
· 7+ years of professional experience in front-end development.
· 5+ years of hands-on experience with React.js and its ecosystem (Redux, Context API, Hooks, etc.)
· Strong understanding of JavaScript (ES6+), HTML5, and CSS3.
· Experience with RESTful APIs, GraphQL, and WebSocket integration.
· Proficiency in modern build tools (Webpack, Vite, Babel, etc.).
· Expertise in state management libraries (Redux, MobX) and React Query.
· Solid understanding of UI/UX principles and responsive design.
· Experience with testing frameworks (Jest, React Testing Library, Cypress, etc.).
· Familiarity with modern CI/CD pipelines and version control tools (Git).

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
Similar jobs
- Developing user interface components and implementing them following well known Reactjs workflows such as Flux and Redux
- Translating designs and wireframes into high quality components.
- Should strong Component based programming and Concepts like Life Cycle Hooks and Communications.
- Ensuring that all components and the overall application are robust and easy to maintain
- Coordinate with the rest of the team working on different layers of the infrastructure
- Should have capabilities to judge or choosing the right/suitable plugin for application requirements
- Should have knowledge of application build generation and optimizations.
Technical Experience:
- Should be strong in Development Life Cycles like Agile
- Should be strong Javascript Core (Core Concepts, Design Patterns, etc)
- Should be strong in Angular and ReactJS Concepts
- Strong proficiency in JavaScript including DOM manipulation and the JavaScript object model Thorough understanding of Reactjs and its core principles
- Should be strong at least one javascript testing framework like Jasmine
,Enzyme
Required Skills:
- Bachelors/Masters in Computer Science with relevant industry experience
- At Least 7 years of Front end frameworks with at least 4 years on React
- Must be working on ReactJS project as on date.
- Experience in developing responsive Web Application Development
- Experience building reusable UI elements including trading grids, dialogs, and screen navigation widgets
- Expert level Programming experience in HTML 5, CSS 3, JavaScript, Typescript, Angular and React JS
- Experience with AWS, developing and deploying application to cloud environment
- Experience in using the popular UI Frameworks, Libraries or Plugins
- Experience in Writing Test Cases and Generating Test & Coverage reports
- Experience with Git, Java, Maven, SQL, Jira and or Hudson/Jenkins
TROOLOGY is currently seeking a full-time Senior MERN Stack Developer
to join our team on-site in Lucknow. As a MERN Stack Developer, you will
be responsible for writing scalable code, collaborating with cross-
functional teams, and working on web development projects from
conception to final product.
Key Responsibilities-
Master’s/Bachelor's degree in Computer Science, or a related field
Hands-on experience with MERN Stack (MongoDB, Express.js, React,
Node.js) with at least 5 years of experience.
Experience with state management tools such as Redux, Flux, or
MobX.
Do unit testing for the development work carried out.
Act as a mentor to the junior resources and provide technical
guidance.
Conduct and participate in project planning & scheduling, design
discussions, and provide assistance during testing.
Knowledge of AWS, K8s, Azure, CI / CD, Gitflow, shell scripting will
be considered positively.
Experience with HTML, CSS, and JavaScript (ES6+)
Experience writing unit tests with Jest and Enzyme
Knowledge of Git and experience using version control tools
Familiarity with Agile development methodologies
Good communication skills and able to work collaboratively in a
team environment
Experience with cloud technologies, such as Amazon Web Services
or Microsoft Azure is a plus
Experience with TypeScript or other typed JavaScript languages is a
plus.
Experience with SQL, NoSQL, or GraphQL is a plus.
Experience with team handling and support them if they got stuck
somewhere.
