FRONT END DEVELOPER at Nexsys · Bengaluru (Bangalore), Gurugram, Delhi, Pune · 5 - 8 years · ₹8L - ₹15L / yr · Bootstrapped · Posted 7 Sep 2022

Responsibilities
• Build applications using JavaScript frameworks such as React.js, Vue.js or svelte.js
• Build reusable UI components, ensuring that UI code base is scalable and maintainable
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Good in writing unit test cases, and can follow test driven development approach
• Participate in user experience design and architecture initiatives
• Collaborate with other team members and stakeholders to ensure smooth delivery and elicit new
requirements
• Perform troubleshooting steps, if any, in the phase of implementation, customization, and
configuration
• Having good debugging skills and proficiency in tool to build next-generation web apps
Mandatory Skills
• Knowledge of Functional and OO JavaScript/ES6
• Built web Applications using HTML5, CSS3, and JavaScript with Frameworks like React.js(Hooks
and context API), Vue.Js and svelte.js
• Basic understanding of Typescript and type language concepts
• Clear fundamental understanding of server-side rendered apps, experience with frameworks like
Next,js or Nuxt.js is the Best
• Good understanding of lib and frameworks like Webpack (4.0), lodash, any charting lib like d3.js or
Victory
• Expertise in using JavaScript state Management libraries such as Redux or Mobx
• Prior experience in building responsive design layouts using a formal framework like Material UI.
• Familiarity with best practices (web security concepts, ensuring browser & device compatibility,
etc.)
• Experience in development and debugging tools for cross-browser issues
• Working knowledge of integrating with RESTful APIs for server-side functionality
• Ability to work well individually and in a group setting, under pressure and deadlines
Requirements
• B.Tech/ B.S. or M.Tech/ M.S. in Computer Science, IT or related field.
• 5-8 years of experience.
Desirable Skills
• Hands-on experience with using Git (handling branching and merging), any DevOps pipeline,
• Experience with Agile methodologies

About Nexsys
About
Connect with the team
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NEED TO HAVE :
1) Have some knowledge of front end like React.JS
2) HTML, CSS
3) Strong in JavaScript concepts
4) Good communication skills
5) Loves to code
GOOD TO HAVE :
1) Experience with type script will be a plus
2) Experience with Nest.JS framework will be a plus
3) Strong hold on ES6 principles.
4) Familiar with TDD ( Test Driven Development ) will be a plus.
5) Familiar with working in CI / CD will be a plus
6) Micro-Service architecture knowledge will be an added benefit.
You can contact me on this WhatsApp number: Nine three one six one two zero one three two
Job Description:
https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link
Job Description – UI Developer
Location: Bangalore
Experience: 6+ Years
Technology: UI, Angular 15+, JavaScript, TypeScript, Microfrontend
Key Responsibilities:
- Develop and maintain responsive web applications using Angular 15+, JavaScript, and TypeScript.
- Design and implement scalable Microfrontend architecture for enterprise applications.
- Build reusable UI components and integrate REST APIs and backend services.
- Collaborate with UI/UX designers, backend developers, and other technical teams.
- Optimize application performance, code quality, and browser compatibility.
- Troubleshoot and resolve application issues and participate in code reviews.
- Follow Agile development practices and contribute to the complete software development lifecycle.
Required Skills:
- 6+ years of experience in UI/Web Application Development.
- Strong hands-on experience with Angular 15 or above.
- Strong knowledge of JavaScript and TypeScript.
- Experience working with Microfrontend architecture.
- Good understanding of HTML5, CSS3, responsive design, and REST APIs.
- Experience with Git and Agile/Scrum methodologies.
- Strong problem-solving and communication skills.
Location: Bangalore / Bengaluru
Experience: 6+ Years
About NonStop io Technologies:
NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud
group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment
Brief Description:
NonStop io is seeking a proficient React.js developer to join our front-end development team. In this position, you’ll be mainly crafting and integrating UI components through React.js methodologies and workflows like Mobx and Redux.
