Lead Full Stack Flutter Developer

On behalf of our client, we are looking for a Lead Full Stack Flutter Developer.

Responsibilities:

- Architect and build Flutter mobile applications (iOS & Android)

- Develop and maintain a responsive Flutter Web application

- Design and implement scalable frontend architecture

- Integrate backend APIs and AI-driven endpoints

- Build and maintain backend services (Node.js or similar)

- Design and implement REST or GraphQL APIs

- Architect database schemas (PostgreSQL preferred) for analytics-heavy workloads

- Develop and maintain ETL pipelines (data imports, cleanup, normalization, validation)

- Handle legacy data migration and ensure data integrity

- Integrate AI/LLM solutions (e.g., OpenAI) into production workflows

- Implement AI-driven analytics, scoring, summarization, or recommendation systems

- Ensure performance optimization across devices and services

- Implement secure authentication and production-ready deployment

- Deploy and manage cloud infrastructure (AWS, GCP, or Azure)

- Provide technical leadership and contribute to architectural decisions

- Participate in project coordination and technical planning

Requirements:

- 5+ years of overall software development experience

- 3+ years of hands-on experience with Flutter (mobile & web)

- 2+ years of backend development experience (Node.js or similar)

- Proven experience in a Lead role (technical ownership, architecture decisions)

- Strong experience with relational databases (PostgreSQL preferred)

- Experience building ETL pipelines and data transformation workflows

- Experience working with analytics-heavy applications

- Hands-on experience integrating AI/LLMs into production systems

- Understanding of model performance monitoring

- Cloud infrastructure and DevOps familiarity

- Production app release experience

- Performance optimization expertise

- Experience with subscription/payment integrations

- Project management experience

- Upper - Intermediate or higher level of English

Company offers:

- Long-term employment with possibilities for professional growth

- Fully remote work

- Reasonably flexible schedule

- 15 days of paid vacation

- Regular performance reviews