Software developer

Position: iOS Developer (1 to 4 years)

Location: Marol, Andheri East, Mumbai

Company: Big Rattle Technologies Private Limited

Open for candidates from Mumbai only

Immediate Joiners only

We are looking for an iOS developer having 1 to 4 years of experience. You must have experience in delivering at least 3-4 projects on iOS as a part of your work profile.

Required Skills (more the better):

• Native iOS Application Development with SwiftUI, iOS SDK, Xcode, Cocoa Layer, Media Layer, Core Service Layer, Core OS Layer, iOS Frameworks, iOS Developer Tools, iOS programming, iOS Human Interface.
• Experience with iOS frameworks such as Core Data, Core Animation, Core Graphics, and Core Text
• Familiarity with RESTful APIs to connect iOS applications to back-end services.
• Experience with third-party libraries and APIs (e.g., Alamofire, Firebase, etc.).
• Deployment/ publishing apps in Apple App Store.

Good to have Skills:

• Understanding of Objective-C.
• Knowledge of mobile security and secure coding practices.
• Hybrid mobile application development using Flutter.

Additional Skills:

• Versioning tools such as Git, Bit Bucket, and concepts like branching
• DevOps: Knowledge of operating systems, hosting and deployment on cloud platforms like Amazon Web Services, Google Cloud, Azure etc will be added advantage

Responsibilities will include:

• Developing applications for iPhone and iPad
• Reviewing new releases, SDKs and updates in the mobile space
• Writing clean, well-designed code
• Debugging code and fixing bugs
• Ensuring code quality and security by following industry standards
• Managing code repositories and deploying builds
• Contributing to all phases of the development lifecycle
• Participating in team meetings and client meetings/ calls
• Learning new technologies

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or related field.

Why should you join Big Rattle?

Big Rattle Technologies specializes in AI/ ML Products and Solutions as well as Mobile and Web Application Development. Our clients include Fortune 500 companies. Over the past 13 years, we have delivered multiple projects for international and Indian clients from various industries like FMCG, Banking and Finance, Automobiles, Ecommerce, etc. We also specialise in Product Development for our clients.

Big Rattle Technologies Private Limited is ISO 27001:2022 certified and CyberGRX certified.

What We Offer:

• Opportunity to work on diverse projects for Fortune 500 clients.
• Competitive salary and performance-based growth.
• Dynamic, collaborative, and growth-oriented work environment.
• Direct impact on product quality and client satisfaction.
• 5-day hybrid work week.
• Certification reimbursement.
• Healthcare coverage.

What We Expect:

• Min 3 years of mobile development experience, with Flutter & Dart.
• Proven ability to build and scale real-time, high-performance fintech applications.
• A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.
• Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).
• Hands-on experience with real-time data streaming, push notifications, and WebSockets.
• Strong expertise in security, encryption, and compliance—you know fintech demands precision.
• A track record of integrating RESTful APIs, GraphQL, and third-party services into flawless mobile apps.
• A mindset that thrives under pressure—we work fast, and we expect results.
• Lead the development of world-class fintech mobile applications that redefine user expectations.
• Architect and optimize blazing-fast, low-latency Flutter applications for financial markets.
• Work with designers, backend engineers, and product teams to craft seamless, intuitive, and ultra secure user experiences.
• Solve hard problems at scale—whether it’s optimizing performance, reducing load times, or ensuring absolute security.
• Push the boundaries of mobile fintech innovation, from AI-powered insights to predictive analytics.
• Own your work end-to-end—no excuses, no hand-holding, just results.

Must-Have Skills:

• Min 3 years of mobile development experience, with 2+ years in Flutter & Dart.
• Proven ability to build and scale real-time, high-performance fintech applications.
• A sharp eye for stunning UI/UX design that balances aesthetics with seamless functionality.
• Mastery over state management solutions (Provider, Riverpod, BLoC, or similar).
• Hands-on experience with real-time data streaming, push notifications, and WebSockets.

