Senior Android Developer

Job Description: SDE – Mobile / Full-Stack Developer with IoT & AI Knowledge

Role: Software Development Engineer – Mobile / Full-Stack

Experience: Minimum 2 years

Work Mode: Work from Office

Employment Type: Full-time

About the Role

We are looking for an SDE with strong React Native mobile development experience, full-stack development knowledge, and a clear background in IoT-based systems.

The candidate should have hands-on experience working with mobile applications that interact with IoT devices, sensors, hardware systems, real-time device data, or cloud-based IoT platforms.

Knowledge of AI-based systems, AI integrations, automation workflows, LLMs, or AI-powered product features will be considered a strong advantage.

The ideal candidate should also have basic team-leading capability, ownership mindset, and the ability to manage technical execution with a small development team.

Key Responsibilities

• Develop and maintain mobile applications using React Native.
• Build scalable, reusable, and production-ready mobile app components.
• Integrate mobile applications with backend APIs, databases, and cloud services.
• Work on IoT-based integrations, including:
• Device-to-app communication
• Sensor data handling
• Real-time device monitoring
• MQTT / WebSocket-based communication
• Hardware-software interaction
• IoT dashboard or control system integration
• Collaborate with hardware, backend, frontend, AI, and product teams.
• Work on AI-enabled features where required, such as:
• AI-based automation
• Data analysis
• AI alerts or recommendations
• LLM/API integrations
• Smart monitoring or decision-support systems
• Lead small development tasks and guide junior developers.
• Review code, debug issues, and improve application performance.
• Participate in architecture planning and technical decision-making.
• Ensure proper documentation of mobile flows, APIs, IoT integrations, and system logic.

Required Skills

• Minimum 2 years of experience in React Native mobile development.
• Strong knowledge of JavaScript / TypeScript.
• Experience in mobile app development for Android and/or iOS.
• Hands-on exposure to IoT systems or IoT-enabled applications.
• Experience working with IoT device data, sensors, MQTT, BLE, Wi-Fi modules, embedded systems, or real-time hardware communication.
• Experience with REST APIs, WebSockets, and real-time data handling.
• Basic full-stack development knowledge using Node.js, Python, FastAPI, Express.js, or similar backend technologies.
• Database knowledge such as MongoDB, PostgreSQL, Firebase, or similar.
• Understanding of Git, debugging, deployment, and development workflows.
• Ability to lead tasks, coordinate with team members, and take ownership of delivery.

AI Knowledge — Strong Priority

Candidates with knowledge or experience in the following will be preferred:

• AI-powered applications
• LLM API integrations
• OpenAI / Gemini / Claude APIs
• AI automation workflows
• AI-based monitoring or analytics
• Computer vision or sensor-data intelligence
• Predictive alerts or recommendation systems
• AI agents or intelligent assistants
• Prompting and AI workflow design

Good to Have

• Experience with AWS IoT, Azure IoT, Google Cloud IoT, Firebase, or similar platforms.
• Experience with MQTT brokers, BLE, embedded hardware, Raspberry Pi, Arduino, ESP32, or similar devices.
• Native Android/iOS development knowledge.
• Experience building dashboards for IoT monitoring or device control.
• Prior experience in AI + IoT projects.
• Previous experience leading a small development team.

Candidate Expectations

• Must be comfortable working from office.
• Should have strong ownership and problem-solving ability.
• Should be able to work across mobile, backend, IoT, and AI-related modules.
• Should communicate clearly with both technical and non-technical teams.
• Should be disciplined with timelines, documentation, and reporting.
• Should be capable of guiding junior developers and coordinating execution.

Required Skills: Advanced Flutter & Dart Expertise, Scalable Mobile Architecture Design, Performance Optimization & Profiling, OTT & Media App Engineering, Code Quality, Leadership & Cross-Functional Collaboration

Criteria:

• 6+ years of total software development experience with minimum 3+ years in Flutter
• Product-based company experience is mandatory (B2C scale preferred)
• Proven ability to own end-to-end Flutter mobile architecture for high-scale apps
• Strong expertise in Dart, Flutter SDK internals, and advanced state management (Bloc / Riverpod / Provider)
• Hands-on experience with platform channels and native integrations (Android & iOS)
• Deep knowledge of performance optimization: app startup time, FPS, memory leaks, widget rebuilds, rendering pipeline
• Experience with profiling tools (Dart DevTools, Android Profiler, Xcode Instruments)
• Strong skills in offline-first architecture, caching layers, and API integrations
• Ability to optimize video playback, downloads, DRM, and OTT workflows
• Strong command of clean code, SOLID principles, and scalable mobile system design
• Experience reviewing code and mentoring engineers (Senior IC role)

Description

Role Overview

We are looking for an experienced Flutter SDE III who can take complete ownership of architecture, performance optimization, and app scalability for our OTT mobile applications. This is a senior individual contributor role requiring deep technical expertise and the ability to influence design decisions at a product level.

