Backend Developer @ Shiji Poland

Experience 2+ 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 🚀 1️⃣ 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. 2️⃣ Technical Interview – A deep dive into your experience and problem-solving approach with our team. 3️⃣ 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 😊 ,[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.