What you will be Doing
- Design and build applications for the Android platform
- Ensure the performance, quality, and responsiveness of applications
- Collaborate with a team to define, design, and ship new features
- Identify and correct bottlenecks and fix bugs
- Help maintain code quality, organization, and automatization
What you need
- Expertise with Java, XML, and Material Design
- Experience with offline storage, threading, and performance tuning
- Familiarity with RESTful APIs to connect Android applications to back-end services
- Experience with Firebase is a plus (FCM, analytics) - Understanding of Android’s design principles and interface guidelines
- Strong communication skills, get-things-done attitude, and empathy
- Strong sense of ownership, drive and obsessive attention to detail. - Comfortable with iterative development practices and code reviews
- Previous experience as part of a product-oriented team is a plus
Why you should consider this role seriously?
- We have an audacious vision of helping companies fight counterfeiting and managing their supply
chain more efficiently
- We have built a product and solved problems for some of the largest brands in the country and
tested platform at scale (With our tags present in over 50 Million products already). We have plans to
grow 10x in the next 1 year
- Ownership of key problems. Fast-paced environment
- We are a well-balanced team of experienced entrepreneurs and are backed by top investors across
India and the Silicon Valley (Venture Highway, Startup Buddy etc.) - Competitive market salary
- Opportunity to work directly with the CEO, COO, CTO of the company
- A chance to interact with top-notch executives from multiple industries
- Open vacation policy (and we really mean it!) - Open Pantry
- As a team, we love to travel :). An off-site every quarter

About O4S
About
Connect with the team
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Company Description
Amura Health is a cloud-based platform designed to help individuals overcome lifestyle and chronic health conditions. Our approach combines cutting-edge medical expertise with Natural Molecule Therapy (NMT) protocols to reverse chronic diseases and promote optimal health. Powered by evidence-based science, we provide innovative solutions that empower individuals to achieve lasting wellness.
Role Overview
We’re looking for a seasoned Mobile App Lead who has built, deployed, and scaled mobile applications, ideally in high-growth HealthTech or B2C platform environments. This is a hands-on leadership role, deal for someone who blends deep technical expertise with product thinking, execution excellence, and a strong sense of ownership.
You’ll define the mobile architecture, lead end-to-end development, and ensure the app can handle millions of users, real-time health data, and secure transactions with high performance, reliability, and empathy for user experience.
Key Responsibilities:
1. Technical Leadership & Architecture
● Lead from the front — architect, design, and guide development of our mobile apps (Android/iOS or cross-platform).
● Define scalable, modular architectures and engineering standards.
● Oversee CI/CD pipelines, release automation, and environment configurations.
2. 0→1 Execution & Product Ownership:
● Translate business and clinical workflows into intuitive mobile experiences.
● Partner with product, design, and backend teams to take concepts from idea to launch.
● Iterate rapidly based on feedback and analytics to deliver meaningful outcomes.
3. Scalability, Reliability & Quality:
● Build for scale — apps capable of handling high concurrency, real time sync, and large transaction volumes.
● Own release management, QA automation, and feature-flag rollouts to ensure seamless, bug-free updates.
● Champion app performance optimization, load handling, and crash free experience.
4. Security, Privacy & Compliance:
● Implement privacy-first design; ensure compliance with data protection standards.
● Champion accessibility (WCAG) and inclusivity in design.
● Manage consent flows, secure data storage, and encryption.
5. Growth, Retention & Observability:
● Collaborate with product and analytics teams to design engagement features personalization, notifications, and retention loops.
● Implement observability tools for performance and stability tracking.
● Establish incident response playbooks and dashboards for proactive issue resolution.
6. Collaboration & Cross-Functional Alignment:
● Partner with backend and data teams to define optimized APIs, caching, and data flow for efficient app performance.
● Work closely with AI/ML teams on personalized insights, predictive health features, and smart engagement models.
● Enable continuous collaboration with design, QA, and product for cohesive outcomes.
