
About Duplex Technologies Services
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Position/Role-IOS Developer
Location-Mumbai
Role and Responsibilities:
- Development, delivery, and maintenance of applications in iOS devices. Your primary focus will be the development of iOS applications and their integration with back-end services.
- Collaborative problem solving, sophisticated design, and creating quality products Research on open source framework/technology required for developing the feature/application.
- Unit-test code for robustness, including edge cases, usability, and general reliability.
- Work on bug fixing and improving application performance.
Job Type: Full-time
Experience Required: 2+ years
Behavioral skills:
- Communication skills
- Good communication skill
Functional/Technical skills:
- Good Knowledge of mobile development life cycle
- Experience in working with remote data via REST and JSON
- Strong technical background, good knowledge of XCode
- Strong command over Swift and objective C
- Android experience is an added advantage
Role -https://www.naukri.com/software-developer-jobs">Software Developer
Industry Type-https://www.naukri.com/education-training-jobs">Education / Training
We are looking for a Mobile Lead (IOS & Android) for one of the leading TMT bar manufacturers & suppliers in Kolkata.
Role - Mobile Lead (IOS & Android)
Experience - 5+ years
Location - Kolkata
Job Description :-
As a Mobile Lead, your primary responsibility is to oversee the development and maintenance of mobile applications for our organization.
Some of the key job responsibilities include :-
1. Leading the Mobile Development Team: You will lead a team of developers, designers who are responsible for building and maintaining mobile applications. You will be responsible for Coding, delegating tasks, setting goals and timelines, and overseeing the team's performance to ensure that the development process runs smoothly.
2. Developing Mobile Applications: You will be responsible for developing mobile applications for iOS and Android platforms, using a range of programming languages such as Swift, Java, Kotlin, and React Native. You will need to ensure that the application is scalable, user-friendly, and meets the specific requirements of the organization.
3. Collaborating with Stakeholders: You will be responsible for collaborating with various stakeholders in the organization, including product managers, project managers, designers, and other development teams to understand the requirements and objectives of the application. You will need to ensure that the application aligns with the overall product roadmap and meets the business objectives.
4. Ensuring Quality: You will be responsible for ensuring the quality of the mobile application, including testing, debugging, and fixing any issues that arise during the development process. You will need to
ensure that the application is free of bugs, runs smoothly, and meets performance and usability standards.
5. Keeping Up with Emerging Trends: You will need to stay up to date with the latest developments in mobile technology, and emerging trends in user experience and design. You will need to ensure that the mobile application is using the latest technologies and is in line with industry best practices.
6. Managing Project Budget: You will be responsible for managing the budget for mobile development projects, including resource allocation, vendor management, and contract negotiations.
Overall, the Mobile Lead is a critical role that requires a strong understanding of mobile development processes and the ability to lead a team to deliver high-quality mobile applications.
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Android Experienced |
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Job Summary :- We are looking for an Experienced Android developer who has good knowledge of mobile application development, maintenance and, bug fixing. |
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Responsibilities and duties:- - Very strong in Java and OOP concepts. - Design, build, and maintain high performance, reusable, and reliable Java code - Identify and correct bottlenecks and fix bugs - Help maintain code quality, organization and automation - Strong knowledge of Android SDK including Life- cycle SQLite database, different versions of Android, and how to deal with different screen sizes. - Understanding of Google’s Android design principles and interface guidelines. - Work includes coding, handling support-requests, app debugging. - Responsible for developing, enhancing and designing a world-class mobile application for our platform. - To use and work with outside APIs and data sources. - Good Analytical and Problem solving Skills. - Quick learner should be a team player and mix with the team. - Identify and plan for new features.
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Experience:- 1Year – 2Year
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Key Skills:- Java, Oops Concepts, Android |
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Required Experience and Qualifications:- |
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Salary:- 15k to 25k |
Responsibilities:
- Building multi-platform applications for Android and iOS using the Flutter development framework of Google.
