
- 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
Profile: React.js
Location: Mumbai
Experience Required: 2+ Years
Employment Type: Full-time
Required Skills & Qualifications
- Experience: Minimum 2+ years of professional experience in React.js development
- Core Technologies:Strong proficiency in JavaScript (ES6+)
- Extensive experience with React.js and its ecosystem
- Solid understanding of HTML5, CSS3, and responsive design
- Experience with state management libraries (Redux, Context API)
- Knowledge of modern build tools (Webpack, Vite, etc.)
- Familiarity with version control systems (Git)
- Technical Skills:Understanding of RESTful API integration
- Experience with testing frameworks (Jest, React Testing Library)
- Knowledge of modern CSS frameworks (Bootstrap, Material-UI, Tailwind CSS)
- Familiarity with TypeScript is a plus
- Understanding of performance optimization techniques
React Developer – Trading & Fintech (Broker-Focused Solutions)
About Us:
At Tradelab Technologies Pvt Ltd, we don’t just build web applications, we create high-performance trading platforms tailored for brokers and financial institutions. Our platforms power real-time market analysis, ultra-low-latency trade execution, and seamless broker-client interactions.
What We Expect:
- 2+ years of front-end development experience, with 2+ years specializing in React.js.
- Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
- Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
- Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
- Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.
- In-depth knowledge of performance optimization, server-side rendering, and rendering strategies for trading dashboards.
- Security-conscious mindset—you know how to build secure, compliant fintech applications that handle sensitive brokerage and trading data.
- A problem-solving mentality that thrives under pressure—brokers depend on our platforms for seamless trade execution, and we deliver nothing less than perfection.
What You Will Do:
- Lead the front-end development of trading applications designed specifically for brokers and financial institutions.
- Architect and optimize blazing-fast, low-latency web applications that ensure brokers can execute trades with unmatched speed and accuracy.
- Design and implement high-performance data visualization components—live stock charts, trade analytics, real-time market depth, and complex order books.
- Work closely with brokers, backend engineers, and UX designers to craft seamless, intuitive, and highly secure trading solutions.
- Solve hard problems at scale—whether it’s optimizing execution speeds, handling high-frequency WebSocket updates, or ensuring zero downtime during peak trading hours.
- Innovate and experiment with cutting-edge front-end technologies to push the boundaries of brokerage solutions.
- Own your work end-to-end—from concept to deployment, ensuring traders and brokers get a flawless user experience.
Must-Have Skills:
- Proven expertise in Front-end development with React.Js
- Deep expertise in React, Next.js, TypeScript, and state management libraries (Redux, Recoil, Zustand, etc.).
- Proven experience in building and optimizing ultra-responsive, high-performance trading platforms for brokers.
- Strong understanding of financial data visualization, real-time charting, order book mechanics, and trade execution workflows.
- Hands-on experience with real-time data streaming, WebSockets, FIX protocol, and API integrations for brokerage services.
Nice-to-Have Skills:
- Experience working on brokerage trading platforms, order management systems (OMS), or risk management tools.
- Contributions to open-source React trading libraries or a portfolio of real-time financial applications.
- Knowledge of regulatory compliance, order execution policies, and broker risk management tools.
- A track record of leading front-end teams, mentoring developers, and driving architectural decisions.
Why Join Us?
- Work with elite engineers and brokerage professionals in the fast-moving world of trading technology.
- Build platforms that brokers, traders, and financial institutions depend on daily.
- A culture that values bold innovation, real-time execution, and pushing the limits of brokerage tech.
- Expect challenges, high expectations, and a relentless pursuit of performance and precision.
- Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of trading web applications for brokers.
Location: Gurgaon, Pune, Bhopal, Jaipur, Chennai, Bangalore
Work Mode: Hybrid (2 days WFO)
Experience Required: 5+ Years
Notice Period: Immediate Joiners Preferred
Job Overview
We are looking for a skilled and experienced ReactJS Developer to join our growing engineering team at Deqode. The ideal candidate will have a solid foundation in front-end development and a passion for building scalable, user-friendly web applications.
Key Responsibilities
- Develop responsive and modern web applications using ReactJS.
- Collaborate with cross-functional teams including UI/UX, backend, and QA.
- Build reusable components and front-end libraries for future use.
- Optimize applications for maximum speed and scalability.
- Integrate RESTful APIs and manage application state using Redux or Context API.
- Write clean, maintainable, and well-documented code.
- Perform unit testing and participate in code reviews.
Required Skills
- Strong proficiency in ReactJS, JavaScript (ES6+), and TypeScript.
- Deep understanding of React lifecycle methods and hooks.
- Experience with Redux, Context API, or similar state management tools.
