Backend Engineer

📍 Warsaw, Poland
📍 Krakow, Poland
PLN 237,600-400,800 per year
MIDDLE SENIOR
✅ Hybrid

Used Tools & Technologies

Not specified

Required Skills & Competences

Security @ 3 Docker @ 3 ElasticSearch @ 3 Go @ 3 Grafana @ 3 Kubernetes @ 3 MySQL @ 6 Redis @ 3 DevOps @ 3 GitHub @ 3 NoSQL @ 3 ArgoCD @ 3 Communication @ 3 Git @ 3 PHP @ 3 RabbitMQ @ 3 Microservices @ 3 API @ 3 QA @ 3 Design Patterns @ 3

Details

The world’s most advanced VPN, and a whole lot more.

If you’re a curious problem-solver who carves their own path, join the team behind Threat Protection Pro, the NordLynx protocol, and the fastest VPN on the planet — tools that put privacy, security, and control back in people’s hands.

Your impact? Helping millions take back control of their online security, privacy, and data.

Responsibilities

  • Design and develop highly scalable, resilient and secure microservices.
  • Write high quality code that is tested, maintainable and performs well under load.
  • Collaborate with your team members, QA, devops and security teams on day to day tasks.
  • Ship new features and fixes successfully and on time.
  • Create technical designs and write documentation.
  • Perform R&D operations and find solutions to new and challenging problems we encounter;
  • Mentor colleagues and provide technical guidance when needed.
  • Demonstrate ownership of tasks from start to finish.
  • Constantly learn and grow professionally.

Requirements

  • In depth knowledge of PHP and/or Go programming languages.
  • Proven experience building and integrating REST API microservices.
  • Adhering to good system design patterns.
  • Knowledge of clean code design patterns and OOP principles.
  • Deep relational DB knowledge (preferably MySQL).
  • Good working knowledge of NoSQL databases (preferably Redis).
  • Experience with message queues (preferably RabbitMQ).
  • Experience working with Git and source code repositories (preferably GitLab).
  • Good written and verbal communication skills in English.
  • Integrity and an ownership mindset.

Bonus

  • Higher education in IT, Engineering or other STEM fields.
  • Experience with Docker and Kubernetes.
  • Experience with client-side programming (web, mobile apps).
  • DevOps or IT administration experience.
  • An active GitHub account with code examples.

Tools You Will Use

  • Go
  • PHP
  • MySQL
  • Redis
  • RabbitMQ
  • Grafana
  • Docker
  • Kubernetes
  • ArgoCD
  • ElasticSearch

Salary Range

  • Gross Salary 19,800 - 33,400 PLN / Month (19800 - 33400 PLN/month).