

Job Title: Senior React.js Developer
Experience: 5+ Years
Location: Pune
Employment Type: Full-Time
Job Summary:
We are looking for a skilled React.js Developer with 5+ years of experience to join our team. You’ll build scalable, high-performance web and mobile applications, work closely with designers and backend developers, and ensure responsive and user-friendly UI/UX across platforms.
Key Responsibilities:
- Develop dynamic, reusable components using React.js, JavaScript, HTML5, and CSS3
- Integrate wireframes and UI/UX designs into functional front-end interfaces
- Ensure cross-browser/platform compatibility and responsive design
- Optimize apps for speed and scalability
- Implement and maintain unit and E2E tests (Jest, Playwright, Puppeteer)
- Integrate with RESTful APIs and backend services
- Maintain code quality and performance standards
- Collaborate with designers, product managers, and backend engineers
- Mentor junior developers and contribute to best practices
Required Skills:
- 5+ years in front-end/UI development
- Strong in React.js, JavaScript (ES6+), HTML5, CSS3
- Experience with Redux, SASS/LESS, REST APIs
- Familiarity with performance optimization tools
- Solid understanding of UI/UX design principles
- Excellent communication and team collaboration skills
- Bachelor’s degree in Computer Science or related field

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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4-7 years of Strong proficiency in Full stack Development of Web Applications and experience in shipping production applications.
Experience of using Typescript for development would be a mandate.
Frontend- next.js, react.js, vue.js and bit for svelte kit are highly preferred Backend- node.js, react.js, express.js
B.Tech in Computer Science Engineering from Tier 1 Colleges preferred
Experienced with Tailwind CSS
Experienced with TDD for component and end-to-end testing
Ableto set up CI/CD pipelines for testing and deployment (canary, staging) using Github actions according to project
Entrepreneurial mindset with strong decision-making skills
Ability to move quickly without breaking things too much (we are dreamers)
Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
Comfortable working with a Git style workflow where every commit deploys to a staging environment and merged pull requests deploy to production

Job Description:
We are looking for a passionate and skilled Angular Developer with around 3 years of hands-on experience in building scalable web applications. The ideal candidate should have strong front-end development skills and a good understanding of modern web development practices.
Key Responsibilities:
- Develop and maintain dynamic and responsive web applications using Angular (preferably Angular 8+)
- Collaborate with UX/UI designers to implement design into functional web components
- Build reusable components and front-end libraries for future use
- Optimize applications for maximum speed and scalability
- Integrate with RESTful APIs and third-party services
- Participate in code reviews and ensure code quality and standards
- Work closely with backend developers and QA teams to ensure seamless integration and performance
Required Skills:
- Strong proficiency in Angular, TypeScript, JavaScript, HTML5, and CSS3
- Good understanding of RxJS, NgRx, and Angular CLI
- Experience working with RESTful APIs and integrating front-end with backend services
- Familiarity with responsive design and cross-browser compatibility
- Experience with Git or other version control systems
- Knowledge of Agile/Scrum development methodologies
Good to Have:
- Exposure to unit testing using Jasmine and Karma
- Familiarity with CI/CD pipelines
- Basic knowledge of backend technologies like Node.js or Java for better integration understanding
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or a related field
- 3+ years of professional experience in Angular development

Senior Software Engineer – Frontend (React.js)
Location: Bengaluru (Hybrid – 3 Days WFO)
Working Hours: 11:00 AM - 8:00 PM
Experience: 9-13 years
Notice Period: Preferably 30 days
About the Role
We are seeking an experienced Lead Web App Developer – Frontend with a proven track record in building dynamic, user-friendly web applications. The ideal candidate will have expertise in React.js, HTML, and CSS, coupled with strong debugging and problem-solving skills. If you have a passion for crafting seamless user experiences and a collaborative mindset, we’d love to hear from you!
Key Responsibilities
- Frontend Development: Develop and maintain cloud-based web applications using React.js, HTML, and CSS.
- User-Centric Design: Collaborate closely with UX designers to transform prototypes into high-quality, responsive user interfaces.
- Code Excellence: Write clean, reusable, and efficient code using modern JavaScript/TypeScript frameworks.
- Collaboration: Work effectively in a team setting to deliver robust web applications, adhering to project deadlines and quality benchmarks.
- Version Control: Manage and track changes using Git for efficient collaboration.
- Debugging: Identify and resolve issues in a timely manner, ensuring seamless performance and user satisfaction.
What We’re Looking For
- Experience: 10+ years in web development, with a strong focus on frontend technologies.
- Technical Skills:
- Expertise in React.js, HTML, CSS, JavaScript/TypeScript, and jQuery.
- Familiarity with frameworks and libraries like Node.js.
- Proficiency in version control systems like Git.
- Design Sense: An attuned sense for design, ensuring smooth collaboration with UX teams.
- Soft Skills: Strong problem-solving abilities, attention to detail, and excellent communication skills.
- Education: Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related field.