- Knowledge of HTML5, CSS3, SASS, and responsive design principles.
- Familiarity with build tools like Webpack, Babel, and version control (Git).
- Experience integrating third-party APIs and libraries.
- Knowledge of Agile/Scrum methodologies.
Must-Have Qualifications
- Bachelor’s degree in Computer Science, Engineering, or related field.
- 5+ years of experience in front-end development.
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork abilities.
-
Experience with popular React.js workflows (such as Flux or Redux)
-
Experience with data structure libraries (e.g., Immutable.js)
-
Experience with standard front-end development tools such as Babel, Webpack, NPM, etc.
-
Thorough understanding of React.js and its core principles
-
Familiarity with RESTful APIs and backend services
-
Familiarity with code versioning tools such as Git, SVN, and Mercurial
-
Familiarity with modern front-end build pipelines and tools
-
Knowledge of isomorphic React is a plus
-
Knowledge of modern authorization mechanisms, such as JSON Web Token
-
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
Job Description: Senior Software Developer (React.js)
Location: [Pune, Maharashtra]
Overview: We are seeking a highly skilled Senior Software Developer with extensive experience in React.js to join our dynamic team. As a Senior Developer, you will be responsible for leading the development of cutting-edge web applications using React.js and related technologies. Your expertise will play a crucial role in designing and implementing scalable software solutions that meet our clients' needs and contribute to the overall success of our project.
Responsibilities:
- Lead the design and development of complex web applications using React.js and other modern JavaScript libraries and frameworks.
- Collaborate closely with product managers, designers, and other stakeholders to gather requirements, design solutions, and deliver high-quality software.
- Architect and implement reusable components and front-end libraries for future use.
- Optimize applications for maximum speed and scalability while ensuring cross-browser and cross-device compatibility.
- Stay updated with the latest industry trends in front-end development and mentor junior developers in best practices.
- Conduct code reviews and provide constructive feedback to ensure code quality and standards adherence.
- Troubleshoot issues, fix bugs, and improve application performance.
- Participate in Agile ceremonies and contribute to the continuous improvement of development processes.
Requirements:
- Bachelor's degree in Computer Science, Engineering, or related field; or equivalent work experience.
- Minimum of 10 years of professional experience in software development, with at least 5 years specifically using React.js.
- Strong proficiency in JavaScript, including ES6+ features.
- Experience with state management libraries such as Redux, MobX, or Context API.
- Deep understanding of web markup, including HTML5 and CSS3.
- Familiarity with RESTful APIs and asynchronous request handling.
- Solid understanding of version control using Git or similar systems.
- Excellent communication skills and ability to work effectively in a collaborative team environment.
- Proven track record of delivering high-quality software solutions on time.
Preferred Skills:
- Experience with TypeScript or similar statically typed languages.
- Knowledge of server-side rendering and Node.js.
- Familiarity with modern front-end build pipelines and tools, such as Webpack, Babel, and npm.
- Understanding of CI/CD pipelines and automated testing frameworks.
- Contribution to open-source projects or a strong GitHub profile.
Benefits:
- Competitive salary and performance-based bonuses.
- Flexible work hours and remote work options.
Join us and contribute to building innovative and scalable solutions using the latest technologies in a collaborative and supportive environment. Apply now to be part of our growing team of talented developers!
We have an urgent opening for the React JS Developer.
Must have hands on experience for at least 2 years.
We are US based IT Company.
Working 5 Days a Week.
Best package in the industry.
Responsibilities:
1. Developing new user-facing features using React.js
2. Developing and implementing highly responsive user interface components using react concepts.
3. Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
4. Troubleshooting interface software and debugging application code.
5. Monitoring and improving front-end performance.
6. Translating designs and wireframes into high-quality code.
7. Proficiency with agile development methodologies
8. Work and collaborate with the rest of the engineering team
Skills and requirements:
1. Thorough understanding of React.js or Vue.js and its core principles
2. Experience with popular React.js workflows (such as Flux or Redux)
3. In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
POSITION SUMMARY:
The primary responsibility of this position is to work under prototype team, to develop/maintenance the current system.
KEY RESPONSIBILITIES AND DUTIES:
- Develop new components
- Maintenance of existing components
- Design and Documentation of the newly created job
- Attend and resolve JIRA tickets
- Design & development of screens as per requirments
QUALIFICATION
- Hands on technical resource.
- 3 – 6 years’ experience.
- Mandatory Skills:
- lit-element/lit-html+Angular2+//React/Vue/Stencil(Experience in at least 1 of these frameworks is must)
- HTML, HTML5, CSS, CSS3
- JavaScript, OOPS JavaScript, jQuery
- SQL, MySQL, database
- Optional:
- js
Job Description:-
- React.js with Redux and Typescript
- Experience working with Git, JIRA
- End to end responsibility from development to production.
