Senior .NET Full-stack Developer (REF.:MM/0122)

.Net - FinTech - fullstack
Warszawa, Umowa B2B / Umowa o pracę

Are you creative and passionate about programming? You want to direct yourself to technical expertise working in ambitious and stimulating projects?

Join Margo!

Role Summary
As a Senior .NET Full-stack Developer you will be a member of a team developing application designed for supporting business processes, so that business goals are achieved. There are several modules in the application e.g.: risk assessments, case handling, surveys or real-time documents editor.

Role Description
This is a monolith solution which contains 2 applications: web app and web API.
1. Web for all clients - .NET Framework 4.8, ASP.NET MVC 5, HTML, CSS, JS, jQuery
2. Mobiles for several clients

Goals of the project:
1) Migration from .NET Framework to .NET Standard
2) Introduction of containerization

Tools used in the project: NHibernate, FluentHibernate, MS SQL, Unity, SignalR, GIT, IIS, Jenkins, Windows Server 2016


  • SQL Server skills: understanding of indexes, query optimizations and profiling, experience in server maintenance, troubleshooting

  • System administrator skills: powershell, batch files, Jenkins pipelines, GIT, IIS performance tuning, Windows Server administration

  • Backend skills: .NET Framework 4.8 (C#), ASP.NET MVC, WebAPI, Windows Services, message brokers like RabbitMQ,

  • Frontend skills: experience with JS

  • Understanding of http, design patterns, KISS, DRY, SOLID,

  • Knowledge of clean architecture principles

  • Ability to explain engineering problems, knowledge of UML

  • Experience of working within distributed team

  • Experience of integrations with external systems

  • Mentoring, knowledge sharing

Nice to Have

  • NHibernate, Redis, Hosted Services, SignalR async programming

  •  .NET Core and .NET 5/6, .NET Standard

  • Frontend skills: CSS, jQuery

Joining Margo you can expect:

  • Ability to work in international consulting company in ambitious projects

  • Permanent contract or B2B cooperation

  • Benefits such as medical care and sports card

  • Co-financing of trainings, certification exams and post-graduate studies

  • Internal training and the possibility of using our know-how

  • Possibility to use our library free of charge

  • Individual approach and development opportunities (career path planning, ability to change the project and position, possibility to get involved in outside-project activities with additional remuneration)

  • Possibility to influence the shape of the company, openness to your ideas and willingness to implement them

  • Very good working atmosphere, integration events

If you want to get to know Margo culture better, take a look at:
➞ our Brand Story,

➞ our LinkedIn or Instagram profiles,

➞ our YouTube channel.


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