Job Overview
| Particulars | Details |
|---|---|
| Position | Senior Native iOS Developer (BLE / Connected Devices) |
| Company | MSol Technologies |
| Location | Trivandrum |
| Job Type | Full-Time |
| Experience | 8 - 10 years |
| Category / Department | IT |
| Application Mode |
🏢 About MSol Technologies
MSol Technologies is one of Central India's leading mobile and web application development companies, delivering innovative software solutions across multiple industries including Automotive, Financial Services, Healthcare, Government, Retail, Hospitality, Education, Travel, and Logistics.
The company focuses on providing efficient, scalable, and modern software solutions while leveraging emerging technologies and industry best practices. With years of expertise in web, mobile, cloud, analytics, and enterprise software development, MSol acts as a long-term technology partner for organizations worldwide.
🌟 Our Mission
To deliver best-in-class technology services that enhance business competitiveness through innovation, technical excellence, and customer-focused solutions.
🚀 Our Vision
To develop reliable and accessible technology solutions that empower businesses and create lasting value.
⭐ Our Philosophy
We believe technology should become a strategic asset for every business, helping organizations innovate, compete, and grow successfully.
MSol Technologies
Plot No. 9, Ground Floor,
IT Park, Bargi Hills,
Jabalpur,
Madhya Pradesh – 482003,
India
💡 Editor's Note / Preparation Tip
✅ Resume Preparation
• Highlight production iOS applications published on the App Store.
• Include BLE and IoT device integration projects.
• Showcase architecture decisions using MVVM/Clean Architecture.
• Mention performance optimization and memory profiling experience.
• Include GraphQL, AWS, and security implementations.
• Highlight leadership and cross-functional collaboration experience.
🎯 Interview Preparation Topics
• Swift Advanced Concepts
• SwiftUI vs UIKit
• Memory Management (ARC)
• Async/Await
• Combine Framework
• GCD and Thread Safety
• MVVM & Clean Architecture
• Dependency Injection
• CoreBluetooth Framework
• BLE Communication Flow
• GATT & ATT Protocols
• MTU and Packet Fragmentation
• REST APIs & GraphQL
• JWT Authentication
• SSL Pinning
• AWS Cognito
• Core Data
• Performance Optimization
• App Lifecycle Management
• Production Debugging
💡 Common Interview Questions
• Explain the complete BLE communication lifecycle.
• What is the difference between SwiftUI and UIKit?
• How do you implement MVVM with Clean Architecture?
• Explain GATT services and characteristics.
• How do you manage BLE queues?
• What causes memory leaks in iOS applications?
• Explain async/await and Combine.
• How do you implement SSL pinning?
• What strategies do you use for BLE reconnection?
• How do you optimize API calls and caching?
• Explain CoreBluetooth state management.
• Describe a challenging connected-device project you've built.
🚀 Pro Tip
For senior BLE/iOS roles, interviewers heavily focus on practical implementation experience rather than theoretical knowledge. Prepare detailed explanations of real-world BLE device communication flows, packet management strategies, connection recovery mechanisms, and production debugging scenarios.
📝 Job Description
🚀 We're Hiring | Senior Native iOS Developer (BLE / Connected Devices) | Trivandrum
🏢 Company: MSol Technologies
💼 Position: Senior Native iOS Developer
📌 Specialization: BLE / Connected Devices Platform
📍 Location: Technopark, Trivandrum
🏢 Work Mode: On-site
🧑💻 Experience: 8+ Years
⏳ Employment Type: Full-Time
🏗️ Architecture & Design
✔️ MVVM Architecture
✔️ Clean Architecture
✔️ Domain Layer Design
✔️ Use Case Layer
✔️ Dependency Injection
✔️ Reusable Components
✔️ Modular Architecture
✔️ SOLID Principles
🌐 APIs, Networking & Security
✔️ REST APIs
✔️ GraphQL
✔️ Alamofire
✔️ JWT Authentication
✔️ Refresh Tokens
✔️ Single Sign-On (SSO)
✔️ AWS Cognito
✔️ SSL Pinning
✔️ Certificate Management
✔️ Keychain Security
✔️ API Optimization
✔️ Caching Strategies
💾 Data & Persistence
✔️ Core Data
✔️ UserDefaults
✔️ Keychain
✔️ Local Databases
✔️ Data Migration
✔️ Data Integrity Management
✔️ Secure Storage
📡 BLE & Connected Devices (Mandatory)
✔️ CoreBluetooth Framework
✔️ Device Discovery
✔️ BLE Scanning
✔️ Scan Filtering
✔️ Device Pairing
✔️ Connection Management
✔️ Service Discovery
✔️ GATT/ATT Protocols
✔️ BLE Queue Management
✔️ Characteristics Management
✔️ MTU Handling
✔️ Packet Parsing
✔️ Reliable Byte Transfer
✔️ Hardware Communication Protocols
✔️ Retry & Reconnection Logic
✔️ Ciphering & Security
☁️ Cloud & DevOps
• AWS Cloud Services
• API Gateway
• Lambda
• Authentication Services
• CI/CD Pipelines
• Monitoring & Logging
• Production Support
🌟 Why Join MSol Technologies?
• Work on cutting-edge connected-device platforms
• Collaborate with global engineering teams
• Build enterprise-grade IoT and BLE solutions
• Exposure to cloud-native architectures
• Opportunity to solve challenging hardware-software integration problems
• Work with modern iOS technologies and architectures
• Strong career growth opportunities
📩 How to Apply
Interested candidates can share their updated CV at:
📢 Note: Only shortlisted candidates will be contacted for the next stages of the recruitment process.
🎯 Key Responsibilities
- ✓ Develop and maintain native iOS applications using Swift and the latest iOS SDK
- ✓ Design and implement new product features
- ✓ Maintain existing applications and resolve production issues
- ✓ Optimize application performance and memory usage
- ✓ Integrate REST and GraphQL APIs with cloud-hosted services
- ✓ Implement Bluetooth Low Energy (BLE) communication using CoreBluetooth
- ✓ Develop device discovery, pairing, communication, and synchronization workflows
- ✓ Manage BLE queues, scan filtering, and hardware communication protocols
- ✓ Handle GATT services and characteristics implementation
- ✓ Implement secure authentication and authorization flows
- ✓ Collaborate closely with Cloud, Firmware, DevOps, and QA teams
- ✓ Participate in architecture discussions and technical decision-making
- ✓ Troubleshoot connectivity and hardware communication issues
- ✓ Ensure application security and compliance standards
💡 Required Qualifications & Skills
Frequently Asked Questions
Q: Is BLE experience mandatory?
A: Yes, hands-on experience with CoreBluetooth and connected-device communication is mandatory.
Q: Is experience with SwiftUI required?
A: Yes, candidates should have strong expertise in both SwiftUI and UIKit.
Q: Is cloud experience required?
A: Experience with AWS services and cloud-hosted APIs is highly preferred.
Q: Will the role involve working with hardware teams?
A: Yes, you'll work closely with Firmware, Cloud, QA, and DevOps teams.
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