Sr Software Engineer – Flutter

Softdel and Software AG; Pune District; On-site; INR 800,000 - 1,200,000; Full time

Job summary

Softdel and Software AG is looking for a Senior Software Engineer specializing in Flutter to develop cross-platform mobile applications. The role involves full development cycles, including integration with BLE-based devices and cloud services.

Candidates should possess a Bachelor's degree in relevant fields and 3 - 5 years of experience. This position offers opportunities for both Android and iOS development.

Qualifications

• 3 - 5 years of experience in mobile application development.
• Strong familiarity with Android & iOS mobile app lifecycle.
• Experience in integrating BLE-based devices.

Responsibilities

• Design and develop high-quality mobile applications using Flutter.
• Integrate RESTful APIs and implement MQTT for real-time messaging.
• Manage build and release cycles for Google Play and Apple Store.

Skills

Flutter

Dart

BLE protocol and device integration

REST APIs

WebSocket

MQTT

Secure coding practices

Encryption (TLS/SSL)

Education

Bachelor's degree in Computer Science, IT, E&TC, Mechanical or equivalent

Tools

Git

JIRA

Confluence

Flutter test framework

CI/CD tools (GitHub Actions, Bitrise, Codemagic)

Job description

Designation: Sr Software Engineer

Skills: Flutter

Qualification: Bachelor's degree in computer science, IT, E&TC, Mechanical or equivalent.

Location: Pune

Experience: 3 - 5 Years

Overview

We are looking for a highly skilled Senior Software Engineer (Flutter) to design, develop, and maintain cross-platform mobile applications for Android and iOS. The candidate will work independently across the full development lifecycle—from requirement analysis and technical design to implementation, testing, deployment, and support. The role involves deep integration with BLE-based devices, secure data communication, and cloud/API services.

Key Responsibilities

Mobile Application Development

• Design and develop high-quality, scalable, and responsive mobile applications using Flutter and Dart.
• Build reusable UI components and maintain consistent UX across Android and iOS.
• Ensure high performance, reliability, and responsiveness of applications.
• Experienced in implementing secure development methodologies, ensuring robust protection of sensitive data and systems integrity

BLE & Device Integration (Mandatory)

• Integrate and communicate with BLE-based devices.
• Implement BLE protocols for device discovery, pairing, authentication, and data exchange.
• Handle real-time data streaming and state management from hardware devices.

API & Messaging Integration

• Integrate RESTful APIs and WebSockets for backend communication.
• Implement MQTT for real-time messaging and telemetry use cases.
• Manage ofline/online synchronization and background services.

Security & Best Practices

• Implement secure coding practices and follow OWASP mobile security guidelines.
• Ensure encryption of data in transit (TLS, secure channels).
• Secure storage of sensitive data using platform-specific mechanisms.

Testing & Quality Assurance

• Write comprehensive unit tests and widget tests using Flutter testing frameworks.
• Perform integration testing and support automated CI pipelines.
• Conduct code reviews and ensure adherence to coding standards.

Deployment & Release

• Manage build and release cycles for Google Play Store and Apple App Store.
• Handle app signing, certificates, provisioning profiles, and store compliance.
• Monitor production issues and manage hotfix releases.

Documentation & Process

• Create and maintain detailed requirement specifications and design documents.
• Participate in sprint planning, estimation, and retrospectives.
• Maintain technical documentation in Confluence.

Required Technical Skills

Core

• Flutter, Dart
• Android & iOS mobile app lifecycle
• BLE protocol and device integration (mandatory)
• REST APIs, WebSocket
• MQTT
• Secure coding practices
• Encryption (TLS/SSL)

Testing & Tools

• Flutter test framework
• Mockito / integration_test
• Git (version control)
• JIRA, Confluence
• CI/CD tools (GitHub Actions, Bitrise, Codemagic – good to have)

Architecture & Design

• MVVM / Clean Architecture / BLoC / Provider / Riverpod
• Responsive UI design
• State management patterns
• Dependency injection

Soft Skills

• Strong written and verbal communication skills.
• Ability to work independently with minimal supervision.
• Excellent analytical and problem-solving abilities.
• Experience in interacting with cross-functional teams (hardware, backend, QA, product).

Good to Have

• Experience with IoT platforms and device telemetry.
• Knowledge of Firebase, AWS Amplify, or Azure Mobile Services.
• Exposure to ISO 27001 / secure SDLC practices.
• Experience with background services and push notifications.