Database Engineer

Company Introduction

iServeU is a modern banking infrastructure provider in APAC region, empowering financial enterprises with embedded fintech solutions for their customers. iServeU is one of the few certified partners with National Payment Corporation of India (NPCI), VISA for various products.

iServeU also provides a cloud-native, micro services-enabled, distributed platform with over 5000 possible product configurations with a low code/no code interface to banks, NBFCs, Fintech, and other regulated entities.

Key Responsibilities

• Deploy and manage standalone and clustered database systems — CockroachDB, Apache Cassandra, Redis Sentinel, and MongoDB — on GCP virtual machines, with clusters typically running as multi-node deployments
• Configure GCP firewall rules and GKE networking (pod IP ranges, NAT IP whitelisting) to enable secure connectivity between Kubernetes-hosted client applications and database VMs
• Implement and maintain RBAC-based authentication and authorization for database users, applying the principle of least privilege at every layer
• Enable and maintain TLS/SSL connections for database traffic, including managing a self-signed certificate PKI using OpenSSL
• Perform regular OS-level maintenance on database VMs, including patching and minor/major version upgrades, to reduce attack surface
• Plan and execute database-level major version upgrades and keep updated
• Write and run SQL queries to support RBAC administration and to extract data for the product team
• Troubleshoot database issues through log analysis and drive incidents to resolution
• Join team calls to respond to and resolve critical database incidents as they arise
• Automate operational and maintenance tasks using Bash scripting
• Maintain clear, current technical documentation in Markdown
• Collaborate with engineering, product, and other cross-functional teams as needed