Frontend Developer

Job overview:

We are seeking an experienced React.js Developer who is passionate about crafting high-quality, scalable, and performant front-end applications. The ideal candidate should have strong hands-on experience in modern JavaScript frameworks, UI development, and a keen eye for detail.

Key Responsibilities

• Develop and maintain responsive web applications using React.js, JavaScript (ES6+), HTML5, and CSS3.
• Build scalable and reusable UI components with React Hooks, Redux/Context API, and component-driven architecture.
• Optimize app performance to ensure fast load times, smooth interactions, and cross-browser compatibility.
• Write clean, modular, well-documented code following industry best practices and Git-based workflows.
• Troubleshoot, debug, and enhance existing features based on user feedback, analytics, and technical requirements.
• Integrate RESTful APIs and collaborate closely with backend engineers, designers, and product managers.
• Stay updated with emerging trends, tools, and best practices in front-end development to continuously improve the codebase and architecture.

Required Skills

• 4+ years of hands-on experience in React.js and JavaScript (ES6+).
• Strong understanding of HTML5, CSS3, Flexbox, Responsive Design, and UI frameworks (Tailwind/Bootstrap).
• Experience with state management using Redux, Redux Toolkit, or Context API.
• Hands-on experience with REST APIs, asynchronous programming, and front-end build tools (Webpack, Babel, npm/yarn).
• Good understanding of version control using Git.
• Ability to write efficient, scalable, and re-usable components following best practices.

Proven experience as an Angular Developer.

Proficient in Angular and its core principles.

Strong knowledge of HTML, CSS, and JavaScript.

Experience with responsive UI design and development.

Familiarity with Angular Material, Bootstrap, and PrimeNG.

Ability to create reusable components and front-end libraries.

Understanding of RESTful APIs and web services.

Experience with version control systems such as Git.

Strong problem-solving skills and attention to detail.

Excellent communication and teamwork skills.

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

Job Description : 

• Work with your team to design and build software applications to function across web applications
• Build reusable code and libraries for future use.
• Work closely with UX designs and work on integrating the wireframes into UI
• Validate the technical feasibility of UI/UX designs.
• Optimize application for maximum speed and scalability.
• Conduct thorough testing of user interfaces in multiple platforms to ensure all designs render correctly and systems function properly.
• Get feedback from, and build solutions for users and customers.
• Write functional requirement documents and guides.
• Ensure high-quality graphic standards and brand consistency
• Collaborate with other team members and stakeholders.
• Architect and build high-performance, scalable, and user-friendly mobile apps using native frameworks
• Optimize application performance and ensure responsiveness across different iOS devices.
• Integrate with RESTful APIs and other backend services.
• Implement unit and integration tests to ensure code quality.
• Collaborate with designers, product managers, and other stakeholders to deliver a seamless user experience.
• Stay up-to-date with the latest trends and advancements in UI development.
• Mentor and guide junior team members. Mandatory Requirements
• Minimum of 5 years working as a professional UI developer
• Proficient knowledge of web markup, including HTML5, CSS3 and Javascript .
• Expertise in front-end in any of the front-end frameworks like React.js
• Strong understanding of front-end coding and development technologies.
• Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Experience with state management libraries like Redux
• Experience with unit testing frameworks like Jest or WTR
• Experience in E2E testing frameworks like Playwright or Puppeteer
• Familiarity with RESTful APIs and integration with backend services
• Experience with performance monitoring and Optimization tools.
• Excellent communication and collaboration skills.

Qualification profile

• Successfully completed studies or training in computer science, focus on software development desirable or comparable qualification
• In-depth knowledge of web technologies: JAVA, HTML5, CSS, Java/TypeScript, and Vue.js, as well as web services/SOA Hibernate and SQL
• In-depth knowledge of React and/or Angular is also an advantage
• Experience with responsive web design and web content management systems
• Fluent in English
• Knowledge of cloud-native development and operation, e.g. B. Docker and Kubernetes advantageous

What we offer you

• Varied, demanding, and interesting field of activity
• Flexible working hours to reconcile work and private life
• Collegial and highly professional team in a modern, international working environment
• Career opportunities here in India or worldwide

Job Description

We're a fast growing fintech startup based in Pune. In June 2019, we launched, an app to check and monitor credit scores. It is the only app in India that helps consumers improve their credit score via an AI-based score planner.

