Senior Mobile Engineer - Cross-Platform & AI-Powered Apps

AssureSoft Corporation; Poland; Remote; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Great Place ToWork certification

English scholarships

English classes with company teachers

State-of-the-art tools and resources

Recreation and leisure activities

Job summary

AssureSoft is seeking a senior software engineer to architect and maintain cross‑platform mobile and web applications. You will develop offline-first features, integrate AI capabilities, and optimize performance for large media assets.

The role requires expert React Native experience, strong English communication, and deployment to App Store/Google Play. You will collaborate with end users to translate field needs into new features and participate in rapid development cycles.

Qualifications

• 5+ years of software engineering experience.
• Strong English communication and problem-solving skills.
• Expert-level experience with React Native and cross-platform mobile development.
• Experience with React, Next.js, Svelte or similar.
• Deep understanding of local state management, offline databases, background synchronization, and conflict resolution.
• Experience deploying applications through App Store, Google Play, and modern web hosting platforms.
• Hands-on experience integrating AI APIs such as OpenAI, Anthropic, or similar.

Responsibilities

• Architect and maintain cross-platform mobile and web applications.
• Develop and enhance offline-first features with reliable synchronization and conflict resolution.
• Integrate AI-powered capabilities, including LLMs, vision models, and voice-to-text experiences.
• Optimize client-side performance for large files, blueprints, images, and charts.
• Collaborate directly with end users to understand field requirements and translate them into product features.
• Build, test, and deploy applications to the App Store, Google Play, and web environments.
• Deliver scalable, high-quality solutions while maintaining rapid development cycles.

Skills

React Native

Cross-platform mobile development

React

Next.js

Svelte

State management

Offline databases

Performance optimization

English communication

AI APIs (OpenAI/Anthropic)

Tools

OpenAI API

Anthropic API

Web hosting platforms

Job description

AssureSoft is seeking a senior software engineer to architect and maintain cross‑platform mobile and web applications. You will develop offline-first features, integrate AI capabilities, and optimize performance for large media assets.

The role requires expert React Native experience, strong English communication, and deployment to App Store/Google Play. You will collaborate with end users to translate field needs into new features and participate in rapid development cycles.