Backend Engineer (m/f/x)

GRID eSports GmbH; Wrocław; On-site; PLN 180,000 - 240,000; Full time

Job summary

GRID eSports GmbH in Wrocław is seeking a software engineer to build greenfield, mission-critical services in a fast-paced startup environment. You will shape GRID's tech landscape with colleagues and shape architecture through collaborative discussions.

You will work closely with product stakeholders to communicate progress, ensure robust testing, monitoring and scalable API design, while leveraging Docker/Kubernetes and modern CI/CD workflows.

Qualifications

• 3+ years of commercial software development experience.
• Proficiency in Kotlin or Go and strong typing.
• Explicit (nullable) types and minimal contracts.
• Strong focus on robust, testable code foundations.
• Automated testing, monitoring and alerting in pipelines.
• Experience with CI/CD pipelines.
• API design skills: REST/GraphQL.
• Familiarity with microservices, containers and orchestration.
• Knowledge of JIRA, Agile and Scrum frameworks.
• Clear communication with remote teams.
• Good attention to detail and CET timezone compatibility.

Responsibilities

• Build greenfield, mission-critical services and improve reliability of existing systems.
• Contribute to GRID's tech landscape with experienced teams.
• Participate in architecture discussions and promote good practices.
• Collaborate with product stakeholders to communicate progress and considerations.

Skills

3+ years exp

Kotlin / Go

Nullable types

Strong contracts

Automated testing

Monitoring & alerting

CI/CD

REST / GraphQL

Microservices

Docker / Kubernetes

JIRA / Agile / Scrum

Communication with remote teams

Attention to detail

CET time-zone

Tools

Docker

Kubernetes

Job description

• Are you passionate about building event-driven systems?
• Do you have a strong grasp of Kotlin or Go?
• Do you enjoy finding solutions for significantly impactful challenges?

If the answers to the above questions are yes, then this role could be ideal for you!

What you will do

• Build greenfield mission-critical services and expand the reliability of existing ones
• Help to shape GRID's technological landscape together with experienced colleagues
• Participate in architectural discussions, providing feedback to coworkers and ensuring good practices
• Work closely together with product stakeholders to communicate progress and considerations effectively

Your skills will include (must have)

• Minimum of 3 years of commercial experience
• Deep knowledge of a strongly typed language (preferably Kotlin / Go)
• Explicit (nullable) types
• Strong, minimal contracts
• Helpful abstractions and class hierarchies / compositions (introduced at an appropriate time)
• Ambition to build robust, high-quality mission-critical systems, leveraging the power of:
• Automated testing
• Automated monitoring and alerting
• CI/CD infrastructure
• Know-how of good API design (preferably REST / GraphQL), paying attention to:
• Documentation
• Self-documenting naming and structures
• Minimal and extendable contracts (while minimizing breaking changes)
• Experience with GraphQL/REST APIs, micro-service architecture and container / orchestration systems (preferably Docker / Kubernetes), while bearing in mind:
• Complexity trade-offs
• Fault-tolerance design
• Knowledge of JIRA, Agile and Scrum
• Good communication skills, especially when working with remote teams
• Good attention to detail
• Being able to work CET time-zone

Nice to have

• Production experience with designing and maintaining GraphQL APIs.
• Knowledge of eSports and gaming.
• The ability to thrive in a fast-paced software startup that has incredible potential
• A passion for software engineering while writing clean, well-tested code
• Enthusiasm for working in a Lean, fully Agile environment
• Comfortable using AI tooling where necessary (ex. open code, github copilot, claude code)
• Knowledge of modern AI workflows

What you can expect from GRID’s Engineering Team

• Impactful: With a robust CI/CD process, and a full suite of automated tests our engineers ship daily, allowing you to make impact on the product from day one with peace of mind
• Agile & Inclusively: We’ve developed our own kanban-based way of working that is constantly being improved and adapted by the self-organizing product-engineering teams. Opinions and ideas are valued from all
• Quality: Achieved by ensuring detailed stories and epics, high test coverage, a thorough code-review process, consciously taking on technical debt and an open culture of sharing opinions
• Organized: We strive for considered decisions, creating software that lasts. We document them in decision records, which any engineer in any team can drive