Senior Flutter Developer

Job not on LinkedIn

🔥 1 minute ago

🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

🖥 Software Engineer

👻 Ghost score 15%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Yadda

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2019

🔒 Cybersecurity

☁️ SaaS

👥 B2C

Cybersecurity • SaaS • B2C

Yadda is a privacy-first security software company that builds consumer and team-facing apps to help people protect their data, access information freely, and use the web with confidence. Founded in 2018, Yadda emphasizes privacy, secure access, careful operations, and resilient delivery; it operates 100% remotely and reports over 1M users and multiple global endpoints. The company ships software for individuals and teams, focusing on secure, privacy-preserving connectivity and tools people can trust and recommend to friends and family.

📋 Description

• Develop the client application, including features, architecture, performance, and release stability • Write and maintain native code for iOS, Android, Windows, and Linux where Flutter is insufficient • Understand connection behavior in real-world networks, including disconnections, channel degradation, failover, and operator-specific characteristics • Manage features end-to-end from planning and technical solution through implementation, release, and metrics or impact tracking • Troubleshoot bugs to their root cause, including issues outside Dart, collaborating with related engineers as needed • Maintain and develop forks of third-party plugins and kernels to ensure compatibility and predictable behavior • Collaborate with developers and backend/infrastructure domain owners • Participate in Welcome Call, Technical Call, and Pre-Offer Call interview stages

🎯 Requirements

• Fluency in Russian and English (B2+) • 5+ years of experience in mobile development, with significant experience in Flutter and complex production projects • Native development for iOS and Android • Thorough mastery of one mobile platform, including custom modules, platform channels or Pigeon, and system APIs • Proficiency in the other mobile platform for confident coding and debugging • Experience with network layers below the HTTP client, including TCP, UDP, TLS, sockets, routing, and connection behavior during disconnections and degradation • Experience debugging networks at the native-code and Go-kernel level • Low-level experience with C, C++, Go, Rust, dart:ffi, cgo, or binary formats • End-to-end feature ownership, including problem definition, technical solution, specification, release, and post-release metrics • Ability to coordinate with backend and infrastructure owners and drive changes to successful outcomes • Strong debugging and investigation skills, including root-cause analysis across layers • Ability to verify hypotheses with prototypes and make informed decisions without ready-made solutions • Experience with unit, widget, integration, and end-to-end testing • Nice to have: VPN protocols such as WireGuard, OpenVPN, Xray, and Amnezia • Nice to have: binary protocols, custom protocol implementations, strict memory constraints, and real-time development • Nice to have: server-side development, Go, Python, Linux nodes, Docker, and basic DevOps • Nice to have: desktop services and daemons, privilege escalation, system components, OS-level networking, installers, and build signing • Nice to have: development infrastructure including GitHub Actions, Fastlane, and Codemagic • GitHub profile required for application

🏖️ Benefits

• Work from anywhere — fully remote, except Russia, Belarus, China, Syria, Iran, Yemen, North Korea, and some other regions • Flexible 5-day week with start time flexibility, loosely aligned to CET • Full home-office setup with all necessary equipment provided • 40 flexible paid days off • Paid sick leave • VHI • Wellness support • Language courses • Mental health support • Referral program • Annual development budget • In-person team meet-ups

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