Senior Software Engineer

About the Position

We’re looking for a Senior Software Engineer to work on the development of a back-end solution for payment-card-based traveling. The Client develops ticketing and payment systems for public transport and parking. This assignment requires the ability to travel to Sweden/Finland.

Responsibilities

• Develop a back-end solution for payment-card-based traveling
• Receive webhooks from PSP for performed taps
• Store taps done per card – with potential use of actor model with Akka.NET, Orleans, or similar
• Interact with a ticketing system to get prices and issue tickets
• Join the known taps into charges and send them to PSP for capture
• Integrate the “login with payment card” functionality
• Work on the development of a web portal for users to show their details and set their preferred ticket types
• Develop a service to hold customer settings/configuration stored per payment card token
• Receive receipt issue requests
• Create receipts
• Send receipts via e-mail

Requirements

• Ability to travel to Sweden/Finland
• Knowledge of C#
• Proficiency in.NET (version 9, 10, or 11)
• Ability to work with Rest APIs
• Knowledge of Angular/TypeScript
• Skills with MS SQL Server or PostgreSQL databases
• Ability to leverage Kubernetes and Container technology
• Familiarity with Akka.NET or Orleans (the latter is preferred)
• Ability to understand and practice secure development
• Ability to take high responsibility for the output needed by proactively planning and ensuring delivery of the full value
• English level – Upper-Intermediate or higher

We Offer

• Remote-first work model with flexible working hours (we provide all equipment)
• Comfortable and fully equipped offices in Lviv and Rzeszów
• Competitive compensation with regular performance reviews
• Referral Bonus Program
• 18 paid vacation days per year
• 12 days of paid sick leave per year
• Extra paid leave (blood donation, marriage, childbirth, etc.)
• Health & wellness support: either a monthly budget for medical insurance and sports activities, or a full medical insurance plan, depending on your cooperation model
• Mental Health Program – company-covered psychologist consultations, with an annual coverage limit
• English, German, and Polish language courses and Speaking Clubs
• Corporate merch gifts for your special dates
• Corporate subscription to learning platforms, regular meetups and webinars
• Friendly team that values accountability, innovation, teamwork, and customer satisfaction
• Maternity leave
• Inclusive environment where everyone feels valued and treated equally. We proudly partner with VeteranHub to support Ukrainian veterans
• We are committed to supporting Ukraine and actively participate in charity initiatives