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Application Engineer

Warsaw
Picture taking through glass of a meeting with 5 people

About us:

APIHub is an API-driven platform for open banking solutions, allowing for banks and fintech companies to access a number of European banking APIs.

APIHub helps TPPs and banks to quickly access an open banking ecosystem and analyze banking data, allowing them to create bold and innovative solutions, as well as cross-sell and up-sell their existing product.

We are a part of Banqup Group (Belgium) - one of the largest European Fintechs (Euronext: BANQ) operating in 32 countries.

We are a lean backend only team (young but experienced). We have several on-premise environments, but our main focus is on cloud, so there will be an opportunity to integrate more cloud native products in the upcoming future. 

All environments are fully containerised, most environments are hosted on Kubernetes. 

We use CI/CD for both building and deployment as well as running unit and integration tests (including building complete environments and end to end testing). 

Relaxed atmosphere, standard benefits (healthcare, Multisport). We work with both banks and fintechs, in Poland and abroad.

The team is located in Warsaw.

Stack we work with 

  • Tech stack: Framework: .NET Core/.NET 8/10, Databases: Microsoft SQL, MongoDB, Firestore, Redis, Repository: GIT (Azure Devops, Bitbucket), Queues: RabbitMQ, Google Pub/Sub, Others: Consul
  • Tools: VS Code, Studio 3T, Postman, Microsoft Azure / Google Cloud, Rancher Desktop

About the job

This is not a typical helpdesk role - it is a technical position where you will cooperate closely with developers and analysts to build a great new open banking experience. You will diagnose complex incidents, support API implementations, and ensure our platform runs smoothly for clients in Poland and abroad.

What you will do 

  • Participate in implementation projects and the development of the APIHub and InvoiceHub platforms.
  • Conduct analytical work and collaborate with the development team.
  • Oversee deployment processes and ensure configuration consistency across test and production environments.
  • Diagnose, troubleshoot and manage incidents related to the production performance of the API platform.
  • Support functional and integration testing.
  • Liaise with client development and support departments in Poland and abroad (working in English) and manage tickets/requests.
  • Collaborate with Product Owners, Developers, and Project Managers from adjacent teams to ensure product quality.
  • Supervise platform component operations.
  • Contribute to process improvement, documentation, and knowledge sharing within the team.

What you need to bring

Required:

  • Higher education in Computer Science, Information Technology or comparable knowledge through professional experience.
  • Minimum of 1 year of experience in a similar position.
  • Familiarity with API testing (REST/SOAP) and database queries (SQL/NoSQL).
  • Hands-on experience with Git.
  • Very good command of the spoken and written Polish language.
  • Very good command of the spoken and written English language.
  • Analytical mindset and attention to detail.
  • Clear communication and teamwork across distributed teams, with people from different cultures and countries.
  • Ownership and ability to deliver tasks independently.

Nice to have:

  • Knowledge of the software development lifecycle.
  • Familiarity with on-prem and cloud-based environments (Azure, GCP)
  • Familiarity with containerization tools (Docker, Kubernetes).
  • Basic programming knowledge (JavaScript/Python/ C#).

What you win

We offer a competitive salary package in line with your experience and qualifications. Extra benefits are:

  • Flexible working hours and hybrid work model
  • Private medical care
  • MultiSport membership
  • One day a month to spend on training of your choice


Challenges: we’re transforming the world of business communications and transactions. You will develop your technical skills and your knowledge about business processes.


Responsibility: making a difference in decision-making means you take on responsibility, not just tasks.


Common purpose: you grow by learning new skills and we benefit from your knowledge. We all work together towards one goal.

We are committed to fostering a diverse and inclusive workplace where everyone feels valued and respected. As an equal opportunity employer, we welcome applications from all backgrounds. Guided by the OECD Responsible Business Conduct and UN Human Rights principles, we are dedicated to ethical practices and making a positive impact through our innovative solutions.

Let's do this
Apply for Application Engineer