WE are on a mission to re-imagine credit and payments from first principles and is building a mobile-first credit card in India.

• Roles & Responsibilities:-

Strong proficiency in JavaScript.

Thorough understanding of React.js and its core principles.

Experience with popular React.js workflows (such as Flux or Redux)

Familiarity with newer specifications of Ecma Script.

Familiarity with RESTful APIs.

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.

A knack for benchmarking and optimization.

Position Summary


Clarista.io turns current enterprise data silos into a ‘Live Data Network’, easy to use, always available, with flexibility to create any analytics. Clarista is designed for both business and technical users, hence the user interface plays a pivotal role in ensuring performance with large datasets and a superior user experience.

What You'll Do


You will be part of Clarista’s UI engineering team. You will work in our cloud native environment and perform following activities to support core product development and client specific projects:

• You will build & support responsive web user interfaces by using ReactJS
• You will ensure usability of the interfaces and workflows for end users
• You will integrate user interfaces with data and other interfaces through APIs
• You will collaborate with cloud and data engineering teams to enable end-to-end functionality
• You will partner with other team members in understanding the functional / non-functional business requirements, and translate them into software development tasks
• You will follow the software development best practices in ensuring that the code architecture and quality of code written by you is of high standard, as expected from an enterprise software
• You will be a proactive contributor to team and project discussions

 Who you are


• 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

What You'll Love About Us – Do ask us about these!

• Be an integral part of the founding team. You will work directly with the founder
• Work Life Balance. You can't do a good job if your job is all you do!
• Prepare for the Future. Academy – we are all learners; we are all teachers!
• Diversity & Inclusion. HeForShe!
• Internal Mobility. Grow with us!
• Business knowledge of multiple sectors

Responsibilities:

• Participating in design and development activities as required for specific projects allocated
• Understand the project requirement and able to implement and complete the allocated modules independently.
• Follows established development and testing procedures to ensure quality software development which meets the requirements
• Creates and maintains documentation regarding systems being developed in order to ensure long-term maintainability

Requirements:

• BTech or equivalent degree from a reputed institute
• Proven hands-on Software Development experience
• Design & Develop HTML5 games with the help of HTML5, CSS3, JavaScript, AJAX, SVG, Pixijs library across multiple platforms(Web/ MobileTablet/ TV)
• Building reliable and efficient code for game projects
• Should understand build milestone process and meet project timeline.
• Helps drive the delivery of successful, cutting edge products by working on a team with other Developers, and Designers
• Work towards optimization and best practices, increase performance of our application
• 1 to 3+ years of development experience. (Preferably Gaming)
• Good knowledge of HTML5, CSS3, JavaScript, AJAX, SVG, JSON
• Strong understanding of Object-Oriented Programming, and Design Patterns for Games and Web Applications
• Familiarity with any of the current generation JavaScript frameworks like PixieJS, CreateJs, Starling etc
• Strong attention to detail and knowledge of robust quality assurance practices
• Strong testing, debugging, and analytical skills

Qualifications

• Bachelor’s/Master’s degree in Engineering with 3+ years experience.
• Strong knowledge in HTML5, CSS, SASS/Bootstrap, OOP JavaScript, JQuery & AJAX are preferred.
• Strong knowledge in developing responsive web app, designing models (JSON) and (Server communication (REST APIs) are preferred.
• Strong knowledge in modern Frontend frameworks & libraries like Angular, Redux + React are preferred.
• Strong Knowledge in HTML templates and modern templating technologies are preferred.
• Strong knowledge in modern libraries like React is preferred.
• Knowledge of NodeJS, NPM packages is a huge plus.
• Knowledge of Gulp, Bower is a plus.
• Knowledge of ExpressJS is desirable.
• Knowledge of Docker is desirable.
• Basic Knowledge of relational DBMS and SQL