# Backend Engineer | Senior | Saily at Nord Security - Company: Nord Security - Status: Open - Workplace: Hybrid - Location: Vilnius · Remote · Kaunas - Level: Senior - Discipline: Backend - Employment: Full-time - Salary: €6,000–7,200/mo - Posted: 2026-10-07 - Skills: Saily, Engineering - Apply: https://jobs.ashbyhq.com/nord-security/69e11751-0106-4c7a-8221-9fd6642804eb ## Description At Saily, we're removing the hassle of staying connected while traveling — no roaming fees, no plastic SIM cards, just lightning-fast, secure mobile data in 200+ destinations. Millions of paying customers trust us, and hundreds of thousands of travelers browse Saily at any given moment. We're not looking for someone to close tickets. We're looking for a builder — someone who has shipped products real people use, felt the pain of a 2 AM incident on something they care about, and gets a kick out of seeing a metric move because of something they built.   OUR CULTURE: AI-NATIVE PRODUCT ENGINEERING - The Engineer is the builder — responsible for solving customer problems end-to-end, from idea to production - AI Agents are the enablers — they write most of the code and handle repeatable tasks, so you maximize your impact - Everyone makes Saily more effective — you suggest what to delegate to agents, then implement the changes - Curiosity, learning, and sharing are everyone's job - The customer — a traveler on a comfortable, connected, hassle-free journey — never leaves our focus We value growth over comfort, contribution over hierarchy, and impact over process. We give sharp people context, autonomy, and AI as their multiplier — and expect their best work in return. Main Responsibilities - Own product features end-to-end: from shaping the idea with Product and Design to shipping, measuring, and iterating - Build features supporting multi-dimensional personalization, A/B experimentation, and analytics - Make technical decisions with a product lens — you'll know More Nord Security roles: https://deviantjobs.com/companies/nord-security