Frontend Developer

About the Role

We are seeking an experienced Senior React Web Developer to join our product development team. As a Senior React Web Developer, you will be responsible for developing and maintaining our web applications using ReactJS and Material UI. You will work closely with other developers, designers, product managers, and stakeholders to create high-quality, user-friendly, and scalable software.

Key Responsibilities:

● Design and develop high-quality, responsive, and user-friendly web applications using ReactJS and Material UI.

● Collaborate with product managers, designers, and stakeholders to ensure the project meets the business requirements and user needs.

● Write clean, maintainable, and efficient code.

● Optimize the application for maximum speed, scalability, and usability.

● Develop reusable UI components and libraries.

● Ensure the technical feasibility of UI/UX designs.

● Identify and troubleshoot bugs and issues.

● Stay up-to-date with the latest trends and technologies in ReactJS, Material UI, and front-end development.

● Participate in code reviews and contribute to the development of best practices.

● Mentor and guide junior developers in the team.

Requirements:

● Bachelor’s degree in computer science or related field.

● At least 7 years of experience in front-end development, with at least 4 years of experience in ReactJS and Material UI.

● Strong proficiency in JavaScript, CSS, HTML, and related web technologies.

● Experience with Redux, Redux Saga, and other state management libraries.

● Experience with building scalable and complex web applications.

● Strong problem-solving skills and attention to detail.

● Experience with Agile development methodologies.

● Strong communication and collaboration skills.

● Experience with Git and version control.

● Ability to work independently and as part of a team.

Preferred:

● Experience with GraphQL and Apollo Client.

● Experience with server-side rendering using Next.js.

● Experience with AWS or other cloud providers.

● Experience with CI/CD pipelines and automation.

● Experience with testing frameworks like Jest, Enzyme, or Detox.

● Experience with UX/UI design and prototyping tools.

. 3.5+ years of work experience on React.JS framework

· Has expertise in following front- end optimization techniques:

· Lazy Loading

· Asynchronous Module Definition

· Image Compression and Minification

· Other front-end tooling using Grunt / Webpack and NPM

· Familiarity with NodeJS, Jasmine / Karma and other unit testing frameworks

· Foundation data structure – Arrays, dictionaries, sets and lists

· Proficient in evaluating front end performance and measure accordingly

· Strong appetite to learn industry trends and new & emerging technologies

Job description for react js developer

In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.

- To ensure success as a React.js Developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web applications. Ultimately, a top-class React.js Developer should be able to design and build modern user interface components to enhance application performance.

React.js Developer Responsibilities :

- Meeting with the development team to discuss user interface ideas and applications.

- Identifying web-based user interactions.

- Writing application interface codes using JavaScript following React.js workflows.

- Developing and implementing front-end architecture to support user interface concepts.

- Documenting application changes and developing updates.

React.js Developer Requirements :

- Bachelor's degree in Computer Science, Information Technology, or a similar field.

- In-depth knowledge of JavaScript, CSS, HTML and front-end languages.

-Familiarity with code versioning tools such as Git, SVN, and Mercurial popular frontend development tools, CI/CD tools, DevOps.

- Excellent troubleshooting skills.

1. Hands on Expert in UI/Front End Engineering/Development specifically React,
2. Redux, NodeJs who can code, design and own front end development and code.
3. Experience in React v16, Reach Redux, React Fibre and JavaScript advance (ES6+),
4. Experience in Advance State Management [Example: Redux, Mobx, RxJs, GraphQL etc]
5. Good experience on UI framework like Angular JS/ Vue JS/ Ext JS/jQuery/ React JS or equivalent SPA framework
6. Experience in HTML5, Javascript CSS3, ExpressJs, GraphQL
7. Strong understanding of Rest APIs, Web Sockets, Service Workers, HTTP/S Protocol, Web Security and Cloud Infrastructure, CI/CD, Web Packaging and Optimization, UX and Styling.
8. Expertise in Advance Java-Scripts
9. Knowledge and experience with Data Structure and Design methodologies.
10. Problem solving skill
11. Good experience working in Agile/Scrum teams
12. Good written and verbal communication skills.

• You have a minimum of 6 years of experience building high-performance consumer-facing mobile applications at Product companies of a decent scale.
• You have founded/worked in a start-up and have worked in an enterprise environment You have a keen eye for mobile architecture and have led/participated in architectural discussions.
• You have a passion for mentoring and helping people on your team grow and achieve their goals and work with cross teams.
• You practice test-driven development and you are able to drive agile practices.
• You have worked with multiple languages/frameworks and have expertise in any one programming language/framework/stack.
• You have published reusable packages.
• You have worked with building automation, devise farms, multi-target testing.
• You are able to optimize the application for performance and speed.
• You are an excellent collaborator & communicator.
• You know that start-ups are a team sport.
• You listen to others, aren’t afraid to speak your mind and always try to ask the right questions.
• You are excited by the prospect of working in a distributed team and company

Tech Stack

• HTML5 (DOM)
• CSS 3
• Javascript (E6)/Typescript
• React Native/React/Angular/NativeScript/Vue
• In-depth knowledge of how frameworks works
• GraphQL
• Javascript ecosystem
• Linters
• Code formatters
• Transpilers
• Bundlers
• Testing tools(Jest, Enzyme)
• You are comfortable with caching, performance optimization, etc
•  You are comfortable with native mobile development
• Java/Kotlin/Android
• Swift/iOs

About the Role

Dremio’s user experience is one of its  key differentiators and makes all your data easily accessible and shareable by your data consumers. UI Engineers at Dremio are responsible for the development of  the user interface and user experience on Dremio’s Data Lake Engine.