Qualifications-
Masters/Bachelor's degree in Computer Science, Software
Engineering, or related field
5+ years of experience in full-stack MERN development
Strong experience with front-end technologies such as HTML5,
CSS3, and JavaScript
Experience with ReactJS, React, or other front-end frameworks
Solid understanding of RESTful web services and API development
Strong experience with Node.js and server-side technologies
Strong experience with MongoDB and NoSQL databases
Familiarity with AWS or other cloud services
Experience with agile development methodologies
Excellent problem-solving and communication skills
Responsibilities
Develop high quality, secure, stable code for use in products and solutions for
customers, making it easier for other developers to maintain, enhance, reuse,
and localize
Work with Product Owner and/or Product Manager/Team to understand and help
refine functional requirements for new products
Develop and outline architecture and relationships between subsystems and
participates in review of those designs
Investigate and, if necessary, prototype technologies and algorithms relating to
the task
Break down a large problem into smaller components and provide a clear
solution for each piece
Ensure new code, feature or software product meets performance goals/metrics
Research external best practices and emerging technologies for possible
incorporation into company products and methodologies
Write and maintain the code following Test-Driven-Design principles
Minimum Qualifications
Bachelor’s degree in any Engineering discipline from reputed engineering
college
5 to 7 years of strong programming skills in Web and Cloud Technologies
Should have a very strong foundation in JavaScript, and must have a clear
understanding of basic web fundamentals such as prototype based inheritance,
scopes, Event Loop, Memory Management in JS, etc
Should be good at developing modular front-end applications and is expected to
have the knowledge to create good abstractions that can be reused . Should also
have in-depth understanding of latest ES6 standards such as spread operators,
arrow functions, etc
Should have strong programming skills in Web and Cloud Technologies
Should be strong in OOAD Concepts
Should have a strong hands-on in React, Typescript
Should have Hands-on experience in any of the backend language.
Should understand latest paradigms in Front End Development such as Pub-Sub
Pattern, Redux, RxJS, Service Workers, Client Caching, Lazy Loading, Dynamic
Injection, Bundle Optimisation, etc
Should have very good hands-on knowledge of CSS3 & HTML5
Should have good knowledge of Postman API Platform
Should have experience with Amazon web services – ECS, Lambda, S3, SQS, etc
Should have Hands-on experience of developing RESTful web services and
integrating the same with heterogeneous clients
Should have Hands-on experience with Relational or NoSQL Database’s
Should have a very clear understanding of TDD is expected and should have
good exposure to writing UT's and designing UI components with testability in
mind
Should have Strong Communication and Analytical skills
Flexibility under changing conditions and the ability to multi-task between
projects
Preferred Qualifications
Hands-on experience with C++
Nice to have experience with Python
Nice to have experience with CI/CD tools like Docker, Jenkins, etc
Nice to have a hands-on & Understanding of CSS Pre-processors such as SASS,
LESS, etc
Job Description:
Translating system requirements into the design and development of systems.
Transform vital business needs into code and drive innovation.
Collaborating and integrating code into enterprise systems.
Creative problem-solving skills.
Attitude to achieve the goals with complete ownership and hard work.
Technical Skills:
Must Have:
- 2+ Years of experience in UI/Front-end development of rich interactive web-based applications or modules.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Experience working as a React.js Developer. Thorough understanding of React.js and its core principles.
- In-depth knowledge of JavaScript, CSS, HTML, HTML 5, JSON, XML and front-end languages.
- Knowledge of REACT tools including React.js, Webpack, Enzyme.
- Knowledge of MVC Pattern and Architecture. Experience with popular React.js workflows (such as Flux or Redux)
- Experience with user interface design.
- Experience with web debugging and performance testing software.
- Experience in all testing phases of development including Unit & Integration Testing.
- Excellent troubleshooting skills.
- Team player
- Excellent time-management skills
Beneficial:
- Working experience with Core Java.
- Knowledge of Jquery , Nodejs, Bootstrap, Struts, Spring, Hibernate, JSP, JSF, Angular, Vue,js Framework.
- Working with Databases (MSSQL, Oracle, Postgres)
- Working experience on source code version control systems (SVN, GIT)
- Working experience on Issue Tracking tool e.g. Jira, Bugzilla
- Working experience on Code Analysis tools e.g. Sonar Qube, Checkmarx.
- Experience in Restful Web Services integration.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Independent worker
- Great interpersonal and communication skills
Responsibilities
- Participate as a team member in all phases of software development lifecycle.
