
Need IMMEDIATE JOINERS ONLY.
Candidate must have Experience with Language React, Angular,MobX, and SCSS .
Candidate should have Hands-on experience working with RDBMS
Candidate should have developed from scratch.
Candidate should be more stronger in Angular.
Candidate from service based companies will be preferred.

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We are seeking a highly skilled React JS Developer with exceptional DOM manipulation expertise and real-time data handling experience to join our team. You'll be building and optimizing high-performance user interfaces for stock market trading applications where milliseconds matter and data flows continuously.
The ideal candidate thrives in fast-paced environments, understands the intricacies of browser performance, and has hands-on experience with WebSockets and real-time data streaming architectures.
Key Responsibilities
Core Development
- Advanced DOM Operations: Implement complex, performance-optimized DOM manipulations for real-time trading interfaces
- Real-time Data Management: Build robust WebSocket connections and handle high-frequency data streams with minimal latency
- Performance Engineering: Create lightning-fast, scalable front-end applications that process thousands of market updates per second
- Custom Component Architecture: Design and build reusable, high-performance React components optimized for trading workflows
Collaboration & Integration
- Work closely with traders, quants, and backend developers to translate complex trading requirements into intuitive interfaces
- Collaborate with UX/UI designers and product managers to create responsive, trader-focused experiences
- Integrate with real-time market data APIs and trading execution systems
Technical Excellence
- Implement sophisticated data visualizations and interactive charts using libraries like Chartjs, TradingView, or custom D3.js solutions
- Ensure cross-browser compatibility and responsiveness across multiple devices and screen sizes
- Debug and resolve complex performance issues, particularly in real-time data processing and rendering
- Maintain high-quality code through reviews, testing, and comprehensive documentation
Required Skills & Experience
React & JavaScript Mastery
- 5+ years of professional React.js development with deep understanding of React internals, hooks, and advanced patterns
- Expert-level JavaScript (ES6+) with strong proficiency in asynchronous programming, closures, and memory management
- Advanced HTML5 & CSS3 skills with focus on performance and cross-browser compatibility
Real-time & Performance Expertise
- Proven experience with WebSockets and real-time data streaming protocols
- Strong DOM manipulation skills - direct DOM access, virtual scrolling, efficient updates, and performance optimization
- RESTful API integration with experience in handling high-frequency data feeds
- Browser performance optimization - understanding of rendering pipeline, memory management, and profiling tools
Development Tools & Practices
- Proficiency with modern build tools: Webpack, Babel, Vite, or similar
- Experience with Git version control and collaborative development workflows
- Agile/Scrum development environment experience
- Understanding of testing frameworks (Jest, React Testing Library)
Financial Data Visualization
- Experience with financial charting libraries: Chartjs, TradingView, D3.js, or custom visualization solutions
- Understanding of market data structures, order books, and trading terminology
- Knowledge of data streaming optimization techniques for financial applications
Nice-to-Have Skills
Domain Expertise
- Prior experience in stock market, trading, or financial services - understanding of trading workflows, order management, risk systems
- Algorithmic trading knowledge or exposure to quantitative trading systems
- Financial market understanding - equities, derivatives, commodities
Technical Plus Points
- Backend development experience with GoLang, Python, or Node.js
- Database knowledge: SQL, NoSQL, time-series databases (InfluxDB, TimescaleDB)
- Cloud platform experience: AWS, Azure, GCP for deploying scalable applications
- Message queue systems: Redis, RabbitMQ, Kafka, NATS for real-time data processing
- Microservices architecture understanding and API design principles
Advanced Skills
- Service Worker implementation for offline-first applications
- Progressive Web App (PWA) development
- Mobile-first responsive design expertise
Qualifications
- Bachelor's degree in Computer Science, Engineering, or related field (or equivalent professional experience)
- 5+ years of professional React.js development with demonstrable experience in performance-critical applications
- Portfolio or examples of complex real-time applications you've built
- Financial services experience strongly preferred
Why You'll Love Working Here
We're a team that hustles—plain and simple. But we also believe life outside work matters. No cubicles, no suits—just great people doing great work in a space built for comfort and creativity.
