Senior Data Engineer - Real-Time FinTech Backend

BukuWarung; Indonesia; On-site; IDR 600,000,000 - 900,000,000; Full time

Job summary

BukuWarung is building the digital and financial infrastructure for micro and small businesses across Southeast Asia. We power payments, credit, and financial tools to help underbanked entrepreneurs grow faster and more securely.

As a Senior Data Engineer, you will design and build backend services and APIs for payments, lending, and merchant products, feeding clean events into our unified data platform for fraud, credit, and analytics.

Qualifications

• 4–6 years of backend development experience at scale.
• Proficient in at least one backend language (Go, Java, Python, or Node.js).
• Experience designing RESTful and/or gRPC APIs and microservices.

Responsibilities

• Design, build, and maintain backend services and APIs for payments, lending, and merchant products.
• Emit clean events and expose data for real-time fraud and credit decisioning.
• Own services end-to-end: design, implementation, testing, deployment, and reliability.
• Ensure security, correctness, and auditability in financial flows.

Skills

Backend development

APIs & microservices

SQL & data modeling

Messaging queues

Cloud platforms

Docker & CI/CD

System design

Tools

PostgreSQL/MySQL

Redis

Kafka

RabbitMQ

Kubernetes

Job description

BukuWarung is building the digital and financial infrastructure for micro and small businesses across Southeast Asia. We power payments, credit, and financial tools to help underbanked entrepreneurs grow faster and more securely.

As a Senior Data Engineer, you will design and build backend services and APIs for payments, lending, and merchant products, feeding clean events into our unified data platform for fraud, credit, and analytics.