
We are looking for an experienced Senior UI Engineer who has a passion for building mission-critical software solutions. We are looking for engineers who are unafraid of learning new technologies.
You will report directly to the CTO.
What will you work on?
Implementation, testing & deployment of enterprise-grade frontend system of our core platform. You will be responsible for leading a team of other engineers in guiding them to build our marketplace.
Who we are looking for?
● We are looking for team members who can work with all levels of management and clearly express their ideas and progress.
● You'll need to dissect complex workflows and create enterprise-class software solutions that rely on your programming skills.
● We want a leader who has demonstrated the ability to identify and isolate problem areas within the entire application flow, investigate the underlying cause, and implement solutions.
● Minimum of a bachelor’s degree in Computer Science or a related field.
What you should know?
● 5+ years of UI programming experience with advanced HTML, JavaScript, CSS, Ajax
● 3+ years of experience developing responsive & clean frontend’s in Angular.
● Extensive experience in consuming & working with HTTP RESTful web services.
● 2+ years of professional experience with commonly used Front-End frameworks and libraries, such as: React, Angular, Redux and RxJS, Ember.js, Backbone.js, Knockout, require.js, Handlebars, Mustache, Underscore, etc.
● Must be familiar with CSS preprocessors like Sass and LESS.
● Solid understanding of UI design principles and experience bringing them to life
● Thorough understating of routing, dependency injection, modular components, data-binding strategies, reactive software, handling load at massive scale, testability, and other aspects of good FE application design principles
● Comfortable consuming visual designs in Figma, Sketch, Photoshop, or Illustrator for translation into markup.
What if you knew would be a plus?
● Experience with deploying systems to AWS other related servers.
● Experience with development methodologies like CI/CD, Agile, Git, Jenkins, Behavior-Driven Development (BDD)
● Experience with building scalable Data Visulatizations

Similar jobs
We are seeking a highly motivated Software Development Engineer with expertise in building scalable, extensible and user-friendly web applications. You will work with a fast paced Product Engineering team to build efficient and reusable web applications for mobile and fixed devices.
What you’ll do:
- Architect, Design, Code reviews and build scalable applications.
- You will be engaged in identifying and addressing performance bottlenecks, and collaborate with other team members to innovate current/new products.
- Identify, communicate and implement best practices for application engineering.
- Ensure high scalability and performance
- You will advocate for good, clean, well-documented and performing code; define and follow standards and best practices for front-end development.
We’d love for you to have:
- Experience: 1-3 yrs recent experience of working in a scalable web product firm
- Education: B.Tech/M.Tech in Computer Science from Top ranked colleges in India
- Excellent software development skills in developing web applications over client-side frameworks - Backbone, React (preferred) and/or angular frameworks (preferred); and server-side frameworks like node.js
- Excellent programming skills in object-oriented, modularised JavaScript, Typescript (preferred)
- Strong knowledge and working experience in server-side Event-driven programming using Node.js
- Excellent programming skills in Javascript, jQuery, AJAX, YUI.
- Passion for writing optimized code using JS best practices and design patterns
- Experience with JS or Java-based Unit/Integration Testing using Selenium, Appium, Selendroid
- Hands-on experience in building scalable web applications
- Excellent problem solving and debugging skills
- Good Knowledge of version control - GIT (preferred)
- Experience with the full software development lifecycle, design, develop, debug, document, and deliver (especially in a multiple site organization)
- Strong verbal and written communication skills
- Ability to deliver great results in an agile development
- Good to have: Working knowledge of web standards (i.e., REST) and OOPS
- Good to have: Experience in Data Structures, Algorithms and their optimization
Even if you don’t meet all of these qualifications above, we’d still love to hear from you. Tell us about your unique qualifications in your cover letter.
CaaStle is committed to equality of opportunity in employment. It has been and will continue to be the policy of CaaStle to provide full and equal employment opportunities to all employees and candidates for employment without regard to race, color, religion, national or ethnic origin, veteran status, age, sexual orientation, gender identity, or physical or mental disability. This policy applies to all terms, conditions and privileges of employment, such as those pertaining to training, transfer, promotion, compensation and recreational programs.