- Collaborating with other developers to create, deploy, and maintain Flutter-based applications for different platforms.
- Performing app profiling and improving performance.
- Writing and reviewing multi-application codes
- Testing products to remove bugs and any malfunctioning aspects
- Ensuring consistency between the delivered product features and the requirements/criteria of the business.
- Developing new features, maintaining code, and fixing/debugging issues.
- Managing a team of Flutter Developers
Requirements:
- Good understanding of Flutter and Dart.
- Good Knowledge of Java, Kotlin or Swift.
- Ability to write readable code, create extensive documentation for existing code, and refactor the previously written code into readable state
- Good understanding of code versioning tools such as Git etc.
- Willingness to learn about new technologies and trends in mobile.
- Experience with third-party libraries and APIs
- Familiarity with cloud message APIs and push notifications.
- Working knowledge of Reactive programming is a plus.
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies.
- Bachelor’s degree in Computer Science or related field, or equivalent professional experience.
- Experience working with agile teams and making rapid decisions in a dynamic and disruptive environment.
- Confident, detail-oriented, and highly motivated to contribute to the growth of the organization as part of a high-performing team.
- Ability to work under pressure and adhere to tight deadlines.
- 1.5-3 years of relevant software development experience.
- Strong communication skills.
The thrill of working at a start-up that is starting to scale massively is something else. Simpl (FinTech startup of the year - 2020) was formed in 2015 by Nitya Sharma, an investment banker from Wall Street and Chaitra Chidanand, a tech executive from the Valley, when they teamed up with a very clear mission - to make money simple, so that people can live well and do amazing things. Simpl is the payment platform for the mobile-first world, and we’re backed by some of the best names in fintech globally (folks who have invested in Visa, Square and Transferwise), and
has Joe Saunders, Ex Chairman and CEO of Visa as a board member.
Everyone at Simpl is an internal entrepreneur who is given a lot of bandwidth and resources to create the next breakthrough towards the long term vision of “making money Simpl”. Our first product is a payment platform that lets people buy instantly, anywhere online, and pay later. In
the background, Simpl uses big data for credit underwriting, risk and fraud modelling, all without any paperwork, and enables Banks and Non-Bank Financial Companies to access a whole new consumer market.
In place of traditional forms of identification and authentication, Simpl integrates deeply into merchant apps via SDKs and APIs. This allows for more sophisticated forms of authentication that take full advantage of smartphone data and processing power.
We are looking for an experienced (>4 years) mobile developer who is proficient with Android/iOS platforms along with exposure to React Native. You should have a sense of great ‘taste’ and be excited about building products with exceptional UX. You should be able to implement established best practices across the mobile platform including automation testing, continuous integration, and architectural patterns.
Responsibilities
1. Developing new user-facing features using Android/iOS and React Native
2. Building reusable and platform specific components
3. Translating designs and wireframes into high-quality code
4. Optimizing components for maximum performance on Android and iOS
5. Brainstorm with designers & product managers to come up with product features
Requirements
1. Strong proficiency in tech stack (Java for Android developers & Swift, Objective-C for iOS
developers)
2. Thorough understanding of React Native and its core principles
3. Experience with popular React Native workflows (for Routing, State container, etc)
4. Experience with Native modules, bridging native code with React Native
5. Familiarity with newer specifications of ECMAScript
6. Experience with developing SDKs for Android or iOS platform is a plus
7. Familiarity with RESTful APIs
8. Familiarity with build pipelines and tools for mobile platforms
9. A knack for benchmarking and optimization
We are looking for a Passionate Android Developer to join our award-winning, talented team, building the next generation automated drone applications for our global customers. You will be responsible for the development of Android applications and their integration with back-end services.
About FlytBase
FlytBase is a 4-year old, venture-funded, high growth startup – a global pioneer in software-led automation of commercial drone applications. The team has a cumulative professional experience of several decades, with engineering graduates from IIT-B, IIT-KGP, University of Texas & Georgia Tech.
