React Native

About the Role

We are looking for a Senior Mobile & Full Stack Engineer with 5–8 years of experience whocan build high-quality mobile applications for iOS and Android while also contributing to enterprise-grade web applications, backend systems, and databases.

This role is ideal for a product-minded engineer who enjoys working across the stack and is comfortable contributing to multiple products and AI-driven systems. Our engineering culture emphasizes ownership, adaptability, and end-to-end problem solving over strict

role silos.

Key Responsibilities

● Design, develop, and maintain mobile applications for iOS and Android . React Native focused app development. Flutter, Native experience will be an added advantage.

● Collaborate on full-stack enterprise web applications, including frontend, backend, anddatabase layers.

● Build and integrate backend services, APIs, and AI/ML-powered agents into applications.

● Participate in system design discussions and contribute to scalable, secure architectures.

● Work closely with product managers, designers, and AI teams to deliver end-to-end solutions.

● Write clean, maintainable, and well-tested code across platforms.

● Review code, mentor team members, and promote engineering best practices.

● Troubleshoot production issues and optimize application performance.

Required Technical Skills

● 5–8 years of professional software development experience.

● Strong experience in mobile application development for both iOS and Android.

● Hands-on experience with cross-platform frameworks such as React Native .

● Experience with native iOS (Swift) and/or Android (Kotlin/Java) is a plus.

● Solid experience in backend development using Node.js, Python, Java, or similar technologies.

● Strong understanding of RESTful APIs and/or GraphQL.

● Good understanding of relational and NoSQL databases (PostgreSQL, MySQL, MongoDB, etc.).

● Experience with enterprise web application development.

● Familiarity with cloud platforms such as AWS, GCP, or Azure.

● Working knowledge of CI/CD pipelines, Git, and modern DevOps practices.

AI & System Mindset

Experience working with AI-powered systems is a strong plus. Candidates should be comfortable integrating AI agents, third-party APIs, and automation workflows into applications, and should demonstrate curiosity and adaptability toward emerging AI technologies.

Soft Skills & Attributes

● Strong ownership mindset with the ability to work independently.

● Comfortable working across multiple products and technology stacks.

● Excellent problem-solving and analytical skills.

● Clear communication and collaboration skills.

● Ability to thrive in fast-moving, ambiguous environments.

Education

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Responsibilities :

- You will be responsible for designing, implementing, developing, testing, and supporting the tagging solutions on our products to deliver accurate and scalable marketing data. Below are few pointers of routine

-You will be responsible for implementing digital tagging for data capture to track digital marketing efforts to determine brand and campaign effectiveness

-You will develop and modify JavaScript code to execute web analytics best practices

-You collaborate & do thorough research to ensure implementation requirements were met

-You validate and debug implementations using GTM debugger

-You should able to perform app analytics, debugging skill , issue resolutions in app.

-You should have knowledge of Firebase or any other app Analytics tool.

-You should able to perform mobile application testing.

-You demonstrate an understanding, and proactivity in seeking new & innovative solutions for implementing code to capture the desired metrics and solve business problems.

-You keep up to date with competitor information, tools, best practices and market trends; identifying business opportunities for organisations.

Job Requirenments :

- Knowledge of Google Tag Manager and Google Analytics is plus

-Proficiency in HTML, JavaScript, and jQuery

-Understanding of 1 or more debugger tools (Preferred chrome console, Alternatives: charles, chrome plugin debugger tools, etc)

-Highly analytical qualities with strong technical, strategic, and problem-solving skills

-Candidates who knows Android/iOS will be preferred

-Excellent communication

• Minimum 3yrs of exp in building React native apps for android and iOS
• Solid understanding of iOS and Android ecosystems.
• Must have worked on hardware integration with the apps.
• Understanding of various navigation models in mobile apps
• Good at debugging, testing, performance optimization.
• Interpersonal skills: good team player, ready to take challenges ability to deliver in a fast-paced environment.

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon, both in regards to estimates and to the general process.
• Ability to identify with the goals of FullStack clients and dedicate yourself to delivering on the commitments you and your team make to them.
• An understanding of React Native best practices and a commitment to following them.
• Ability to work through new and difficult React Native issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of React Native applications.
• A positive mindset and can-do attitude.
• 2+ years of professional experience working with React Native.
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TUBR is working on Innovating Crowd Management on public transport. We are building the state of the art Time series Machine Learning Models to predict the crowds in public transport.

Job Description

We are looking for a React Native developer on a Full time contract basis, who is interested in building performant mobile app on both the iOS and Android platforms aligned with strong Agile Development methodologies. You will be responsible for building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

- Build pixel-perfect, buttery smooth UIs across both mobile platforms

- Leverage APIs for deep integrations with both platforms.

- Diagnose and fix bugs and performance bottlenecks for performance that feels native

- Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things

- Maintain code and write automated tests to ensure the product is of the highest quality

Skills

- Work as part of a small team to build React Native iOS / Android application

- 2+ years of experience in React Native development.

- Firm grasp of the JavaScript language and its nuances, including ES6+ syntax

- Ability to write well-documented, clean Javascript code

- Rock solid at working with third-party dependencies and debugging dependency conflicts

- Familiarity with native build tools, like XCode, Gradle, Android Studio

- Understanding of REST APIs, the document request model, and offline storage

- Experience with automated testing suites.

- Bachelor’s degree in Computer Science or related fields

- We are looking for a someone who is happy to work in a team or solo but must be confident working independently. (The team will be available to support but pairing won’t always be an option)