


What you will be Doing
- Design and build applications for the Android 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
What you need
- Expertise with Java, XML, and Material Design
- Experience with offline storage, threading, and performance tuning
- Familiarity with RESTful APIs to connect Android applications to back-end services
- Experience with Firebase is a plus (FCM, analytics) - Understanding of Android’s design principles and interface guidelines
- Strong communication skills, get-things-done attitude, and empathy
- Strong sense of ownership, drive and obsessive attention to detail. - Comfortable with iterative development practices and code reviews
- Previous experience as part of a product-oriented team is a plus
Why you should consider this role seriously?
- We have an audacious vision of helping companies fight counterfeiting and managing their supply
chain more efficiently
- We have built a product and solved problems for some of the largest brands in the country and
tested platform at scale (With our tags present in over 50 Million products already). We have plans to
grow 10x in the next 1 year
- Ownership of key problems. Fast-paced environment
- We are a well-balanced team of experienced entrepreneurs and are backed by top investors across
India and the Silicon Valley (Venture Highway, Startup Buddy etc.) - Competitive market salary
- Opportunity to work directly with the CEO, COO, CTO of the company
- A chance to interact with top-notch executives from multiple industries
- Open vacation policy (and we really mean it!) - Open Pantry
- As a team, we love to travel :). An off-site every quarter

About O4S
About
Connect with the team
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We're looking for Android developers who can create amazing apps. Are you up for the challenge?
As a company, we provide Virtual CTO, Product Design, and Product Development for Startups. This means you’ll work with multiple cutting-edge technologies while enjoying a stable job. We value our employees and offer an intellectually stimulating, no-nonsense environment where everyone's ideas and contributions are encouraged and respected.
We develop both Consumer and Enterprise Apps that cover a wide range—from Sports and Motorcycle tracking to Retail commerce, Augmented Reality, Security, Real-time tracking apps, and more. We utilize various technology platforms, including native iOS, native Android, Flutter (our recent favorite), and React Native.
About you
- You love creating sleek, efficient, and pixel-perfect Android mobile apps using Java or Kotlin.
- You have at least 3 years of experience in Android development, with several apps published on the Play Store.
- You have experience interfacing with the camera, gyroscope, and other on-device hardware.
- You have integrated your apps with social networks and RESTful server-side APIs.
- You possess a solid understanding of the Android app development lifecycle.
- You enjoy collaborating with other smart people, learning, and working together.
Skills and qualifications
- Expert in mobile app development for Android.
- Proficient understanding of Android SDKs.
- Proficient understanding of the Android development lifecycle.
- Expertise in developing online and offline apps.
- Proficient understanding of code versioning tools like Git.
- Excellent written and verbal communication.
Our promise to you
- Engaging in work on production code for customer projects.
- Client interaction and participation in developing solutions.
- An environment that fosters learning and growth.
- Compensation and perks are commensurate with skills and performance


You have hands-on experience in building secure, high-performing and scalable mobile applications. Your design intuition inclines towards usability, elegance and simplicity. You are biased towards open-source tools and existing frameworks. You have assisted in shipping applications with beautiful front-end and intelligent back end. You have demonstrated strong interpersonal and communication skills.
Responsibilities
Develop cutting edge native Android or iOS applications for the mobile platform
Build, test, maintain and enhance mobile apps having elegant and efficient UI/UX to enhance client experience
Own features from their ideation, design, development, test, release and maintenance
Be a resident expert of new trends and implement the latest Android/iOS features to maximize application performance
Maintain high standards of quality and responsiveness through technical design analysis, code reviews and test automation
Collaborate with a talented team of product managers, engineers, and designers
Demonstrate high level of ethics, dedication and teamwork
Requirements
Bachelor’s degree in Computer Science, Information Technology or related field
0 to 1 years of experience in developing native Android/iOS mobile applications
Strong knowledge of programming language in Swift or Java/Kotlin, SQLite and of IDE like XCode or Android Studio
Hands on experience in using Location Based Services, REST Web Services Integration, FCM, Firebase and Battery Optimization Techniques
Strong experience in memory management, performance tuning and resource optimization
Deep knowledge of mobile automation and unit testing frameworks
Proven ability to drive large scale projects with deep understanding of Agile SDLC, high collaboration and leadership
Experience in both Android and iOS applications is a plus
Excellent written and oral communication skills, judgment and decision-making skills, and the ability to work under continual deadline pressure



What does the core role include?
- Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
- Designing stateless components in React Native
- Contributing in all phases of the development lifecycle
- Working with the developers to create and maintain a robust framework to support the apps
- Working with the developers to build the interface with a focus on usability features
What else can you expect in the role?
- Prepare and produce releases of software components
- Optimizing performance for the apps
- Problem-solving skills, analytical mind, and positive attitude
- Ability to think from end users perspective and focused on improving the overall product experience.
- Deliver across the entire app life cycle concept, design, build, deploy, test, release to app stores and support
What can fetch you brownie points?
- Hands on experience with React Native is required
- Hands-on experience in React Native APIs, ReactJS, Javascript, ECMAScript (OOJS) and JSX.
- Strong understanding of JavaScript ecosystem
- Hands on experience on Android in creating Hybrid / Native applications
- Demonstrable UI/UX experience on a large-scale app.
- Thorough understanding of React Native development tools like IDEs (Nuclide, Atom, Sublime Text, or Visual
- Good knowledge of JS frameworks like ReactJS is a plus.
Desired Skills and Experience
Hybrid Apps,React Native, Native iOS and Android Architecture understanding


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.


