DevTools. ● Familiarity with Jest, React Native Testing Library. ● Experience with REST APIs, GraphQL, and real-time data (WebSockets). ● Ability to manage OTA updates with EAS Update and configure EAS Build. ● Experience in app publishing and release lifecycle on both Play Store and App Store. ● Knowledge of secure storage, token handling, and app-level security 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.
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WHO YOU ARE
To be successful in this role, you’ll need to have the following skills:
· Love for coding: A fanatic about writing beautiful and scalable code.
· Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative and inventive.
· Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail, and are comfortable learning new technologies and systems.
· Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
· Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact.
KEY QUALIFICATIONS
· BE/BTech in Computer Science or related field.
· Minimum 3+ years of UI/Frontend development and a strong understanding of building complex layouts using JavaScript, CSS and HTML.
KEY SKILLS
· Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript, some experience with ReactJS, Redux, React Native, Webpack, and Typescript or similar library/tools.
· Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
· Experienced with web standards and protocols such as HTTP, DNS, TCP/IP, and socket APIs in general.
· Familiar with web security, SEO, accessibility and internationalization.
- Gathering and evaluating user requirements in collaboration with product owners and engineers.
- Ensuring design consistency with the client’s development standards and guidelines.
- Ensuring high performance on mobile and desktop and fluency in mobile-based information architecture and design.
- Creating visually appealing experiences that feature user-friendly design and clear navigation.
- Guiding and maintaining developer teams and best practices.
What you need to have:
- Hands-on experience in building Web User Interface (UI) using HTML/HTML5, CSS, SCSS, Advance Javascript Libraries, Jquery, Bootstrap and UI frameworks like Node.js React, redux/angular.js/ backbone, Hapi.js.
- Experience in creating ‘Responsive’ and ‘Adaptive’ web-sites using HTML5 and CSS3 targeting desktop, tablet, and mobile devices.
- Proficiency with Angular 2/4/5/6/7/8
- For UI developer Job- must have good understanding of AJAX and JavaScript Dom manipulation Techniques
- Strong expertise with HTML, CSS, and writing cross-browser compatible code
- Experience in JavaScript build tools like grunt or gulp
- Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, NodeJS, GruntJS, ReactJS)
- Strong understanding of front-end coding and development technologies.
- For UI developer job- must have the ability to provide SEO solutions for websites
- Experience with building the infrastructure for serving the front-end app and assets.
- Sound knowledge of IT concepts and the latest trends.
- Strong verbal and written communication and interpersonal skills
We are looking for a fresher or 1 year experienced WordPress/HTML/Bootstrap developer to design and implement attractive and functional websites for our clients. You will be responsible for both back-end and front-end development including the implementation of WordPress themes and plugins as well as site integration and security updates.
To be a successful WordPress/HTML/Bootstrap developer, you should have in-depth knowledge of front-end programming languages, a good eye for aesthetics, and strong content management skills. Ultimately, a top-class WordPress developer can create attractive, user-friendly websites that perfectly meet the design and functionality specifications of the client.
WordPress Developer Responsibilities:
- Meeting with clients to discuss website design and function.
- Designing and building the website front-end.
- Creating the website architecture.
- Designing and managing the website back-end including database and server integration.
- Generating WordPress themes and plugins.
- Conducting website performance tests.
- Troubleshooting content issues.
- Conducting WordPress training with the client.
- Monitoring the performance of the live website.
WordPress Developer Requirements:
- Bachelor’s degree in computer science or a similar field.
- Proven work experience as a WordPress developer.
- Knowledge of front-end technologies including CSS3, JavaScript, HTML5, and jQuery.
- Knowledge of code versioning tools including Git, Mercurial, and SVN.
- Experience working with debugging tools such as Chrome Inspector and Firebug.
- Good understanding of website architecture and aesthetics.
- Ability to manage projects.
- Good communication skills.
We are looking for a Product Engineer - Frontend Engineer to join our early stage startup with experience in building B2C products.
If you have experience of working in product based companies (preferably startups), good to excellent coding skills in react js and typescript, have a keen eye for details in the UI, and are looking to build exciting things that children across the world will use - come talk to us!
What you get to do:
- Design and build advanced applications from scratch keeping scalability and performance in mind
- A good handle on both client and server architecture.
- Work on bug fixing and improving application performance.
- Comfortable in owning large scale products and continuously re-evaluating and innovating.
Who are we looking for:
- Bachelor's degree or equivalent in Computer Science
- 1+ years' experience in frontend development
- Familiarity using Scrum/Agile development methodologies
- Experience building object oriented web applications in React JS, Typescript, HTML5, and CSS3
- Should be a quick learner and willing to go the extra mile in delivering the projects.
- Should be able to mentor junior folks whenever necessary.
Who we are
Jivox is transforming the way the world experiences digital marketing. We connect brands with their audiences in the most personalized way: using big data, AI/machine learning, Dynamic Creative Optimization (DCO), customer journey optimization, and identity technologies to deliver omni-channel precision marketing.
