Senior IT Analyst – IAM & Office 365

Job Description:

We are looking for a skilled React Native Developer to design, develop, and maintain high-performance cross-platform mobile applications for Android and iOS.

The ideal candidate must have strong command over React Native, TypeScript/JavaScript, and working knowledge of Kotlin (Android) or Swift (iOS) to build and integrate native modules when needed.

You will work closely with backend, design, and product teams to deliver seamless, fast, and stable mobile experiences for the ZestFindz ecosystem.

Key Responsibilities:

• Develop and maintain cross-platform mobile applications using React Native.
• Collaborate with design and product teams to deliver pixel-perfect, responsive UIs.
• Integrate REST APIs / GraphQL and handle authentication, caching, and error states efficiently.
• Implement and manage app state using Redux / Context API / Zustand.
• Optimize app performance, handle animations, memory leaks, and rendering issues.
• Manage offline storage using SQLite / AsyncStorage / MMKV.
• Configure and manage Firebase services - Auth, Firestore, Push Notifications, Analytics.
• Handle deep linking, in-app navigation, and app lifecycle events.
• Deploy apps to Google Play Store and Apple App Store (with signing, provisioning, versioning).
• Work with DevOps to integrate apps into CI/CD pipelines (Fastlane / GitHub Actions / Codemagic).
• Write clean, modular, reusable code with proper documentation and testing.
• Debug, profile, and optimize performance for low-end devices and weak networks.
• Ensure security best practices - secure token storage, environment management, and data encryption.

Must-Have Skills:

• Strong experience in React Native (0.70+) and TypeScript.
• Solid understanding of mobile architecture patterns (MVC, MVVM, Flux).
• Experience with React Navigation, Redux / Context API / Zustand, and API integration (Axios / Fetch).
• Familiarity with Firebase, App Permissions, and Push Notifications (FCM/APNS).
• Good understanding of Android Studio, Xcode, Gradle, and Cocoapods.
• Ability to write clean, testable code with unit and integration tests.
• Working experience with Git / GitHub / GitLab CI/CD.
• Problem-solving mindset and ability to debug across full mobile stack.

Good-to-Have Skills (Bonus):

• Knowledge of native SDK integrations (Maps, Camera, Payments, etc.).
• Experience with React Query / GraphQL.
• Familiarity with Fastlane, Crashlytics, App Center, or Sentry.
• Understanding of UX principles and animation libraries (Lottie, Reanimated).
• Experience with OTA updates (CodePush) and App Store Optimization (ASO).

Android Developer - IoT Integration Specialist

We're seeking an experienced Android developer to build and integrate mobile solutions with industrial IoT systems. You'll collaborate directly with IoT teams to connect Android applications with production-grade machinery, focusing on core connectivity features including GSM, WiFi, Bluetooth, local storage, and GPS functionality. This hands-on role requires strong Android development skills and the ability to work with hardware integrations in industrial environments.

Key Focus Areas:

• Android app development for industrial IoT applications
• Integration with production machinery and IoT devices
• Core connectivity libraries (GSM, WiFi, Bluetooth, GPS)
• Local data storage and management
• Cross-functional collaboration with IoT development teams

Java Developer – Job Description Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. Required Skills: • Exp. - 4 to 7 years. • Experience in Core Java and Spring Boot. • Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns. • Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications. • Good development experience with RDBMS. • Good knowledge of multi-threading and high-performance server-side development. • Basic working knowledge of Unix/Linux. • Excellent problem solving and coding skills. • Strong interpersonal, communication and analytical skills. • Should have the ability to express their design ideas and thoughts.

Role & Responsibilities

You will communicate with all the team members to establish a pipeline and integrate art assets, taking into account the game roadmap.

You will work closely with the game designers and artists to enable the designers and artists to express their creativity within the game.

You will assist your project lead by providing regular feedback on implementation issues and possible improvements to game design.

You will actively suggest and implement the best solutions in the development process and in the game systems. Also, you will address bugs and other technical issues identified for subsequent release.

You will be responsible for technical documentation.

Requirements

At least 1 year of experience with Mobile/Unity3D platform and ecosystem.

Excellent knowledge of programming languages such as C++, C#, React.JS , JAVASCRIPT or Java.

Good knowledge of computer science fundamentals & concepts.

A natural flair for writing well-structured, optimal, and maintainable quality code.

Basic understanding of programming best practices.

Experience on Unity UI and animations.

Exp with Android & iOS game development

Good communication skills.

Familiarity with build systems.

Knowledge of using version control systems like Git.

Experience using debugging and profiling tools.

Passionate about games, especially in playing mobile games.

Flutter JD:

Key Responsibilities:

Collaborate with project managers and designers to understand project requirements and translate them into technical specifications.

Develop, test, and maintain Flutter-based mobile applications that are responsive, performant, and reliable.

Write clean, maintainable, and well-documented code.

Troubleshoot and debug application issues, ensuring smooth and efficient performance.

Continuously research and stay up-to-date with the latest trends and best practices in mobile application development.

Collaborate with cross-functional teams to define and implement new features and improvements.

Participate in code reviews and provide constructive feedback to peers.

Ensure the security and data privacy of the applications you develop.

Requirements:

Proven experience as a mobile app developer, with a strong portfolio of Flutter-based applications.

Proficiency in the Dart programming language.

Experience with the Flutter framework and its ecosystem, including state management and third-party libraries.

Knowledge of mobile app architecture patterns (e.g., MVC, MVVM, Redux).

Familiarity with RESTful APIs and integration of third-party services.

Strong problem-solving and debugging skills.

Excellent communication and collaboration skills.

Ability to work both independently and as part of a team.

Knowledge of version control systems (e.g., Git) is a plus.

We are seeking a skilled and experienced React Native Developer to join our dynamic development team. As a React Native Developer, you will be responsible for designing, developing, and maintaining high-quality mobile applications using the React Native framework. You will collaborate closely with cross-functional teams, including product managers, designers, and backend developers, to create innovative and user-friendly mobile solutions.