Middle Back-end Developer (C#) at Finonex
Job Description
On The Spot Development is a software development company that builds R&D teams for startups and tech companies from the UK, EU, and Israel. This position is for Finonex, a company specializing in developing innovative online financial trading platforms. As a Middle Back-end Developer, you'll be working with cutting-edge technology to create secure and user-friendly trading experiences.
The role requires strong expertise in C# and .NET Core, with significant experience in database technologies like MSSQL, PostgreSQL, Redis, or MongoDB. You'll be working in a highly professional team with an informal and friendly atmosphere, contributing to high-scale production environments and developing RESTful APIs.
The position offers a comprehensive benefits package including medical insurance, educational support, flexible working hours, and a comfortable office location in Warsaw. You'll be part of a team that values continuous learning and professional growth, with opportunities to work on challenging projects using modern technologies and methodologies.
The ideal candidate should have 3-5 years of professional experience, strong communication skills, and be comfortable working both independently and as part of a team. You'll be involved in the full development lifecycle, from concept to delivery, working with microservices architectures and modern cloud platforms.
This is an excellent opportunity for a mid-level developer looking to advance their career in a dynamic fintech environment, with a company that prioritizes both technological innovation and employee well-being. The hybrid work model offers flexibility while maintaining team collaboration and professional growth opportunities.
Responsibilities For Middle Back-end Developer (C#) at Finonex
- Collaborate with the design team to translate wireframes and mockups into functional components
- Develop and maintain reusable and efficient code libraries
- Participate in code reviews, providing constructive feedback and ensuring code quality
- Contribute to the continuous improvement of Agile development process, including CI/CD pipelines and automated testing
Requirements For Middle Back-end Developer (C#) at Finonex
- 3-5 years of professional experience using C#, .Net Core
- At least 2 years of hands-on experience with MSSQL, PostgreSQL, Redis, or MongoDB
- Minimum 1 year of practical experience with AWS, Azure, or Google Cloud Platform (GCP)
- Experience managing high-scale production environments
- Strong background in developing RESTful APIs and web applications
- Solid understanding of Agile methodologies
- Experience with message queues or event streams such as RabbitMQ or Kafka
- Excellent verbal and written communication skills
- Ability to work independently
- Comfortable working in Windows or Linux environments, and with Docker
- Familiarity with event-driven microservices architectures
- Bachelor's degree in Computer Science or related field
Benefits For Middle Back-end Developer (C#) at Finonex
- Paid vacation - 20 business days per year
- 100% sick leave payment
- Equipment provision
- Partially compensated educational costs
- Legal and Accounting support in Poland
- Comfortable office in Warsaw
- 5 sick days per year
- Medical insurance
- Flexible working hours
- English and Polish classes 2 times a week
- Corporate parties and gifts
