Ionic Developer

Senior Mobile App Developer (Android & iOS)

Location: Brookefield, Bangalore — Onsite

Engagement: Full-Time

Experience: 3+ Years

Job Description

We are seeking a highly skilled Senior Mobile App Developer/Consultant with strong hands-on experience in building, deploying, and maintaining mobile applications for both Android and iOS, with React Native as the primary development framework.

The ideal candidate must be proficient with React Native, Android Studio, Xcode, and the end-to-end iOS App Store deployment process. This is an onsite, full-time role suitable for professionals who can take ownership and deliver high-quality product-based mobile applications. Experience in product companies or the banking/fintech domain is a strong advantage.

Primary Tech Stack (Mandatory)

React Native (Primary Framework)

Android Studio (Java/Kotlin)

Xcode (Swift/Objective-C)

RESTful APIs & Integration Patterns

App Store & Play Store Deployment Processes

Key Responsibilities

Design, develop, and maintain mobile applications using React Native for both Android and iOS.

Work with native modules when required using Swift/Objective-C and Java/Kotlin.

Build and release iOS apps to the Apple App Store, including managing certificates and provisioning profiles.

Debug, troubleshoot, and enhance mobile applications.

Optimize app performance, stability, and responsiveness.

Collaborate with product, backend, and QA teams for smooth development workflows.

Apply best practices in UI/UX, security, and mobile architecture.

Prepare documentation and provide technical guidance as needed.

Required Skills & Qualifications

3+ years of hands-on mobile development experience.

Mandatory: Strong proficiency in React Native.

Hands-on experience with Android Studio and Xcode.

Expertise in Swift, Objective-C, Kotlin, or Java.

Proven experience in building and publishing iOS apps to the App Store.

Strong understanding of RESTful API integrations.

Good knowledge of mobile UI/UX principles.

Strong debugging and problem-solving abilities.

Ability to work independently and deliver within timelines.

Nice to Have

Experience with Flutter or native-only app development.

Product-based company experience.

Exposure to Banking / FinTech systems.

Understanding of App Store Optimization (ASO).

Work Details

Location: Brookefield, Bangalore (Onsite)

Working Days: Monday to Saturday (Alternate Saturdays Off)

Timings: 9:00 AM – 6:00 PM

Frameworks - Android, Kotlin

Core Java

Data structure

Sqlite, Rest API, Android UI development, API Integration 

Developing, releasing, and maintaining native Android Applications and oversee mobile application development efforts 

Deliver across the entire app life cycle, design, build, deploy, test, release to app stores, and support

Working directly with product and backend developers to conceptualize, build, test, and realize products

Work on bug fixing and improving application performance

Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Optimizing performance for the apps and keeping up to date on the latest industry trends in the mobile technologies

Requirement: -

• Managing a team of 3-4 engineers 
• Hands on experience in Web applications and Mobile applications.
• 2+ years of professional experience working with React Native.
• 4+ years of professional software development experience.
• Should have experience in React.js as well
• Experience working with Swift, Objective C, and Java a plus.
• Meaningful experience working on large, complex systems.
• Familiar with Agile development methodology
• Should have strong fundamentals in React Native
• Should be good at Languages React Native, iOS, Android mobile
• Should be well versed with mobile application architecture
• Ensure and apprise stakeholders of technical feasibility, effort, and impact of implementations.
• Interact with clients to understand requirements.
• Able to convert business requirements to sizable tasks for developers to implement.

• Should have 5+ hardcore experience in Android Mobile App development
• Proficient in Kotlin, Android SDK with Location tracking, Route map, Google Map/ Voice API Integration, Regional language support etc.
• Understanding of design patterns and mobile architecture using frameworks such as MVVM / MVC / MVP.
• Familiarity with RESTful APIs and integration and code versioning tools such as Git.
• Problem solver with good analytical skills.
• Passion to work in dynamic, start-up environment.
• Compensation best in the industry

• Translate product designs and features into high-quality code within project constraints through diligent planning and attention to detail.
• Design and develop efficient reusable components. Follow SDLC best practices by ensuring coding and testing standards.
• Take the lead to maintain and refactor code and remedy performance bottlenecks.
• Collaborate with different tech teams, product teams, and QA. Exhibit excellent teamwork and help achieve team goals. Keep key stakeholders informed about progress and problems; avoid surprises.
• Work to architect simple, reliable, and elegant applications. Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Identify and communicate improvements to development tools, processes & workflows. Contribute to a collaborative work environment and a culture of ownership.
• Participate in understanding problems for our specific target and finding solutions for them.

• Strong knowledge of Android design principles, patterns, and best practices.
  Good problem-solving skills and verse with OOPs fundamentals.
• Proficiency in Java, Kotlin, and a solid understanding of Android SDK and other components (MVP/MVVM, Architecture components, Jetpack, Dagger, RxJava, Coroutines, Data binding, Retrofit, etc).
• Knowledge of clean architecture and its implementation.
• Proficient with developing apps optimized for different android versions and devices of varying performance.
• Strong system design and architecture skills.
• Experience with multi-threading, memory management, databases.
• Experience in working with REST APIs, JSON, XML, etc.
• Experience/Knowledge of unit testing and integration testing.
• A knack for profiling, performance tuning, and optimization.
  Skills that will give you an edge
• Hands-on experience with supporting payments and integrating payment gateways
• Experience with progressive web apps, service workers
• Strong grasp over frontend unit and end-to-end testing frameworks

Job brief

We are looking for an Android Developer who possesses a passion for pushing mobile technologies to the limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile applications. Android programming works closely with other app development and technical teams.

Responsibility

Design and build advanced applications for the Android platform

Collaborate with cross-functional teams to define, design, and ship new features

Work with outside data sources and APIs

Unit-test code for robustness, including edge cases, usability, and general reliability

Work on bug fixing and improving application performance

Continuously discover, evaluate, and implement new technologies to maximize development efficiency

• Proven software development experience and Android skills development
•  Strong experience in Android app development 
• Experience with Android SDK and also android studio.
• Experience working with remote data via REST and JSON
• Strong command working on kotlin and nodejs.

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)