Senior Backend Developer | C#

Shiji Poland; Katowice; Remote; PLN 180,000 - 240,000; Full time

Job summary

A leading software development company in Poland is looking for a Backend Developer to develop a distributed system for the hospitality industry. You will work with technologies like .NET and Kubernetes, collaborating with cross-functional teams. Ideal candidates should have over 4 years of experience in similar roles, knowledge of C# and cloud services, and a passion for clean code.

Benefits

Private medical care

Subsidy for glasses

Group life insurance

Dell laptop and accessories

Access to language lessons

Worksmile cafeteria credits

Referral bonus

Free snacks

Qualifications

• 4+ years of experience in a similar role.
• Good knowledge of C#, .NET, and RESTful APIs.
• Experience with PostgreSQL or Elastic Search.
• Ability to write clean code with tests.

Responsibilities

• Collaborate with Product Owners on business requirements.
• Design, implement, and maintain functionalities.
• Guide developers in implementing business requirements.

Skills

C#

.NET

Web API (REST)

Entity Framework

PostgreSQL

Elastic Search

Unit testing

Integration testing

Object-Oriented Programming

Functional Programming

Tools

Docker

Kubernetes

AWS

Kafka

Redis

Job description

• 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.
• 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

responsibilities :

• Collaborating with Product Owners in grooming the business requirements before development
• Designing, implementing and then maintaining new functionalities inside a living system
• Guiding other developers into the correct implementation of business requirements

requirements-expected :

• 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

offered :

• Choose your preferred form of employment (B2B, CoE)
• Lloyds insurance - available for B2B contractors
• Subsidy for the purchase of glasses (300 PLN/year, CoE)
• Private medical care with dentists package for you and your family
• Group life insurance for you and your partner
• Multisport card included in the Worksmile package
• Dell laptop, keyboard, mouse, wireless headphones and monitor
• Free access to group language lessons
• Worksmile cafeteria and 500 (or 310 depending on your choice of other benefits) points per month to be used in vouchers
• Referral bonus if you refer a new employee (6500 PLN gross or more, depending on the position)
• Chill room with table football & PlayStation
• Free snacks (every day)

benefits :

• sharing the costs of sports activities
• private medical care
• sharing the costs of foreign language classes
• sharing the costs of professional training & courses