Responsibilities:
● Developing and implementing UI components using React.js
● Collaborating with cross-functional teams to design and ship new features
● Building reusable components and front-end libraries for future use
● Translating designs and wireframes into high-quality code
● Optimizing components for maximum performance across various web browsers
● Troubleshooting and debugging issues to ensure smooth user experiences
● Participating in code reviews to maintain code quality and consistency
● Improvement and optimization of existing codebase
● Keeping up with industry trends
● Identifying issues with technologies and architecture and then implementing solutions
● Assist with ticket creation, refinement, and estimation
● Participate in sprint planning and ticket distribution for frontend team
Qualifications & Skills:
● Proficiency in React.js and its core principles
● Strong JavaScript, TypeScript, HTML5, and CSS3 skills
● Experience with popular React.js state management libraries and approaches (such as Mobx, Redux, and Context API)
● Familiarity with RESTful APIs and integration
● Knowledge of modern authorization mechanisms, such as JSON Web Tokens
● Understanding of front-end build tools and pipelines
● Familiarity with any one of backend technologies such as Node.js, Java, or Python
● Excellent problem-solving and communication skills
● A strong attention to detail, and a passion for delivering high-quality code
● Expertise in designing scalable and efficient front-end architecture
● Adaptability to changing project requirements and priorities
● Experience with version control systems, particularly Git
● Experience working in Scrum and familiarity with Atlassian (Jira, Confluence, Bitbucket)
● Experience with diverse applications and architectural patterns
● A degree in computer science, software engineering, or a related field
● Strong understanding of object-oriented programming principles and design patterns
● Familiarity with automated testing frameworks and methodologies
● Excellent problem-solving skills and attention to detail
● Strong communication skills and ability to work effectively in a collaborative team environment
● Ready to be a tech-agnostic engineer and comfortable to shift on any tech stack
● Comfortable working with AI (Claude code, Cursor etc)
If you're passionate about technology and want to work on impactful projects, we'd love to hear from you
Frontend Developers
- Contract To Hire (Initial Engagement: 6 months)
Experience: 5+ years
Mandatory Skills:
● React.js
● React Native
● JavaScript
● Experience in developing scalable and maintainable web and mobile applications
● Frontend architecture and reusable components
● State management
● REST API/backend service integration
● Application performance optimisation
● Authentication/authorisation and frontend security
● Git and pull-request-based development
● Clean, reusable and testable code
● Agile/product development experience
● Code reviews, debugging and production issue resolution
Good to have:
● TypeScript
● Next.js
● Jest / React Testing Library
● CI/CD
● Application monitoring
● Mobile deployment
Job Summary –
UI developer having strong hands-on experience in developing and managing scalable, secure and responsive front-end applications in an Agile development environment, including Micro Frontend (MFE) architecture and integration with APIs and microservices. Must have good working experience in an offshore development team based out of India. Must have prior experience in customer facing role.
Years of experience needed –
Candidate experience – Minimum 6 years
Technical Skills:
· Must have strong hands-on experience in Angular 15 or above, TypeScript, JavaScript, HTML5, CSS3 and modern UI technologies. Extensive knowledge on below topics
- Life Cycle Hooks, Modules, Decorators, Directives, Services, Dependency Injection, Reactive Forms, Types of Data Binding, Basics of Routing, Route Guards, Lazy Loading, Basics of Pipes and Custom Pipes, Interceptors, Observables, Promises, Operators, Subscriptions, Subjects, State Management, JS event loop execution process for async functions, TypeScript, Error Handling, Compilers.
- Strong knowledge of Node Package Manager (NPM), package management, dependency management, build scripts and front-end build processes.
- Hands-on experience in Micro Frontend (MFE) architecture, reusable UI component design, modular application development and integration of independently deployable front-end modules.
- Good understanding of microservices architecture and experience integrating UI applications with microservices through RESTful APIs.
- Experience in API consumption and UI integration, including request and response handling, authentication, authorization, error handling and secure data exchange.
- Good understanding of web application security concepts, including secure coding practices, route protection, token-based authentication, CORS, prevention of XSS and CSRF vulnerabilities, and secure storage of sensitive information.
- Experience in responsive web design, cross-browser compatibility, accessibility standards and performance optimization of UI applications.
· Must have good experience in writing unit test cases using Jasmine and Karma.
· Good knowledge and experience in Agile Development.
· Must possess good design thinking, technical problem-solving skills.
· Must have strong knowledge in any of the source code version tool like GIT or GitLab or GitHub etc.
Job Summary –
UI developer having strong hands-on experience in developing and managing scalable, secure and responsive front-end applications
in an Agile development environment, including Micro Frontend (MFE) architecture and integration with APIs and microservices.
Must have good working experience in an offshore development team based out of India. Must have prior experience in customer
facing role.
Years of experience needed –
Candidate experience – Minimum 6 years
Technical Skills:
∙Must have strong hands-on experience in Angular 15 or above, TypeScript, JavaScript, HTML5, CSS3 and modern UI
technologies. Extensive knowledge on below topics
-Life Cycle Hooks, Modules, Decorators, Directives, Services, Dependency Injection, Reactive Forms, Types of Data
Binding, Basics of Routing, Route Guards, Lazy Loading, Basics of Pipes and Custom Pipes, Interceptors,
Observables, Promises, Operators, Subscriptions, Subjects, State Management, JS event loop execution process
for async functions, TypeScript, Error Handling, Compilers.
-Strong knowledge of Node Package Manager (NPM), package management, dependency management, build
scripts and front-end build processes.
-Hands-on experience in Micro Frontend (MFE) architecture, reusable UI component design, modular application
development and integration of independently deployable front-end modules.
-Good understanding of microservices architecture and experience integrating UI applications with microservices
through RESTful APIs.
-Experience in API consumption and UI integration, including request and response handling, authentication,
authorization, error handling and secure data exchange.
-Good understanding of web application security concepts, including secure coding practices, route protection,
token-based authentication, CORS, prevention of XSS and CSRF vulnerabilities, and secure storage of sensitive
information.
-Experience in responsive web design, cross-browser compatibility, accessibility standards and performance
optimization of UI applications.
