Flutter Mobile Engineer for AI-Powered Productivity

Vocalbeats.AI Pte Ltd; Singapore; On-site; SGD 90,000 - 140,000; Full time

Benefits offered by this job

Competitive compensation

Comprehensive benefits

Job summary

Vocalbeats is seeking a mobile-focused engineer to design, build, and deliver high-quality features for a global user base. You will collaborate with product, design, QA, and backend teams to prototype and ship Flutter-based apps across iOS and Android, while emphasizing performance and user experience in demanding network environments.

The role requires 3+ years in mobile development, strong Flutter skills, and a passion for AI-enhanced tooling.

Qualifications

• 3+ years of real-world experience in mobile app development (iOS or Android).
• Proficient in Flutter cross-platform development with a strong track record of shipping fast, iterative applications.
• Deep understanding of multithreading programming, offline storage, socket/network communication (TCP/IP, WebSocket, HTTP), and client-side performance tuning (CPU, memory, battery, rendering).
• Familiar with common mobile architecture patterns (MVVM, VIPER, MVC/MVP, etc.) and deep understanding of the internals of popular open-source libraries.
• Exceptional problem-solving skills, critical thinking, and a strong sense of ownership to tackle complex technical challenges in a fast-paced environment.

Responsibilities

• End-to-End POC Delivery: Collaborate with cross-functional teams to rapidly design, build, and deliver high-quality mobile features and interactive prototypes, driving user experience and quick market validation.
• AI-Driven Productivity: Leverage AI coding assistants to multiply development output, review, refactor, and debug AI-generated code.
• Spec-Driven Prompting: Maintain a specification-driven development mindset, guiding AI tools with high-quality prompts to generate business code that adheres to project standards.
• Performance & Experience Optimization: Manage client-side memory, smooth rendering/animations, battery usage, and high-concurrency real-time communications for a global network.
• Production Support & Troubleshooting: Debug and resolve production issues with global teams.
• Architecture & Engineering: Contribute to framework evolution, conduct code reviews, and document technical details.

Skills

Flutter

iOS

Android

Multithreading

RESTful APIs

WebSocket

Code reviews

Job description

Vocalbeats is seeking a mobile-focused engineer to design, build, and deliver high-quality features for a global user base. You will collaborate with product, design, QA, and backend teams to prototype and ship Flutter-based apps across iOS and Android, while emphasizing performance and user experience in demanding network environments.

The role requires 3+ years in mobile development, strong Flutter skills, and a passion for AI-enhanced tooling.