
- Strong proficiency in React Native and JavaScript (ES6+).
- Experience with Redux, Context API, or other state management tools.
- Familiarity with TypeScript and strong understanding of mobile app architecture.
- Knowledge of native build tools like Xcode and Android Studio.
- Experience with RESTful APIs and third-party libraries.
- Familiarity with GraphQL is a plus.
- Hands-on experience in implementing pixel-perfect designs and animations.
- Proficiency in using libraries like React Navigation, NativeBase, or Material-UI.
- Experience with testing libraries like Jest, Detox, or Appium.
- Strong debugging skills using tools like Chrome DevTools, Flipper, or similar.
- Experience deploying apps to the App Store and Google Play Store, including managing certificates and provisioning profiles

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
Similar jobs
Job Title: React Lead Developer
Location: Airoli, Mumbai
Work Mode: Work from Office (WFO) – Full-time
About the Role:
We are seeking a highly skilled and experienced React Lead Developer to join our growing team in Airoli, Mumbai. The ideal candidate will lead front-end development efforts, mentor developers, collaborate closely with cross-functional teams, and play a key role in delivering scalable, high-performance web applications.
Key Responsibilities:
- Lead the design and development of responsive web applications using React.js
- Collaborate with UX/UI designers, product managers, and backend teams to deliver high-quality products
- Write clean, maintainable, and well-documented code
- Optimize applications for performance and scalability
- Conduct code reviews and ensure coding best practices are followed
- Mentor and guide junior developers in the team
- Participate in architectural discussions and contribute to tech strategy
- Keep up with emerging trends and technologies in frontend development
Required Skills & Experience:
- 6+ years of experience in frontend development, with at least 3 years in React.js
- Strong proficiency in JavaScript (ES6+), HTML5, CSS3, Redux, and REST APIs
- Experience with React Hooks, Context API, and component-based architecture
- Familiarity with Webpack, Babel, and modern build tools
- Experience with version control tools like Git
- Exposure to Agile methodologies and CI/CD pipelines
- Strong problem-solving and debugging skills
- Excellent communication and leadership qualities
Nice to Have:
- Experience with TypeScript, Next.js, or React Native
- Exposure to cloud platforms (AWS/Azure)
- Familiarity with testing frameworks (Jest, Cypress, etc.)
Education:
Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
Skills & Qualifications
●Should have experience of Angular 13
●Should have 1 year of experience in NodeJS and RESTFUL API Development.
●Strong knowledge of Front-End web development in Advance JavaScript (ES6, ES7,
ES8, ES9), OOPS Concept PLUS exceptional debug skills
●Experience in Unit test development (Test Driven Development – TDD)
●Experience building progressive responsive web applications.
●Experience in the concepts of code repositories (Preference GIT) and be able to commit
code
●A team player with good communication skills
●Analytical thinking and problem-solving capability
●Good to have - Continuous Integration (CI) tools like Jenkins.
●Any experience on AWS will be a plus
What are we looking for
●5+ years of experience in HTML5, CSS,Bootstrap,JavaScript,Tailwind,Angular (12.0 or higher), TypeScript and related technologies
Educational Qualifications
Bachelor's degree or equivalent experience in Computer Science or related field.
Becoming a part of the changing landscape - apply modern web techniques onto mobile
Work alongside engineers with an eye for beautiful products
Define, design and building features from ground up while collaborating with crossfunctional teams
Digging complex challenges of a supply-chain product, data visualization, and reimagining
experiences completely
Exposure to leading edge tech stacks and a world-class team
Stay updated with latest developments in the open source community and contributions to
open source projects
We are looking for Lead Software Developer with:
Deep understanding of (and passion for) JavaScript, performance, browsers, stylesheets, and
mobile devices.
CS, math, statistics or physics degrees.
Winners of hackathons, or maintainers of open source projects.
Persistent problem solvers with a track record of building interesting projects.
UI instincts, but not necessarily ability to create designs from scratch.
Zeal to write bug-free, robust code with predictable components.
Live project experience using React JS/Native, with live apps in App/Play Store a bonus.
Excellent communication skills.
Keenness to take ownership and drive projects end-to-end.
- JavaScript, HTML ,
- SCSS/CSS/LESS skills
• - Strong on React JS (Minimum 2 years of experience is mandatory)
• - ES6
Competencies:
- Strong understanding of JavaScript
- Good understanding of web markup, including HTML5 and CSS3
- Good understanding of advanced JavaScript libraries and frameworks.
- Proficient understanding of cross-browser compatibility issues and ways to work around such issues
- Familiarity with JavaScript module loaders, such as Require.js and AMD
- Familiarity with front-end build tools, such as Grunt and Gulp.js
- Proficient understanding of code versioning tools, such as (Git / Mercurial / SVN)
- Good understanding of browser rendering behavior and performance
- Proven technical expertise with Bootstrap and Foundation.
- Familiar with Service-Oriented Architecture (SOA).
- Develop responsive design websites using frameworks like Bootstrap.
- Develop websites using JavaScript frameworks like JQuery, AngularJS and Backbone.
- Must be are eager to learn, seek out new solutions and can adapt quickly within a dynamic technical environment.
