


Mastree's engineering team is working towards building a data science engine that enables students to learn in a way they understand the best. We believe in delivering learning experiences through engagement. The product is designed with countless embedded interactive information pieces to help the students imbibe the concepts better. At Mastree we take pride in being a part of the product that holds the potential to revolutionise the education process.
We are looking for folks who are passionate about creating interaction rich interfaces. Creative individuals who believe in the power of visuals.
Responsibilities:
- Creating visual elements that users see and interact within our web platform.
- This makes your role crucial for the success of the product.
- Working closely with the design, product management and development teams to create elegant, usable, responsive and interactive interfaces across multiple devices.
- Ensuring that the application is optimised both in terms of technology and in delivering the best educational content.
- Building web platform for our live tutoring platform
- Creating interactive learning activities for K12 students and work on our upcoming products
Requirements:
- You are an avid programmer
- You have great grasp of fundamentals of JavaScript and ES modules, new ECMASCRIPT concepts
- You have experience in ReactJS web app development
- You are an exceptional problem solver, with attention to details.
Brownie Points:
- Good HTML and CSS skills
- Experience in React-Native app development
- Ability to work in small teams and wear multiple hats

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We are looking for a skilled React Native Developer to join our mobile development team. You will be responsible for building performant, maintainable, and responsive mobile applications for iOS and Android platforms using React Native.
Key Responsibilities:
- Develop cross-platform mobile applications using React Native and JavaScript
- Translate designs from Figma or other specs into responsive UI using Flexbox, StyleSheet, and semantic components like View, Text, and Image
- Work with APIs using fetch, async/await, and implement robust error handling
- Use React Hooks (useState, useEffect, useRef, etc.) and manage component state and lifecycles effectively
- Optimize performance using FlatList, SectionList, useMemo, useCallback, and memo
- Handle accessibility, dark mode, safe areas, notches, and orientation changes
- Implement animations using Animated API and LayoutAnimation
- Use tools like React DevTools, Flipper, and Chrome DevTools for debugging and performance profiling
- Integrate third-party libraries, native modules, or write custom native bridges as needed
- Handle OTA updates, app size optimizations, and splash screens for both platforms
- Set up automated testing using tools like Detox or Appium
- Integrate and manage analytics (Firebase, Mixpanel), Crashlytics, and logging
- Write clean, modular, and reusable code following patterns like atomic design or MVVM

Experience: 2 to 4 years
CTC Offered: Upto 15lpa
Job Description:
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Knowledge of REACT tools React Components designing, React-Bootstrap.
- Experience with user interface design.
- Experience with responsive and adaptive design.
- Understanding of SEO principles.
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.
Interview Process:
- Personal interview with Sr. Manager (Technical Round)
- Personal Interview with HOD (Technical + Behavioural)

What you'll do:
· Perform complex application programming activities with an emphasis on mobile development: Angular, ionic, Node, TypeScript, JavaScript, Apache Cordova, RESTful APIs and more
· Assist in the definition of system architecture and detailed solution design that are scalable and extensible
· Collaborate with Product Owners, Designers, and other engineers on different permutations to find the best solution possible
· Own the quality of code and do your own testing. Automate feature testing and contribute UI testing framework
· Become a subject matter expert for our mobile applications
· Deliver amazing solutions to production that knock everyone’s socks off
· Mentor junior developers on the team
What we’re looking for:
· Amazing technical instincts. You know how to evaluate and choose the right technology and approach for the job. You have stories you could share about what problem you thought you were solving at first, but through testing and iteration, came to solve a much bigger and better problem that resulted in positive outcomes all-around.
· A love for learning. Technology is continually evolving around us, and you want to keep up to date to ensure we are using the right tech at the right time.
· A love for working in ambiguity—and making sense of it. You can take in a lot of disparate information and find common themes, recommend clear paths forward and iterate along the way. You don’t form an opinion and sell it as if it’s gospel; this is all about being flexible, agile, dependable, and responsive in the face of many moving parts.
· Confidence, not ego. You have an ability to collaborate with others and see all sides of the coin to come to the best solution for everyone.
· Flexible and willing to accept change in priorities, as necessary
Preferred Qualifications:
· Proficient with Apache Cordova framework
· Built or maintained custom Cordova plugin
· Demonstrable knowledge of native coding background in iOS
· Understanding of Apple certificate and profile management
· Experience developing and deploying applications within Kubernetes based containers
· Experience in Agile and SCRUM development techniques


