Senior iOS Developer

React Native Developer (Full-Time)

📍Work from Office – Malad, Mumbai

We are hiring a React Native Developer for Websites.co.in, a platform used by millions of businesses to create their websites in minutes. You will build and improve our mobile experience used by small business owners globally.

Your role:

• Build and maintain mobile apps using React Native
• Implement clean, reusable components and UI screens
• Integrate REST APIs and handle JSON data efficiently
• Work on app performance, loading speed, and smooth UX
• Debug issues, fix crashes, and improve app stability
• Collaborate with product, backend, and QA teams to ship features
• Participate in testing, code reviews, and release cycles

What we expect:

• Strong understanding of JavaScript and React Native basics
• Familiarity with navigation, state management, and component lifecycle
• Hands-on experience with APIs, third-party libraries, and async storage
• Knowledge of Git for version control
• Problem-solving mindset and ability to work independently
• Bonus: experience with Redux / Context API, Android or iOS builds, or publishing apps
• 0–3 years of experience (freshers with good projects can apply)

What you get:

• Real ownership on a live, large-scale SaaS product
• Fast-paced growth environment with hands-on learning
• Opportunity to grow into a core mobile or full-stack role

●      2+ Years of experience of Android native development with Java and Kotlin

●      Experience in Android Studio IDE and tools like Android Device Monitor, Logcat

●      Hands-on experience on MVVM architecture pattern

●      Solid experience/understanding of OOPS concepts and Design patterns.

●      Knowledge on cross platforms like Flutter, React Native is an added advantage

●      Thorough knowledge of Android APIs and platform capabilities (location-based capabilities within apps)

●      Experience with offline storage, threading, and performance tuning

●      Proven knowledge of Android UI design principals, patterns, and best practices

●      Experience with publishing applications on Google Play Store and app signing process

●      Expertise in payment gateway and social media integration

●      Proficient understanding of code versioning tools, such as Git

●      Familiarity with CI/CD

●      Provide technical leadership and functional help working closely with team members

●      Design, implement and maintain application within all phases of the software development life cycle (SDLC) on Microsoft Azure (or AWS)

●      Independently carry out the activities without much of guidance

●      Create, understand, and validate design and estimates and be able to justify them

●      Applies knowledge of principles and techniques to solve technical problems.

●      Works closely with other functions to understand customer needs and to develop product roadmaps.

●      Translate design and wireframes into high-quality mobile applications.

●      Strong troubleshooting and analytical skills and detail oriented

●      Comprehensive understanding of OOPS concepts, data structures, algorithms and product development techniques and theories

●      Should be able to design schema for enterprise level applications

●      Should be able to apply design patterns

●      Should be open to face new challenges and learn new technologies

●      Experience with debugging, performance profiling and optimization

We are looking for an enthusiastic Android Developer with a proven track record of building Android apps from the ground up.

1. Product Design and Development Skills

• Native Android (Java)
• Firebase - firestore
• Cloud functions

2. Design skills

• XML
• Recreate Figma design in XML

3. Testing Skills

Test the feasibility and viability of the App.

1. Turn an idea into a product.
2. Take complete ownership of the app and build the product end to end.
3. Own and manage the complete development cycle of the App.
4. Understanding the feature requirement and implementing the same.
5. Work directly with the company leadership.
6. Brainstorm ideas and designs with few of the finest minds in the industry.

Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

Our hiring process takes less than 24 hours from the time you receive the Final Step form.

Validity: Up to Dec 2023

- Apply soon, the earliest applicant would be preferred over the late applicants.

Our Mission

Mercari is a Japan-based company with the mission of “create value in a global marketplace where anyone can buy & sell.” Having continuously worked toward this goal since our founding in 2013, we are now transforming from a startup into a global player. While this transformation brings its own specific set of challenges, we believe that solving them one after another will allow us to fully achieve our mission. Are you interested in working together to take on these exciting challenges?

Our Culture

To achieve our mission at Mercari, our organization and each of our employees share the same values and perspectives. Our individual guidelines for action are defined by our three values: Go Bold, All for One, and Be a Pro. Our organization is also shaped by our four foundations: Sustainability, Diversity & Inclusion, Trust & Openness, and Well-being for Performance. Regardless of how big Mercari gets, the culture will remain essential to achieving our mission and something we want to preserve throughout our organization. We invite you to read the “Mercari Culture Doc,” which summarizes the behaviors and mindset shared by Mercari and its employees. We continue to build an environment where all of our members of diverse backgrounds are accepted and recognized, and where they can thrive while holding dear to Mercari’s culture.

Work Responsibilities

• Native Android app development for Mercari and group companies' apps
• The development environment is as follows.
• Development language: Kotlin
• Development environment: Android Studio
• Build tool: Gradle
• CI/CD： CircleCI
• Others: GitHub, Firebase, Slack, Figma, JIRA, Confluence

Minimum Requirements

• Shared understanding and belief in Mercari Group mission and values
• At least 3 years of experience developing native Android applications with Kotlin Developing, operating, making decisions when selecting technology, and continuous improvement of large-scale product codebases
• Ability to design and develop with performance and scalability in mind
• Extensive knowledge of object-oriented software development, networking, memory management, and software testing
• Good communication and interpersonal skills with the ability to collaborate with multiple stakeholders
• Familiarity with architecture frameworks like MVVM, MVP, declarative UI, or similar architectures

Preferred Requirements

• Experience using and installing Jetpack functions such as Android Architecture Components
• Understanding of UI development
• Familiarity with Agile methodologies like Scrum, Kanban, etc
• Experience in iOS or web development
• OSS contribution experience/familiarity with the OSS community
• Customer-centric product development in E-commerce/Fintech
• Working in multi-cultural and diverse teams
• Team Leadership experience

Working Conditions

Employment Status

Full-time

Office

Bangalore

• Hybrid Workstyle

Work Hours

• Full flextime (no core time)
• *Does not apply to all positions

• 4+ years of mobile software development (iOS & Android).
• Bachelor’s Degree in Computer Science, Engineering, or related field.
• Deep understanding and proficiency in building mobile apps from scratch using at least one mobile language (Swift, Java, Objective-C, etc.). Experience with multiple platforms is preferred.
• Desire and ability to expand expertise into additional mobile languages.
• Expertise in designing testable software and building large scale, complex applications.
• Self-motivated with strong problem-solving skills.
• Passionate about writing clean, well organized, and production-ready code.
• A portfolio of Apps or SDKs already built and in the App Store and Google Play.
• Desire to build a larger in-house team and manage a group of developers over time.
• Some management experience preferred.

• Strong working experience in IOS application development is a must. First-hand experience of native mobile apps using Swift must.
• Experience with Swift, RxSwift, Swift UI, Unit test.
• Strong system design and architecture skills - specifically for IOS. Curiosity to tinker around, explore new paradigms and strongest for continuous improvement. Strong problem-solving skills.
• Understanding of network connections, Rest API'sand scheduling. Strong knowledge about security standards (e.g. HTTPS) and privacy standards.
• Idea/experience of the unit and instrumentation testing in IOS. Optimizing app performance and memory consumption.
• Leveraging community libraries to efficiently complete development tasks.
• Debugging apps using simulators and related tooling.
• Persisting data for offline-first apps using databases such as Realm.
• Localizing apps to support multiple languages and regions, vernacular libraries and fonts.
• Familiar with Version control system such as GIT.