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

at Nord Security
📍 Vilnius, Lithuania
📍 Kaunas, Lithuania
EUR 42,000-86,400 per year
MIDDLE SENIOR
✅ Hybrid

SCRAPED

Used Tools & Technologies

Not specified

Required Skills & Competences ?

Go @ 3 Kafka @ 3 Kubernetes @ 1 MySQL @ 3 Redis @ 3 Ruby @ 3 Python @ 3 SQL @ 3 R @ 3 NoSQL @ 3 AWS @ 3 Communication @ 3 PHP @ 3 PostgreSQL @ 3 API @ 3 Experimentation @ 3 Design Patterns @ 6 Cassandra @ 3

Details

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.

Responsibilities

  • Enhance 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 constantly improve code and performance.
  • Mentor colleagues on development best practices and provide technical guidance.
  • Influence 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 ensure smooth communication between team members.
  • Collaborate with engineering, product, and design professionals from other teams.
  • Note: this position requires office attendance 3 times a week.

Requirements

  • Over 4 years of experience in backend development.
  • Preferably a background in Python, PHP, or Ruby.
  • Strong understanding of system design and design patterns (know what patterns to use, when, and why).
  • Previous experience with Kubernetes 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: enjoy discussing, rethinking, and redesigning ideas to create shared success.

Tools / Technologies

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

Benefits

  • Not specified in the job posting.