Backend Software Developer

17 Minutes ago • 2 Years +

Backend Development

Job Description

Join our team as a Backend Software Developer to build robust, high-performance services using .NET Core in a modern Service-Oriented Architecture. You will implement scalable backend services in C#, participate in code reviews, maintain high code standards, and work within Agile (Scrum) methodologies. Stay updated with the latest .NET ecosystem technologies to enhance our product and processes.

Good To Have:

Experience with messaging systems or message brokers (e.g., ActiveMQ).
Familiarity with .NET libraries such as Serilog, Dapper, Newtonsoft Json, Autofac, Polly, and Refit.
Experience working on large-scale, multi-user systems with High Availability, High Concurrency, and High Load requirements.
Experience with deployment tools like IIS, Kestrel, and Kubernetes (K8).
Familiarity with Jira, Confluence, and CI/CD tools, preferably Azure DevOps.

Must Have:

Min. 2 years of professional experience in software development with a strong focus on backend technologies.
Proficient in C# and .NET Core (developing Web Services and Windows Services).
Hands-on experience with ASP.NET Core Web API, Dependency Injection, and Unit Testing using frameworks like XUnit / NUnit (and related tools such as MOQ, NSubstitute).
Professional experience with SQL at an application developer level.
Solid experience using Git for version control and collaborative development.
Strong verbal and written communication skills in English and Polish.
Completed higher technical education or similar qualification in a related field.

Perks:

Flexible working hours
Sports and integration events
Referral program
Work-life balance
Healthy snacks, fruits and vegetables
Yoga and fitness sessions at the office
Carpooling

Add these skills to join the top 1% applicants for this job

communication

github

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kubernetes

asp.net

confluence

git

dependency-injection

sql

jira

Description

Are you looking for a place where your code has a real impact on a scalable, high-traffic platform? Join our team as a Backend Software Developer and help us build robust, high-performance services that form the core of our innovative product. We utilize .NET Core in a modern Service-Oriented Architecture (SOA), focusing on clean code, efficiency, and full automation.

Responsibilities

Implementing scalable and highly performant backend services in C# using .NET Core. Working closely with solution architects to translate SOA vision into production-ready code.
Actively participating in Code Reviews, maintaining high code standards, and striving for maximum performance, maintainability, and reliability of our systems.
Working within Agile (Scrum) methodologies. Being an active contributor to sprint planning, retrospectives, and daily stand-ups, bringing forward innovative ideas and solutions.
Staying up-to-date with the latest technologies in the .NET ecosystem (ASP.NET Core Web API, NuGet packages) and proactively implementing new tools and practices to enhance our product and processes.

Requirements

Min. 2 years of solid professional experience in software development, with a strong focus on backend technologies.
Proficient in C# and .NET Core (developing Web Services and Windows Services).
Hands-on experience with ASP.NET Core Web API, Dependency Injection, and Unit Testing using frameworks like XUnit / NUnit (and related tools such as MOQ, NSubstitute).
Professional experience with SQL at an application developer level.
Solid experience using Git for version control and collaborative development.
Strong verbal and written communication skills in English and Polish.
Completed higher technical education or similar qualification in a related field.

Bonus Points (Nice to Have):

Experience with messaging systems or message brokers (e.g., ActiveMQ).
Familiarity with .NET libraries such as Serilog, Dapper, Newtonsoft Json, Autofac, Polly, and Refit.
Experience working on large-scale, multi-user systems with High Availability, High Concurrency, and High Load requirements.
Experience with deployment tools like IIS, Kestrel, and Kubernetes (K8).
Familiarity with Jira, Confluence, and CI/CD tools, preferably Azure DevOps.