- Excellent communication and self-motivation skills.
- Ability to adapt quickly to changing priorities and unforeseen requests
- Proven interpersonal, analytical, attention to detail/strategy, and creative problem-solving skills
- Passionate about technology
- Must be able to work with minimal supervision on multiple concurrent projects
- Familiarity with Agile/Scrum software development methodologies.
Oddr is looking for a skilled frontend engineer to help us build modern web-based Cloud applications. The ideal candidate should be able to bring new ideas to the table and design and implement frontend components with a strong emphasis on their robustness, testability, re-usability, performance, and ease of maintenance. The candidate should demonstrate leadership qualities, be a self-motivated team player, and take pride in what they deliver.
The candidate should be interested in a long-term stable career to grow with our company. The candidate will need to work late night hours because of the geographic distribution of the team.
Technical Requirements:
- Strong understanding of React.js and its core principles
- Strong understanding of JavaScript/TypeScript, CSS, HTML, and other standard frontend technologies and tools
- Experience with frontend test automation frameworks and tools
- Familiarity with RESTful APIs
- Experience with modern authorization techniques like JWT
- Experience with monitoring and improving frontend performance
- General understanding and knowledge of the UI/UX best practices
- Ability to write clean, well-structured code with proper abstraction and re-usability
- Ability to work to tight deadlines, manage priorities, and take responsibility for delivering to time and quality requirements
- Ability to understand business requirements and translate them into technical requirements
- Excellent communication skills
- Excellent problem-solving skills
Minimum qualifications required:
- Bachelor's degree or relevant certification from a reputable institute.
- 3-5 years of experience.
The will be responsible for :
- Designing and development of Responsive Web Application
- Strong Knowledge of HTML5, CSS & Java Script
- Strong Understanding of concept of DOM (Document Object Model)
- Understanding of how browsers (Chrome, Mozilla) work behind the scene
- Knowledge of React JS, CSS Flexbox (Preferred or Optional )
Senior Software Engineer, Frontend
https://www.alivecor.com/">AliveCor, the pioneer of the smartphone EKG, with millions of EKGs from a large and growing user base, seeks a Senior Software Engineer (Front-end Applications) to contribute to the Applications team. You will be an integral member of our engineering team, responsible for developing industry-leading web applications that transform the healthcare industry and affect the way consumers use, engage, and act on their health data.
- Passionate about User Experience.
- Has great verbal and written communication skills to engage directly with your peers.
- Understands and is thoughtful about engineering trade-offs
- Experience building web applications with cross-browser support and RESTful API integrations
- Commitment to delivering results.
- Passionate about continuous improvement.
- B.E in Computer Science or a related discipline, or related practical experience.
- 5-8 years of Frontend development experience with at least 2 years working as a React.js Developer.
- A strong grasp of software engineering and web application development fundamentals, including JavaScript (ES5, ES6), HTML and CSS.
- Aptitude to learn new technologies (e.g. ES.Next).
- Excellent troubleshooting skills.
- Familiarity with RESTful APIs to connect the Front-end applications to backend service
- Bonus points for:
- Publicly available web applications, portfolios, or examples available on a source repository (e.g. GitHub, GitLab, Bitbucket)
- An interest in data visualizations using JavaScript libraries such as D3, Highcharts, and others
- Experience managing front end tooling (e.g. gulp, grunt, webpack, post-CSS, service workers)
- Experience with performance analysis and tuning of web application
- Experience developing back end server APIs and/or server-side rendering
AliveCor is on a mission to define modern healthcare through data, design and disruption. We’ve pioneered the creation of FDA-cleared machine-learning techniques, transformed wearable medtech to put proactive heart care at everyone’s fingertips. Kardia is the most clinically validated mobile EKG technology. AliveCor was named as one of the Top 10 Most Innovative Companies in Health for 2017 by Fast Company as part of the publication’s annual ranking of the world’s Most Innovative Companies. AliveCor was awarded the 2015 Tech Pioneer by the World Economic Forum and one of the 50 Smartest Companies in 2015 by the MIT Technology Review. AliveCor recently announced a collaboration with Mayo Clinic that will result in new machine learning capabilities to unlock previously hidden health indicators in EKG data, potentially improving heart health as well as overall health care for a variety of conditions. AliveCor is a privately held company headquartered in Mountain View, CA.
AliveCor is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, colour, disability, gender, national origin, race, religion, sexual orientation, or any other classification protected by federal, state, or local law.
Watch the following video demonstrating our product.
https://www.youtube.com/watch?v=8I9xosgA-Ig">KardiaMobile: How's your heart?
https://www.youtube.com/watch?v=8I9xosgA-Ig
Hiring Frontend developer (Angular)
Exp: 5+
ctc: as per company standard
noticeperiod: Immediate to max 7 days
Location: Bangalore, Banashankari 2nd stage
Position type: Permanent
JD:
Should have good experience in HTML, CSS, JavaScript with Angular.
Knowledge on Spring, databases (mysqlwill be added advantage
Roles & Responsibility:
- Need to work on projects
- should have good experience in frontend
- html, css, javascript, bootstrap, angular








