Deep-dives into the technology, architecture, and product decisions behind 23 products powering modern fintech. From Go microservices to Swift SDKs, Protocol Buffers to RAG pipelines.
Explore the technology powering Klivvr
The flagship mobile banking app powering everyday financial transactions for Klivvr customers on iOS and Android.
A Go monorepo housing core backend services with gRPC communication, NATS messaging, and domain-driven design.
The Protocol Buffers schema registry defining all inter-service contracts and API definitions across Klivvr.
A TypeScript design system and component library providing consistent UI patterns across Klivvr web applications.
A TypeScript workflow orchestrator managing complex, multi-step business processes with saga patterns and retry strategies.
A high-performance API gateway built with Hono, handling request routing, middleware composition, and edge deployment.
Recent engineering insights from across our products
A framework for deciding whether to build or buy internal operations tools, covering total cost of ownership, customization needs, and the strategic value of purpose-built tooling.
A strategic and technical guide to scaling payroll systems as organizations grow, covering batch processing optimization, infrastructure scaling patterns, and the operational strategies that keep payroll reliable at scale.
A comprehensive guide to securing payroll systems, covering data encryption, access controls, PII protection, threat modeling, and the security architecture that protects sensitive employee financial data.
A strategic guide to modernizing payroll operations through digital transformation, covering technology selection, change management, compliance continuity, and the business case for building custom payroll infrastructure.
How a well-architected data platform enables better business decisions across product, finance, and operations — with practical examples of self-service analytics and data democratization at Klivvr.
A technical guide to integrating payroll systems with external services in TypeScript, covering banking APIs, HRIS synchronization, accounting system feeds, and resilient integration architectures.