Recognized as a leader in creative advertising technologies by Forrester Research, Jivox delivers 1:1 messaging throughout the customer journey, seamlessly linking paid and owned media. Our portfolio of global clients includes the likes of Marriott, Mazda, Unilever, Nestle, IBM, Vodafone, and Heineken.
A Powerful Dynamic Creative Personalization platform serves millions of ad impressions a day and evaluates 30 billion+ rules / day. Our proprietary machine learning technology, powers personalization in real-time, creates personalized experiences across all channels including display, video, native and social.
Experience: 2 to 5 years of experience
Relevant experience in Javascript: Min 1 year
Must Have
- Hands-on in HTML5 and CSS3 and JavaScript
- Knowledge of jQuery, GreenSock, JSON and XML
- Good to have cross-browser / Cross-platform compatibility knowledge.
- Unit testing skills
- Debugging skills
- Know how to slice and dice images using Photoshop
- Should able to write the code using the mentioned technologies and should be able to debug over multiple OS across browsers
Good to Have
- Experience in PHP, MySQL
- Knowledge of Adobe Animate (Canvas)
- Knowledge of Adobe Edge
- Knowledge of Google Web Designer (GWD)
- Knowledge in Digital Marketing
Soft Skills requirement:
- Excellent and effective communication skills.
- Good interpersonal skills.
- Be flexible and approachable at all times.
Education: Bachelors degree in Engineering or equivalent experience within the field.
Position Details:
Client Domain: Online Real estate platform
Job Title: MTS/ SMTS
Location: Gurugram/ Remote
Duration: Full Time
MTS/ SMTS (Sr/ Software Development Engineer- JavaScript, React, Redux, React Router, GraphQL HTML and CSS).
Would you like to be using your Software Development skills to help revolutionise India's leading online real estate platform? You could be working alongside a highly intelligent and passionate team within a fantastic working environment where you'll be able to enjoy perks including salaries, benefits, work-life balance, management, job security etc.
Successful software houses are seeking a MTS/ SMTS to work on their intelligent technology platform that possess vast experience and knowledge of real estate in India. You'll be part of, architecting and building parts of the microservices platform, whilst building features into the front end products utilising JavaScript, ReactJS, Redux, GraphQL, HTML and CSS.
About Us:
Specialties:- Real Estate Advisory, Loan Advisory, Data Labs: Advanced Real Estate Analytics, and PropGuide- Real Estate Simplified
Responsibilities:
- Architect, design, and implement efficient and reusable front-end systems that drive complex workflows for the Security infrastructure platforms with a strong sense of ownership
- Develop intuitive user interface mockups and wireframes
- Contribute to the analysis of functional requirements
- Contribute to the evolution of the UI platforms while adhering to Agile practices
- Assist in defining user interfaces and software architectures, collaborate with backend leads to establish workflows and APIs
- 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 hand-on experience on Core and Object-Oriented JavaScript.
- Hand-On experience with React.js workflows (such as Redux, Flux etc).
- Thorough understanding of React.js and its core principles
- Experience with GraphQL is required
- Previous experience building scalable, distributed web applications
- Proven and demonstrable track record of being an elite performer in your current and past roles
- Elite UI programming skills including JavaScript, React, Redux, HTML, CSS, and cross-browser development
- Excellent understanding of accessibility, usability and visual design principles
- Strong experience in XML, DOM, JSON, AJAX, and other W3C standards
- M.Sc/M.Eng in Computer Science/Engineering or B.A/B.Sc. in same disciplines with the equivalent years of experience
Industry preference:
Preferably candidates from Internet/ e-commerce/ Product-based organization/ Service-based Organization
Mastree's engineering team is working towards building a data science engine that enables students to learn in a way they understand the best. We believe in delivering learning experiences through engagement. The product is designed with countless embedded interactive information pieces to help the students imbibe the concepts better. At Mastree we take pride in being a part of the product that holds the potential to revolutionise the education process.
We are looking for folks who are passionate about creating interaction rich interfaces. Creative individuals who believe in the power of visuals.
Responsibilities:
- Creating visual elements that users see and interact within our web platform.
- This makes your role crucial for the success of the product.
- Working closely with the design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
- Ensuring that the application is optimised both in terms of technology and in delivering the best educational content.
- Building web platform for our live tutoring platform
- Creating interactive learning activities for K12 students and work on our upcoming products
Requirements:
- You are an avid programmer
- You have great grasp of fundamentals of JavaScript and ES modules, new ECMASCRIPT concepts
- You have experience in ReactJS web app development
- You are an exceptional problem solver, with attention to details.
Brownie Points:
- Good HTML and CSS skills
- Experience in React-Native app development
- Ability to work in small teams and wear multiple hats
Must have:
- 1 to 3 years of hands-on experience building great websites! (If you are fresh out of college, you should be excellent at coding)
- Hands-on with Angular-4 Framework, Webpack
- Hands on knowledge of Javascript, HTML, CSS
- Familiarity with the latest web technologies for building responsive websites
- Good understanding of UX, ability to build good-looking user interfaces
- Good eye for pixel perfect designs
- Understands how to use a framework and doesn't go by trial and error
- Doesn't hesitate to deep dive into third-party libs being used to debug issues.








