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November 3, 2026

Junior Full-Stack Engineer

Junior • On-site

Warsaw, Maz, Poland

Quick Facts

  • Role: Junior Full-Stack Engineer
  • Work style: Agile and cross-functional; hybrid and remote options

Description

Develop, maintain, and enhance features across web applications and services. Contribute throughout the full software development lifecycle, including implementation, testing, deployment, and monitoring. Debug, troubleshoot, and optimize existing applications while supporting CI/CD pipelines and integrations with APIs, databases, and third-party services.

Responsibilities

  • Develop, maintain, and enhance features across web applications and services
  • Contribute to all phases of the software development lifecycle, including implementation, testing, deployment, and monitoring
  • Debug, troubleshoot, and optimize existing applications and services
  • Write clean, maintainable, and testable code following engineering best practices
  • Create and maintain automated tests to ensure software quality and reliability
  • Participate in code reviews and pair programming sessions to improve code quality and share knowledge
  • Collaborate with product managers, designers, and fellow engineers to deliver high-quality solutions
  • Support CI/CD pipelines and integrations with APIs, databases, and third-party services
  • Take ownership of the services and features you build following a “You Build It, You Run It” mindset
  • Continuously learn and contribute ideas for improving products, processes, and the technology stack

Requirements

  • Degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience
  • First professional experience in software development via internships, working student positions, university projects, personal projects, or a junior engineering role
  • Experience with C# and the .NET ecosystem
  • Basic understanding of frontend technologies such as JavaScript/TypeScript and modern web frameworks
  • Familiarity with ASP.NET Core, REST APIs, and modern web application architectures
  • Knowledge of relational databases, preferably Microsoft SQL Server
  • Understanding of software engineering fundamentals (testing, debugging, clean code)
  • Experience with Git and collaborative development workflows
  • Basic knowledge of containerization and DevOps practices (e.g., Docker, CI/CD, Infrastructure as Code)
  • Eagerness to learn across the full stack, including backend, frontend, databases, testing, monitoring, and operations
  • Strong communication skills and a collaborative mindset
  • Fluent English skills; German is a plus

Nice to have

  • Experience with Microsoft Azure services and/or Google Cloud Platform (GCP)
  • Experience with Docker and containerized applications
  • Familiarity with Azure DevOps, GitHub Actions, or comparable CI/CD tools
  • Knowledge of Entity Framework Core
  • Exposure to Infrastructure as Code solutions such as Terraform
  • Exposure to messaging, monitoring, and observability tools
  • Experience with modern frontend frameworks such as React, Angular, or Vue.js
  • Interest in cloud-native architectures and modern software engineering practices

Benefits

  • Employment contract with stable employment
  • Corporate incentive program, sport card, private medical care
  • Lunch card: additional funds for meal purchases (with cooperation extended and permanent contract)
  • Hybrid work model: 2 days per week from home
  • Workation: remote work from European countries for up to 15 days per year
  • Flexible working hours (start working between 7 and 10)
  • Training for hard and soft skills
  • New office location; remote work is also available
  • No rigid dress code
  • Friendly atmosphere and priority on open communication

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