
Tatsam is a stealth mode, venture-backed mental healthcare company based in India.
We're redesigning mental health and wellness experiences for the modern day working professional, have raised angel round from top-tier investors, and signed some of the largest Indian enterprises and startups for the upcoming private beta launch… and we’re just getting started.
The startup is led by a team of CXOs who are serial entrepreneurs (YC alumni, IIT alumni, CXO in large enterprises). They are supported by a team of behavioral design experts, clinicians and counsellors with vast experience, and technologists on a mission to improve mental health and wellbeing for the modern day working professional.
RESPONSIBILITIES:
- Developing app using Flutter for both Android & iOS platforms.
- Writing quality code independently that is simple, reliable, and scalable.
- Evaluating and implementing out-of-the-box ideas for application development.
- Working with the team to manage, optimize, and customize multiple applications.
- Detecting and troubleshooting application issues.
REQUIREMENTS:
- Must have 2+ years of experience in native mobile development (Android / iOS).
- Must have 1+ years of experience in Flutter.Should have worked and successfully deployed apps using Flutter framework.
- Good knowledge of Flutter SDK & Dart programming language.
- Should have worked on mobile platforms like Android or iOS.
- Should have developed & worked with Flutter widgets for iOS & AndroidExperience with any of the state management solutions like Bloc, Provider, Mobx, etc.
- Mobile app architecture design and optimization.Extreme attention to detail and the ability to match the design as closely as possible.
- Ability to work closely with Product Managers, other development team members.
- Understanding of Functional Reactive Programming is a must.
- Comfortable with Test-Driven Development.
The Opportunity
You will enter a close group of exceptionally talented people who in the last 2-months have secured incredible investors, partners, clients and advocates. We will continue this momentum till our vision of being able to provide good mental health and wellbeing avenues for the modern day professionals is achieved. If we like each other and agree to partner in this journey, this has the potential of resulting in a compounded career and mental growth for you.

About Tatsam
About
Tatsam is a stealth mode, venture-backed mental healthcare company based in India. We're redesigning mental health and wellness experiences for the working professional. Our group of veteran health and wellbeing practitioners curate scientifically proven programs from a pool of thousands of years of established eastern and western health practices. The access and discovery is enabled through a digital platform to ensure that every end-client achieves a holistic plan for their personalised wellbeing.
We are using empathetic design to build technology which ensures that our senior practitioners curate and deliver personalised, progressive, at-the-point-of-need care experience. The startup is led by a team of CXOs who are serial entrepreneurs (YC alumni, IIT alumni, CXO in large enterprises). They are supported by a team of behavioral design experts, clinicians and counsellors with vast experience, and technologists on a mission to improve mental health and wellbeing for the modern day working professional.
Connect with the team
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Job Title : Senior Flutter Engineer
Experience : 4+ Years
Level : Senior Individual Contributor
Job Location : Surat / Ahmedabad (On-site)
Employment Type : Full-Time
About the Role :
We’re seeking a skilled Senior Flutter Engineer to lead end-to-end mobile app development — from architecture and performance to user experience.
Mandatory Skills :
Mobile : Flutter (Dart), Riverpod/Bloc, build_runner, Freezed
Backend : Django/DRF (REST), GraphQL (optional)
Services : Firebase, Crashlytics, Analytics
CI/CD : GitHub Actions, Fastlane, Codemagic, Bitrise
Key Responsibilities :
- Own and optimize Flutter app architecture, performance, and reliability.
- Deliver polished, high-quality features with strong UI/UX focus.
- Integrate securely with REST APIs, Firebase, and real-time data.
- Drive CI/CD, testing (unit/widget/integration), and coding standards.
- Mentor developers and lead code reviews.
- Collaborate with Product & Design to plan and deliver releases.
- Work with DevOps to improve build pipelines and reduce crash/ANR rates.
Required Qualifications :
- 4 to 7+ years in mobile development (3+ in Flutter & Dart).
- Strong in Riverpod/Bloc/Cubit, clean architecture & dependency injection.
- Expertise in performance profiling, async handling, and rendering.
- Experience deploying apps to Android & iOS stores.
- Solid grasp of REST APIs, caching, and offline-first design.
- Familiar with automated testing & CI/CD (GitHub Actions, Bitrise, Codemagic, Fastlane).
- Knowledge of app security, authentication (OAuth/JWT), and Firebase (Auth, FCM, Crashlytics, Analytics).
- Excellent collaboration, communication, and mentoring skills.
Nice to Have :
- Experience with GraphQL, WebSockets, or wearable integrations (Google Fit, HealthKit).
- Exposure to health-tech, food-tech, or recommender systems.
Lead Mobile Engineer - Android & iOS, AI-Native Healthcare Apps
📍 Location: Hyderabad, India
📍 Work Type: Full-Time | On-site / Hybrid
📍 Experience: 5–7 Years
Role Overview
Lead design, development, and delivery of mobile apps across Android and iOS. Own architecture, quality, and mobile engineering practice. Integrate Voice AI, conversational AI, and real-time features into patient-facing healthcare applications.
