React Native Developer

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

Key Responsibilities

• Develop and implement user-centric features on web platforms to enhance overall experience and usability.
• Collaborate with designers, backend engineers, and product teams to deliver cohesive and scalable products.
• Solve diverse technical and integration challenges by building efficient solutions that connect with automation systems.
• Apply best practices to create reusable, testable, and maintainable components and frameworks.
• Optimize application performance and ensure responsive and adaptive design across multiple devices and browsers.

Qualifications

• Strong understanding of modern front-end development frameworks and architecture.
• Hands-on experience building interactive, high-performance web applications.
• Proficiency with:
• React, Redux, and TypeScript
• Build tools like Vite, CSS preprocessors such as Less/Sass
• Solid grasp of UI/UX principles, responsive design, and accessibility standards.
• Experience integrating front-end solutions with REST APIs or automation systems is a plus.
• Strong problem-solving skills and a collaborative mindset.

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.

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.

• 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

• 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 React JS, Redux, Styled Components.
  
• 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 as Gimp or Photoshop is a plus.

• Experience in developing large scale, highly available, complex front-end development using JavaScript, React.js and ReactNative.
• Strong knowledge in both web and mobile application development.
• Knowledge, skills, and experience to write detailed design documentation, and functional specifications for application development.
• Write well designed, efficient, reusable, and reliable code.
• Experience with popular React.js workflows (such as Flux or Redux).
• Work with other senior Developers to resolve/debug program errors.
• Knowledge and ability to apply OOD (Java, HTML, XML, Java Script, and Patterns) and impact to the application development process.
• Knowledge of Agile development methodologies (preferably Scrum).
• Knowledge of database design and data structure libraries,(e.g., Immutable.js).
• Developing new user-facing features using React.js.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Actively aid the consulting team in different phases of the project including problem definition, effort estimation, diagnosis, solution generation, design development and deployment.
• Experience with data structure libraries,(e.g, Immutable.js).
• Contributing to team meetings, troubleshooting development.
• Good understanding of HTML CSS and front-end design technologies.

• Ability to establish and maintain effective working relationships, supporting company leadership and other team members.
• Ability to manage multiple and changing priorities/tasks.
• Must like to continuously improve code, product and process.
• Must work with a strong professional and ownership mindset.
• Strong working experience in JavaScript, ReactNative and ReactJs is required.
• In-depth understanding of Javascript, the DOM, and relevant concepts.
• Proficiency in Typescript.
• Should have hands-on experience with testing libraries like jest & enzyme.
• Must be strong in logic and coding abilities.
• Strong analytical and problem-solving skills.
• Must be passionate and self-motivated.
• Excellent team player and good communication skills.

We are looking for a JavaScript developer who is proficient with React.js . Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

Requirements:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Thorough understanding of React.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of EcmaScript.
• Experience with data structure libraries (e. g., Immutable.js ).
• Knowledge of isomorphic React is a plus.
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end build pipelines and tools.
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

About Hop:

We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.

moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).

This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.

About Individual

Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.

The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.

Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.

General Skills

• 3-4 years of experience in Frontend development.
• Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
• Exposure to Behaviour Driven Development and experience in programming and testing.
• Excellent verbal and written communication skills.
• Good time management and organizational skills.
• Dependability
• Accountability and Ownership
• Right attitude and growth mindset
• Trust-worthiness
• Ability to embrace new technologies
• Ability to get work done
• Has good code reviewing skills for conformance.
• Has good software testing skills and good code writing skills.

Technical Skills

• Relevant work experience as a UI Developer. Proficient in JavaScript , ReactJS and/or React Native, Angular , JQuery Experience with HTML, CSS, Knowledge of web services and related technologies (REST) Experience with Web Services and API integration
• Candidate should have a stronghold on HTML & CSS
• Can understand and troubleshoot REST APIs calls
• Database administration and management of a hosting environment such as AWS.
• Knowledge of SASS & LESS will be a plus as well
• Sound understanding of relational and non-relational DB systems such as MySQL, Postgres, MongoDB etc.
• Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
• Experience with building and maintaining microservices.
• Experience with building and integrating the core system with external APIS.
• Good to have: Domain knowledge in the BFSI tech stack.

Day-to-Day Responsibilities 

1. Use JavaScript and cutting-edge JS frameworks to develop front end applications that follow industry-standard design patterns, development methodologies, and deployment models
2. Solve and articulate complex problems through application design, product development, and user experiences. 
3. Develop software used by people who are not software developers--ensure the exceptional software you create influences them to be exceptional professionals in their respective fields
4. Collaborate with other programmers and mentor junior engineers through the development process
5. Leverage the knowledge of your peers to better understand business trends, customer communities, and technology adoption patterns
6. Evolve your language skills in JavaScript by staying current with complementary programming languages, development methodologies, user interface design techniques, and database tools.