Senior Backend Software Engineer

Net

Senior Backend Software Engineer

Net
Wałbrzyska 11, Warszawa

Algoteryx

Full-time
B2B
Senior
Remote
41 - 55 USD
Net per hour - B2B

Job description

Help us build the next generation of fintech for the gig economy. We’re looking for a Backend Engineer to design and scale systems that power modern web and mobile experiences.


What you’ll work on:

  • Apply engineering skills to real-world challenges in backend systems.

  • Design and build distributed, event-driven architectures.

  • Integrating with Azure services and 3rd-party APIs.

  • Enhance system observability through monitoring, logging, and analytics.

  • Contributing to CI/CD pipelines (GitHub Actions).

  • Ensure reliability, scalability, and performance across our systems.


Must-have skills

  • Strong C#/.NET Core skills.

  • Hands-on Azure cloud ecosystem.

  • Experience with relational and non-relational databases (MongoDB, Postgre, Azure SQL etc.).

  • Understanding of distributed systems and event sourcing.


Good to have

  • Knowledge of Node.js.

  • Azure Function experience. 

  • Exposure to microservices and messaging systems.

  • Familiarity with performance profiling and monitoring tools.

  • Infrastructure as a code.

  • Experience with DevOps workflows (GitHub Actions, CI/CD).

  • Familiar with authentication and security best practices.


Who you are

  • 6+ years of professional backend development experience.

  • Comfortable owning backend for multiple apps and clients.

  • Proactive, curious, and collaborative.

  • Someone who enjoys a strong engineering culture where solving problems is fun.


Why join us

  • Work on diverse projects across web and mobile backends.

  • Deep involvement with Azure cloud and modern distributed systems.

  • Freedom to influence architecture and technical direction.

  • Flexible work setup and supportive team culture.

  • Ability to work remote

Tech stack

    C#

    master

    Software Development

    master

    Relational Databases

    master

    NoSQL

    master

    Distributed systems

    advanced

    Azure

    advanced

    Serverless

    regular

Office location

Published: 27.10.2025

About the company

Algoteryx

Algotery is a software house built on engineering excellence and innovation. We craft high-quality fintech solutions with a strong focus on precision, scalability, and reliability. Our culture is driven by curiosity, cra...

Company profile