Senior Software Engineer

Jobtailor

Kraków

On-site

PLN 180,000 - 260,000

Full time

7 days ago

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Job summary

Jobtailor in Kraków is seeking a hands-on .NET engineer to design scalable web apps and microservices, translating user requirements into robust software. You will develop web APIs and worker services using .NET 8+, contribute to architecture, and drive quality through CI/CD and tests.

Collaboration with cross-functional teams, familiarity with Elasticsearch, MS SQL Server, and messaging systems like RabbitMQ or Kafka, and experience in online gaming or sports betting sectors.

Qualifications

Clear written and verbal communication
Ability to break down complex ideas and translate to design
Collaborative mindset and cross-functional teamwork
Strong organisational skills and ability to manage multiple projects
Attention to detail and commitment to high-quality work
Adaptability in fast-moving environments
Proficiency in .NET 8+ for Web APIs and Worker Services
Solid experience with C# 8 and above
Hands-on experience with Elasticsearch
Working knowledge of MS SQL Server, EF Core and Dapper
Familiarity with RabbitMQ, Kafka or Azure Service Bus
Proficiency with Azure DevOps (Repos, Pipelines, Releases)
Experience with Angular, React or Vue
Understanding of Redis and caching
Experience with microservices architecture
Unit testing practices and frameworks
Industry knowledge of sports betting, online gaming or casino
Understanding of gambling compliance and customer retention strategies

Responsibilities

Collaborate with stakeholders to translate requirements into technical design documents
Design scalable software architectures for cross-functional needs
Develop high-level system design diagrams
Implement web applications across multiple platforms
Design, build, test and maintain applications, websites and data processes
Ensure code quality and CI/CD alignment
Conduct code reviews and promote engineering best practices
Collaborate with project management to define technical direction and delivery timelines

Skills

NET 8+

C# 8+

Elasticsearch

MS SQL Server

Entity Framework Core

Dapper

Angular

React

Vue

Unit Testing

Azure DevOps

RabbitMQ

Kafka

Azure Service Bus

Redis

Microservices

Tools

Azure DevOps

RabbitMQ

Kafka

Azure Service Bus

Redis

Elasticsearch

MS SQL Server

Job description

Collaborate with stakeholders to understand user requirements and translate them into technical design documents
Design scalable software architectures supporting current and future cross-functional needs, including software, hardware and communication components
Develop high-level system design diagrams
Implement moderate-to-complex web applications across multiple platforms
Design, build, test and maintain applications, websites, data processes and user interfaces
Ensure code quality and DevOps alignment through CI/CD pipeline development and continuous improvement
Conduct code reviews and champion coding standards and engineering best practices
Collaborate with project management to define technical direction and delivery timelines

Requirements

Clear, confident written and verbal communication
Ability to break down complex ideas
Collaborative mindset and cross-functional teamwork
Strong organisational skills and ability to manage multiple projects
Exceptional attention to detail and commitment to high-quality work
Adaptability in fast-moving environments
Proficiency in .NET 8+ for Web APIs and Worker Services
Solid experience with C# 8 and above
Hands-on experience with Elasticsearch
Strong working knowledge of MS SQL Server, Entity Framework Core and Dapper
Familiarity with RabbitMQ, Kafka or Azure Service Bus
Proficiency with Azure DevOps, including Repos, Pipelines and Releases
Experience with Angular, React or Vue
Understanding of Redis and in-memory/distributed caching
Development experience in microservices architecture
Solid understanding of unit testing practices and frameworks
In-depth knowledge of sports betting markets, including odds calculation, betting types and market trends
Previous experience in online gaming or casino industry
Understanding of gambling regulations and compliance requirements in various jurisdictions
Experience developing and executing customer retention strategies

Core Competencies

Demonstrates expertise in .NET 8+ for Web APIs, C# 8 and above, and microservices architecture, while ensuring high-quality code through CI/CD practices and unit testing. Strong collaboration and communication skills are essential for translating user requirements into technical designs and managing multiple projects effectively.

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