Flutter Developer

Job Title: Senior Android Developer / Lead Engineer (Java | Kotlin | Android)

Experience Required

• 10+ years of overall software development experience
• Strong hands-on expertise in Java, Kotlin, and Android development

Role Overview

We are seeking a highly experienced Senior Android Engineer with deep expertise in Android OS internals, system-level development, and strong hands-on coding ability. The role demands strong technical leadership, architectural thinking, and the ability to design and build scalable, high-performance Android applications with system-level integrations.

This is a hands-on technical role (not people management) with focus on architecture, design, and complex problem solving.

Key Responsibilities

1. Android Application Development

• Design, develop, and maintain advanced Android applications using Java and Kotlin
• Write clean, efficient, and maintainable code with strong adherence to OOP principles
• Participate in hands-on coding, debugging, and code reviews

2. Android Framework & System-Level Development

• Work with Android OS-level APIs including:
• Services
• Binder IPC
• AIDL
• System services
• Understand and implement system-level integrations

3. Low-Level & Hardware Interaction

• Exposure to Kernel / Hardware Abstraction Layer (HAL)
• Work on device-level integrations such as:
• Sensors
• Bluetooth
• Other hardware peripherals

4. Performance & Stability Engineering

• Identify and resolve performance issues including:
• ANR (Application Not Responding)
• Memory leaks and optimization
• Ensure application stability and efficient resource usage

5. Concurrency & Multithreading

• Build robust multi-threaded applications
• Strong understanding of:
• Concurrency models
• Synchronization mechanisms
• Thread safety and race condition handling

6. System Design & Architecture

• Design scalable, modular, and maintainable Android applications
• Define architecture patterns and enforce best practices
• Contribute to system-level design decisions

7. Technical Leadership (Hands-on)

• Provide technical direction and mentorship to engineering team members
• Guide design and implementation decisions
• Conduct architecture and code reviews
• Remain actively involved in coding and technical problem solving

Preferred / Good to Have

• Exposure to IoT domain
• Exposure to HVAC systems or related embedded domains

Must-Have Skills Summary

• 10+ years Android development experience
• Strong Java, Kotlin, Android expertise
• Deep knowledge of Android internals and system APIs
• Strong OOP and coding skills (coding assessment required)
• Experience with performance tuning and memory management
• Strong understanding of multithreading and concurrency
• System design and architecture expertise
• Hands-on technical leadership

We are seeking a skilled Flutter Developer with a strong command of Dart, REST API integration, and UI/UX enhancements. The ideal candidate will have experience with redesigning UI components to improve the user experience while leveraging MVM and MVVM architectural patterns.Additionally, a knowledge of Java, JSP, Servlets, AJAX, SOAP, and REST APIs will be considered a plus. Familiarity with SVN for version control management and production-level deployment is also essential.

Responsibilities:

Develop, maintain, and enhance mobile applications for iOS and Android using Flutter.

Collaborate with design teams to redesign UI components for improved usability, aesthetics, and performance.

Implement responsive design practices to ensure a seamless user experience across various devices and screen sizes.

Integrate REST APIs and ensure smooth communication between mobile apps and backend services.

Apply MVM and MVVM architectural patterns for scalable, maintainable app development.

Collaborate with backend teams for API integration and optimize app data handling.T

roubleshoot, debug, and resolve issues related to performance, UI bugs, and API interactions.

Manage version control processes using SVN, including handling code branches, merges, and revisions.

Set up CI/CD pipelines for streamlined testing, building, and deployment processes.

Oversee production-level deployment, including Google Play and App Store submissions.Write unit and widget tests to ensure stability and reliability.

Stay updated on the latest Flutter, Dart, and mobile development trends.

Required Skills:

Proficiency in Dart programming and experience building mobile applications using Flutter.

Strong experience in UI/UX design and redesigning UI components for improved user experience and performance.

In-depth knowledge of MVM and MVVM architectural patterns for scalable and maintainable Flutter apps.

Strong experience with REST API integration, including handling JSON data in Flutter applications.

Familiarity with state management solutions such as Provider, Riverpod, or Bloc etc.

Experience using SVN for version control management, including handling branches, merges, and revisions.

Solid understanding of unit testing and widget testing in Flutter.Knowledge of CI/CD tools and practices for efficient app testing and deployment.

Experience with production-level deployment processes for App Store and Google Play submissions.

Preferred Qualifications (Plus Points):

Java development experience, particularly in building backend services.

Knowledge of JSP, Servlets,AJAX and web application development.

Familiarity with SOAP and REST APIs for integrating backend services with mobile apps.

Experience with cloud services such as Firebase, or Google Cloud Console for backend integration.

Understanding of mobile app authentication (OAuth, JWT) and API security practices.

Familiarity with native Android/iOS code and experience working with Flutter plugins.

Strong understanding of mobile app performance optimization and debugging techniques.

Education & Experience:

Bachelor’s Degree from IIT, DTU, BITS in any Engineering field (required).

Preference for an additional MBA degree from a top business school.3-7 years of experience in Flutter development, with a strong focus on UI enhancements, version control management, REST API integration, and SVN.

Additional experience with Java, JSP, Servlets, AJAX, SOAP, and REST APIs will be highly regarded.