7. Mentorship & Team Building:
● Build and mentor a high-performing mobile engineering team.
● Drive code reviews, knowledge-sharing, and innovation culture.
● Foster technical excellence and accountability across the team.
What We’re Looking For
● 7 to 14 years of experience in mobile development, with 5+ years in technical leadership or architect roles.
● Proven record of building and launching mobile apps from scratch (0→1) in high-growth startups or consumer tech.
● Expertise in React Native, with strong understanding of native app lifecycles and performance tuning.
● Experience integrating APIs, Bluetooth devices, wearables, chat/video SDKs, and health data standards (FHIR, HL7).
● Familiarity with cloud platforms (AWS, Azure, GCP) and CI/CD for mobile apps.
● Strong command over app security, data encryption, and secure communication protocols.
● Excellent leadership, communication, and problem-solving skills.
Here are answers to some questions you may have
Where is your office?
Chennai (Velachery)
Work Model
Work from Office – because great stories are built in person!
Do you have an online presence?
https://amura.ai (we are @AmuraHealth on all social media)
For better insights:
https://drive.google.com/file/d/11UHgXqYc7XSJ3IAdFyEm-EurgOzqsmzA/view?usp=sharing
Skills Required:
● 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
Responsibilities:
● 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 experienced React Native Developer to join the team. The ideal candidate will have experience building and maintaining mobile applications for both IOS and Android.
Responsibilities:
1. Develop new features for existing mobile applications
2. Collaborate with cross-functional teams to define, design, and ship new features
3. Write clean, maintainable, and efficient code
4. Troubleshoot and debug applications
5. Ensure the performance, quality, and responsiveness of applications
6. Continuously discover, evaluate, and implement new technologies
Requirements:
1. Strong proficiency in JavaScript, including knowledge core principles
2. Experience with Redux and other state management libraries
3. Experience with mobile development (iOS or Android)
4. Experience with navigation libraries (e.g., React Navigation)
5. Strong understanding of the mobile app development lifecycle, including experience with the app store submission process
6. Strong communication skills and ability to work well in a team environment
What is the role?
We are looking for a hands-on Android Developer to join the mobile team for Empuls. The applicant must have Android software development skills, and a passion for delivering high-quality, rock-solid apps. Android programming works closely with other app development and technical teams.
Key Responsibilities
- Translate designs and wireframes into high-quality code.
- Design, build and maintain high performance, reusable, and reliable Java and Kotlin code
- Ensure the best possible performance, quality, and responsiveness of the application.
- Identify and correct bottlenecks and fix bugs.
- Help maintain code quality, organization, and automatization.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- Bachelor's degree or higher in Computer Science and a minimum of 4 years of Software Development experience.
- Knowledge of mobile automation and experience on platforms such as espresso.
- Knowledge of application profiling and performance monitoring tools such as Android profiler, AppDynamics, Dynatrace, etc.
- Excellent coding skills in an object-oriented language such as Java and Kotlin.
- Experience with offline storage, threading, and performance tuning
- Have published at least one original Android app.
- Understanding of Google's Android design principles and interface guidelines.
- Strong knowledge of Android UI design principles, patterns, and best practices.
- Implementing security and data protection.
- Integrating the design into high quality code.
- Ensuring the performance, quality, and responsiveness of application.
- Identifying and correcting bottlenecks and fix bugs.
- Unit-testing code for robustness, including edge cases, usability, and general reliability
- Working on bug fixing and improving application performance
What you need to have:
- Proficient in Mobile App development with full stack development capabilities.
- In-depth understanding of the entire web development process (design, development and deployment)
- Good knowledge on code signing, debugging tools and project configuration on Android.
- Sound knowledge of REST Standards
- Experience working with a relational database
- Nice To Have
- Strong algorithm/ data structures design and problem solving skills
- Experience with cloud environments like AWS is a plus.
- Soft Skills
- Must be able to work in a team.
- Must have good communication skills.
- Building and Designing advanced Android applications for the Android platform.