What We Offer
💰 Competitive salary – Get paid what you're worth
🌴 Generous paid time off – Recharge and come back sharper
🌍 Work with the best – Collaborate with top-tier global talent
✈️ Adventure together – Annual offsites (mostly outside India) and regular team outings
🎯 Performance rewards – Multiple bonuses for those who go above and beyond
🏥 Health covered – Comprehensive insurance so you're always protected
⚡ Fun, not just work – On-site sports, games, and a lively workspace
🧠 Learn and lead – Regular knowledge-sharing sessions led by your peers
📚 Annual Education Stipend – Take any external course, bootcamp, or certification that makes you better at your craft
🏋️ Stay fit – Gym memberships with equal employer contribution to keep you at your best
🚚 Relocation support – Smooth move? We've got your back
🏆 Friendly competition – Work challenges and extracurricular contests to keep things exciting
We work hard, play hard, and grow together. Join us.
Wissen Technology is hiring for React Developers!
Required Experience & Qualifications:
- 2+ years of Javascript or Typescript experience
- 2+ years of experience with React.js, HTML, CSS, Javascript
- Experience of working with MongoDB.
- Experience of working with libraries like Mobx, React Native Paper, React Navigation. proper understanding of the component lifecycle, what happens behind the scenes when state changes occur, etc.
About Wissen Technology:
Website : www.wissen.com
Wissen Thought leadership : https://www.wissen.com/articles/
LinkedIn: https://www.linkedin.com/company/wissen-technology
Avegen is a digital healthcare company empowering individuals to take control of their health and supporting healthcare professionals in delivering life-changing care. Avegen’s core product, HealthMachine®, is a cloud-hosted, next-generation digital healthcare engine for pioneers in digital healthcare, including healthcare providers and pharmaceutical companies, to deploy high-quality robust digital care solutions efficiently and effectively. We are ISO27001, ISO13485, and Cyber Essentials certified; and compliant with the NHS Data Protection Toolkit and GDPR.
Job Summary:
Senior Software Engineer will be responsible for developing, designing, and maintaining the core framework of mobile applications for our platform. This includes tasks such as creating and implementing new features, troubleshooting and debugging any issues, optimizing the performance of the app, collaborating with cross-functional teams, and staying current with the latest advancements in React Native and mobile app development. We are looking for exceptional candidates who have an in-depth understanding of React, JavaScript, and TypeScript, can create pixel-perfect UI, and are obsessed with creating the best experiences for end users.
Your responsibilities include:
- Architect and build performant mobile applications on both iOS and Android platforms using React Native.
- Work with managers to provide technical consultation and assist in defining the scope and sizing of work.
- Maintain compliance with standards such as ISO 27001, ISO 13485, and Cyber Essentials that Avegen adheres to.
- Lead configuration of our platform HealthMachine™ in line with functional specifications and development of platform modules with a focus on quality and performance.
- Write well-documented, clean Javascript/TypeScript code to build reusable components in the platform.
- Maintain code, write automated tests, and assist DevOps in CI/CD to ensure the product is of the highest quality.
- Lead by example in best practices for software design and quality. You will stay current with tools and technologies to seek out the best needed for the job.
- Train team members on software design principles and emerging technologies by taking regular engineering workshops.
Requirements:
- Hands-on experience working in a product company developing consumer-facing mobile apps that are deployed and currently in use in production. He/she must have at least 3 mobile apps live in the Apple App Store/Google Play Store.
- Proven ability to mentor junior engineers to realize a delivery goal.
- Solid attention to detail, problem-solving, and analytical skills & excellent troubleshooting skills.
- In-depth understanding of React and its ecosystem with the latest features.
- Experience in writing modular, reusable custom JavaScript/TypeScript modules that scale well for high-volume applications.
- Strong familiarity with native development tools such as Xcode and Android Studio.
- A positive, “can do” attitude who isn’t afraid to lead the complex React Native implementations.
- Experience in building mobile apps with intensive server communication (REST APIs, GraphQL, WebSockets, etc.).
- Self-starter, able to work in a fast-paced, deadline-driven environment with multiple priorities.
- Excellent command of version control systems like Git.
- Working in Agile/SCRUM methodology, understanding of the application life cycle, and experience working on project management tools like Atlassian JIRA.
- Good command of the Unix operating system and understanding of cloud computing platforms like AWS, GCP, Azure, etc.
- Hands-on experience in database technologies including RDBMS and NoSQL and a firm grasp of data models and ER diagrams.
- Open source contributions and experience developing your own React Native wrappers for native functionality is a plus.
Qualification:
BE/BTech/MS in Information Technology, Computer Science, or a related discipline.
