
· 7+ years of professional experience in front-end development.
· 7+ 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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🚀 Hiring: React Native
⭐ Experience: 5+ Years
📍 Location: Hyderabad
⭐ Work Mode:- Hybrid
⏱️ Notice Period: Immediate Joiners
(Only immediate joiners & candidates serving notice period)
Looking for an experienced React Native with:-
✅Develop and maintain cross-platform mobile apps using React Native
✅Write clean, efficient, and reusable code
✅Experience with REST APIs, Redux, and app stores
✅Optimize app performance and troubleshoot issues
✅Integrate APIs and third-party libraries seamlessly
Job Summary:
We are looking for a passionate Frontend Engineer with 2 to 4 years of experience to build high-quality, scalable, and user-friendly web applications. You will work closely with cross-functional teams to bring ideas to life using modern JavaScript frameworks, maintaining best-in-class UI standards, performance, and code quality.
Website: https://www.thealteroffice.com/about
Key Responsibilities:
- Develop and maintain modern, high-performance, and responsive web applications using JavaScript frameworks such as React, Vue, or Next.js.
- Translate product designs from tools like Figma into pixel-perfect, accessible, and consistent UI components.
- Build reusable components and contribute to shared design systems or UI libraries.
- Manage state effectively using tools like Redux, Zustand, or Context API.
- Ensure applications are responsive, cross-browser compatible, and adhere to accessibility standards (WCAG).
- Optimize frontend performance using tools like Lighthouse, Web Vitals, and browser profiling.
- Use TypeScript to write type-safe and scalable code.
- Write unit, integration, and E2E tests using frameworks like Jest, Testing Library, Cypress, or Playwright.
- Work with backend teams to design APIs and ensure efficient, secure frontend-backend integration.
- Implement frontend security best practices, such as XSS protection and CSP.
- Use tools like Tailwind CSS, Framer Motion, and Styled Components for rapid, modern UI development.
- Contribute to CI/CD workflows, version control using Git, and deploy applications using platforms like Vercel, Netlify, or Firebase.
- Participate in code reviews, share knowledge, and help drive technical excellence across the team.
Requirements:
- 2 to 4 years of experience building and shipping frontend applications in a professional setting.
- Proficiency in JavaScript (ES6+), HTML5, and CSS3, with a strong understanding of modern frontend architecture.
- Hands-on experience with at least one JavaScript framework/library (React preferred).
- Strong knowledge of TypeScript and state management tools.
- Solid understanding of UI/UX best practices, including responsive design, performance, and accessibility.
- Experience with testing methodologies and automation tools.
- Familiarity with design systems, component libraries, and modern build/deployment tools (Webpack, Vite, Vercel, etc.).
- Comfortable working in agile teams, collaborating with designers, product managers, and backend engineers.
We are seeking an experienced Senior React Web Developer to join our product development team. As a Senior React Web Developer, you will be responsible for developing and maintaining our web applications using ReactJS and Material UI. You will work closely with other developers, designers, product managers, and stakeholders to create high-quality, user-friendly, and scalable software.
Responsibilities:
- Design and develop high-quality, responsive, and user-friendly web applications using ReactJS and Material UI.
- Collaborate with product managers, designers, and stakeholders to ensure the project meets the business requirements and user needs.
- Write clean, maintainable, and efficient code.
- Optimize the application for maximum speed, scalability, and usability.
- Develop reusable UI components and libraries.
- Ensure the technical feasibility of UI/UX designs.
- Identify and troubleshoot bugs and issues.
- Stay up-to-date with the latest trends and technologies in ReactJS, Material UI, and front-end development.
- Participate in code reviews and contribute to the development of best practices.
- Mentor and guide junior developers in the team.
Requirements:
- Bachelor's degree in computer science or related field.
- At least 7 years of experience in front-end development, with at least 4 years of experience in ReactJS and Material UI.
- Strong proficiency in JavaScript, CSS, HTML, and related web technologies.
- Experience with Redux, Redux-Saga, and other state management libraries.
- Experience with building scalable and complex web applications.
- Strong problem-solving skills and attention to detail.
- Experience with Agile development methodologies.
- Strong communication and collaboration skills.
- Experience with Git and version control.
- Ability to work independently and as part of a team.
- Experience with GraphQL and Apollo Client.
- Experience with server-side rendering using Next.js .
- Experience with AWS or other cloud providers.
- Experience with CI/CD pipelines and automation.
- Experience with testing frameworks like Jest, Enzyme, or Detox.
- Experience with UX/UI design and prototyping tools.
Description of Skills/abilities:
We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing those with well-known React.js workflows such as 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 a must.
You will be responsible for architecting and building the applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.
Responsibilities
- Developing new user-facing features using React.js, React hooks.
- 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 all browsers.
- Build pixel-perfect, buttery smooth UIs across all web browsers.
- Diagnose, fix bugs, maintain code and write automated tests to ensure the product is of the highest quality.
