We are seeking a Senior Node.js Engineer with strong fintech and banking systems experience to join our engineering team. This role requires deep expertise in backend development, financial transaction processing, and production-grade ledger systems.

Required Qualification

- s
5+ years of professional Node.js development experienc
- e.Expert-level experience with PostgreSQL in production environments, including query optimization, transactions, locking, isolation levels, and data integrit
- y.Strong AWS experience (IAM, RDS, CloudWatch, managed services, security best practices
- ).Experience working within modular monolith architecture
- s.Strong written communication and documentation skill

s.
Candidates must have hands‑on experience building, operating, or significantly enhancing a production double‑entry ledger system, includi

- ng:
Journal ent
- riesDebit and credit accoun
- singHolds and rele
- asesReversals and adjustm

sses




Candidates should be able to discuss real‑world ledger design decisions, challenges, and production issues they have encountered and reso

rience
Required experience work

- ing in:Fintech, payments, neobanking, wallets, or banking pla
- tforms.ACH processing and settlement wor
- kflows.Banking compliance concepts including KYC, BSA/AML, sanctions screening, an

d GLBA.
Experience integrating with banking platforms such as CSI/CSIBridge, FIS, Jack Henry, Fiserv, Q2, Unit, Increase, Bond, Treasury Prime, Synctera, or similar is highly pr

- eadership
Experience serving as a technical lead or senior technical co
- ntributor.Strong code review and mentori
- ng skills.Ability to communicate effectively with engineering, product, and business sta

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