- About Team Sequoia
An Engineer’s Life @ SequoiaAT
As an Engineer, SequoiaAT will be a dream job for you. You will have opportunity to work on technologies and product before they hit the market and get popular. If working on a gadget you may get to own one of them as an early tester. Working with us we have a be your own boss culture so you will have plenty of opportunities to interact directly with our customers and their customer. Our goals just do not end there, we want to work with you on your personal development goals and ensure that you meet them.
Is it right job for you
If you are passionate and through about what you have been doing and willing to learn daily, then you will fit in very well. You should also have the ability to freely and clearly communicate your ideas or thoughts to succeed at SequoiaAT
What Technology Skills is required for this ?
Experience in design and development of frontend application using ReactJS framework.
Expertise in designing responsive UI screens using HTML, CSS, bootstrap framework and JavaScript.
Being up to date on the latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum).
Knowledge in identifying & integrating the right frontend libraries for the various UI components that needs to be designed.
Expertise in back-end REST API development using Python.
Knowledge of working on frameworks like Django would be good.
Good practical knowledge in design and management of database structures.
Experience in MySQL / PostgresQL databases is a must.
Basic knowledge in non-relational databases like NoSQL / MongoDB / DyanamoDB etc. would be added advantage.
Cloud Server management and deployment of the developed application in cloud environment like AWS / Google Cloud / Microsoft Azure is desirable.
Preferably AWSExperience in test driven development would be given more preference.
Should have the flare for writing clean and well documented code.
Knowledge of repository maintenance using SVN / Git. Ability / Willingness to work in Agile environment.
Responsibilities Design and implementation of the overall web architecture “Pixel-perfect” implementation of the approved user interface.
Design and deployment of appropriate database structure.
Ensuring the entire stack is designed and built for speed and scalability.
Design and construction of REST API Integrating the front-end UI with the constructed API.
Design and implementation of continuous integration and deployment.

What is the role?
We are looking for highly skilled candidates with experience in frontend programming and are
comfortable in dealing with backend tools.
Key Responsibilities
● Reviewing application requirements and interface designs.
● Identifying web-based user interactions.
● Developing and implementing highly-responsive user interface components using React
concepts.
● Writing application interface codes using JavaScript following ReactJS workflows.
● Troubleshooting interface software and debugging application codes.
● Developing and implementing front-end architecture to support user interface concepts.
● Monitoring and improving front-end performance.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not
match all of it. We are open to promising candidates who are passionate about their work and
are team players.
● 6 to 9 years of strong design and development experience in building massively
large-scale distributed internet systems and products.
● Previous experience working as a React.js Developer.
● In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
● Strong experience using a client side MVC framework such as NodeJS, ReactJS, or
Redux.
● Experience with user interface design.
● Knowledge of performance testing frameworks including Mocha and Jest.
● Experience with browser-based debugging and performance testing software.
● Experience in responsive design, cross browser compatibility, and website performance.
● Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors
like SASS and LESS.
● Experience with handling Services, RESTful, APIs (NodeJS preferably).
Who will you work with?
You will be working with top-quality engineers who have built one of the best employee
engagement SaaS platforms. You will be reporting to the Engineering Head and working closely
with the Architect and other leads.
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between
concepts, yet maintain the quality of content, interact and share your ideas and have loads of
learning while at work. Work with a team of highly talented young professionals and enjoy the
comprehensive benefits that offers.
We are
A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF,
Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls and
Compass. works with over 1000 global clients. We help our clients in engaging and
motivating their employees, sales teams, channel partners, and consumers for better business
results.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will
wait for a reasonable time of around 3-5 days before we screen the collected applications and
start lining up job discussions with the hiring manager. We assure you that we will attempt to
maintain a reasonable timeframe for successfully closing this requirement. The candidates will
be kept informed and updated on the feedback and application status

This person MUST have:
- BE Computer Science, MCA or equivalent
- Extreme CSS skills
- Experience with ReactJS or NextJS is a MUST
- Strong communication skills
- A strong passion for writing simple, clean and efficient code.
- Sound knowledge of clean code, no unused code, optimized code and more.
- Always starting with a document and then implementing in a systematic and organized manner
- Past experience as a frontend developer building modern JavaScript-based web applications
- Excellent verbal and written communication, teamwork, decision making and
influencing skills.
Experience:
- Min 5 years experience
- Not more than 15 year experience.
- Startup experience is a must.
Location
- Remotely, anywhere in India
Timings:
- 40 hours a week but with 4 hours a day overlapping with client timezone. Typically clients are in California PST Timezone.
Position:
- Full time/Direct
- We have great benefits such as PF, medical insurance, 12 annual company holidays, 12 PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other incentives etc.
- We dont believe in locking in people with large notice periods. You will stay here because you love the company. We have only a 15 days notice period.
Required Skills
Angular 6+ and JavaScript
Experience working in GitFlow model, JIRA, Agile scrum teams and Bitbucket.
Experience working in client facing role on daily basis
Helpful experience (Good to have / Optional):Jest & Cypress, Storybook.
Responsibilities
Designing, developing, and testing UI for mobile and web applications
Build reusable code and libraries for future use
Accurately translate user and business needs into functional frontend code
Qualifications
Bachelor's degree or equivalent in Computer Science or relative field.
Atleast 2+ years' experience in frontend development and Angular
Familiarity using Scrum/Agile development methodologies
Experience building object oriented web applications in JavaScript, HTML5, and CSS3.
Immediate joiners are preferred.
Experience in implementing UI using DHTML, HTML5, CSS3, Bootstrap. Ability to interact with APIs based on HTTP and REST architecture and handle dynamic data on frontend. Experience in writing unit test cases for UI components. Knowledge about securing application and vulnerabilities such as XSS & CSRF.
Ability to work with remote teams with good communication and personal skills. Should have worked in Scrum & Agile methodologies.