Responsibilities and ownership

• Own the  full cycle of development of our modern single page web application from inception, design, development, testing, and production.
• Care deeply about modular design patterns and frameworks  to deliver an architecture that’s rooted in simplicity, that’s easy to iterate on and constantly evolve.
• Passionate about ease of use, experience and quality of the product.

Requirements

• 5+ years of experience working with JavaScript frameworks such as React, Angular.js, Angular, or Vue.js.
• 2 years minimum experience with React is highly preferred and currently utilizing React in their current job.
• Strong coding experience in JavaScript (or TypeScript), HTML, and CSS.
• Passion about UI development and UX design
• Shown proven success in delivering high-quality front end applications
• Fluency in the understanding of SQL and databases (relational or non-relational)
• B.S. or M.S  in Computer Science in a relevant technical field or equivalent professional experience

Crownstack is a premium organisation that specializes in providing innovative digital technology solutions to various enterprises including startups, small and medium-sized businesses and Fortune 500 companies across the globe. Our services include, but are not limited to, UI design, mobile app and web development, Cloud computing, data analytics, and Dev Ops. We take pride in our ingenious, meticulous, and skilled workforce who aim to deliver sustainable and cutting-edge business and technology solutions to all our clients. ★ 100+ Successful Apps Delivered | ★ Enterprise and Startup Clients | ★ Scalable Products | ★ MEAN Stack | ★ Python, pHp, NodeJs | ★ Agile Development | ★ Best UI/UX Award

Crownstack is looking for ReactJs Developers to join our team and deliver a streamlined user experience. We want a team member who strives to develop a first-class codebase using ReactJs best practices. As a React Developer, you will implement a complete user interface across our mobile and desktop web interfaces.

Job Location: Gurgaon/Noida

Experience: 2+ years  

Roles and Responsibilities

• Develop user interfaces with the latest frontend technologies
• Research, analyze, and develop product features of increasingly complex nature
• Code tested and documented JavaScript, HTML, PUG and CSS
• Make design and technical decisions for ReactJs projects.
• Develop application code and unit testing in the ReactJs with REST APIs
• Ensure high performance of all systems developed

Skills and Qualifications

• 2+ years experience with ReactJs
• Strong expertise with HTML, CSS, and writing cross-browser compatible code.
• Experienced in Typescript is a plus
• Familiarity with testing frameworks (Ex. Enzyme)
• Experience in building highly reusable and decoupled components
• Experience in State management Libraries like Redux, mobx
• Critical thinking and problem-solving skills
• Good time-management skills
• Great interpersonal and communication skills

We're looking for developers who are interested in solving problems. We like people who are willing to work across the technology spectrum. 

An example of a typical problem would be a product feature that requires UI/UX (Typescript/React/HTML/SCSS), server changes (Java/Scala/R), and database changes (MySQL).

You will own some or all of a product/feature. You will also mentor others, read and review code, maintain code, deploy code, tune the performance of systems, as required.

Requirements :

- We're looking for 4 years or more of relevant work experience. That being said, if you think you have the necessary skills to make the number irrelevant then do talk to us

- Proficiency in Java, JavaScript, and sufficient knowledge of database concepts to write efficient queries

- Working experience in one or more of React, Redux, Typescript, and associated tools such as Webpack, Grunt, Gulp etc.

- Working experience in HTML, (S)CSS

- Working experience writing unit/functional/integration tests

- Knowledge of Java 8 features such as streams and lambdas is a plus

- Knowledge of REST concepts and design is a plus

- Knowledge of ES6 features/syntax is a plus

- Knowledge of functional programming concepts is a plus

- Knowledge of build/deploy tools such as Ant, Maven, Gradle, Ansible, Chef, Puppet etc. is a plus

- Knowledge of one or more scripting languages such as Awk, Bash, Perl, Python, Rubyetc. is a plus

- Ability to use modern IDEs such as VSCode, IntelliJ IDEA, Eclipse etc. is a plus

- Knowledge of container technologies such as Docker, Kubernetes, etc. is a plus

Bonus Points :

- For product experience. We're a product company. Talk to us if you have worked on software products

- For startup experience. Have you worked in a any startups? We're always looking for people who have startup experience

- If you've developed and deployed any software for your own, or others- use

- If you've contributed to open source projects

- If you've spoken at developer conferences, published articles in tech websites, published podcasts

- If you communicate well. Do you blog? Can you explain ideas clearly and succinctly? Can you answer questions in short, clear sentences?

- If you have technical certifications such as AWS, Docker, Redhat etc.

- If you're self taught. Have you learned other programming languages, technologies etc. on your own? Share the details of the courses you took online, for instance.

- For deep knowledge in one or more areas. We like people who dig down, understand concepts in detail

- If your code/work is out there in public. We'd love to see what you've developed and deployed to the external world