Only Male Candidate
Experience : 3 To 5 Years
Salary 25% hike on current salary

We are looking to grow our Mobile Development Team for which an Android Developer
has a critical role. You will be responsible for:
• Designing and developing multiple android apps, pushing the android apps to market, testing etc.
• Interacting with the client, project manager and inter-team members.
Required Candidate Skills:
• Excellent understanding of OOPs, Core Java and Kotlin.
• Experience working with remote data via REST and JSON.
• Experience with third-party libraries and APIs.
• In-depth understanding of the android components: Activities, Fragments, background services, and
Services.
• Good understanding of coroutines.
• Hands-on with Jetpack Architecture Components: LiveData, WorkMaanger, View Binding, Coroutines
and Lifecycle Aware Components.
• Experience with Room persistence library.
• Solid understanding of the full mobile development life cycle.
• Experience in MVVM, Live Data and Room DB.
• Able to work on different architecture (MVC, MVP, and MVVM) and design patterns.
• Experience with Agile development methodology (preferably scrum), continuous integration and tools
(GIT, JIRA, etc.).
• Strong knowledge of Android SDK, different versions of Android & advanced concepts.
• Strong knowledge of Android UI design principles, patterns, and best practices.
• Familiarity with RESTful APIs to connect Android applications to back-end services.
• Experience with offline storage, threading, and performance tuning.
• Familiarity with Agile frameworks is a plus.
• Familiarity with tools like postman, swagger and mobile app development tools.
• Working knowledge of the general mobile landscape, architectures, trends, and emerging
technologies.
• The candidate must have experience of at least 1 year in using Kotlin.
• The candidate must understand the MVVM architecture pattern along with design patterns such as
Builder, Singleton etc.
• The candidate must a clear understanding of the REST Protocol.

Android Mobile Developer
The ideal candidate will be passionate about providing the best experience to our user community from UI/UX design to speed and performance. You will think critically to develop native apps for Android mobile devices. You’ll instrument, measure, optimize and build high quality architectures and code in areas such as Search, Transaction Management and Profile Management.
General Responsibilities:
- End-to-end Android application development that will produce elegant features that our users will love
- Coding alongside the team (comprised of designers and product managers) developing features for our mobile apps
- Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
- Understand where to make architectural trade-offs applying synchronous and asynchronous design patterns
- Provide solid feedback on good mobile UI/UX design practices and ways to reduce any user friction
Requirements:
- 5+ years developing extensively with Java
- 7+ years experience in software design, development, and algorithm related solutions
- Knowledge of UI and animation frameworks, touch user interface, and MVP application design
- Strong expertise in developing enterprise mobile applications using Google’s Android SDK( e.g. packaging, emulators, adb, etc)
- Familiar with deploying to Google’s app store and staged rollouts
- Extensive programming experience in Java and/or Kotlin
- Experience with relational databases (transactional and non-transactional), database architecture, and distributed transaction management
- Experience with consuming third-party libraries and APIs
- Strong understanding of working with REST services, databases, caching strategies & asynchronous calls is a must
- Good understanding of software development lifecycle along with working knowledge of SCM with strong emphasis on Git and Jira
- BA/BS Degree in Computer Science or related technical discipline, or related practical experience.

As part of your day to day job, you’ll
1. Own end-to-end features of the app: networking, persistence, business logic, and
UI
2. Use Kotlin (primary) and Java
3. Do reactive programming using RxJava2
4. Follow Model-View-Intent architecture to build UI of the app
5. Use Android Architecture Components
6. Write tests
7. Invent awesome Android stuff to make your job easier
Qualifications
1. Motivation to design and build reliable, elegant apps
2. 3 - 5.5 years of android application development experience
3. Proficiency in Java and experience in Kotlin
4. Familiarity with RxJava2, Dagger2, OkHttp, Retrofit, Android Architecture
Components
5. Familiarity with material design

4+ years developing apps for iOS and WatchOS
He/she will lead of a iOS developer team
We will provide him a full functional app and he need to develop the new features
He/she must be able to understand other person code and be able to solve problems and be resolutive
Focus Expertise with customization of video player Livestreaming apps
Connecting Bluetooth devices and developing apps for iWatch
Very recommended
Push Notification
Optional - JIRA - GITLAB
Web Page : http://www.synergym.es" target="_blank">www.synergym.es
We are at : Paseo Marítimo Pablo Ruiz Picasso, 15-19, Spain.