Key Responsibilities
Mobile Architecture & Delivery
• Lead architecture and development of native or cross-platform mobile apps (Android & iOS)
• Set technical direction, coding standards, and best practices for mobile
• Deliver performant, polished, accessible mobile experiences at scale
• Own app release process: app store submissions, versioning, mobile CI/CD
AI & Real-Time Integration
• Integrate Voice AI, conversational AI, and LLM-powered features into mobile
• Build real-time patient engagement experiences (streaming, push, WebSockets)
• Collaborate with backend, product, and design on cohesive AI experiences
Quality & SDLC
• Monitor app performance, crashes, and user feedback; drive continuous improvement
• Champion mobile SDLC practices: testing, CI/CD, code review, release management
• Leverage AI coding tools (Cursor, Copilot, Claude Code) to increase velocity
Leadership & Mentorship
• Mentor and guide mobile engineers; conduct technical reviews
• Own mobile engineering standards and drive architectural decisions
Requirements
• 5–7 years mobile development (Android & iOS)
• Strong native expertise: Kotlin/Java (Android) and/or Swift (iOS)
• OR cross-platform expertise: React Native or Flutter
• Proven mobile architecture and technical decision leadership
• Deep mobile performance, offline support, and security knowledge
• Full app release lifecycle and store guidelines experience
• Track record mentoring engineers and leading delivery
• API integration and mobile-backend communication expertise
• Strong ownership mindset and AI-first working style
Nice-to-Have
• AI/LLM or conversational AI features in mobile apps
• Video stack experience: streaming, recording, real-time communication (WebRTC)
• Real-time/streaming and push notification systems at scale
• Mobile open-source contributions or published apps at scale
• Healthcare technology or health-tech startup experience
Why this opportunity?
• Build infrastructure and products powering real-world healthcare AI
• Work with AI-native engineering teams using cutting-edge tools (Claude Code, Cursor, Copilot)
• Mission-driven impact — improve patient outcomes and save thousands of staff hours
• High ownership, rapid learning, and significant career upside
• Global collaboration across India and the US
• Seed-stage growth — scale from Seed to Series A alongside the team
Job Summary:
We are looking for a skilled and passionate Flutter Developer to join our development team. In this role, you will be responsible for designing and building cross-platform mobile applications for Android and iOS using the Flutter framework. The ideal candidate has a strong background in mobile app development, a keen eye for detail, and a drive to build seamless user experiences.
Key Responsibilities:
- Design and develop high-quality, scalable, and maintainable mobile applications using Flutter.
- Collaborate with product managers, UI/UX designers, and backend developers to deliver engaging and functional applications.
- Write clean, reusable, and efficient Dart code following best practices and design patterns.
- Integrate RESTful APIs, third-party libraries, and platform-specific features.
- Conduct unit testing and participate in code reviews to ensure high code quality.
- Troubleshoot and debug application issues and performance bottlenecks.
- Stay up-to-date with Flutter and mobile development trends, technologies, and best practices.
- Participate in Agile/Scrum development processes, including sprint planning and retrospectives.
•Should know about OOPS Concept, Core java, and basic Android
•Able to Design, Develop, Test & Implement an Android Application
•Basic knowledge of Javascript, Jquery gets a chance to work on React Native.
•Understanding of Linux/Ubuntu, Web servers, Cross Browser compatibility.
•Strong knowledge of UI development.
•Knowledge of 3rd party APIs implementation, while iOS & Android app development is good.
**
We are looking for an Android developer (Mobile developer) Experienced or Fresher with good skill & Having a good understanding of Android SDK. Basic understanding of mobile aggregation and tools.
• CI/CD tools
• Google’s Android design principles
• Android SDK.
• Unit-test code
• MongoDB, Elastic Search, DynamoDB, Redis
• AWS Amplify
REQUIREMENTS
• BS/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 one original Android app
• Experience with Android SDK
• 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,andemergingtechnologies
• Solid understanding of the full mobile development life cycle.
• Own architecture, design, development, and implementation of different
modules/features of the Application
• Be up to date with the latest trends in Mobile App/React Native ecosystem
• Bring in industry best practices
• Take ownership to drive an initiative to completion
• Discover opportunities for performance improvements
• Recommend ways to improve reliability, efficiency and code quality
• Focus on continuous delivery and reducing complexity
• Carry out code reviews and manage pull requests within the mobile application
development team
Requirements
• Overall 5+ years of experience in Mobile Application development
• At least 2+ year of hands-on experience in developing Mobile applications with
React Native
• B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
• Familiar with native build tools - XCode, Android studio, etc.
• Ability to write readable and maintainable JavaScript code
• Ability to build pixel-perfect user interfaces with smooth interactions
• Knowledge of Web technologies and concepts - HTML, CSS, REST APIs,
Caching, etc.
• Knowledge on Android and iOS fundamentals is a must
• Experience developing Android/iOS native applications using
Java/Kotlin/Swift/Objective C is a plus
• Mobile application development experience with Flutter/Ionic is a plus
- Mosaic Wellness is looking for an Android developer responsible for the development and maintenance of existing applications along with continuous integration of new features, who can take the ownership and work independently.
- 1.5+ years of experience in Kotlin is must
- Your primary focus will be development of Android applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure.
- Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.
- Integrate the design into high-quality code.
- Ensure the performance, quality, and responsiveness of an application.
- Identify and correct bottlenecks and fix bugs.
- Work along-side other developers working on a different platform for the Application. Therefore, commitment to collaborative problem solving, design implementation and creating a quality product is essential.
- Minimum 2+ years of experience in Android Application Development.
- Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes.
- Understanding of Android design principles and interface guidelines.
- Must have already deployed at least one app on PlayStore.
- Working knowledge of Web Services & REST (JSON) APIs, Websocket, Kotlin, Retrofit, SQLite, Google API Integration, Firebase.
- Familiarity with cloud message APIs and push notifications.
- Experience with third-party libraries and APIs.
- Strong mobile UI design and implementation experience.
- Experience with the E-commerce store app
- Understanding of code versioning tools.
- Positive attitude
- Good analytical skills
- Hungry for growth
- Problem solving
- Quick learner