Key Responsibilities

1. Architecture & Design (High-Impact IC Role)

• Own the end-to-end architecture of company’s Flutter mobile applications.

• Design scalable, modular, testable app ecosystems aligned with OTT-specific performance constraints.

• Lead decisions around state management, navigation hierarchy, API structure, offline capabilities, and security.

2. Performance & Device Optimization

• Diagnose and resolve mobile performance bottlenecks, including:

  o App startup time, FPS drops, memory leaks.

  o Heating issues, over-rendering, and expensive widget rebuilds.

  o Battery optimization, efficient network calls, caching strategy.

• Run in-depth profiling using tools like Dart DevTools, Android Profiler, and Xcode Instruments.

3. OTT-Specific Engineering

• Optimize video playback workflows for low-latency streaming.

• Implement efficient background processes for downloads, DRM, content sync, and push notifications.

4. Product & User Experience Ownership

• Collaborate closely with Product, Backend, and Video Engineering teams.

• Convert business/product requirements into high-performance technical solutions.

• Ensure UI/UX consistency across platforms while maintaining performance budgets.

5. Code Quality & Leadership

• Write clean, extensible, and maintainable code with strong adherence to SOLID and reactive programming principles.

• Review code for mid-level and junior engineers; act as a mentor across teams.

• Establish engineering standards, internal frameworks, and reusable components for long-term scalability.

Required Skills & Experience

Technical Must-Haves

• 6+ years of total experience with 3+ years in Flutter for large-scale products.

• Mandatory product-based company background (B2C scale preferred).

• Strong expertise in:

  o Dart, Flutter SDK internals

  o Bloc, Riverpod, Provider, or other state management approaches

  o Custom animations, rendering pipeline, shader-based optimization

  o Platform channels (Android/iOS) and native integrations

  o API integration, caching layers, offline-first architecture

• Strong understanding of mobile system design, scalable architecture, and low-level performance engineering.

Good to Have

• Experience with video streaming apps, OTT platforms, or media-heavy applications.

• Understanding of analytics frameworks (Firebase, Segment, Mixpanel).

• Exposure to CI/CD pipelines, automated testing, and fastlane.

Personality & Mindset

• Product thinking, not just feature-building.

• Ownership-driven with strong ability to take strategic technical decisions.

• Comfortable working in a fast-paced 0→1 and scale-up environment.

Why Join company?

• Work on a high-growth OTT app with millions of users.

• Opportunity to own the core mobile experience end-to-end.

• Build impact-heavy features at scale with a lean, highly skilled engineering team.

Job Description

About:

Market network for digital creators. The platform provides a marketplace for YouTubers, twitch streamers, Instagrammers. It provides tools to creators to build their brand, business, and unlock new revenue streams while growing existing revenue streams.

Creators today find themselves at the mercy of social media platforms to get their content out in front of their fans. Its is a seed funded startup building a platform to encourage more creators to take full control of their growth, become self-sufficient, and not get exploited.Softwares have streamlined other industries to great benefit in the last 25 years. We think it’s inevitable that it will also happen in our ecosystem. In the last decade, we saw Shopify do that for e-commerce entrepreneurs and AngelList empower tech entrepreneurs. We want to do the same for media entrepreneurs. How do we plan on doing this? By helping creators globally to engage deeply with their fans and communities; monetize much earlier into their journeys of being successful independent businesses and empower them to effectively manage their business. The founding team of CreatorStack is a diverse mixture of seasoned technology entrepreneurs, musicians, content creators, and artists. We love solving problems. And we love solving them as a team. If you believe that chasing your creativity should be financially rewarding, then come join us.

Roles & Responsibilities:

• Work on a disruptive product that’s still in its early stages
• Be responsible for the development and maintenance of the CreatorStack mobile app aimed at iOS and Android
• Translate designs and wireframes into high-quality code
• Ensure the best possible performance, quality, and responsiveness of the CreatorStack app
• Mentor other engineers, define our technical culture and help to build a fast-growing team.

Must Have:

• Have experience in product development, architecture, and design for a 2 to 5 years
• Are proficient in Flutter language
• Have the ability to learn and look for ways to improve yourself and the processes around you
• Have strong knowledge of iOS and Android frameworks and the ability to deal with different screen sizes
• Are proficient with RESTful api's to connect mobile applications to back-end services
• Experience with storage, threading, and performance tuning
• The ability to mentor and support other team members by doing code reviews and applying your experience in process and technical leadership
• Experience working with agile team environments and if you are a self-starter, conscientious member of the team
• Good knowledge in pixel-perfect implementation of designs

Nice to have:

• If you have worked in a fast product-driven culture and have the ability to build an experience that solves users' problems - we like to work with team members who have a solid hold on product and design thinking
• If you have led teams in your past experiences
• If you also have experience in working with languages like React and Swift

Benefits :

• It is a market network platform for internet native digital content creators turns their passion into a profitable venture. Our products help them accelerate growth and increase direct monetization for creators around the globe