Senior Software Engineer with Python and Go (f/m/x)

Sii Poland; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Job summary

Sii Poland is seeking an experienced Senior Developer to design and build middleware and integration platforms. You will focus on automating enterprise processes, connecting GitLab with Jira, Elastic Stack, and Open Policy Agent, and creating reusable APIs for automation across the software lifecycle.

You will develop CI/CD components for GitLab, work with cloud technologies like Kubernetes/OpenShift/Azure, and maintain Linux systems knowledge to deliver reliable automation solutions.

Qualifications

• Min. 5 years of experience in software development and integration solutions.
• Strong knowledge of Python and Go.
• Extensive experience with CI/CD pipelines in GitLab and creating reusable CI components.
• Experience in building and using REST APIs.
• Knowledge of databases such as Redis and SQLite.
• Experience with cloud technologies: Kubernetes, OpenShift, and Azure.
• Familiarity with Elastic Stack and Open Policy Agent is a plus.
• English language proficiency at a minimum B2 level.

Responsibilities

• Designing and developing middleware services and integration platforms using Python and Go.
• Creating robust integrations between GitLab and Jira, and other platforms like Elastic Stack and OPA.
• Building reusable services, libraries, and APIs to support automation and orchestration of processes.
• 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

CI/CD Pipelines

REST APIs

Redis

SQLite

Kubernetes

OpenShift

Azure

Elastic Stack

Open Policy Agent

English (B2)

Tools

GitLab

Elasticsearch

Kibana

Logstash

Beats

Job description

We are looking for an experienced person for the position of Senior Developer (f/m/x) to join the team focused on designing and developing integration solutions that automate enterprise platforms such as GitLab and Jira. In this role, you will concentrate on creating middleware, automation tools, and CI/CD components in GitLab that improve software delivery processes and operational efficiency. Your task will be to deliver reliable automation solutions supporting the software development lifecycle in the organization. If you have a passion for creating innovative solutions, this offer is for you.
Your tasks

• Designing and developing middleware services and integration platforms using Python and Go
• Creating robust integrations between GitLab and Jira, as well as other platforms such as Elastic Stack and Open Policy Agent
• Building reusable services, libraries, and APIs to support automation and orchestration of processes
• Designing and implementing CI/CD components for GitLab
• Creating cloud applications and middleware
• Maintaining awareness of Linux system operations and Linux shell commands
  

Requirements

• Min. 5 years of experience in software development and integration solutions
• Strong knowledge of programming languages Python and Go
• Strong experience working with CI/CD pipelines in GitLab and creating reusable CI components for GitLab
• Extensive experience in building and using REST APIs
• Knowledge of database technologies such as Redis and SQLite
• Experience working with cloud technologies such as Kubernetes, OpenShift, and Azure
• Familiarity with Elastic Stack (Elasticsearch, Kibana, Logstash, Beats) and Open Policy Agent (OPA) will be an additional advantage
• English language proficiency at a minimum B2 level

Job no. JOB-8B2J8
Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws.