- Leads a project end-to-end and collaborates across functions. Drives planning, estimation and execution.
- Understands requirements well and comes up with efficient design
- Develops complex, well backed and bug-free products. Estimates accurately.
- Takes well-reasoned tech decisions keeping in mind goals and trade-offs
- Becomes a go-to person in more than one area. Provide technical mentoring to team
- Communicates clearly, gets clarifications and establishes expectations for all parties
- Helps establish SDLC best practices and high standards of code quality
- Demonstrates excellent problem solving & debugging skills
- Proactively identifies and resolves issues in requirements, design and code
- Perform peer code reviews and help us all get better.

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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.
Required Qualifications:
- Bachelor’s or Master’s degree in Electronics Engineering, Computer Engineering, Computer Science, or a related field.
- 5+ years of experience in developing test frameworks and automation for Android-based infotainment systems.
- Minimum 2+ years of C++ development experience with exposure to Android’s HAL.
- Proficiency in programming languages such as Java, C++, and Python.
- 1+ years of experience in Android application development.
- Strong understanding of Android Automotive System and Android Framework.
- In-depth knowledge of different Android components, including Services, Activities, Broadcast Receivers, and Content Providers.
- Strong understanding of embedded systems architecture and RTOS concepts.
- Familiarity with hardware interfaces such as I2C, SPI, UART, CAN, etc.
- Experience with version control systems (e.g., Git), CI/CD tools (e.g., Jenkins, GitLab CI), and project management tools (e.g., JIRA).
- Excellent problem-solving and debugging skills.
- Mentoring skills to support and guide less experienced team members.
- Excellent communication skills for effective interaction with stakeholders and clients.
● You need to be excited about the problem that we are trying to solve
● 4+ years of experience building applications in Native Android
(JAVA/Kotlin)
● Build pixel-perfect, buttery smooth UIs across both mobile platforms.
● Strong Js fundamentals - You should be able to contribute partially to
our existing React Native development as well
● Ability to give clarity and communicate well with the team, including
Product, Backend and Dev-Ops (if and when needed)
● Ability to use profiling tools well, getting to root causes of bugs fast
● Ability to pick and work on adjacent technologies if and when
required (Eg: If the best performance monitoring solution needs a
basic firebase setup, that should not be a blocker for you to go ahead
and do so)
● Maintain code and write automated tests to ensure the product is of
the highest quality.
● Reach out to the open-source community to encourage and help
implement mission-critical software fixes
● You need to be comfortable working in a remote environment (Good
internet connection and availability on phone is needed)
● Deep understanding of android architecture
● Understanding of inter app communication
● System design thinking
Good to have:
● Experience with React Native or similar Hybrid Frameworks
● Experience in Test Driven Development
● Ability to tell Product what creates better User Experience, ability to
tell backend what API responses will help the user get a faster load
time
● Inquisitiveness to understand the system as a whole, and not only be
stuck to your domain of expertise (Eg: Asking questions like why does
this particular response take so much time as compared to others,
and brainstorming with the backend engineer on how to improve on
it)
Perks:
● Competitive Salary
● Health insurance for you and your family
● Work timings - You are the master of your time. However, with great
freedom comes great responsibility. If you have committed
something to the team, we expect that you will give it your best to
make sure that commitment is done and is done on time
● Leave policy - Take a leave whenever for whatever reason you want.
No questions asked!
● Work remotely
Your Key Responsibilities
● You’ll be taking full ownership of end-to-end app development along with maintaining our accounts on Play Stores and App Store.
● Defining the architecture for the App and maintaining it with industry standards.
● Improving app performance along with an amazing customer experience.
● Working closely with the product team to create a useful application for the customers.
● Prototyping new features and exploring technological solutions to deliver an amazing experience.
● Leverage native APIs for deep integrations.
● Maintain code and write automated tests to ensure the product is of the highest quality.
Recommended skills
● 3+ years of experience of working with React Native.
● Experience with Native Android/IOS native is a plus.
● Experience with automated testing suites.
TechUnity is looking for iOS Developers responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers.
**
Responsibilities and Duties
Design and build applications for the iOS 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
A commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential
Required Experience, Skills and Qualifications
Skills:
Proficient with Objective-C or Swift and Cocoa Touch
Experience with iOS frameworks such as Core Data, Core Animation, etc.
Experience with offline storage, threading, and performance tuning
Familiarity with RESTful APIs to connect iOS applications to back-end services
Knowledge of other web technologies and UI/UX standards
Understanding of Apple’s design principles and interface guidelines
Knowledge of low-level C-based libraries is preferred
Familiarity with cloud message APIs and push notifications
Knack for benchmarking and optimization
Proficient understanding of code versioning tools
We are looking for an enthusiastic iOS Developer Intern who is skilled in Swift and passionate about building iOS apps from the ground up.
Skills Required
1. Product Design and Development Skills
- iOS (Swift)
- Firebase - firestore
- Cloud functions
2. Design skills
Recreate Figma design in Swift
3. Testing Skills
Test the feasibility and viability of the App.
Roles and Responsibilities
- Developing creative solutions and features in an iterative environment to meet the current product needs.
- Collaborating with a team to define, develop, and ship new features.
-
Optimizing components and creating docs, unit, scenario, integration sanity test, etc. if required
About Us:
Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.
Hiring Process:
- Apply for your CV and past work to be reviewed.
- Receive a telephonic interview or assessment upon filling the final step form.
- Receive offer letter if selected.
Hiring Duration:
Our hiring process takes less than 24 hours from the time you receive the Final Step form.
Validity: Up to Dec 2023
- Apply soon, the earliest applicant would be preferred over the late applicants.
Must have technical skills:
- The candidate will possess strong low-level programming skills for building native applications for the following tech stacks:
iOS Platform: XCode, Swift5
Android Platform: Android Studio 3.5, Android Marshmallow, API Level 23 and above, Colin
- Experienced with API Integration.
- Knowledge of application development processes, DevOps, and Agile methodologies
- Knowledge and Experience in Microsoft Azure Cloud will be a plus.
- Working knowledge of SQL queries and use cases
Soft Skills
Good communication skills, quick learner, and ability to work under pressure
Team player with the ability to establish close working relationships with other teams
Should have good logical, analytical & problem-solving skills.
Sportz Interactive (SI) works with its clients and partners to revolutionize the sports fan experience across consumption points by creating best-in-class, kickass products. SI was founded in 2002 as a B2B sports content business. Through the years, it gained immense reputation for its state-of-the-art hosted solutions, digital simulators, match centers and fantasy games. Sportz Interactive has a fantastic reputation in the online sports community, having worked with clients across the globe including the likes of The International Cricket Council, STAR Sports, Yahoo!, AOL, Eurosport, Castrol, Web 18, NDTV, Nimbus, Times of India, Rediff.com and Singtel amongst others.
Sportz Interactive provides in-depth sports information and content and specializes in product development for the web, mobile and other interactive platforms.
http://www.sportzinteractive.net/">www.sportzinteractive.net
Sportz Interactive is looking for a skilled Developer with 2+ years of experience in mobile application development for iOS.
Location : Goregaon east, Mumbai
Primary Responsibilities:
- Work closely with the core team to come up with new features and implementing them
- Work on new products and services and provide support to existing applications
- Integrate REST services into mobile applications and familiar with App localization technique
The ideal candidate must possess the following skills:
Functional: Swift, Xcode, Networking, Data Structures, GIT & JIRA, GCD, Core Data, OOPS, Design Patterns.
Mandatory: Passionate about sports, Problem-solving, Team player, Target & Result oriented
Additionally, the candidate must demonstrate good communication skills and an understanding of sports.










