UI Lead

Wissen Technology is Hiring for React Developer

About Wissen Technology:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Summary:

We are seeking highly motivated React Developer

Experience: 8+ Years

Location: Pune/ Mumbai

Mode of Work: Full Time

Key Responsibilities:

• Should have 8+ years hands on experience in web technologies like JavaScript, HTML5 & CSS.

• Expert level knowledge of JavaScript including latest edition(s) of JavaScript (ES2023). Knowledge of typescript is a plus.

• Hands on experience with JavaScript frameworks like React 17 and above versions

• Good understanding of asynchronous request handling, partial page updates like Promises, RxJS

• Proficient in advanced CSS3, HTML5 and Bootstrap. Exposure to css-in-js libraries like styledjs or others is beneficial.

• Able to translate mockups in figma or illustrator to actual working components.

• Working experience on testing tool like karma/jasmine/enzyme.

• Basic understanding of nodejs is beneficial.

• Proficient understanding of code versioning tools, such as Git

• Excellent analytical/reasoning skills

• Good team player

• Excellent written and verbal communication skill

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.

Are you a fun loving and passionate to be a part of Global Innovator team? Are you planning to grow your career, which enhance your skills in technology? A career at SmartDocs can open many doors for you in the world of technology. If you are looking for a company that is dedicated to your ideas, recognizes you for your unique competency & contributions and provides a fun, flexible and delightful work atmosphere.

Then, we are the right place to grow your career. We are totally committed about our employees, our Clients & Customers, our work culture and especially our technology. We are an organization who encourages new ideas of employees through collaboration and creativity.

We are seeking for a dedicated individual to join SmartDocs Business Solutions as a Front-end / Mean-stack developer. The candidate will work with the product development team in-order to deliver the best practices; an ideal candidate we are looking after are those who have an experience of 0 – 2 years as a Front-end developer in Angular JS / Angular latest versions. One must possess excellent technical skills with outstanding communication, professionalism, smart-driven, Intelligent along with leadership qualities.

Desirable Skills & Expertise:

• experience of 0 – 2 years of experience as a Mean stack / Front-end Programmer in Angular JS / Angular latest versions with Master’s or Bachelor’s degree in computers are preferred.
• Must have work experience in technologies like latest version of Angular (mandatory), Java script, JSON, Bootstrap and Typescript.
• In depth understanding on Programming & Coding are mandatory.
• Knowledge in Linux environment is an added advantage.
• Possesses intellectual humility; smart-driven, creative and able to learn things from slipups, willing to raise others up.
• Excellent Communication & Analytical skills with integrated professionalism at all levels.

Key Responsibilities:

• The role is responsible for designing stunning user interfaces, coding and deploying of high-performance web applications.
• Must able to develop new efficient features and optimize the existing one.
• Team Management, Excellent interpersonal, Communication and effective organizational skills and solid technical skills.
• Should be able to communicate effectively with both technical and non-technical personnel.
• Excellent trouble shootings & problem-solving skills.
• Must involve in complete SDLC from requirement analysis through testing and deployment.
• Develop and maintain strong product knowledge.
• Guide the clients through various stages of the project and transition to support organization.
• Review existing business processes and participate in the Process Improvement Program.

Roles and Responsibilities:

• Use markup languages like HTML to create user-friendly web pages
• Optimize applications for maximum speed
• Design mobile-based features
• Collaborate with back-end developers and web designers to improve usability
• Get feedback from, and build solutions for, users and customers
• Write functional requirement documents and guides
• Create quality mockups and prototypes
• Ensure high quality graphic standards and brand consistency
• Stay up-to-date on emerging technologies

Requirements:

• Minimum 1 year of work experience as a front end developer.
• Positive attitude, great energy, and a desire to learn more about web development
• Skills in troubleshooting and debugging
• A desire to keep current and use the most up-to-date best practices
• An understanding of testing and quality control
• Has a strong interest in design and technology.