- Key understanding about Object Oriented Programming, Web Architecture, SDLC, Rest Framework.
- Should have understanding in Hybrid App Ecosystem, Code Once - Deploy Anywhere thought process.
- Responsible for development of new highly-responsive, web-based user interface.
- Construct visualizations that are able to depict vast amounts of data.
- Work with product team and graphic designers.
- Develop a flexible and well-structured front-end architecture, along with the APIs to support it React.js developer requirements and qualifications.
- Support the entire application lifecycle (concept, design, test, release and support). Produce fully functional web, mobile applications writing clean code.
Skills
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Thorough understanding of React.js and its core principles.
- Having Experience with popular React.js workflows such as Redux.
- Familiarity with newer specifications of Typescript.
- Having 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.
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Familiarity with code versioning tools such as Git, SVN.
- Knowledge of functional or object-oriented programming.
- Ability to write well-documented, clean typescript code.
- Rock solid at working with third-party dependencies and debugging dependency conflicts.
- Understanding of REST APIs, the document request model, and offline storage.
Skill Set:
React, React Hooks, Redux, and Typescript with minimum of 6+ Years of relevant Experience.
1. Write well-designed, testable, efficient code by using the best software development practices
2. Create website layout/user interface by using standard HTML/CSS practices
3. Integrate data from various back-end services and databases
Gather and refine specifications and requirements based on technical needs
4. Create and maintain software documentation
5. Be responsible for maintaining, expanding, and scaling our site
6. Stay plugged into emerging technologies/industry trends and apply them to operations and activities
7. Cooperate with web designers to match visual design intent
Experience: 0-3 Years
Notice Period: Immediate- 30 Days
Location: Jaipur
SaaS-Nest is a product-based company headquartered in Jaipur, Rajasthan. We have started our journey in February 2022 with a vision to transform HealthCare by technology. We are closely
associated with Synergy Health 360, a US based healthcare organization. We have a team of experienced medical professionals to provide insights and innovation ideas which in turn is implemented by a perfect blend of young and qualified IT professionals.
About Team & Product/Project Details
We are building a health and wellness technology platform to cater the needs of US Healthcare market. Our product is aimed to provide anywhere/anytime access to Primary Care Physician and telehealth platform to patients and simultaneously provide better management options to providers for in-person and telemedicine appointments. The product will be EMR agnostic, scalable and provide licensed access to an integrated network of specialty services and predictive
modeling technology. SaaS-Nest Technologies Pvt. Ltd. is seeking a entry-level Frontend Software Engineer to work
as a key team member developing web-based solutions. The ideal candidate will possess a solid knowledge of frontend development.
What you will be doing
The Software Engineer will be working as part of an agile team with other passionate, driven, and talented people, creating healthcare solutions. Your primary responsibilities will include developing interactive web-based, mobile, and/or desktop applications using SaaS-Nest as well as
industry best practices to deliver high value and quality to users.
What you bring (Experience Level & Mandatory Skills in potential candidate)
Candidate should have strong fundamentals in modern frontend frameworks
(Angular, React or others).
Hands on experience in JavaScript, TypeScript, modern frontend frameworks.
Good communication & presentation skills.
Desired Skills, Qualifications and Technical Requirements
Graduate in Computer Science and/or Engineering.
Hands-on knowledge of HTML5, CSS3, JavaScript, TypeScript, NPM
Knowledge/Experience of modern web frameworks.
Good knowledge of Object-Oriented JavaScript (OOJS), JavaScript - and practical uses in building complex interactive experiences, primarily with ECMAScript 2015
Good understanding of creational and structural design patterns in JavaScript
Knowledge/Experience working with Single Page Applications (SPA) with universal rendering capabilities.
Good understanding of the Web Components standard.
Understanding of SEO and accessibility and making it part of the development workflow.
Bonus if you have
Healthcare Industry experience
Familiarity of working with TDD in JS with the help of frameworks like Jasmine,
Mocha, Karma etc is a plus
Human Resources
SaaS-Nest Technologies Pvt. Ltd
Main Responsibilities
- Develop new product features and new applications within an Agile
- Build reusable code and libraries for future
- Write well-designed, testable, efficient code using the latest development best
- Collaborate with designers to implement and improve design
- Optimize applications for maximum speed and
- Stay up-to-date on emerging
- Contribute to the continuous improvement of the development
Requirements
- Passion to build world class UI design
- 5+ years of experience developing web applications with modern JavaScript programming frameworks, tooling and libraries (such as Backbone, Angular, React, Vue.js, Ember) and CSS pre-processing frameworks (such as Sass or Less)
- Minimum one-year experience in developing js applications in team environment.
- Experience with state management frameworks like Redux
- Experience writing unit tests
- Familiarity with common front-end development tools such as Babel, Webpack, gulp, npm- scripts
- Any experience building, launching or supporting a SaaS product









