Senior Backend Engineer L3 Revenue
OpenFX helps financial institutions move money across borders with real-time settlement and transparent pricing through its FX infrastructure platform.
Funding history
About OpenFX
OpenFX helps financial institutions process cross-border payments through its real-time settlement network that bypasses traditional correspondent banking. Users can execute FX transactions, settle payments within 60 minutes, and access transparent pricing across currency pairs. OpenFX enables 24/7 money movement for remittance companies, neobanks, and payment providers seeking faster, cheaper international transfers.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, build, ship, and operate services for inventory, exposure, hedge decisions, venue routing, and PnL. You will integrate external venues, design resilient recovery paths, instrument production systems, mentor engineers, work with trading and finance stakeholders, and support on-call operations.
Requirements
- 4–6 years of production backend systems experience
- Trading, exchange, or brokerage experience on a live trade, order, or risk path
- Knowledge of system design, data modelling, API design, and distributed systems
- Knowledge of object-oriented programming and low-level design patterns
- Experience with observability, debugging, performance tuning, and incident response
- Ability to reconcile positions, cost basis, and PnL
Responsibilities
- Design, build, and operate services for inventory, exposure, hedge decisions, venue routing, and PnL calculation
- Own features from scoping and technical design through rollout and operational health
- Integrate external venues and liquidity providers
- Build smart routing strategies resilient to venue degradation
- Instrument services with logging, metrics, and alerting
- Design retries, idempotency, reconciliation, and safe recovery paths
- Review code, provide design feedback, and mentor L1 and L2 engineers
- Participate in on-call and turn post-mortems into durable fixes
- Work with Trading, treasury, and finance on exposure, risk, and net revenue
Benefits
- Equity