We are looking for a passionate Senior Software Engineer - UI/UX to join our fast growing team at LogiNext. You’ll collaborate with Product Managers and other UI designers to design new features, translate concepts into living and breathing prototypes, and rapidly iterate on interactions, animations, and details to deliver the best user experience. You will be responsible for conceptualizing & creating highly interactive user interfaces across all supported platforms.
You are passionate about design and are driven to create solutions for our clients that combine business objectives, design principles, and continuous user research into a compelling user experience. You have experience in designing a consistent and adaptable platform-based approach to user experience within a technology-driven and Software-as-a-Service (SaaS) based environment. You are a compulsive problem-solver with excellent visualization and communication skills.
Responsibilities:
- Gather, analyse & process data to determine the user needs & enhance the user experience
- Research & learn new, or re- emerging front- end technologies that facilitate improved user experience.
- Conceptualise designs through storyboards & concept presentations
- Design beautiful digital interfaces and present ideas in a compelling manner
- Perform usability testing with prototypes
- Create wireframes & prototypes to create a perfect user interface
- Create the best visual communication design with graphic design, website design, drawing and illustration, animation, client discussion and standard layouts.
- Mentor other team members in conceptualising and visually articulating design solutions
Requirements:
- Bachelor’s degree or higher in Arts/Commerce/Science/Technology
- 4 to 7 years of experience in UI/UX designing
- Must have experience in designing user interfaces for B2B SaaS Products
- Must have excellent experience using tools such as Sketch, Photoshop, Adobe Illustrator
- Able to work and thrive in a fast-paced, rapidly changing work environment
- Should have excellent communication skills, with an ability to convey ideas clearly & precisely
- Must have leadership skills & a good team player
- Must be pro-active & a self-starter
Develop new user-facing features
Build reusable code and libraries for future use
Ensure the technical feasibility of UI/UX designs
Optimize application for maximum speed and scalability
Assure that all user input is validated before submitting to back-end
Collaborate with other team members and stakeholders
Skills and Qualifications
Proficient understanding of markup language like HTML to create user friendly web pages
Strong experience in React JS
Proficient understanding of JavaScript, CSS and jQuery
Good experience of React native, algorithm and data structure
Good understanding of asynchronous request handling, partial page updates, and AJAX
Proficient understanding of cross-browser compatibility issues and ways to work around them.
Work Timings: 1:30 PM to 10:30 PM IST
Location: Noida/Delhi NCR/Mumbai
Qualifications: B Tech / MCA or Higher
Experience: 2-7 Years
IMMEDIATE JOINERS & SERVNG NOTICE PERIOD CANDIDATES ARE PREFFERED.
NextGen Invent (“NGI”) is a leading global professional services company that specializes in providing strategy, technology, operations, and data management services. NGI has always been at the forefront in providing solutions using disruptive technologies such as Big Data Analytics, Blockchain, IOT, Artificial Intelligence and Augmented Reality. Our in-depth Industry knowledge, specialized technical expertise, unmatched data science experience, and global delivery network along with our “Customer first” policy has allowed us to grow via word of mouth. Our clients are fortune 500 companies to start-ups with innovative ideas. Regardless of technology, we can be your trusted technology partner who can solve your business problems. NGI is Microsoft gold certified partner, AWS consulting partner and IBM Registered Partner.
For more updated information,
please follow-us on https://www.linkedin.com/company/nextgen-invent-corporation." target="_blank">https://www.linkedin.com/company/nextgen-invent-corporation.
Headquartered: New York, USA
KEY RESPONSIBILITIES:
You'll be expected to own projects from start-to-finish. We are looking for passionate Web Engineers who appreciates good engineering and user experience. The person should be enthusiastic about maintaining a clean codebase and possess a passion for pushing web technologies to the limits to design and build exceptional products.
§ Work closely with design, product management, and development teams to create elegant, usable, responsive, and interactive interfaces across multiple devices.
§ Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable components and maintainability of the code.
§ Demonstrates excellent problem solving & debugging skills.
§ An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.
§ Write unit and integration tests to improve and maintain high code coverage.
Skills, Knowledge, Experience:
• Excellent programming skills in JavaScript
• Experience with expertise in designing and implementing high-performance web applications
• Expert in SPA Frameworks React JS
• Solid understanding and demonstrated ability of creating self-contained, reusable, and testable modules and components.
• Solid understanding of HTML5, CSS3 and cross-browser compatibility issues.
• Solid understanding of CSS box model and flex layouts.
• Proficient in SASS.