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Preceding experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries
• Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, SVN, etc., popular frontend development tools, CI/CD tools, DevOps, performance testing frameworks like Mocha, Node + NPM
• Preferred degree in Computer Science, Information Technology or similar

About Us:

Aakash EduTech Pvt. Ltd. (AEPL) is the digital learning arm of Aakash Education Services Ltd. (AESL). AEPL is a rock solid team of 800+ passionate individuals within 2 strong online learning brand names, under its umbrella:

Aakash Digital(digital.aakash.ac.in) geography access to education in the test-prep segment by removing barriers of geography, income, safety or time. Our unique digital offerings i.e. Aakash Live - live online classes, Aakash iTutor - recorded video lectures and Aakash Practest - integrated test series facilitate right guidance to students preparing for competitive exams from the safety and comfort of their homes. We have a reach in almost 7+ countries and 750+ cities world-wide.

Role Summary:

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming together with our team of engineers.

The role includes translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. It also includes Creating quality mockups and prototypes, ensuring high-quality graphic standards and brand consistency 

The  Candidate should be fluent in frontend language and also an exceptional problem solver with great communication skills 

What We Are Looking At :-

• Translate UI designs and wireframes into high quality code ensuring cross browser compatibility, responsiveness and performance
• Write semantic, modular front-end code using HTML5 and CSS3, CSS, and JavaScript
• Develop new user-facing features
• 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

What Makes You Eligible :

Your Current Profile:

• Strong grasp of computer science fundamentals and excellent problem solving skills
• Good understanding of software engineering practices, Data Structures & Algorithms
• Good programming skills in JavaScript
• Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, NodeJS, ReactJS/AngularJS/VueJS
• Strong sense of ownership and accountability
• 3-7 years of experience in product driven organisation

Qualification

• A Bachelors or Master's degree in engineering from a reputed institute

Who we are

Jivox is transforming the way the world experiences digital marketing. We connect brands with their audiences in the most personalized way: using big data, AI/machine learning, Dynamic Creative Optimization (DCO), customer journey optimization, and identity technologies to deliver omni-channel precision marketing.

Recognized as a leader in creative advertising technologies by Forrester Research, Jivox delivers 1:1 messaging throughout the customer journey, seamlessly linking paid and owned media. Our portfolio of global clients includes the likes of Marriott, Mazda, Unilever, Nestle, IBM, Vodafone, and Heineken.

A Powerful Dynamic Creative Personalization platform serves millions of ad impressions a day and evaluates 30 billion+ rules / day. Our proprietary machine learning technology, powers personalization in real-time, creates personalized experiences across all channels including display, video, native and social.

Experience: 2 to 5 years of experience

Relevant experience in Javascript: Min 1 year

Must Have

• Hands-on in HTML5 and CSS3 and JavaScript
• Knowledge of jQuery, GreenSock, JSON and XML
• Good to have cross-browser / Cross-platform compatibility knowledge.
• Unit testing skills
• Debugging skills
• Know how to slice and dice images using Photoshop
• Should able to write the code using the mentioned technologies and should be able to debug over multiple OS across browsers

Good to Have

• Experience in PHP, MySQL
• Knowledge of Adobe Animate (Canvas)
• Knowledge of Adobe Edge
• Knowledge of Google Web Designer (GWD)
• Knowledge in Digital Marketing

Soft Skills requirement:

• Excellent and effective communication skills.
• Good interpersonal skills.
• Be flexible and approachable at all times.

Education: Bachelors degree in Engineering or equivalent experience within the field.

Parikshram is a Bangalore based tech startup company, building the world's first career success platform for QA-Testing professionals around the world. Currently running through the social media channels with the name of “Software Testing Studio" (soon to be renamed as Parikshram), it has an active user base of ~0.2 million testing professionals and focuses on recruitment, upskilling and community building. The company is growing at a rapid pace and is hiring aggressively.

• 2+ years experience in WordPress CMS Installation, theme customizations.
• Should possess strong knowledge of SEO, Secure sites, Wordpress, Web Design Good knowledge of WordPress development and life cycle (theme hierarchy, plugins, etc
• Strong understanding of PHP back-end development. Experience in front-end technologies like HTML5,CSS3,Bootstrap4,JavaScript,PHP.
• Basic Knowledge of Core PHP, MySQL Database.
• Experience in designing and developing responsive design websites.
• Ability to understand CSS changes and their ramifications to ensure consistent style across platforms and browsers.
• Ability to convert comprehensive layout and wireframes into working HTML pages. Payment Gateway integration for WooCommerce (eg: Paypal, Razorpay, etc).