Job Types: Full-time, Permanent

Benefits:

• Paid sick time
• Paid time off
• Provident Fund

Daily Doc Technologies LLC https://dailydoc.io was conceived to innovate and bring cutting edge technology in medicine. Our mission is to make patient care more efficient, effortless and minimise medical errors. We focus on bringing useful IT solutions in medicine.

With advancements in technology, communication in healthcare can be made seamless and effortless. Lack of effective communication is one of the main causes of medical errors and unwanted outcomes. Daily Doc Healthcare App brings the technology in today's complex medical environment to give healthcare providers tools needed to have effortless, reliable and secure communication. Designed by doctors and nurses, we strive to make our platform better every day. Honesty and Integrity are our core values. We strive to innovate in healthcare to bring about positive meaningful changes in peoples lives.

Preferred Experience:

• 2+ years of experience working with mobile development.
• At least 1 to 2 years experience in Flutter Development.
• Should have knowledge about chat applications and technologies like Socket.io and Websockets are highly preferred.
• Deployed at least 3 complete apps with REST APIs linked.
• Cross-platform mobile app developers who have developed mobile apps with familiarity with Flutter
• Have experience with Flutter for both iOS and Android. Knowledge of native technologies is a bonus. • Familiarity with linking RESTful APIs.
• Knowledge of modern authorisation mechanisms, such as JSON Web Token.
• Ability to understand business requirements and translate them into technical requirements.
• Firebase Auth, Dart, Bloc, Cubit, MVC, Socket.io, Websockets, Providers, Network Callm Web Support, Offline Apps, Local Storage (or Sqflite), Google Maps API, Google Material Design are the preferred tech stack.
• Know how to deal with different screen sizes.
• Experience with version control such as Git and GitHub.
• Native android requirements like Kotlin, XML, Android Life Cycle, crash reporting tools and usage tracking tools are a bonus

Responsibilities

• Design and Build sophisticated and highly scalable apps using Flutter.
• Translate and build the designs into high quality responsive UI code.
• Write efficient queries for core Data.
• Resolve any problems existing in the system and suggest and add new features in the complete system.

• Follow the best practices while developing the app.
• Document the project and code efficiently.
• Manage the code and project on Git in order to keep in sync with other team members and managers.
• Knowledge of different state management libraries like BloC, GetX,

About the company

Founded in - 2018
Website https://dailydoc.io
Total Employes- 5

Job Types: Full-time, Permanent

Salary: ₹300,000.00 - ₹1,000,000.00 per year

Speak with the employer
96-99-56-97-85

• 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

• 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, and emerging technologies
• Solid understanding of the full mobile development life cycle.

• 2-5 years of experience in the Android ecosystem
• knowledge UPI based apps
• Payment Gatway 
• Solid understanding of Android SDK and Android architecture
• Strong OOPs fundamentals, Java, XML, JSON, Web Services, SQLite databases
• Proficient with developing optimized UI for different android versions and devices
• You should have released a few apps on the play store or at least have a working prototype of something which you are proud of
• You love to write beautiful code
• Strong analytical and troubleshooting skills
• You are resourceful, innovative, and inventive
• You have experience writing unit tests
•  

About us:

Zapit aims to be a multi-platform single app solution for universal payments using blockchain technology. Our goal is to spread economic freedom by pushing the boundaries of p2p payments by introducing non-custodial decentralised financial services.

We are looking to build smart contracts that can be deployed for real world use cases such as insurances, loans and other useful decentralised financial products. We are also working towards building an economy where concepts like company shares, gift cards, discount coupons, loyalty points and more can be tokenised including NFTs in the form of art, music, gaming items, event tickets, design concepts and more.

Responsibilities:

• Collaborate with designers to develop a visually appealing, responsive & optimised app for mobile, web & desktop platforms.
• Use Flutter framework to develop great user experiences with effective workflows.
• Build reusable code and robust libraries of UI components.
• Write clean, maintainable and documented code with solid test coverage.
• Participate in the product roadmap discussions.
• Design, develop, test, deploy, maintain, scale and improve code base.
• Implement methods to understand user interaction and engagement on the product through metrics.

Requirements:

• Minimum experience of 1.5 years in Dart/Flutter development with a good knowledge of native Android & iOS development.
• Good understanding of Data Structures and Algorithms.
• Passionate and opinionated about beautiful design with an eye for detail.
• Should be updated with latest front end technologies and trends.
• Proficient knowledge of cross-browser compatibility issues and handle graceful degradation.
• Should have delivered multiple products.
• Interest in building things from scratch.
• Willingness and affinity to learn.
• Excellent communication skills.
• Self-motivated, work well independently or as part of the team.

Our Stack:

We tend to work with Javascript, Typescript, Dart, Flutter, gRPC, Express.js, Heroku, NodeJS, MongoDB, AWS, Solidity, Bitcoin Script.

Good-to-Have:

• Open Source contributions.
• Interest in Cryptocurrency/Payments space.
• Familiar with Git and GitHub/GitLab

Incentives:

• Equity in the company
• Get to work in a distributed team.
• Handsome pay. (Competitive)
• Fast opportunities for personal and professional learning and growth, tons of autonomy and responsibility, results-driven environment, international team, exposure to a wide array of ecosystems and trailblazing technology, flexible work hours.

Please include something beautiful you’ve implemented in the past if possible!

If you have examples of a project where you iterated after learning new things from potential users, please talk about that!