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The Role
The Technical Lead, Mobile Engineering oversees the mobile application architecture, ensuring performance, scalability, and mentoring mobile engineers within a hybrid work environment.
Summary Generated by Built In
Department: Technical Operations
Reports to: Director of Engineering & Operations, Poland
Location: Kraków, hybrid (2-3 days in office)
Overview
Technical Lead, Mobile Engineering is a hands-on technical leadership role responsible for shaping and scaling OneRail’s mobile application ecosystem that powers real-time last mile orchestration, driver workflows, and enterprise delivery visibility. This role exists to ensure our mobile solutions are reliable, performant, and resilient in real-world logistics environments where connectivity may fluctuate and operational precision is critical.
Responsibilities
Qualifications
Office location: Kraków, Poland
Work Style: hybrid (2-3 days from the office / week).
Salary level: 28 000 – 32 000 PLN/ month
Reports to: Director of Engineering & Operations, Poland
Location: Kraków, hybrid (2-3 days in office)
Overview
Technical Lead, Mobile Engineering is a hands-on technical leadership role responsible for shaping and scaling OneRail’s mobile application ecosystem that powers real-time last mile orchestration, driver workflows, and enterprise delivery visibility. This role exists to ensure our mobile solutions are reliable, performant, and resilient in real-world logistics environments where connectivity may fluctuate and operational precision is critical.
Responsibilities
- Own and evolve the architecture of OneRail’s mobile applications built in React Native with native iOS and Android integrations.
- Lead the design and implementation of scalable, high-performance mobile solutions supporting real-time logistics workflows.
- Partner closely with Product and Design teams to translate business requirements into intuitive, reliable mobile experiences for drivers and operational users.
- Ensure application performance, responsiveness, quality, and stability in production environments.
- Establish and enforce engineering standards for code quality, testing, observability, security, and CI/CD pipelines.
- Conduct and contribute to regular code reviews to maintain high engineering standards.
- Build and maintain reusable software components, shared libraries, and mobile infrastructure that integrate with backend.
- Analyze, benchmark, and optimize mobile applications for performance, scalability, and efficiency.
- Balance feature development with technical debt reduction and long-term platform sustainability.
- Improve developer experience through tooling enhancements, workflow automation, and release process optimization.
- Mentor and develop mobile engineers, supporting skill growth and career progression.
- Support hiring, onboarding, and retention of top mobile engineering talent.
Qualifications
- 8+ years of professional software engineering experience, including significant hands-on mobile development.
- 2+ years of experience in technical leadership or team lead capacity.
- Strong experience building and scaling React Native applications in production environments.
- Solid understanding of native mobile platforms (iOS and Android) and their integration with cross-platform frameworks.
- Proficiency in React Native, TypeScript
- Experience designing and consuming RESTful APIs and real-time service integrations.
- Strong problem-solving skills with the ability to balance business priorities and technical excellence.
- Excellent communication and collaboration skills (Polish B2+ & English B2+)
Office location: Kraków, Poland
Work Style: hybrid (2-3 days from the office / week).
Salary level: 28 000 – 32 000 PLN/ month
Skills Required
- 8+ years of professional software engineering experience
- 2+ years of experience in technical leadership or team lead capacity
- Strong experience building and scaling React Native applications
- Solid understanding of native mobile platforms (iOS and Android)
- Proficiency in React Native and TypeScript
- Experience designing and consuming RESTful APIs
- Excellent communication and collaboration skills (Polish B2+, English B2+)
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The Company
What We Do
OneRail is a leading omnichannel fulfillment solution that pairs best-in-class software with logistics as a service to provide dependability and speed. Their platform utilizes AI to connect shippers with a courier ecosystem, automating and optimizing the delivery supply chain.
