
About Duplex Technologies Services
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About Us
We offer AI-powered biomechanics analysis to optimize peak athletic performance.. We enhance player development through accessible data and cutting-edge technology, providing clear insights for athletes and their coaches. Our vision is to create a future where AI serves as a powerful tool for athletes of all levels. By providing data-driven insights into biomechanics and facilitating the development of strong technical skills, we aim to unlock potential, reduce injury risk and revolutionize sports training
Job Description:
We are looking for an experienced Flutter Developer to design and develop a high-quality mobile application. The ideal candidate shall have a minimum of 2 years experience in mobile development, proficiency in Flutter, with good knowledge in C++, and desirably understands Computer Vision (CV).
Responsibilities:
- Design, build, and maintain efficient, reusable, and reliable Flutter code.
- Ensure the best possible performance, quality, and responsiveness of applications.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Identify and correct bottlenecks and fix bugs.
- Help maintain code quality, organization, and automation.
- Stay up-to-date with the latest industry trends and technologies.
Requirements:
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- 2-3 years of professional experience in mobile app development.
- Proficiency in Flutter and Dart.
- Strong knowledge of C++ or Java.
- Exposure to Computer Vision (CV) technologies and frameworks.
- Familiarity with RESTful APIs to connect mobile applications to back-end services.
- Solid understanding of the full mobile development life cycle.
- Experience with version control systems, such as Git.
- Strong problem-solving skills and attention to detail.
- Excellent communication and teamwork skills.
Preferred Skills:
- Experience with Agile/Scrum development methodologies.
- Knowledge of other mobile development frameworks and technologies.
- Familiarity with cloud services and integration (e.g., AWS, Firebase).
- Experience with CI/CD pipelines.
What We Offer:
- Competitive salary and benefits package.
- Opportunity to work on cutting-edge technologies.
- Collaborative and innovative work environment.
- Professional growth and development opportunities.
ApnaComplex is one of India’s largest and fastest-growing PropTech disruptors within the Society & Apartment Management business. The SaaS based B2C platform is headquartered out of India’s tech start-up hub, Bangalore, with branches in 6 other cities. It currently empowers 3,600 Societies, managing over 6 Lakh Households in over 80 Indian cities to effortless manage all aspects of running large complexes seamlessly.
If it excites you to - drive innovation, create industry-first solutions, build new capabilities ground-up, and work with multiple new technologies, ApnaComplex is the place for you.
The primary responsibility of this role is to design, develop, and maintain applications individually as well as work in a group. Should work as per the defined project priorities and project schedules and ensure to complete the assigned projects within allotted timelines and develop process improvements to improve system quality and efficiency.
Responsibilities:
- Should design, develop, and maintain applications individually as well as work in a group.
- Should maintain quality and security of the assigned development tasks applying the best design and development guidelines as defined in the project.
- Should work as per the defined project priorities and project schedules and ensure to complete the assigned projects within allotted timelines.
- Must adhere to agile methodologies and the project management followed in the project
- Assist in technical and project risk management and participate in mitigation activities.
- Interact with the team for the day to day development tasks and hurdles.
Must Have:
- Expertise in Objective-C programming language.
- Experience in Swift programming.
- Expertise in Cocoa Touch frameworks.
- Expertise in developing iOS applications.
- Very good experience in designing applications with best suited Design patterns.
- Should have a strong knowledge and experience in using SOLID principles.
- Good knowledge in socket programming, device communication.
- Good knowledge in debugging and optimization tools like Instruments.
- Good knowledge in Push Notifications.
- Good knowledge in generating ipa using different provisioning profiles
- Knowledge in pushing apps to AppStore.
- Knowledge in writing unit test cases.
- Good knowledge in iOS human interface guidelines and coding standards.
- Should have a very good experience in technically mentoring the team and assisting the team when required.
- Very Strong communication Skills and interpersonal skills
- Experience in working in projects run as per Agile Methodology.
- Must have very good analytical abilities and problem solving capabilities.
- 1 year of software development experience
Good to have:
- Good knowledge in Bluetooth programming.
- Good to have knowledge in Audio domain and related frameworks.
- Good to have knowledge in Database tools like Coredata Desired Tools Experiences
- Xcode IDE, Instruments.
- Experience in using client apps for version controlling systems like bitbucket.
- Experience in using UX/UI tools like Figma.
- Experience in Version controlling System (SVN, Github).
- Experience in Bug Tracking System (JIRA, QC etc..)
Responsibilities
- Advise and discuss with the team on the architecture and requirements.
- Bring your experience for mobile User Experience.
- Set up actions to ensure high level of quality and satisfaction
- Build and maintain efficient and reliable code.
- Support continuous improvement by investigating alternatives and technologies.
Skills
- Bachelor’s Degree in Informatics Engineering or similar
- Minimum of 4+ years work experience in similar roles
- Strong knowledge in Front-end frameworks (React Native)
- Strong knowledge in the mobile language (swift, objective-c, java, kotlin)
- Experience in unit testing and TDD.
