Senior Backend Developer @

6 days ago

Remote Katowice, Czech Republic Shiji Poland Full time
  • Experience 4+ years in a similar role
  • Advanced Object-Oriented and or Functional Programming paradigms
  • Good knowledge of C#, .NET, Web API (REST), Entity Framework, or any other ORM (Dapper/NHibernate, etc.)
  • Knowledge of DBs, such as PostgreSQL or Elastic Search
  • Good Knowledge of testing (Unit/Integration tests)
  • The capability of writing clean code along with tests
  • Being an open-minded, proactive person

Nice to have:

  • Experience with Integration Systems and patterns (XML/SOAP, JSON, CSV, FTP or HTTP message transformation/delivery, competing consumers pattern, pipes and filter, off loading queue etc.)
  • Experience with distributed systems, transactions, multi-tenant and multi-region systems
  • Basics of Linux, Docker

Daylight PMS

Your job will be to develop a part of a distributed system that serves the hospitality industry. It is a solution that allows hotel employees or hotel managers to handle various activities such as managing reservations, payments and hotel services within the hotel or between hotels. The system consists of many domain-oriented microservices developed under a few cross-functional teams.

Our Daily Work

  • We follow Scrum with iterating Sprints, Grooming & Sprint planning sessions, Code Freeze after sprint and retrospective meetings
  • We use Gitlab to sync the code with develop and master branches, and create feature branch for each User Story
  • We commit daily and use CI/CD using Gitlab/Jenkins
  • We open merge requests and wait for review for other team members before merge
  • We use docker and docker compose for local development and deployment of all microservices
  • We create nuget packages to share work with others in our own Nuget Server
  • We use Visual Studio or Rider or VSC for coding
  • We use teams to communicate and or participate in meetings with other team members

Technologies:

  • .NET 8 (C#), Web API, Entity Framework, REST
  • Open ID (JWT), Identity Server, Federated Security, SSO
  • PostgreSQL, Elastic Search, Redis
  • Kafka
  • Kubernetes, Docker
  • AWS (S3, EC2, ESB, Route53, CloudFront, VPC, API Gateway etc.)
  • ELK Stack, Graphana, Opsgenie
  • Kong Api Gateway

Our System

  • Cloud Native, deployed in Kubernetes on AWS infrastructure
  • Written in .NET, API First (REST) approach with thin UI client
  • Written in microservices, DDD, CQRS, Event Based, Saga Pattern for Distributed Transactions
  • Multi-tenant and multi-region (US, EU, China, APAC, Middle East deployed regions)
  • Green field development, with less than 5 years old code, started from scratch in .NET Core

Hiring Process

 Intro Call (20 min) – A quick chat with our HR team to get to know each other and see if we're a good match.

 Technical Interview – A deep dive into your experience and problem-solving approach with our team.

Feedback & Final Decision – We value your time, so we won't keep you waiting. Expect clear feedback and next steps shortly after.

Sounds good? Let's talk

How We Work - Remote/Hybrid Work: 

  • Employees up to 50 km from the office (Katowice): 4 times a month
  • Employees from 50 to 100 km from the office: 2 times a month
  • Employees over 100 km: fully remote work
,[Collaborating with Product Owners in grooming the business requirements before development, Designing, implementing and then maintaining new functionalities inside a living system, Performing code reviews daily , Guiding other developers into the correct implementation of business requirements] Requirements: .NET, SQL, Microservices architecture, Unit testing, Integration test, Docker Additionally: Private medical care, including a dental package,, Multisport card as part of the MyBenefit package, Group life insurance for you and your partner, Lloyd's insurance (available for B2B contractors), 40 hours for professional development during work, Unlimited access to Udemy courses, Referral bonus, Free group language lessons, Free coffee, Bike parking, Playroom, No dress code, Modern office, Free snacks.

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