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Senior Software Engineer (Edge – Devices & Mobile, Rust)

Jobgether • Finland
Remote
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AI Summary

Build and scale a cross-platform Rust peer runtime for Windows, Android, and Linux (with macOS expansion). Focus on mobile device infrastructure, networking, security, and distributed systems. Requires 5+ years of Rust experience, OS internals, FFI, and production-grade software development.

Key Highlights
Cross-platform Rust peer runtime for Windows, Android, Linux (macOS expansion)
Mobile device infrastructure with focus on networking, security, and distributed systems
5+ years of Rust experience required, with OS internals, FFI, and production-grade software

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Key Responsibilities
Design and maintain a cross-platform Rust peer runtime for Windows, Android, and Linux (future macOS support)
Manage process lifecycles, background execution, networking, and operational stability across diverse hardware environments
Expand platform to Android using NDK/JNI, addressing foreground services, battery optimization, and mobile network constraints
Integrate native networking technologies (Chromium's Cronet, C++) into Rust libraries
Work with FFI, OS APIs, and ensure safe memory management and cross-language interoperability
Collect and analyze hardware/OS signals (TCP, TLS, HTTP) for network realism improvements
Develop device-level observability and performance metrics (uptime, bandwidth, availability)
Expand peer capabilities for workloads like CAPTCHA solving and browser rendering
Participate in on-call rotations, investigate production incidents, and improve system reliability
Contribute to technical documentation, architecture proposals, and engineering standards
Technical Skills Required
Rust Cross-platform systems engineering Networking (TCP/TLS/HTTP)

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Nice to Have
Experience with residential proxy networks, peer-to-peer applications, or large-scale device farms
Knowledge of browser internals and Chromium networking technologies
Familiarity with gRPC, Protocol Buffers, mutual TLS (mTLS), Prometheus, Grafana, OpenTelemetry, Kubernetes, and cloud infrastructure
Exposure to AI, networking, distributed systems, and web data collection technologies

Job Description

We are looking for an experienced Software Engineer with strong Rust expertise to help build and scale a sophisticated, cross-platform device infrastructure.

In this role, you will develop and maintain a reliable peer runtime across Windows, Android, and Linux, with future expansion to macOS. You will work at the intersection of systems engineering, mobile platforms, networking, and distributed infrastructure.

Accountabilities:

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Job Overview
Posted Nov 04, 2026
Employment Full-time
Experience Mid-Senior level
Location Finland
Category Mobile
Company Jobgether
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