- Work with product and design teams to translate designs and wireframes into high-quality products.
- Good written and verbal communication skills
- Eager to learn new things in technology
Front-end Developer
*H1 is a Spanish fin/proptech that revolutionizes the mortgage market by offering bank-risk approved loans before knowing the house an individual wants to purchase. It also offers a powerful selling tool for real estate agents and developers that helps manage their businesses. From there, H1 is building a community of millions of high credit profile users (individuals + companies) that use the credit marketplace technology to access a multiproduct platform (including banking and non-banking capital and multiple financial and credit scoring products) that becomes a financial partner for individuals and companies as well as a personal documentation encrypted storage for all family or group members (SAAS model).
*H1 is the future of digital banking.
*Recently capitalized, and in a strong growth phase to expand nationally and into 5 additional countries.
About the Job:
H1 seeks front-end developers with experience on React, UX and responsive layout for our development team
In this role, you will report directly to the CTO
Agile based organization, with bi-weekly sprints on long-term project
Responsibilities:
- Build an extraordinary tech product (software) from an user centric perspective, for all the different actors involved with the organization and in direct contact with the technology (clients, management, finance, risk/operations team, commercial team, marketing, etc.)
- Working with the CTO to build the roadmap and agile based organization required.
- Receive and react to product feedback from all internal and external stakeholders
- Create and optimize company web applications
- Product KPIs, and product releases on a recurring basis
- Producing reports to monitor level of usability, engagement, etc. (product metrics and analytics)
- Contributing to deliver the expected results from a usability and engagement perspective
About You:
- With strong software product background, and extraordinary capabilities in terms of product strategy development and usability
- 3-6+ years robust experience on developing software products in an agile based organization
- Demonstrated success in bringing new products to market, capturing market share and delivering market leading products and services.
- Clear examples of products managed or developed during his/her career
- Strategic thinking: you are able to think at the strategic level and make the link with the pixel level
- Able to work in a flat and transparent manner within a fast paced environment
- Results oriented
- Academic education in tech/product/digital related careers
- High level english (spoken and written). Spanish at any level would be a great plus.
- Entrepreneurial mindset: Is looking for a very ambitious project. Due to the stage of growth kick-off the upside could be extraordinary (a life-time opportunity)
Skills:
- Great flavour towards software products
- High expertise and excellence on software usability and user experience optimization. Expertise in software design
- Sensitivity towards customers and users
- Data driven decision making
- Deep knowledge of the digital world
- Fintech / Proptech / Digital banking background experience will be very positively considered, but not necessarily needed
- ReactJS on typescript with class and hooks
- Experience with responsive design
- Css with less compiler experience
- Long SPA development using json web tokens security
- AntD library would be a plus
- Experience in working with tech teams, on an agile based style
- Proactive and able to take initiative. Decisive and resolute
- “Out of the box” thinker
- Creative thinker
- Works well in a team and with a wide range of people from different backgrounds and ages
- Organised and methodical
- Succeeds under pressure
- Is able to have fun and keep a positive atmosphere in the team
Location of Headquarters: Madrid, Spain
Tech Hub in India: Office in Bangalore, Karnataka (India). Full tech team between Madrid, Spain + Bangalore, India
This is a unique opportunity to contribute heavily to the growth of an innovative, market-leading Fintech & Proptech company.
Salary Range: 40k-90k Rupees monthly (5 Lakhs - 11 Lakhs per annum)
Job Summary
. Developing the latest user-facing features using React.js
· Designing a modern highly responsive web-based user interface
· Building reusable components and front-end libraries for future use
· Translating designs and wireframes into high-quality code
· Learn and understand user interactions
· Optimizing components for maximum performance across a vast array of web-capable devices and browsers
· Coordinating with various teams working on distinct layers
· As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive.
Technical skills:
· Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
· Thorough understanding of React.js and its core principles
· Ability to create a reusable stateful component using React hooks
· Prior experience with popular React.js workflows (such as Flux or Redux)
· Familiarity with more current specifications of EcmaScript
· Prior experience with data structure libraries (e.g., Immutable.js)
· Knowledge of isomorphic React is a plus
· Familiarity with RESTful APIs
· Familiarity with HTML / CSS
· GIT experience is a plus
· 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 working with the siren-JSON schema for generating forms.
· Familiarity with react-hook-form
· Ability to understand business requirements and translate them into technical requirements
· A knack for benchmarking and optimization
· Familiarity with code versioning tools
· jest and enzyme for red-green tdd
· understanding of feature flag
· lint and husky hooks








