React.js Developer

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

DESIRED SKILLS: React.js, JavaScript, Redux, RESTful APIs, TypeScript

JOB SUMMARY
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 EcmaScript
Familiarity with RESTful APIs
Knowledge of modern authorization mechanisms, such as JWT 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
Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
Familiarity with any ReactJS testing framework is plus

• Conceptualizing creative ideas with clients.
• Testing and improving the design of the website.
• Establishing design guidelines, standards, and best practices.
• Maintaining the appearance of websites by enforcing content standards.
• Designing visual imagery for websites and ensuring that they are in line with branding for clients.
• Working with different content management systems.
• Communicating design ideas using user flows, process flows, site maps, and wireframes.
• Incorporating functionalities and features into websites.
• Designing sample pages including colors and fonts.
• Preparing design plans and presenting the website structure.

• A relevant diploma in a related field.
• Proficiency in graphic design software including Adobe Photoshop, Adobe Illustrator, and other visual design tools.
• Proficiency in front-end development web programming languages such as HTML and CSS, JQuery, and JavaScript.
• Good understanding of content management systems.
• Good understanding of search engine optimization principles.
• Proficient understanding of cross-browser compatibility issues.
• Excellent visual design skills.
• Up-to-date experience with international web protocols, standards, and technologies.
• Creative and open to new ideas.
• Adaptable and willing to learn new techniques.
• Excellent communication skills.

• 3-4 years of experience in IT with 3 +minimum years of experience in React Development
• Previous experience working as a react.js developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Solid analytical and problem-solving skills.
• Strong interpersonal, written and verbal communication skills.
• Experience with gathering user requirements and understanding and interpreting requirements specifications
• Experience with full System Development Life Cycle is a plus
• Maintain time reporting on projects and provide timely updates to project milestones.

• Proven work experience as a Front-end developer
• Hands on experience with markup languages
• Experience with JavaScript, CSS and jQuery
• Familiarity with browser testing and debugging
• In-depth understanding of the entire web development process (design, development and deployment)
• Understanding of layout aesthetics
• Knowledge of SEO principles
• Familiarity with software like Adobe Suite, Photoshop and content management systems
• An ability to perform well in a fast-paced environment
• Excellent analytical and multitasking skills
• BSc degree in Computer Science or relevant field

• Coding and debugging pure JavaScript, polyglot and multi-lingual applications.
• Working closely with Technical Lead/Project Manager to ensure development timelines are met.
• Contribute with ideas to improve system design or streamline product delivery.
• Working with challenging applications involving Real Time Data.
• Working on different platforms including the usage of the Native SDKs provided on JavaScript.

• Strong experience in developing applications using Javascript and Jquery.
• Minimum 6 months of experience in React.JS is a must.
• Experience in any other Javascript libraries is an added advantage.
• Create different types of Charts and Graphics with the help of HTML5 Canvas, SVG etc.
• Should possess understanding of UI design and its behavior across devices (desktops to smart phones).
• Good to have worked with APIs exposed by social media sites like Facebook, Twitter, Instagram etc.
• Experience in working with data structures such as XML and JSON.
• Added knowledge of mobile development frameworks like jQuery Mobile is an added advantage.
• Good communication and problem-solving skills.
• Should be a self-starter and should have the ability to work under pressure.
• Should be passionate about sports.

• Have 3 - 6 years of experience working in a high speed Product B2B start up doing Full-stack or ReactJS software development
• Have demonstrated experience in Front-end developer tooling, React js and its core principles
• Have experience with popular React js workflows (such as Hooks and Redux), React Material UI,Data structure libraries (e.g., Immutable js)and with RESTful APIs
• Have experience in debugging, problem-solving, and improving application performance. 
• Are willing to learning new technologies on your own.
• Have knowledge in best practices for the whole software development cycle (TDD/CI/CD) and agile methodologies.
• Have good knowledge of version control.
• Have the ability to use a wide variety of open source technologies and tools. 
• Have good communication ability and can articulate business needs and translate them into technology solutions. 

Technical Skill :