- Advance knowledge in using testing frameworks ( Karma, Jest, Appium, Cypress ).
- Experience with Agile Methodologies (Scrum, Kanban)
- Experience in CI/CD
- Having a coaching profile, good communication skills is crucial to ensure good exchange and sharing of information within and outside of the train
- Being able to provide based on the audience synthetic or detailed information is mandatory
- Being curious to continuously learn and being a leader in your domain of expertise
- Immediate or very low availability
- Fluent in English - written and spoken (mandatory)
DUTIES AND RESPONSIBILITIES:
- Design and build applications for the iOS platform
- Implement new features while maintaining overall quality of software
- Contribute to a culture of learning by documenting and sharing technical knowledge as a developer on an agile squad
- Participate in developer communities of practice by following best practices, participating in code reviews, and sharing knowledge
- Remain current on relevant technology trends
- Participate in researching and resolving customer issues
- Other duties as assigned
MINIMUM KNOWLEDGE, SKILLS AND ABILITIES REQUIRED:
- Proficient in native development with Swift and Objective-C
- Experience building interface components and experiences using Swift UI and WebKit and understanding their limitations
- Knowledge and experience working with the MVVM design pattern
- Prior experience with knowledge of Git and GitHub
- Knowledge of iOS back-end services
- Knowledge of Apple’s design principles and application interface guideline
- Understanding of the full software development lifecycle
- Familiarity with security best practices for software development
Profile - iOS Developer
Exp- 3+ Years
Company Profile:
Saffron Tech Private Limited
Saffron Tech is a result driven digital transformation company in New Jersey (NJ) &
New Delhi. We are known for transforming businesses to digitisation. We are
providing development services and IT solutions to its clients across the globe. Being
in the field of IT for more than 10 years now, the company has successfully executed
over 1500 projects for its clients. Saffron Tech Pvt Ltd is a multi-faceted IT firm
adept at providing Web and Mobile Application Development, IT Offshore Staffing
and Digital Marketing Services.
We are servicing over 500 clients from across the globe. We are a strong 150+
member family at the moment working from state of the art office premises close to
Saket, South Delhi. Our primary operational markets are USA, UK, APAC and
Middle East. To know more about us and our brands please visit
Role Purpose:-
iOS App Design and Development
Detailed Responsibilities description:-
Analysis of requirements and specifications
Understanding of standard specification like Bluetooth® LE and other IoT
standards.
Analysis of project requirements, estimation of effort required for various tasks.
Design, Development, Enhancement and Maintenance of iOS App
Software design including architecture and UI design of iOS App in an Agile
environment.
Development of iOS App in Swift 5 using XCode for iOS platform.
Write code suitable for concurrent execution / multi-threaded environment.
Deep debugging / troubleshooting of iOS Apps both in development and
production environments across Swift.
Profiling and optimization of iOS applications
Use crash logs / analytics to find issue on customers’ device.
Use XCode instruments / other tools to profile software, find bottlenecks.
Optimization of code, use of appropriate data structure and application of proper
algorithms.Must have skills:
Good Team Player having ability to work independently with minimal
supervision.
Hands-on programming knowledge of Swift & Objective-C on iOS platform.
Basic knowledge of Core Bluetooth (BLE)
Working knowledge of Core Data
Extensive experience in using various architectures, frameworks and design
patterns in designing/refactoring highly optimized.
Good knowledge of C, C++ and objective oriented programming.
Hands-on knowledge of source control tools like GIT.
Knowledge of creating frameworks and libraries / SDK on iOS platform.
Experience in debugging and profiling iOS Apps.
Understanding of Apple Coding, UI Design and API Guidelines.
Experience of iOS App submission, distribution and review process.

- Build beautiful, user-friendly, performant, and effective new features
- Take ownership of the company’s iOS platform
- Continuously improve stability and performance of the company’s iOS platform
- Be the user’s voice and help make product decisions
- Deliver beautiful delightful user experiences
- Exhibits knowledge and behavior to adopt Information Security and Privacy practices at their work.
- You think iOS, design for iOS, build for iOS! Technical
- At least 1.5 - 3 years experience on native iOS platform using the Cocoa framework
- Proficiency with Swift and familiarity with Objective-C
- Experience with RxSwift or Combine framework is preferred
- Strong knowledge of iOS Frameworks like Core data, CoreAnimation, etc
- Expertise with Auto-layouts for UI development
- Experience building a modular code base in MVVM Team Building & Leadership
- Want to interact with all levels of the company including senior leaders and cross-functional teams
- Love problem solving and thrive on handling multiple projects and tasks
- Foster strong professional relationships with the full organization
- Designing and building mobile applications for Apple’s iOS platform.
- Collaborating with the design team to define app features.
- Ensuring quality and performance of the application to specifications.
- Identifying potential problems and resolving application bottlenecks.
- Fixing application bugs before the final release.
- Publishing application on App Store.
- Maintaining the code and atomization of the application.
- Designing and implementing application updates







