

Required Skills and Experience:
- 8-12 years of experience in front-end development, with a strong focus on React.js.
- Proven experience with React.js and related technologies (e.g., Redux, React Router, Hooks, Context API).
- Strong proficiency in JavaScript, HTML5, CSS3, and modern front-end build tools (e.g., Webpack, Babel, etc.).
- Hands-on experience with RESTful APIs, Server Sent Events, WebSockets
- Hand’s on experience with web components, microfrontends
- Deep understanding of browser apis like history, intersectionobserver, event handling, virtual panes, drag and drop etc
- Ability to work on a complex and fast moving code base.
- Familiarity with TypeScript and its integration with React applications.
- Strong problem-solving skills and attention to detail.

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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Who are we :
Trendlyne, an Series-A funded, profitable products startup in the financial markets space with cutting edge analytics products aimed at businesses in stock markets and mutual funds.
Our founders are IIT + IIM graduates, with strong tech, analytics and marketing experience. We have top finance and management experts on the Board of Directors.
What do we do :
We build powerful analytics products in the stock market space that are best in class. Organic growth in B2B and B2C products have already made the company profitable. We deliver 800 million+ APIs every month to B2B customers.
Trendlyne analytics deals with 100s of millions rows of data to generate insights, scores and visualisations which are an industry benchmark.
Technical Skills Required :
- Hands-on development experience on ReactJS, React Native
- Excellent front-end development skills - Javascript ES6, HTML5, CSS3, Bootstrap/Flex
- Excellent understanding of web browsers, mobile browsers and responsiveness
- Experience in UI Build using Webpack/ Gulp
- Proficient understanding of code versioning tools, such as Git, Bitbucket, Github
- Proficient understanding of the performance of web and mobile applications
- Knowledge of Django web framework or Python will be an added advantage
Responsibilities :
- Develop new user-facing features, web and mobile applications
- Use HTML, CSS, JS, to deliver front-end of projects on time
- Work with UI & UX designers and project managers to ensure timely delivery of code
- Work with Backend developers and ensure smooth integration with CMS or APIs
- Build reusable code and libraries for future use
- Ensure the technical feasibility of UI/UX designs
- Optimize website for maximum speed and scalability
- As part of the core team, you will be working on cutting edge technologies like Spark, Flume, online backtesting and data visualization, and machine learning.
- All Developers will be involved with the entire lifecycle of the product right from product conceptualization, design, implementation and mobile app and web delivery.
- Salary on par with the industry, with company equity.

- Work with design and marketing team to improve website conversion rate for different sign up processes
- Work with the marketing team to improve main website KPIs - New users, average time on page, session duration are the main ones
- Write automation scripts to help automate redundant manual processes of other marketing functions– SEO, Outbound, Content, Product Marketing
- Work on our Shopify demo store to showcase new product releases and features. This is pretty interesting as you’ll get to play around with Shopify backend (the most popular eCommerce platform in the world)
- Work on building integrations and workflows between different marketing automation platforms. Our current marketing tech stack involves Salesforce, HubSpot, Reply, Similarweb and more.
- Web scraping for new growth initiatives

- Developing new user-facing features using React.js
- Building reusable components and front-end libraries for future use
- Translating designs and wireframes into high quality code
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers


The Role:
You are a ReactJS / React Native Developer passionate about building world-class mobile and web applications with performant backend and glitch-free experience. You will be part of a team which will be delivering technology that enhances the in-app experience for our users and enables our development team s to build mobile apps easier, faster and more efficient. You will build compelling and engaging applications for Web and Mobile platforms. Employing your experience in latest ReactJS, React Native, HTML / CSS / Flexbox with discipline in collaboration and pair programming. Our clientele majorly comprises of BFSI companies, so experience in Financial Applications and enterprise data security will be a big-plus.
Responsibilities:
• Contribute to an Agile team to build web and mobile applications, APIs, SDKs and other tools as required
• Collaborate with various teams within Iorta to realize the requirements for the project and
Rapidly deliver iterative solutions
• Provide task plans and follow trends in technology and suggest new approaches to application design and development
• Review and evaluate designs for compliance with development guidelines
•. Implement best practices and methods to improve the development process within the
team and organization