Work with development teams and product managers to ideate software solutions
Design client-side architecture
Build the front-end of applications through appealing visual design
Develop and manage well-functioning applications
Write effective APIs when needed
Test software to ensure responsiveness and efficiency
Troubleshoot, debug and upgrade software
Create secure applications
Build features and applications with a mobile responsive design
Write technical documentation
Work with analysts to improve software
Requirements and skills
Proven experience as a Full Stack Developer or similar role
Experience developing desktop and mobile applications
Familiarity with common stacks
Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, jQuery, Reactjs, Nextjs, Bootstrap)
Familiarity back-end languages/ stack (e.g. Javascript, Python) and JavaScript frameworks (e.g. Angular, React, Node.js)
Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
Excellent communication and teamwork skills
Great attention to detail
Organizational skills

Job Description :
We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.
Responsibilities :
- 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 :
* Proficient understanding of web markup, including HTML5, CSS3.
* Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS.
* Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery.
* Good understanding of asynchronous request handling, partial page updates, and AJAX.
* Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image.
* Familiarity with tools such as Gimp or Photoshop is a plus.
* Proficient understanding of cross-browser compatibility issues and ways to work around them.
* Proficient understanding of code versioning tools, such as Git / Bitbucket.
* Good understanding of SEO principles and ensuring that application will adhere to them.


We are looking for an excellent experienced person in the Frontend Development field. As a frontend developer, you will be closely working with our team to ensure the system consistency and improve your experience.
Responsibilities:
• 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 the back-end.
• Collaborate with other team members and stakeholders
• Collaborate well with team and data implementation specialists to design and create advanced, elegant and efficient systems.
Requirements:
• Proficient understanding of web markup, including HTML5, CSS3, ReactJS, Nodejs
• Responsive and Mobile Design
• Cross-Browser Development
• Problem Solving Skill
• Basic understanding of server-side CSS pre-processing platforms
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Good understanding of (Depending on the specific case, a developer should have the knowledge of advanced JavaScript libraries and frameworks, such as ReactJS, NodeJS and PHP)
Primary Skills:
• Ability to improve the performance of the website for both mobile and desktop.
• Come up with efficient, modular and scalable solutions for business and technical problems.
• Break projects into simpler granular tasks, estimate effort required and identify dependencies.
• Write efficient and readable code leveraging on a good understanding of object-oriented principles and design patterns.
• Follow release cycles and commitment to deadlines.
Yes, We are allowing working from home for most of the profiles and maintaining all precautions in the office also.
- 3 to 5 years of experience in UI Development and hands on experience on Angular2 or Angular 2+, Node etc.
- Exposure to cross browser compatibility issues, SCSS as the CSS macro-processor, sprites etc.
- Experience with Jira, SVN, Git will be added advantage
- Passionate and eager to learn new technologies
- Intimately knowledgeable about all things web and mobile
- Demo able portfolio on website or GitHub will be given preference
- Must have knowledge on Java script, jQuery, ECMAScript
- Strong proficiency in JavaScript (ES6) or TypeScript
- Familiarities with modern JavaScript tools, like npm and webpack
- Excellent technical design, problem solving and debugging skills.
- Experience building JavaScript/CSS Frameworks or shared component libraries used in large scale production websites.
- Understands frontend software design patterns (e.g. asynchronicity, data binding, modules, objects, promises).
- Knowledge of professional software engineering practices & best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
- Working with MVVM, MVP, MVC patterns
Requirements
- Convert design to Angular 5 components
- Use SCSS as the CSS macroprocessor
- Integrate the Angular services with APIs from the backend team
- Implement UI development best practices to write optimized and non-buggy code
- Work in Agile environment with sprint releases ranging from 2 to 4 weeks
- Feasibility study of requirement and suggest multiple approaches for a problem after sufficient RnD
- Keep abreast with trending recent UI tools, technologies, plugins and software in the industry
- “Roll-up your sleeves” attitude to get things done
- Test your screens using a tool for all browsers and resolution compatibility
- Handle and track tasks assigned using Agile methodology
- Strong commitment towards quality and schedule.
- Cross team coordination
Your role and our tech stack
Reporting to the founder, you will be expected to develop, deploy and oversee the execution of the tech strategy, product road-map and operations to ensure alignment with our businesses goals as we grow and scale. You will play a key part in the organisation's success, taking the current MVP and developing it further to move the company through to early stage funding and into profit.
Quesst's is built using React.js [Frontend], Node.js [Backend], PostgreSQL [DB], Amazon EC2 [Application Hosting], Amazon S3 [Media Storage Service], and Amazon SES [Email Sending Service]. You will be responsible for implementing full-stack features and collaborate with other team members to plan each sprint. You’ll be working across the entire system architecture and be responsible for designing, implementing and maintaining restful APIs, micro-services and databases.