Candidate must have Experience with Language React, Angular,MobX, and SCSS .
Candidate should have Hands-on experience working with RDBMS
Candidate should have developed from scratch.
Candidate should be more stronger in Angular.
Candidate from service based companies will be preferred.
What we want to accomplish and why we need you?
Haptik is one of the world's largest Conversational AI companies, having reached over 500 + million devices, and processed over 5 billion+ conversations till date. Haptik has been at the forefront of the paradigm shift of interaction from clicks to conversations. We have built a robust set of technology and tools that can enable any kind of conversational application. With a 400+ member strong team that is set to double in the coming year, Haptik is truly poised to lead the Conversational AI revolution with some of the best minds in the industry.
We are a full-stack conversational AI company from building products to delivering bots for our clients. We are looking for a front-end engineer who can help us build the next generation of enterprise-grade conversational AI platform.
What will you do every day?
As a front-end tech lead you will be responsible for building the Haptik platform which is used by people across the globe. You will be working closely with the product, design and platform team on a day to day basis and be responsible for the look and feel of the product. While you know how to work hard, you also know how to have fun at work and make friends with your colleagues.
Ok, you're sold, but what are we looking for in the perfect candidate?
- Have a keen eye for detail and passionate about UI and UX
- Has worked with a team of FE engineers to set tech processes and standards.
- Has experience in mentoring junior engineers.
- Have a solid understanding of front-end technologies especially React
- Build, maintain and gate-keep the platform tools
- Work closely with the PM and designers to deliver high-quality features
- Work closely with the backend engineers to understand the Interkat Platform and build for scale
- High-level estimating and scoping/breaking down of tasks
- Document features to make them easily understandable to clients
- Participate in code reviews, automated and functional testing, and other aspects of our quality assurance process
- Use and promote standard good coding practices
- Fully participate in a scrum-based, agile development team
- Maintain up-to-date knowledge of technology standards, industry trends, emerging technologies, and software development best practices
- Work experience around optimizing build artifacts and performance monitoring
- Following security standards when using cookies/others to store user information etc.
Requirements :
- 5+ years of experience working on React.js
- Prior experience of leading/mentoring a team is a plus
- Knowledge of flux and redux
- Must have extensive experience working on Javascript, HTML, CSS, animations and UI/UX principles.
- Knowledge of backend technologies is a plus
- Good attention to detail, pixel perfect designs
- Bachelor's Degree in computer science or equivalent
- Good Communication skills
- Hustler with the passion for writing good code
- Team player
- Must have experience in working in an agile environment, exposure to tools like Jira would be an added benefit.
Requirements is such a strong word. We don't necessarily expect to find a candidate that has done everything listed, but you should be able to make a credible case that you've done most of it and are ready for the challenge of adding some new things to your resume.
Develop new user-facing features
Build reusable code and libraries for future use
Ensure the technical feasibility of UI/UX designs
Optimize application for maximum speed and scalability
Assure that all user input is validated before submitting to back-end
Collaborate with other team members and stakeholders
Skills and Qualifications
Proficient understanding of markup language like HTML to create user friendly web pages
Strong experience in React JS
Proficient understanding of JavaScript, CSS and jQuery
Good experience of React native, algorithm and data structure
Good understanding of asynchronous request handling, partial page updates, and AJAX
Proficient understanding of cross-browser compatibility issues and ways to work around them.
About the job:
It’s not just a job but an opportunity to grow.
We are looking for frontend engineers to join our team where their responsibility will be to build, evolve and maintain user interfaces in a highly technical and rewarding environment.
We're Looking For Someone Who:
- Has a thorough understanding of modern JavaScript.
- Has strong experience and knowledge of React.js
- Has good experience with HTML/CSS
- Has working experience with Typescript
- Is independent, curious and smart.
- Loves building beautiful, reusable interfaces and learning new skills, languages, and frameworks
- Likes being part of a healthy team with fun people working on worthy challenges
To us, it doesn’t matter if you’re not highly proficient in all of the requirements. If you’re good at React with experience in JS, an unwavering learning attitude, a problem-solving mind, and an eye towards a higher career trajectory then we’ll be delighted to have you.
