Senior DevOps Engineer (AWS & Data Infrastructure)

November 14, 2026

Hybrid

Senior

Wrocław, Poland

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Mandatory office attendance

Description

This hands-on role focuses on scaling, automating, and improving cloud infrastructure, with ownership of reliable, secure, and scalable production systems. The engineer will also help build a data warehouse and real-time data processing infrastructure using ClickHouse and Amazon Kinesis.

Responsibilities

Own and improve production infrastructure running on AWS, ensuring high availability, security, scalability, and performance
Design, automate, and maintain infrastructure using Terraform and Ansible
Build, maintain, and continuously improve CI/CD pipelines, deployment processes, and infrastructure automation
Manage and troubleshoot Linux-based systems, networking components, load balancers, and reverse proxies, including nginx and HAProxy
Improve infrastructure observability through monitoring, logging, alerting, and proactive detection of potential issues
Investigate production incidents, perform root cause analysis, and implement long-term solutions to prevent recurrence
Help design and operate new DWH infrastructure based on ClickHouse and Amazon Kinesis, including ingestion, streaming, scalability, and operational reliability
Improve disaster recovery, backup strategies, capacity planning, and infrastructure resilience
Identify opportunities to optimize AWS infrastructure costs without compromising reliability or performance
Collaborate with development, security, and engineering teams on infrastructure architecture and technical improvements

Requirements

At least five years of experience in DevOps, SRE, Infrastructure Engineering, or a similar role, managing production environments
Strong Linux administration skills, including system troubleshooting, performance analysis, and optimization
Hands-on experience with AWS, particularly EC2, VPC, IAM, RDS, and related infrastructure services
Practical experience with Infrastructure as Code tools such as Terraform and/or Ansible
Solid understanding of networking fundamentals, including TCP/IP, DNS, routing, VPN, load balancing, and TLS
Experience building and maintaining CI/CD pipelines
Strong knowledge of nginx, reverse proxies, and load-balancing technologies
Experience with monitoring and observability tools such as Prometheus, Grafana, or equivalent solutions
Scripting and automation skills using Bash and/or Python
Good understanding of infrastructure security, high availability, backup and recovery, and disaster recovery principles
Experience troubleshooting complex production issues and identifying their underlying causes
A proactive, ownership-driven mindset and the ability to independently design and implement technical solutions
Nice to have: experience deploying, operating, or optimizing ClickHouse
Nice to have: familiarity with Amazon Kinesis, Apache Kafka, or other streaming technologies
Nice to have: experience supporting data warehouses, ETL/ELT pipelines, or real-time data platforms
Nice to have: experience with Oracle Database, PostgreSQL, or Redis
Nice to have: familiarity with SRE practices, including SLI/SLO definitions, incident management, and capacity planning
Nice to have: knowledge of fintech security and compliance requirements, particularly PCI DSS
Nice to have: experience designing highly available, fault-tolerant, or multi-region AWS architectures

Conditions

Full-time employment
Work in a hybrid model, with flexible office spaces available worldwide
Use a training budget for professional and personal development
Join employee-led hobby groups and shared-interest activities
Take part in physical and mental wellness initiatives
Attend year-round celebrations, social gatherings, and team-building activities

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