FlytBase develops intelligent software that leverages reliable, off-the-shelf drone hardware to automate and scale drone deployments for commercial use-cases. FlytBase platform is hardware-agnostic, has intelligent plugins for autonomy, manages drone fleets via 4G/5G, and uses APIs to integrate into enterprise workflows. The company is headquartered in Silicon Valley, California, USA and has R&D offices in Pune, India. Widely recognized as a pioneer in the commercial drone ecosystem, FlytBase continues to win awards globally, the most recent one being the ‘NTT Data Open Innovation Global Champion 2019’.
Role and Responsibilities:
- Design, build and maintain efficient, reusable, and reliable android code.
- Collaborate with cross-functional teams to define, design, ship new features, and implement new technologies to maximize development efficiency.
- Ensure the best possible performance, quality, and responsiveness of the application.
- Identify and correct bottlenecks and fix bugs.
Qualifications and Requirements:
- 1+ years of experience in designing and building Android applications.
- Good knowledge in programming concepts – OOPs, design & coding patterns.
- Experience in developing Android applications using Kotlin/Java.
- Strong knowledge of Android UI design principles, MVC, MVP and MVVM patterns.
- Strong knowledge of MAPS, Sqlite, GPS functionality etc.
- Strong experience in Material Design.
- Experience in writing Unit Tests and UI tests, must be familiar with Junit, Mockito and Espresso.
- Experience in integrating SSO and auth modules or libraries.
- Experience in Git or Bitbucket Repository.
- Experience in REST API integration.
- Familiarity with Android local connectivity API (Bluetooth, WiFi, USB).
- Familiarity with RxKotlin / RxJava (operator, thread management, eventBus).
- Familiarity with cloud message APIs and push notifications.
What Will I Earn?
This role comes with an annual CTC that is market competitive and depends on the quality of your work experience, degree of professionalism, culture fit and alignment with FlytBase’s long-term business strategy.

Good to have :
- Knowledge of Retrofit or Volley
- Knowledge Glide or Picasso
- Knowledge of Dagger, Hilt or Koin
- Understanding of major app architecture patterns
- Knowledge of Jetpack libraries
- Knowledge of Google Play Services
- Knowledge of Firebase Services
- Knowledge of Android Architecture Components
- Experience in Unit tests
- Experience in Instrumentation tests
- Understanding of REST APIs
- Understanding of memory management tools
- Understanding of performance monitoring tools
- Exposure to UI/UX best practices
Great to have:
- Experience with modularized apps
- Experience in Flutter/React-Native
- Experience in Design Systems
- Understanding of localization/internationalization
- Strong drive to learn and grow as the platform evolves
What is the Job like?
- Architect super configurable mobile SDKs - the one’s which are written in native but are server-controlled
- Build a suite of Mobile Backend services which will control the SDK distribution and mobile configurations
- Fantasy the idea of composing a mobile application from different components rather than build every application from scratch
- Expertise in security - cryptography, encrypted secure storage, mobile security to power our super-secure payments originating from mobile devices
- Work on a framework to let mobile developers build their mobile screens on multiple stacks - native, server-driven, web, react-native, flutter, ionic etc.
Who should apply?
- Bachelor’s/Master’s degree in engineering (computer science, information systems)
- 8+ years of experience building enterprise systems including at least 2 years of direct people management experience
- Worked on large scale mobile applications with a good understanding of mobile stack
- Good understanding of server stack as well so as to have a good understanding of the entire story
- Good understanding of SDK distribution using maven, pods, xcframeworks etc
- Analyse, design and architect, develop and maintain software solutions across multiple projects
- Direct and provide ongoing leadership for a team of individual contributors, set objectives, review performances, define growth plan and nurture.
- Drive best practices, and is a pro with agile methodologies/practices - SCRUM, Test Driven Development (TDD)
- Manage headcount, deliverables, schedules across ongoing projects, ensure that resources are appropriately allocated and timelines are met in accordance with the project roadmaps
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 fixes—React 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.








