Senior Android Developer - Remote

About HighLevel

HighLevel is a cloud-based, all-in-one white-label marketing and sales platform built for marketing agencies, entrepreneurs, and businesses. We support a global community of 2M+ businesses, helping them streamline operations, drive growth, and achieve their goals.

Our platform operates at massive scale—processing 15B+ API hits and 2.5B+ message events daily, managing 470TB of data across five databases, running 250+ microservices, and supporting over 1M domain names.

About the Role:

We're looking for a seasoned Senior Mobile Engineer (Flutter) who has built and scaled real-world mobile products and understands the craft behind delivering fast, reliable, and user-centric experiences. At HighLevel, you'll help shape a mobile platform used by hundreds of thousands of users across small and medium businesses, working on core feature development, cross-platform abstractions, performance optimizations, and our WYSIWYG mobile app customizer for white-label apps.

This role is ideal for an engineer who goes beyond implementation — someone who understands how mobile systems behave under the hood, cares deeply about performance and resource efficiency, and brings strong product intuition to every decision. You'll collaborate with product, design, and backend teams, guiding both what we build and how we build it. If you enjoy solving complex technical challenges, thinking like a product engineer, and influencing systems at scale, this is the place to make meaningful impact.

Qualifications

• Experienced in building and scaling production-grade Flutter applications with deep knowledge of rendering, widget lifecycle, state management, concurrency, and performance tuning.
• Strong native expertise in Android (Kotlin/Java) or iOS (Swift), including comfort with platform APIs, debugging tools, and architectural patterns.
• Proven ability to optimize for memory usage, CPU load, battery efficiency, networking, and storage to deliver smooth and resource-efficient mobile apps.
• Strong understanding of concurrency models (isolates, async/await, streams, coroutines, GCD) and ability to build responsive and resilient systems.
• Comfortable working with reactive architectures.
• Ability to design clear abstractions, write maintainable and idiomatic code, and consistently improve the codebase.
• Familiarity with other cross-platform technologies (React Native) or exposure to web/backend systems (Node/NestJS, Go, etc.) is a strong plus.
• Strong communication skills and a product-engineering mindset, with the ability to understand customer needs, challenge assumptions, and shape solutions.
• Collaborative approach with experience in Git, CI/CD workflows, code reviews, and cross-functional teamwork.

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 develop Native Mobile Applications.
• Should have worked on SQLite, Retrofit, Firebase etc.
• Must have knowledge working on Hybrid Applications.
• Additional advantage if worked of frameworks like React Native, Flutter etc.
• Advantage having working knowledge of Kotlin.
• Certification done is an additional advantage.
• Even candidate should have very good debugging skills.
• Clear about Object Oriented Programming Concepts.
• Must have knowledge of working with api's and working with databases.

• Ability to work independently and take ownership of the project.
• Should be capable to work in a team.
• Must have strong communication skills.
• Should be enthusiasts and able to take challenge

We are looking for passionate engineers and developers who are excited to be part of this mission and wanting to prove themselves and ready to take up the challenge to enhance the social world experience.

Responsibilities :

⦁ Develop our mobile app using Google's Flutter development framework with modular approach and clean code.

⦁ Write efficient Dart code.

⦁ Integrate API.

⦁ Brainstorm the ideas about new features with the team.

⦁ Closely work with the team to bring out cutting edge mobile experience.

⦁ Maintain source code using Git.

⦁ Focus on understanding customers' requirements and translating those needs from product specifications into functional, production-ready code.

Requirements :

⦁ Deep knowledge and Experience in Flutter and Dart (At Least an year).

⦁ Experience building and deploying a moderately complex Flutter app.

⦁ Knowledge of State Management Patterns(Bloc or Provider).

⦁ Familiarity with Design systems.

⦁ Familiarity with RESTful APIs.

⦁ Knowledge of modern authorization mechanisms.

⦁ Strong understanding of Dart, its quirks, and workarounds.

⦁ Good understanding of asynchronous request handling and partial page updates.

⦁ Knowledge of advanced Flutter Concepts like factory constructor, spread operators.

⦁ Proficient understanding of cross-platform compatibility.

⦁ Proficient understanding of code versioning tools such as Git.

⦁ Good understanding of UI rendering behavior and performance.

⦁ Experience in creating animations in Flutter.

⦁ Knowledge of Location Services, Maps, and other common Android/IOS libraries.

Good to have:

⦁ Experience of programming in Android and iOS is a big plus.

⦁ Experience in publishing Flutter apps on the Play Store and Apple App Store is a plus.

⦁ Data Modelling and Knowledge of Domain Driven Design is good to have.

Are you ready for the challenge?

Let's grow together!

What you’ll be doing:

• You’ll design and architect new features on Mobile Application development.
• You’ll be involved all aspects of development, playing a critical role in design, planning, development and deployment.
• You'll Develop robust, quick prototypes for proof-of concept features / application based on briefs.
• You’ll coordinate with all lines of business to delivery an entire piece of a system or application.
• Write clean, simple and well-tested code

Who are you?

You are a team-player who collaborates with developers, designers, testers and product manager to create an amazing user experience. You have experience with all aspects of the production software lifecycle. You have good interpersonal skills and feel comfortable coordinating efforts across teams. You are a fast learner, with an eye for detail, strong problem-solving and debugging skills.

What you’ll bring to the table:

• Your extensive knowledge in Data structures, Algorithms, ORM and Design Patterns.
• You’ll bring extensive experience in mobile development along with the best practices as per language (Android) guidelines.
• Your ability to thrive in complexity and a strong desire to collaborate with colleagues to deliver projects.
• If you have work experience in a Consumer Product/E-Commerce company, we’ll like you even more.

We are looking for a Sr. React Native Developer to help design and develop a new mobile application.

Roles and Responsibilities
1. Developing high-quality JavaScript code for the application.
2. Working closely with design and technology teams to gather requirements and formulate solutions.
3. Coordinating with back-end team to establish JSON-based APIs.
4. Deploying and managing application on Google Play Store & App Store.
5. Optimizing application for maximum speed, performance, and compatibility.
6. Making recommendations to address UI/UX issues.
7. Providing assistance to QA to ensure the app is properly tested and QAd.

Desired Candidate Profile
1. Bachelor's Degree or higher in Computer Science or related field.
2. Strong experience working with React Native on production apps, with knowledge of existing standards and best practices.
3. Strong experience in JavaScript, and Redux.
4. Experience with version control tools (GIT).
5. Experience with responsive design/implementation.
6. Familiarity with REST APIs.
7. Experience with common front-end development tools such as Babel, Web pack, NPM, etc.

Bonus

Knowledge in any or all of any or all of Swift, Objective-C, Java, and Kotlin is a big plus.