Remote Linux Systems Engineer – Fintech Infra & CI/CD

Quadcode; New York (NY); Teletrabalho; USD 84 000 - 134 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Remote work

Competitive EUR compensation

Flexible hours

AI subscriptions

Resumo da oferta

Quadcode is a fintech company offering a SaaS trading platform behind our flagship internal product. We seek a Linux Administrator to join the Ops team, supporting PHP/Go applications and running 2,000+ VMs and 300+ physical servers on Ubuntu.

You will automate, troubleshoot, and scale infrastructure, collaborating with development teams to keep services reliable in production. The role emphasizes infrastructure automation, PCI DSS compliance, and cross-team coordination in a remote, full-time

Qualificações

• 3+ years of hands-on experience administering Linux servers in production environments.
• Strong practical knowledge of Linux internals, networking, system services and troubleshooting.
• Experience administering PostgreSQL and/or Greenplum.
• Experience with containerization and orchestration technologies, including Docker and Kubernetes.
• Hands-on experience with Ansible for infrastructure automation.
• Good scripting skills with Python and/or Bash.
• Hands-on experience with CI/CD, particularly GitLab CI and/or Jenkins.
• Experience with monitoring, logging and system profiling, particularly Prometheus and Grafana.
• Fluent Russian (C2 or higher) for communication with the team.
• English B1+ for technical documentation and written communication.

Responsabilidades

• Administer Linux servers (Ubuntu) across development and production environments.
• Administer PostgreSQL databases and Greenplum clusters, including performance and reliability troubleshooting.
• Administer and support KeyDB, ClickHouse and Kafka.
• Configure and maintain infrastructure services such as Nginx, Jenkins, GitLab CI, DataHub, Allure and Airflow.
• Automate infrastructure and operational tasks using Ansible, as well as scripting with Python, Bash and other languages.
• Work with Docker and Kubernetes environments, including application deployments using Helm.
• Monitor production systems, troubleshoot incidents and improve system performance and reliability.
• Build and maintain CI/CD pipelines, working with tools such as GitLab CI and Jenkins.
• Work with OpenStack and AWS infrastructure.
• Support development teams with infrastructure-related issues and their working environments.
• Work closely with the Infrastructure team to troubleshoot issues and coordinate infrastructure changes, including new hardware provisioning.
• Contribute to security practices and PCI DSS requirements.

Conhecimentos

Linux administration

PostgreSQL

Greenplum

Docker

Kubernetes

Ansible

Python

Bash

GitLab CI

Jenkins

Prometheus

Grafana

OpenStack

AWS

Russian language

English technical writing

Ferramentas

Nginx

Jenkins

GitLab CI

DataHub

Allure

Airflow

Helm

Docker

Kubernetes

OpenStack

AWS

Patroni

Ceph

Descrição da oferta de emprego

Quadcode is a fintech company offering a SaaS trading platform behind our flagship internal product. We seek a Linux Administrator to join the Ops team, supporting PHP/Go applications and running 2,000+ VMs and 300+ physical servers on Ubuntu.

You will automate, troubleshoot, and scale infrastructure, collaborating with development teams to keep services reliable in production. The role emphasizes infrastructure automation, PCI DSS compliance, and cross-team coordination in a remote, full-time