• Experience with REST APIs, Node JS/.Net Web API/Golang is a plus.
• Experience with the entire Software Development Life Cycle (SDLC)
• Experience with unit testing & Test-Driven Development (TDD) with various test frameworks (like Jasmine, Karma, Protractor).
• Experience in optimizing the application for performance and scalability.
• Experience in state management using Akita and cross-browser support.
• Experience with Git.
• Experience with DevOps tools for CI/CD
• Working with USA or European clients is a plus.
• Experience working with multi-vendor, multi-culture, distributed offshore and onshore development teams in dynamic and complex environment.
• Must have excellent written and verbal communication skills.
We are looking for a Senior Front End Engineer.
• Hands-on with contemporary javascript frameworks (React js Angular js)
• Hands-on with UI layouts, SASS, LESS, Bootstrap
• Developed reusable components and libraries for frontend
• Frontend optimization techniques to reduce latencies
• Frontend optimization for SEO
• Excellent written and verbal communication skills, design thinking
• Practical experience with engineering best practices and Technology
Key Responsibilities:
• Build desktop and mobile web applications using contemporary javascript frameworks
•Actively participate in design and code reviews to build robust
applications and prototypes
•Explore and design simple and intuitive consumer experiences
•Work closely with Product managers, UX designers and back end
engineers to implement frontend solutions
•Build reusable code and libraries for future use, focus on long-term code
maintainability
•Work in a fast-paced and agile development environment
PlanetSpark is on a mission to build the next generation of confident speakers and
creative writers. We are a global company impacting over 11 countries through live 1:1
personalized classes on Public Speaking and Creative Writing through the handpicked top
1% teachers.
We are Series A funded by some top VCs and are on a 30% month-on-month growth
curve. We have our footprint in India, the Middle East, North America, and Australia.
Come join a passionate team of over 500 young and energetic members and 400+
expert and handpicked teachers.
For more updates, please subscribe to our Instagram
handle: https://www.instagram.com/planetspark/" target="_blank">https://www.instagram.com/planetspark/
What would you be building:
You would be working on global consumer-facing products at a fast-growing startup that
would give you great exposure to all different aspects of full-stack development. You
will work on:
1) Complete website redesign: The website of the company has been completely
redesigned by collaborating with one of the country’s top designers who has
worked with brands such as Treebo, Bira 91, etc. You will get the opportunity to
create this from scratch.
2) Learning Product: Creating the world’s first and most comprehensive live learning
product to help kids become confident communicators
3) Teacher Product: Ever thought of how millions of Uber drivers are managed
completely by technology? You now have the chance to build technology that will
manage the entire lifecycle of thousands of teachers across the globe.
Your Roles and Responsibilities
As a front-end developer, you will be a part of a close-knit team of 10x engineers who
will get complete accountability of designing the front of all the products of the company.
Some of the responsibilities include:
1) Break down tech problems and determine a workable solution.
2) Integrate front-end design and/or code into the back-end system.
3) Develop incrementally and iteratively to elicit feedback over a short period of
time.
4) Write a clean, readable code that doesn’t necessarily need to be commented on.
5) Collaborate with the business and design teams
6) Continue learning and growing in emerging web technologies and methodologies
Growth Path
1) As a developer in a funded product company, you will find immense avenues of
growth, in the form of knowledge, exposure to different technology, exposure to
different products, career progression, and aggressive monetary growth based on
performance.
2) All 10x engineers will get unparalleled career growth and will out-perform their
batchmates by two times.
3) You will get complete accountability – you could proudly say that you have built
complete products on your own
Requirements
1) Work experience as a front end developer with a reputed organization
2) Good Understanding of ReactJs or Next Js
3) Intermediate understanding of relational databases, specifically SQL-based
systems, and language.
4) Basic to intermediate understanding of front-end languages and technologies,
such as JavaScript, HTML5, CSS3, etc.
5) Solid understanding of object-oriented development and design patterns.
6) Good understanding of testing concepts and practices, including unit, integration,
and use case testing.
7) A BS/MS in Computer Science, Software Engineering, or related field or
comparable experience in web application development required.
This is a temporary full time role.
Responsibilities
- 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
- As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Prior experience with popular React.js workflows (such as Flux or Redux)
- Familiarity with more current specifications of EcmaScript
- 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.
- Ability to understand business requirements and translate them into technical requirements
- Familiarity with code versioning tools