∙Must have good experience in writing unit test cases using Jasmine and Karma.
∙Good knowledge and experience in Agile Development.
∙Must possess good design thinking, technical problem-solving skills.
∙Must have strong knowledge in any of the source code version tool like GIT or GitLab or GitHub etc.
∙Good to have - Cloud technologies in Pivotal Cloud Foundry.
.
Certifications Needed:
Certifications are not mandatory. Good to have certifications in UI technologies, Artificial Intelligence (AI), .NET, or a relevant cloud
platform such as Microsoft Azure, AWS or Google Cloud Platform (GCP).
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
Role Description
This is a full-time role for a React.js Developer who will be responsible for developing, maintaining, and optimizing responsive and scalable web applications. The successful candidate will work closely with UI/UX designers, backend developers, and product teams to convert designs and requirements into high-quality, production-ready applications. The role requires strong problem-solving skills, attention to detail, and the ability to take ownership of features from development through deployment.
Key Responsibilities
- Develop responsive and scalable web applications using React.js.
- Build reusable and maintainable frontend components.
- Convert UI/UX designs and Figma prototypes into functional web interfaces.
- Integrate frontend applications with REST APIs and backend services.
- Manage application state using Redux, Context API, Zustand, or similar technologies.
- Optimize applications for performance, responsiveness, and scalability.
- Debug and resolve frontend issues across development and production environments.
- Ensure cross-browser and cross-device compatibility.
- Collaborate with UI/UX designers, backend developers, QA, and product teams.
- Participate in code reviews and follow clean coding and development practices.
- Write and maintain appropriate tests for frontend applications.
- Stay updated with modern frontend technologies and best practices.
- Take ownership of features from development and testing through deployment and maintenance.
Requirements
- Strong proficiency in JavaScript (ES6+) and React.js.
- Good understanding of React Hooks, component architecture, props, state, and Context API.
- Strong knowledge of HTML5 and CSS3 and responsive web development.
- Experience integrating REST APIs and working with JSON.
- Experience with state management libraries such as Redux, Zustand, or similar.
- Experience with Git and GitHub/GitLab.
- Understanding of frontend performance optimization and browser debugging.
- 3+ years of hands-on experience in frontend development with React.js.
- Experience with TypeScript and Next.js is preferred.
- Familiarity with UI libraries such as Tailwind CSS, Material UI, or similar is a plus.
- Experience with frontend testing tools such as Jest, Vitest, or React Testing Library is a plus.
- Good problem-solving and analytical skills.
- Strong communication and collaboration skills.
- Ability to work independently, prioritize tasks, and meet deadlines.
- A proactive approach to learning and solving technical problems.
Candidates with strong practical experience, personal projects, GitHub contributions, or demonstrable frontend work may also be considered in place of extensive professional experience.
We are hiring a Vue.js Developer to build fast, responsive web applications.
Responsibilities
- Build single-page and server-rendered apps with Vue.js and Nuxt.js
- Manage application state with Vuex or Pinia
- Build reusable, well-tested UI components
- Integrate the frontend with REST and GraphQL APIs
- Optimise load times and runtime performance
Requirements
- 1+ years of hands-on Vue.js experience
- Experience with Nuxt.js and Vuex or Pinia
- Familiarity with Vite and modern build tooling
Job Summary
We are looking for an experienced Frontend Developer / Angular Developer with 5+ years of hands-on experience in building responsive, scalable, and high-performance web applications. The ideal candidate should have strong expertise in Angular, TypeScript, JavaScript, HTML, CSS, along with a good understanding of Java-based backend applications and REST APIs.
Key Responsibilities
- Design, develop, and maintain responsive web applications using Angular.
- Build reusable, scalable, and maintainable UI components.
- Develop clean and efficient code using TypeScript, JavaScript, HTML5, and CSS3.
- Integrate frontend applications with RESTful APIs and Java-based backend services.
- Collaborate with backend developers, UI/UX designers, QA engineers, and business teams.
- Troubleshoot, debug, and optimize application performance.
- Implement responsive designs and ensure cross-browser compatibility.
- Participate in code reviews and follow coding and development best practices.
- Write unit tests and support integration and system testing.
- Analyze production issues and provide effective technical solutions.
- Contribute to application architecture and technical design discussions.
Required Skills
- 5+ years of professional software development experience.
- Strong hands-on experience with Angular.
- Strong knowledge of TypeScript and JavaScript.
- Good understanding of HTML5, CSS3, and responsive web development.
- Experience with Angular components, services, directives, routing, forms, RxJS, and state management.
- Experience integrating REST APIs.
- Good understanding of Java / Spring Boot and backend application integration.
- Knowledge of Git and standard software development practices.
- Experience with debugging, performance optimization, and browser developer tools.
- Good understanding of Agile/Scrum development methodologies.
Good to Have
- Experience with Angular Material or other UI frameworks.
- Knowledge of Java, Spring Boot, Microservices, and SQL.
- Experience with Jasmine/Karma or Jest.
- Exposure to CI/CD pipelines and cloud platforms.
- Knowledge of application security and frontend performance optimization.