We will ensure that you have all the necessary tools and knowledge to work with the clients. And for this, we will provide the necessary tools to succeed with us and move forward leaps and bounds in your career.
Requirements:
- React.js: 2+ years of experience
- React Hooks: 2+ years of experience
- Javascript: 2+ years of experience (ES6+ recommended)
- HTML/CSS: 1+ years of experience(Knows ins/outs of CSS with responsive approach)
- GIT
- Redux
Nice to have:
- Node.js
- Material UI
- Mongo/SQL
Responsibilities and Duties
- Integrate front-end application with the application business layer.
- Stick to established coding standards and group procedures individually and in teams
- Develop a flexible and well-structured front-end architecture, along with the APIs to support it
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed and scalability
- Coordinate with Interface Design Architects for meeting accessibility standards at the code level
- Ensure design consistency with client's development standards and guidelines
- Design and build UIs on any server platform in a team environment
Responsibilities:
- Work on design and develop scalable solutions using efficient Design Patterns
- Adept in handling Non-functional requirements (performance etc.)
- Excellent aesthetic capability with UX designing and development experience
- Have a good understanding of all aspects of the application like rendering big datasets, fetching data using and authentication.
- Identify improvement areas within the application and work to implement the same
- Flexibility in adapting to team requirements
Requirements:
- Comprehensive knowledge of UX and responsive UI design with an emphasis on intuitive design
- Ability to write cross-browser and standards-compliant code that meets flexibility, scalability, and performance requirements
- Highly skilled at front-end engineering using a client-side technology stack including AngularJS, JQuery, HTML, CSS
- 5+ experience in Angular developing responsive Single Page application
- Experience working with REST API
- Experience working with JSON
- Experience with SVN/Git, Node.JS
- Knowledge of Agile and/or SCRUM methodologies
- Dedicated, self-driven and willing to take responsibility and ownership of the application
- Strong Problem identifying and solving ability and excellent communication skills
Job Type: Full Time, Onsite
As a Principal Web Engineer, we are on looking for a box thinker who can help us solve
real-time complex
problems. You need to help us in making our product more robust and scalable since
we are majorly working on B2B
segment. You should be a Seasoned Web Developer who has the capabilities to build
Web Apps from Scratch & work
with minimal supervision.
ROLES AND RESPONSIBILITIES
• Understand product requirements and features and translate them into technical
requirements (collaborate
• with technical product managers)
• Architect, design and develop modular and high-performing applications for
React/NextJS-based web-platform.
• Ensure code reviews are done every day by each team member and code quality is
maintained
• Work in an agile/Scrum environment to deliver high-quality software. Break down
complex projects/epics/epics/stories into achievable tasks for developers.
• Oversee work being produced by junior engineers and set suitable guidelines on
development methodologies.
• Be an approachable leader to mentor junior engineers and clarify their doubts.
• Leading a team of 7-8 developers, ensuring their growth and development, and
establishing smooth communication with them. Conduct regular one-on-ones.
• Constantly striving to improve the software development process and team
productivity.
CANDIDATE MUST HAVE
• Javascript
• React
• Design patterns Design
THE IDEAL CANDIDATE WILL HAVE
• About 7+ year's professional experience in web development.
• Must have worked in a startup, built applications individually and saw the
commercially successful scale.
• Strong understanding of Javascript, React, Design patterns and Design
Principles
• Problem Solver: Ability to thoughtfully understand and decompose large
problems to define clean plans
• with the team. You do not hesitate to ask for help and help others.
Required Skills -
1) Redux
2) SDK / Websdk integration
3) Stripe Js
4) Auth2.0
5) Axios
6) worked on any live streaming app/ video calling using react js
preferable( zoom calling / Twilio video calling integration / webrtc)
Basics of React:
1) components in React
2) JSX
3) Virtual DOM vs Real DOM
4) Diff b/w ES5 and ES6
5) How React is diff from Angular
6) Reducer










