Android Engineer (Trainer)
WelvaartPortugal11 hours ago
Full-timeEngineering, Information Technology
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Job Description – Android Trainer (Freelance)
Contract Type: Freelance
Duration: 5 weeks
Training Audience: 40+ professionals
Compensation: €5,000 – €10,000 (depending on experience and training proposal)
Role Overview
We are looking for an experienced Android Trainer to deliver an intensive, high-quality training program for a large group of professionals.
The goal is to ensure strong technical foundations, practical skills, and alignment with modern Android development standards, including architecture, performance, clean code, and security.
This role requires not only deep technical expertise, but also the ability to communicate clearly, structure learning paths, and guide professionals through real-world development challenges.
Key Responsibilities
Contract Type: Freelance
Duration: 5 weeks
Training Audience: 40+ professionals
Compensation: €5,000 – €10,000 (depending on experience and training proposal)
Role Overview
We are looking for an experienced Android Trainer to deliver an intensive, high-quality training program for a large group of professionals.
The goal is to ensure strong technical foundations, practical skills, and alignment with modern Android development standards, including architecture, performance, clean code, and security.
This role requires not only deep technical expertise, but also the ability to communicate clearly, structure learning paths, and guide professionals through real-world development challenges.
Key Responsibilities
- Design and deliver a structured Android training program tailored to the audiences level
- Deliver both theoretical and hands-on sessions focused on modern Android development
- Teach and reinforce best practices for performance, stability, and maintainability
- Explain and apply Android architectural patterns (e.g. MVVM, Clean Architecture, MVP)
- Promote Clean Code principles and sustainable development practices
- Address Android application security, including data protection and secure communication
- Use real-world examples and practical exercises to encourage problem-solving
- Support and guide trainees throughout the program, answering questions and providing technical direction
- Core components of the Android SDK and their responsibilities
- Differences between Activity and Fragment and appropriate use cases
- Proper Activity lifecycle management
- Performance optimization and application stability
- Android architectures and their trade-offs
- Application of SOLID, DRY, and Clean Code principles
- Android security, including:
- Protection of sensitive data
- Avoiding common vulnerabilities (permissions, input handling, networking)
- Certificate pinning: concept, importance, and practical usage
- Implementing certificate pinning in modern Android applications
- Current Android technologies and ecosystem trends
- Discussion of recent technical challenges and how they were solved
- Strong, proven experience in Android development
- Previous experience as a trainer, mentor, or tech lead is a plus
- Excellent communication skills and ability to explain complex topics clearly
- Ability to structure content and adapt to different learning paces
- Passion for knowledge sharing and talent development
- Practical, real-world–oriented teaching approach
- Well-structured and clearly defined training plan
- Professional, empathetic, and results-driven mindset
Key Skills
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