Senior Software Engineer - GitLab CI/CD & Integrations

Sii Poland; Białystok; On-site; PLN 180,000 - 260,000; Full time

Job summary

Sii Poland is seeking an experienced Senior Developer (f/m/x) to design and implement integration solutions that automate enterprise platforms such as GitLab and Jira. You will build middleware, automation tools, and CI/CD components in GitLab to improve software delivery.

You will create reusable services and REST APIs, work with Redis/SQLite databases, and leverage Kubernetes, OpenShift, Azure, Elastic Stack, and Open Policy Agent.

Qualifications

• Min. 5 years of experience in software development and integration solutions.
• Strong knowledge of programming languages Python and Go.
• Extensive experience in CI/CD pipelines in GitLab and reusable CI components.
• Experience building REST APIs.
• Knowledge of Redis and SQLite databases.
• Experience with Kubernetes, OpenShift and Azure.
• Familiarity with Elastic Stack and Open Policy Agent is a plus.
• English proficiency at least B2.

Responsibilities

• Designing and developing middleware services and integration platforms using Python and Go.
• Creating robust integrations between GitLab and Jira and other platforms.
• Building reusable services, libraries, and APIs to support automation.
• Designing and implementing CI/CD components for GitLab.
• Creating cloud applications and middleware.
• Maintaining awareness of Linux system operations and shell commands.

Skills

Python

Go

GitLab CI/CD

REST APIs

English B2

Tools

GitLab

Elastic Stack

Open Policy Agent

Kubernetes

OpenShift

Azure

Redis

SQLite

Linux shell

Job description

Sii Poland is seeking an experienced Senior Developer (f/m/x) to design and implement integration solutions that automate enterprise platforms such as GitLab and Jira. You will build middleware, automation tools, and CI/CD components in GitLab to improve software delivery.

You will create reusable services and REST APIs, work with Redis/SQLite databases, and leverage Kubernetes, OpenShift, Azure, Elastic Stack, and Open Policy Agent.