Why Join Us?

• Work with some of the sharpest minds in fintech and mobile engineering.
• Build products that traders, investors, and financial professionals rely on daily.
• A culture that values bold innovation, fast execution, and pushing boundaries.
• Expect challenges, high expectations, and relentless pursuit of excellence.
• Take complete ownership—from ideation to deployment, every pixel and every line of code should scream excellence.
• Competitive compensation, performance-driven growth, and a real opportunity to lead and shape the future of fintech mobile applications.

Responsibilities :

- You will be responsible for designing, implementing, developing, testing, and supporting the tagging solutions on our products to deliver accurate and scalable marketing data. Below are few pointers of routine

-You will be responsible for implementing digital tagging for data capture to track digital marketing efforts to determine brand and campaign effectiveness

-You will develop and modify JavaScript code to execute web analytics best practices

-You collaborate & do thorough research to ensure implementation requirements were met

-You validate and debug implementations using GTM debugger

-You should able to perform app analytics, debugging skill , issue resolutions in app.

-You should have knowledge of Firebase or any other app Analytics tool.

-You should able to perform mobile application testing.

-You demonstrate an understanding, and proactivity in seeking new & innovative solutions for implementing code to capture the desired metrics and solve business problems.

-You keep up to date with competitor information, tools, best practices and market trends; identifying business opportunities for organisations.

Job Requirenments :

- Knowledge of Google Tag Manager and Google Analytics is plus

-Proficiency in HTML, JavaScript, and jQuery

-Understanding of 1 or more debugger tools (Preferred chrome console, Alternatives: charles, chrome plugin debugger tools, etc)

-Highly analytical qualities with strong technical, strategic, and problem-solving skills

-Candidates who knows Android/iOS will be preferred

-Excellent communication

• Interact with the Project Managers / Leads / Clients
• Understand the requirements and provide estimates for the planned tasks
• Deliver best quality work without bugs in the estimated time frame
• Help maintain code quality, organization, and automatization
• Collaborate with cross-functional teams to design and release new features
• Help the team to identify and correct bottlenecks, fix bugs
• Excellent analytical and problem-solving skills

• Experience / strong knowledge in both iOS & Android Mobile Application technologies
• Proficient in SwiftUI, Swift, Xcode, Java, Kotlin and Android Studio, Flutter, React Native
• Experience with version control: Maven, Gradle, Git, Cocopods
• Experience in application submission/provisioning process
• Experience in performance and memory tuning
• Good understanding of computer science concepts, design patterns, algorithms, and data structures

• Experience/knowledge in any of the Back-End technologies

Benefits:

• Hybrid WFH policy
• Annual company retreat
• Team lunch

Desired Candidate Profile

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open source community to encourage and help implement mission-critical software fixesReact Native moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native

Role : Sr. Android Developer / Android SDE-II 

Experience : 4+ Years in Android Development

Location : Bangalore / Currently WFH but resuming office from 1st Mar’2021. 5 Days Working.

Education Qualification : Tech/B.E 

Skills :- Android App Development. Exposure to Java, Knowledge of Android SDK, SQLite, familiarity with RESTful APIs and Must have written Unit , Integration and UI Test Cases

Sr. Android Developer 

We are looking for strong technologists who are passionate about solving complex and

challenging problems. You should be  excited about your work and  making an impact on millions of customers. If you love working on latest  technologies, delivering valuable and quality

products with the sense of ownership then this is the place for you :)

Key Responsibilities:

• Participate in architecture, development, testing, implementation, maintenance and documentation of our Android apps
• Ensure the performance, quality, and responsiveness of application.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Maintain the high quality levels of code and various documentations as per phase of project.
• Own end-to-end quality of deliverables during all phases of the software development lifecycle.
• Continuously discover, evaluate, and implement new technologies to maximize   development efficiency

Requirement : 4+ years of software engineering and product delivery experience, with strong background in Android App Development.