- Co-ordinating with the team on individual responsibilities and roadblocks.
- Perform design, development and testing on individual tasks
- Managing initiatives on UI/UX work
- Transparently share the challenges & feedbacks.
- Participate in integrated testing of product/ package.
- Designing a modern highly responsive web-based enterprise application component 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
- Coordinating with various teams working on distinct layers.
- Providing technical assistance to the other teammates.
- Keep compliance with Quality Systems and Procedures.
Job Description
We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well - known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.
Responsibilities
-
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
Skills
-
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
-
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
-
Experience with data structure libraries (e.g., Immutable.js)
-
Knowledge of isomorphic React is a plus
-
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
-
Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
Role - Javascript developer
Location - Jaipur
Experience - 1-5 years
Skills and Qualifications
● Experience in developing front-end components using Object-Oriented
JavaScript, HTML5, and CSS3
● Skilled at Object-Oriented JavaScript and having a working knowledge of at least one
of the following Frameworks (Angular, React etc.)
● Add on Excellent knowledge of working with dynamic data (e.g., JSON, XML)
●Good understanding of version control systems like Git
Roles and Responsibilities
● Develop new user-facing features.
● Optimize applications for maximum speed and scalability.
● Assure that all user input is validated before submitting to back-end services.
● Collaborate with other team members and stakeholders.
● Identify and establish best practices and frameworks keeping in mind the parameters of
performance, responsiveness, and reuse
● Translate designs and style guides into interactive user interfaces, ensuring cross
browser compatibility, performance and robustness
● Deliver high-quality code that is maintainable and readable.
● Develop and maintain features using JavaScript frameworks such as Angular or
React Skills
- Develop Proof-of-Concept and prototype applications using new technologies and frameworks. In addition to collaborating with internal teams and clients to create innovative solutions.
- Help establish GUI best practices and JavaScript frameworks for web development.
- Provide context and guidance for integration and implementation of Front-End Interfaces
- Translate wireframes, comps, and functional requirements into functional HTML/ CSS / Javascript.
- Develop standards-compliant mark-up and code for web sites and applications
- Develop JavaScript using standard Frameworks (jQuery, etc.)
- Develop small to medium size custom JavaScript libraries for reuse across the application
- Provide technology and implementation expertise to the domain, projects, or client
- Maintain leading-edge knowledge in emerging technologies and frameworks
- Participate in knowledge sharing and lessons learned sessions from project experiences
We are looking for a front end engineer with focus on UI/UX engineer with superb technical and aesthetic aptitude. The front end engineer will primarily be responsible for building and delivering custom solutions for our customers including the graphic design, experience design, and coding of the front ends. In this role, we expect you to gain an intimate understanding of your user and the value they’ll derive from the solution and develop user interfaces to deliver that value to the user in an ideal manner. The successful candidate will be curious, creative, ambitious, self motivated, flexible, and have a propensity for taking action.
Although your primary responsibilities will be around front-end work, we prize individuals who are willing to step in and contribute to other areas including automation, tooling, and management of applications.
As part of the early engineering team, you will have a chance to make a measurable impact in future of Thinkdeeply as well as having a significant amount of responsibility.
Skills
Required Skills:
- 5+ years in architecting and building Single Page Applications (SPA)
- Shipped at least 2+ applications using Angular/AngularJs
- Expertise in building Angularjs and Angular with integration and unit tests
- Experience in upgrading angular/js versions and converting angularjs -> angular.
- Good working knowledge of other frameworks such as REACT, nodejs, meteor etc.
- Experience with package management tools such as webpack for minification, uglification etc
- Experience with creating embeddable widgets
- Expertise with CSS frameworks such as Bootstrap4
Desired Skills:
- Demonstrated expertise of building cloud native applications
- Familiarity with administration of CI/CD such as jenkins
Responsibilities
- Develop new user-facing features
- Build reusable code and libraries for future use
- Collaborate with other team members and stakeholders to create UI/UX designs
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Collaborate with other team members and stakeholders









