Lead Engineer - Frontend

Design, develop, and maintain scalable web applications using React.js.

Build and optimize Progressive Web Applications (PWAs) with offline capabilities, push notifications, and responsive design.

Implement mobile-first features and ensure cross-device compatibility.

Handle app packaging and distribution for various platforms (e.g., Android, iOS via PWA standards).

Collaborate with UI/UX designers and backend developers to deliver high-quality user experiences.

Design, build, and maintain a scalable component library to promote UI consistency and reusability across projects

Ensure cross-platform optimization and responsiveness of applications.

Optimize application performance and loading times.

Integrate APIs and manage state using modern tools (e.g., Redux, Context API).

Implement and manage push notifications and background sync features.

Advocate for and implement best practices in UI architecture, including modularity, theming, and performance optimization.

Stay up to date with the latest trends in Web development and PWA capabilities.

Hospitality services domain experience is a plus.

Strong problem-solving skills, with the ability to work independently and in a team.

Proficiency in Agile methodologies and software development best practices.

Experience with version control systems, particularly Git.

Avegen is a digital healthcare company empowering individuals to take control of their health and supporting healthcare professionals in delivering life-changing care. Avegen’s core product, HealthMachine®, is a cloud-hosted, next-generation digital healthcare engine for pioneers in digital healthcare, including healthcare providers and pharmaceutical companies, to deploy high-quality robust digital care solutions efficiently and effectively. We are ISO27001, ISO13485, and Cyber Essentials certified; and compliant with the NHS Data Protection Toolkit and GDPR.

Job Summary:

Senior Software Engineer will be responsible for developing, designing, and maintaining the core framework of mobile applications for our platform. This includes tasks such as creating and implementing new features, troubleshooting and debugging any issues, optimizing the performance of the app, collaborating with cross-functional teams, and staying current with the latest advancements in React Native and mobile app development. We are looking for exceptional candidates who have an in-depth understanding of React, JavaScript, and TypeScript, can create pixel-perfect UI, and are obsessed with creating the best experiences for end users.

Your responsibilities include:

1. Architect and build performant mobile applications on both iOS and Android platforms using React Native.
2. Work with managers to provide technical consultation and assist in defining the scope and sizing of work.
3. Maintain compliance with standards such as ISO 27001, ISO 13485, and Cyber Essentials that Avegen adheres to.
4. Lead configuration of our platform HealthMachine™ in line with functional specifications and development of platform modules with a focus on quality and performance.
5. Write well-documented, clean Javascript/TypeScript code to build reusable components in the platform.
6. Maintain code, write automated tests, and assist DevOps in CI/CD to ensure the product is of the highest quality.
7. Lead by example in best practices for software design and quality. You will stay current with tools and technologies to seek out the best needed for the job.
8. Train team members on software design principles and emerging technologies by taking regular engineering workshops.

Requirements:

1. Hands-on experience working in a product company developing consumer-facing mobile apps that are deployed and currently in use in production. He/she must have at least 3 mobile apps live in the Apple App Store/Google Play Store.
2. Proven ability to mentor junior engineers to realize a delivery goal.
3. Solid attention to detail, problem-solving, and analytical skills & excellent troubleshooting skills.
4. In-depth understanding of React and its ecosystem with the latest features.
5. Experience in writing modular, reusable custom JavaScript/TypeScript modules that scale well for high-volume applications.
6. Strong familiarity with native development tools such as Xcode and Android Studio.
7. A positive, “can do” attitude who isn’t afraid to lead the complex React Native implementations.
8. Experience in building mobile apps with intensive server communication (REST APIs, GraphQL, WebSockets, etc.).
9. Self-starter, able to work in a fast-paced, deadline-driven environment with multiple priorities.
10. Excellent command of version control systems like Git.
11. Working in Agile/SCRUM methodology, understanding of the application life cycle, and experience working on project management tools like Atlassian JIRA.
12. Good command of the Unix operating system and understanding of cloud computing platforms like AWS, GCP, Azure, etc.
13. Hands-on experience in database technologies including RDBMS and NoSQL and a firm grasp of data models and ER diagrams.
14. Open source contributions and experience developing your own React Native wrappers for native functionality is a plus.

Qualification:

BE/BTech/MS in Information Technology, Computer Science, or a related discipline.

• Work closely with design, product management, and development teams to create elegant, usable, responsive, and interactive interfaces across multiple devices.
• Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable content modules, and maintainability of the code.
• Implement UI development principles to ensure that the product client-side serves at scale.
• Review and optimize usage by monitoring key metrics and rectifying the issues proactively.
• An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.

• 3 to 6 years of relevant work experience as a web developer, UI developer, JavaScript expert, or frontend engineer
• Sound knowledge in JavaScript, ReactJS, HTML, CSS
• Familiar with UI layouts, SASS, bootstrap, and Material UI
• Experience debugging using popular JavaScript-based tools like Chrome Developer Console

• Knowledge of TDD frameworks mocha, chai, jest etc.
• Understanding of Typescript
• Understanding of ReactJS based frameworks like NextJS, Gatsby, etc.
• Understanding of REST API
• Passionate to create good design and usability

• Strong in Vue.js or React.js, HTML, HTML5, DOM(Document Object Model) concepts
•  Must know Nuxt.JS a Vue Framework.
• CSS3, SASS, SCSS, Bootstrap 4, Webpack, Box Modelling, Grid System
• Responsive Design, Cross browser/device development
• Strong knowledge of JavaScript
• OOJS - Object-oriented JavaScript

1.     Significant experience of working in front-end web development
2.     Extensive programming experience in HTML5, CSS3, SASS or LESS, and Bootstrap, Foundation or Materialize
3.     Angular Material, Chart Libraries(D3, Leaflet, Amchart etc).
4.     Solid understanding and development experience in Angular
5.     Experience with Typescript
6.     Experience with tools like Redux, Webpack, Angular CLI and/or Gulp
7.     Experience consuming REST APIs

About us:
Equal parts creative agency, engineering firm, and consultancy, Grappus has a reputation of doing things differently. We work with brands big and small, far and wide, helping them understand, prototype and deploy a broad range of custom tech. We value design and we cringe at bad UX. Each project is a clean slate, we don’t have frameworks, or any pre-made formulas. We’re not here to just grow big, make money and win awards. We’re here to crack the process of building truly innovative products from scratch. Products that make people say ‘damn’.

