Senior API Engineer (Remote)

Czym będziesz się zajmować?

We are seeking a Senior API Engineer who will design, develop, and maintain robust, well-tested APIs that enable customers and partners to integrate quickly and securely with our systems.

Key responsibilities :

• Build microservices and SDKs in Python, Java, or Go as required by each domain.
• Refactor existing APIs to improve performance, maintainability, and developer experience (DX).
• Automate unit, contract, and integration tests (pytest, JUnit, Gonbsp; testing , Postman / Newman).
• Implement CI / CD pipelines (GitHub Actions, Jenkins, GitLab CI) and deployments on Kubernetes.
• Instrument logs, metrics, and distributed traces (OpenTelemetry, Prometheus, Grafana).
• Take part in code reviews, standards definition, and documentation (Markdown, Swagger-UI).
• Collaborate closely with Frontend, DevOps, and Product Managers to deliver continuous business value.

Why Join Us?

Flexible Remote Work

B2B contract

Possibility of using a coworking space in Cracow (with access to prosecco from a tap and a billiard table ;))

Private medical care package and Multisport card

Quarterly integration events

Positive atmosphere created by our super team - open-minded, eager to help people who are truly committed to what they do and who build relationships based on mutual respect and good humor

Kogo poszukujemy?

Technical requirements :

5+ years developing production APIs and microservices.

Hands-on experience in at least two of these languages : Python, Java, Go.

Strong understanding of HTTP, REST, semantic versioning, error handling, and security (JWT, mTLS).

Solid experience with relational and NoSQL databases (PostgreSQL, Redis, MongoDB).

Proven track record of automated testing and high code coverage.

Key competencies :

Quality mindset and continuous-improvement orientation.

Excellent debugging and troubleshooting skills.

Teamwork and DevOps mentality.

Czego wymagamy?

5 lat doświadczenia na podobnym stanowisku

Znajomości :

REST

HTTP / HTTPS

Mile widziane :

Python

Java

Golang

PostgreSQL

Redis

MongoDB

Języki :

Polski

Angielski

Jakie warunki i benefity otrzymasz?

25000-40000 PLN miesięcznie

B2B - Elastyczne godziny pracy (100%)

Praca zdalna : W całości

Pakiet medyczny, Pakiet sportowy

Kim jesteśmy?

Dla naszego klienta, który jest globalnym liderem w dziedzinie najwyższej jakości kawy - Nespresso, poszukujemy osoby na stanowisko Test Lead Architekt, która będzie odpowiadać za tworzenie strategii testowania oraz wsparcie technologiczne w projektach w obszarze IT. Nasz klient łączymy pasję do kawy z technologią, aby zapewnić wyjątkowe doświadczenia swoim klientom. Dołącz do zespołu Nespresso, napij się z nami wirtualnej kawki i razem stwórzmy przyszłość!