- Cross-functional team collaboration to design, define and ship new features.
- To use and work with outside APIs and data sources.
Qualifications
- 3+ years of experience specifically on MVVM architecture creating B2C applications.
- Should have developed at least 1 app from scratch.
- Good knowledge in Java
- Excellent debugging skills
- Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
- Experience and understanding of large and complex code bases and architectures
- Experience in API design, SDK architecture, and mobile software lifecycle development practices
- Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces
The Must-Haves
- Should have developed at least 1 app from scratch.
- Good knowledge in Java
- Excellent debugging skills
- Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
- Experience and understanding of large and complex code bases and architectures
- Experience in API design, SDK architecture, and mobile software lifecycle development practices
- Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces
- Strong CS fundamentals (with competencies in algorithms and data structures)
However, Most importantly, you will need to be very passionate about building products and will need to thrive in a startup environment.
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.
- 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
Requirements & Qualifications
- BE/MS degree in Computer Science, Engineering or a related subject
- Proven software development experience and Android skills development
- Proven working experience in Android app development and have published at least 5 original Android apps
- Experience with integrating various Android SDKs
- Knowledge of developing own Android SDKs for distribution to other developers
- Experience working with remote data via REST and JSON
- Experience with third-party libraries and APIs
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
Most important requirements and TLDR -
- Know how to build android applications and integrate APIs/SDKs
- Know how to create android SDKs
- Have built and launched atleast 5 android apps
- Ability to build complex apps on Android
We are looking for an Android developer who has hands-on experience in coding, building technology blocks, help answer choice of certain platform/tech over others, help the team visualize the product with the available resources and assets.
What you’ll do:
- Design, develop, and test functionality for the latest app design.
- Support the entire application lifecycle (concept, design, test, release, and support).
- Collaborate with cross-functional teams to define, design, and develop new features.
- Take requirements and specs from design to development and be the first line of quality assurance.
- Understand user requirements—these apps have to meet real-world scenarios.
- Support the Supersub Mobile application in its entirety, including working on bug fixes and improving application performance, reliability and stability.
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
What you bring:
- 3+ years of mobile software development experience.
- 3+ years of Kotlin Android development preferred.
- Solid Firebase & Firestore experience.
- Excellent decision-making skills with the ability to balance timeline vs features, while not sacrificing quality, and all within a fast-paced environment.
- Extensive knowledge in object-oriented software development, various architecture such as MVC/MVVM/MVP, multithreading, networking and memory management.
- Knowledge of standard Android libraries and frameworks.
- Strong analytical, prioritization, and troubleshooting skills.
- Excellent written and verbal communication skills.
- Advanced knowledge of Android SDK, including relevant frameworks, such as testing and mocking frameworks, REST clients, dependency injection, etc.
Hey
We are looking for freelance Android Developers for our new startup.
If you believe you are a developer who can follow all best practices and create quality apps, only then apply for this job.
We can allow you to work on your desired time frames each week, but we are strict about deadlines.
We expect you to be good at
- Managing rest services
- Managing cache and permanent storage
- Preparing pixel perfect UI which is compatible with all screen sizes (designs will be given)
- Daily pushing your code using Git
- Writing clean and understandable code
All the best!
• Build application logic & develop user-facing features in Kotlin and Java.
• Translate designs & wireframes into high-quality code.
• Build reusable components & front-end libraries for future use, as and wherever needed.
• Define front-end architecture, document, estimate scope, & deliver on time.
Candidate profile:
• At least 2 years of professional experience building native projects for Android.
• Have at least one live project.
• Practical knowledge of working with RESTful APIs, & version control tools such as git.
• Experience creating custom libraries.
• Proficiency in various software design patterns.
• Accountable & proactive communicator.
• Has worked in an agile or iterative environment. Can estimate scope & prioritize.
• Independent problem solver. Comfortable with ambiguity & fast pace start-up work culture.
Bonus points:
• If you have previous experience in node js and react
• If you have previous experience in building webrtc products







