Full-Stack Engineer (Python / React)

Short Summary

Full-Stack Engineer (Python / React) at Sigma Software. About the employer Looking for an opportunity to work on scalable cloud-native systems within the telecommunications domain? We are searching for a Middle Full Stack Engineer with strong Python expertise and solid React skills to join an international team building a modern Product Information Service. CUSTOMER Our Customer is a leading Swedish telecommunications…

Key Details

• Position / opportunity: Full-Stack Engineer (Python / React)
• Organization: Sigma Software
• Country / coverage: Poland
• Location: Warsaw, Masovian Voivodeship, Poland
• Work arrangement: Remote
• Opportunity type: Remote work opportunities
• Sector: Information Technology
• Compensation: Not specified
• Application deadline: Not specified by source

Description

About the employer

Looking for an opportunity to work on scalable cloud-native systems within the telecommunications domain? We are searching for a Middle Full Stack Engineer with strong Python expertise and solid React skills to join an international team building a modern Product Information Service.

CUSTOMER

Our Customer is a leading Swedish telecommunications company delivering innovative large-scale technology solutions across complex infrastructure environments. Operating internationally and serving millions of users, the company collaborates with global technology leaders to drive digital transformation initiatives and modernize enterprise connectivity services through cloud-native and data-driven solutions.

PROJECT

The team is developing a Product Information Service — a scalable cloud-native platform designed to manage product-related data and enable seamless integration across multiple systems. The solution focuses on reliable data management, API development, and distributed system integration to ensure efficient information flow between platforms.

As part of the project, you will participate in the full software development lifecycle, contributing to architecture discussions, implementation, testing, deployment, and continuous improvement initiatives within a modern engineering environment.

Key Technologies: Python, React, TypeScript, PostgreSQL, Kubernetes, GitLab CI, Microsoft Azure, REST APIs

Responsibilities

Develop and maintain Back-end and Front-end components of a web-based data-intensive system

Design, implement, and support REST APIs and integrations with internal platforms and services

Build and maintain scalable applications and database solutions

Write clean, maintainable, and testable code following engineering best practices

Create and maintain unit, integration, and end-to-end tests

Participate in code reviews and contribute to technical documentation

Collaborate closely with stakeholders, engineers, and product teams during regular meetings and planning sessions

Participate in Agile ceremonies including estimation, backlog grooming, sprint planning, and retrospectives

Contribute to system reliability, deployment automation, and performance optimization activities

Qualifications

3+ years of professional software development experience with Python

Strong experience with SQL and PostgreSQL

Working knowledge of TypeScript and React

Experience building and maintaining RESTful APIs

Understanding of cloud infrastructure and modern application deployment approaches

Familiarity with Kubernetes and containerized environments

Experience with CI/CD practices and related tools such as GitLab CI

Understanding of software development best practices, testing approaches, and code quality standards

Upper-Intermediate English level

WILL BE A PLUS

Experience with Next.js

Experience with Microsoft Azure, especially AKS

Familiarity with MCP and RAG-based systems

Additional information

PERSONAL PROFILE

Strong problem-solving and analytical skills

Ability to work independently and collaboratively within distributed teams

Good communication and stakeholder interaction skills

Proactive mindset with attention to quality and maintainability

Willingness to contribute to technical discussions and continuous improvement initiatives

Responsibilities

• Develop and maintain Back-end and Front-end components of a web-based data-intensive system
• Design, implement, and support REST APIs and integrations with internal platforms and services
• Build and maintain scalable applications and database solutions
• Write clean, maintainable, and testable code following engineering best practices
• Create and maintain unit, integration, and end-to-end tests
• Participate in code reviews and contribute to technical documentation
• Collaborate closely with stakeholders, engineers, and product teams during regular meetings and planning sessions
• Participate in Agile ceremonies including estimation, backlog grooming, sprint planning, and retrospectives
• Contribute to system reliability, deployment automation, and performance optimization activities

Requirements / Eligibility

• 3+ years of professional software development experience with Python

  Strong experience with SQL and PostgreSQL

  Working knowledge of TypeScript and React

  Experience building and maintaining RESTful APIs

  Understanding of cloud infrastructure and modern application deployment approaches

  Familiarity with Kubernetes and containerized environments

  Experience with CI/CD practices and related tools such as GitLab CI

  Understanding of software development best practices, testing approaches, and code quality standards

  Upper-Intermediate English level

  WILL BE A PLUS

  Experience with Next.js

  Experience with Microsoft Azure, especially AKS

  Familiarity with MCP and RAG-based systems

How To Apply

Select Apply now to complete the application for this position. Submit the documents requested in the application form.