People at Grappus usually experience a highly accelerated career growth well beyond the narrow constraints of their ‘job description’. Here, the growth ladder is tailored to you. It operates exactly as fast as you can manage to grow. We think it's a waste when smart people are unable to make an impact. Our aim is to unleash your potential by giving you massive challenges and the freedom to solve them.

We’re in a fluid world, where we don’t know what technologies we’ll use next, or the projects we’ll work on. We’re actively searching for ways to shine a light on our blind spots, whether it is in the products we want to build, the problems we like to solve, or the company culture we try to create. That’s what makes life at Grappus so exciting. Grappus is an ongoing experiment and you are a part of it. We'll be a different company a few years from now because you are going to change it for the better. We can’t wait to see where you take us.

About the role:
We are seeking a Sr. Frontend Developer who has a knack for coming up with creative solutions to unique problems, planning development cycles and writing technical documentation while leading a team of developers. You can get in where needed to write clean, reusable, and performant code, with creative sensibilities to push projects towards perfection. You should have good time management skills and be able to work both autonomously and collaboratively with a cross-discipline team of product managers, strategists, UX designers, art directors, and developers. Most importantly, you have an eye for detail and the ability to make beautiful designs come to life through code.

What we’d like to see:
● Ability to write elegant and readable code
● Excellent problem solving skill and love technical challenges
● Lead a team of developers and showcase managerial skills
● Comfortable working in a team-oriented and collaborative environment
● Strong understanding of Agile and Lean software development processes and practices
● Stays plugged into emerging technologies/ industry trends and applies them proactively
● Knowledge of software best practices, like test driven development and continuous integration

Must have:
● BE/ B.Tech in Computer Science or a related field or equivalent practical experience
● Proven working experience in frontend programming for a minimum of 3 years
● Good understanding of frameworks like Bootstrap, Backbone, ReactJS, Redux and libraries like jQuery, LESS and Ajax
● Knowledge of performance testing frameworks including Mocha and Jest
● Experience with browser-based debugging and performance testing software
● Strong understanding of server-side scripting and Javascript frameworks, including jQuery
● Aggressive problem diagnosis and creative problem solving skills and client handling skills
● Ability to work and thrive in a fast-paced environment, learn rapidly and master diverse web technologies and techniques
● Experience with coaching and mentoring junior web developers
● Experience in working with a variety of external frameworks and libraries
● Proven experience integrating with, along with a deep understanding of, service-based Web APIs including REST and/or GraphQL
● Good knowledge of User Interface patterns and techniques to solve common UI problems

Nice to have:
● Familiarity and experience using a variety of architectural design patterns
● Personal projects or contributions to the open source community
● Knowledge of modern authorization mechanisms, such as JSON Web Token
● Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
● Strong organizational skills to juggle multiple tasks within the constraints of timelines
● Team player (those great personality types that people love to work with)
● Great communication skills

Why you’ll love it here:
(Besides working with our team with infinite charm)

● We have no fixed work timings or leave policy, you can take unlimited leaves and start your day whenever you want. (Just make sure others in your team don’t suffer)
● We don’t track these hours you put in or ask you to fill time sheets. We don’t believe in
micromanaging, if you’re struggling, ask for help. If someone else is, offer some support.
● We never mind if people make mistakes or screw up in any way, and offer full encouragement to help people learn fast by failing fast.
● We always encourage people to be completely candid, raise alarms, or log complaints
anonymously in our feedback tool, no matter how harsh.
● We are a ‘Work from Anywhere’ company, since passionate, driven people can work from
anywhere they want; their homes, or cafes, or mountains, or beaches, anywhere.
● We have a 15-day notice period. We want to build a place where people work willingly and passionately.

1.       Strong knowledge in Front end scripting like EJS, JavaScript, Jquery

2.       Proficiency with fundamental front-end languages such as HTML, CSS.

3.       Familiarity with JavaScript frameworks such as Angular JS, React, and Amber.

4.       Proficiency with server-side languages such as Python / Ruby / Java / PHP/ .Net

5.       Good Understand with database technology such as MySQL, Oracle, and MongoDB.

•  Lead the design and implementation of our new web-based user interface for our partner management service
  •    Work effectively with product management, UX designers and backend engineers
  •    Commit to deliver high quality, robust, and accessible user interface
  •    Follow software development best practices including writing unit tests and perform code reviews
  •    Build reusable components and libraries and optimize for maximum performance
  •    Provide production deployment support and troubleshooting

What you need to be ready: 

•  Minimum 3+ years of experience in UI Development
•  Thorough understanding of React.js and its core principles with minimum 2 years of experience
•  Prior experience in building customer facing web Application
  •    In-depth knowledge of HTML, Typescript/JavaScript, CSS/Sass, and related frameworks and libraries
  •    Thorough understanding of React.js and its core principles with minimum 2 years of experience
  •    Experience in Single Page Application architecture
  •    Proficient in writing tests using Jest, Mocha or any similar framework
  •    Strong computer science fundamentals in design, data structures, and problem solving
  •    Excellent troubleshooting skills