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Nord Security

Backend Engineer | Mid-Senior | Transition to Go | Saily

Nord Security
Lithuania · Full-time · Not Applicable
At Saily, we’re removing the hassle from getting secure data plans while traveling.

No roaming charges, no plastic SIM cards. Just fast, secure mobile data in 200+ countries. Join the team behind Lonely Planet’s #1 eSIM—built for explorers, powered by NordVPN.

Your impact? Helping people stay securely connected, wherever they go.

Main Responsibilities

  • Enhancing the Saily product by developing and maintaining new features
  • Create features to support layers of multi-dimensional personalization, A/B experimentation, and analytics
  • Develop and maintain a high-quality codebase
  • Seek to improve code and performance constantly
  • Mentor colleagues on development best practices & provide technical guidance
  • Exercise influence on the overall vision and long-range goals of your team
  • Perform R&D operations whenever required
  • Work as part of a cross-functional team and help to ensure smooth communication between all team members
  • Collaborate with engineering, product, and design professionals from other teams
  • Please keep in mind that this position requires office attendance 3 times a week!




Core Requirements

  • Over 4 years of experience in backend development
  • Preferably with a background in Python, PHP, or Ruby languages
  • System design is nothing new to you, and you know what patterns to use, when, and why
  • Previous experience in working with K8s and microservice architecture is a plus
  • Previous experience with SQL (MySQL, PostgreSQL) and NoSQL (Cassandra, Redis) solutions
  • Previous experience with Kafka
  • Passionate about building APIs that are easy to use and simple to understand
  • A collaborative mindset where you love to discuss, rethink, and redesign your ideas that create shared success within your team and the company




Tools You Will Use

  • Go
  • MySQL
  • Kafka
  • Kubernetes
  • AWS
  • Redis




Salary Range

  • Gross Salary - 3500 - 7200 EUR / month



Key Skills

Ranked by relevance

postgresql cassandra python nosql mysql redis ruby sql php
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Posted
Nov 03, 2025
Type
Full-time
Level
Not Applicable
Location
Kaunas
Company
Nord Security

Industries

Transportation Logistics Supply Chain Storage

Categories

Engineering Information Technology

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