Backend Engineer
Backend Engineer
Northwind Labs
Remote (EU) / BerlinRemoteEUR 62k to 78k
92%CV fitActively hiringMidEnglish B2 required47 applicants
Own services that move money for thousands of marketplaces. You will design APIs, tune Postgres, and keep the payment ledger correct under load.
What you will do
- Design and ship payment APIs used by 4,000 marketplaces
- Keep the double-entry ledger correct during traffic spikes
- Tune Postgres queries and Kafka consumers for throughput
- Review code and mentor two junior engineers
Must-haves
- 3+ years building production backend services
- Strong SQL and relational data modelling
- Comfortable owning an on-call rotation
Why one interview matches many roles
This role sits in the "Backend engineer, mid" family. XpressApply groups similar roles across companies into one shared interview, then re-scores your single conversation against each company. Apply here and the same interview counts toward every role in the family.
EUR 62k to 78k
Remote · Remote (EU) / Berlin
0CV fit
CV fit 92%
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About Northwind Labs
Payments infrastructure for European marketplaces
120 to 260 employees