Staff Software Engineer (Messaging Protocol)

About Jobgether

Jobgether is a platform that connects job seekers with remote opportunities across various industries.

Job Summary

We are currently looking for a Staff Software Engineer (Messaging Protocol) in South America and North America. We are seeking a highly experienced Staff Software Engineer to design, build, and maintain cutting-edge messaging protocols and mobile SDKs.

Key Responsibilities

• Build and maintain mobile SDKs for iOS, Android, and React Native, implementing Rust-to-mobile bindings for optimal performance.
• Develop and enhance the encrypted messaging protocol, including multi-device synchronization and scalable content types.
• Collaborate with teammates to design systems, evaluate trade-offs, and implement improvements balancing security, scalability, and efficiency.
• Contribute to open-source initiatives, ensuring SDKs and APIs are intuitive, well-supported, and empower developers.
• Engage in technical leadership, guiding architectural decisions and best practices for messaging protocols.
• Troubleshoot complex technical issues and optimize developer-facing tools for reliability and performance.
• Mentor junior engineers and contribute to knowledge sharing across the team.

Requirements

• 10+ years of professional experience as a staff-level software engineer.
• Expertise in mobile development with Kotlin, Swift, React Native, or C++, including production-ready SDK delivery.
• Solid experience with Rust or strong interest in learning Rust and building Rust-to-mobile bindings.
• Proven experience developing communication protocols, SDKs, or developer-facing APIs with focus on performance, scalability, and security.
• Familiarity with adversarial systems design and security risk mitigation.
• Prior open-source contributions and public technical communication experience.

Benefits

• Competitive compensation: $230k–$265k