• Strong education track record
• Bachelors or an advanced degree in Computer Science or a related engineering
discipline from Indian Institute of Technology or equivalent premium institute.
• 2-3 years of experience in UI Development using ReactJS
• An ideal candidate will be responsible to produce high-quality solutions; bringing
a deep understanding of modern HTML, JavaScript, and CSS, and the software
development life cycle and a strong ability to execute and implement standard
software architecture patterns.
• Expert knowledge of JavaScript to design optimized and modular components that
will be used across platforms.
• Proficient with ReactJS, Redux, Service Workers, Optimized coding practices,
Progressive Web Apps (PWA), Context API, System design, Web concepts, Server-
Side Rendering (SSR), lazy loading.
• Should have experience working with any of the chart’s library like charts.js,
Highcharts.js, etc.
• Should know how to write modular and optimized code.
• Should have good knowledge around error handling.
• Fair understanding of responsive design and cross-browser compatibility issues.
• Experience versioning control systems such as GIT
• Strong problem solving and communication skills.
• Self-starter, continuous learner.
Good to have some exposure to
• Start-up experience is highly preferred
• Exposure to micro front ends.
• Agile software development methodologies.
• Working in multi-functional, multi-location teams
JD for Below position-
Preferred Technical Expertise-
- Expertise in front end web application development
- Solid Understanding of Javascript, JQuery.
- Experience in HTML, CSS and Bootstrap library is required.
- Experience with Django Framework.
- Experience with source code versioning tools such as GIT, Bitbucket etc.
Secondary Skills/Good to have Skills:
- Experience in developing REST API is a plus.
- Experience in Python Programming is a plus.
- Experience in Pandas and Numpy Libraries is a plus.
- Experience with SQL is a plus.
- Experience with any cloud platform ( GCP is a plus )

Job title: Front End Senior Developer
Job description
Roles and Responsibilities
1.Collaborate with cross-functional teams to define, design, and push new front-end solutions.
2.Translate UI/UX design wireframes to actual code that will produce visual elements of the application.
3.Unit-testing code for robustness, including edge cases, usability, and general reliability.
4.Create and be accountable for user interaction models, workflows, information architecture, prototypes, and guidelines for user interfaces.
5.Designing and building responsive web applications.
6.Provide technical leadership towards new UI architectures.
7.Continuously discovering, evaluating, and implementing new technologies to maximize development efficiency.
Requirements:
- 4+ years of Frontend development experience
2.Experience in ReactJS, Redux and component based design
3.Experience in HTML5/CSS3, SASS or LESS
4.Experience in Mobile web Specific Technologies Like PWA, Service Workers.
5.Experience in Unit testing and Flow testing using Jasmine/Karma, Jest Framework
6.Knowledge of front-end build tools and frameworks. Webpack and Babel.
7.Experience in TDD (test-driven development)]
8.Experience of developing and consuming RESTful web services
9.Proficient understanding of web Markup.
10.Good knowledge of caching and memory management for UI applications
11.Should have executed a production level end to end UI application

Learn from the best: Learn from leaders who have built Comm100 from ground up. Work under other engineers who handle different layers of the infrastructure.
Work in a data-driven team: Understand the importance of validating assumptions about user behaviour. Use various types of testing to ensure we're right (or discover where did we go wrong). Utilize data collection, enrichment, analytics, and visualizations to improve our systems.
WHO YOU ARE
To be successful in this role, you'll need to have the following skills:
Love for coding: A fanatic about writing beautiful and scalable code.
Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative, and inventive.
Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail and are comfortable learning new technologies and systems.
Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact.
KEY SKILLS
- Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript,
- Rich experience with ReactJS, Redux, React Native, or similar library/tools.
- Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
- Familiar with web security, SEO, accessibility, and internationalization.
- Experience with W3C standards, HTTP protocol and web browsers.
- Experience with common tools such as front-end compilation, construction, testing, etc. (Babel, Rollup, Webpack, Jasmine, etc.)


