Location: Remote / Tokyo

Stack: Go · TypeScript · React · GraphQL · CRDTs

• Building reearth/ygo — a Go CRDT library with Yjs/YRS feature parity for real-time collaborative geospatial editing.
• Maintaining reearth/resium — React bindings for CesiumJS; ~143K npm downloads/month.
• Architecting full-stack solutions across the Reearth geospatial platform using Go microservices and React frontends.
• Implementing GraphQL federated schemas to unify multiple geospatial data sources into a single API.
• Driving open-source community engagement through PR reviews, issue triage, and documentation.

Location: Remote

Stack: Ruby on Rails · React · PostgreSQL · AWS

• Led engineering for a compliance automation SaaS platform serving SMBs across regulated industries.
• Scaled the Rails + React architecture to support 10x user growth while maintaining sub-200ms API latency.
• Established CI/CD pipelines, code review standards, and mentored a team of 4 engineers.
• Designed multi-tenant PostgreSQL schemas with row-level security for client data isolation.
• Shipped a real-time notification system using Sidekiq and WebSockets for compliance deadline alerts.

Location: Remote

Stack: Go · React · Kubernetes · gRPC · Terraform

• Built cloud-native data infrastructure tools for enterprise clients in the real-estate and finance sectors.
• Developed Go microservices handling high-throughput data pipelines with gRPC and event-driven architectures.
• Managed infrastructure-as-code on AWS and GCP using Terraform and Kubernetes.
• Reduced cloud infrastructure costs by 35% through rightsizing, spot instances, and automated resource scheduling.
• Built a custom observability stack with Prometheus and Grafana for distributed system monitoring.

Location: Salt Lake City, UT / Remote

Stack: Ruby on Rails · React · GraphQL · PostgreSQL

• Core contributor to Mavenlink's professional services automation platform used by 2,500+ customers.
• Rebuilt legacy jQuery modules into modern React components with GraphQL data layers.
• Optimized database query patterns reducing N+1 issues and cutting average page load by 40%.
• Integrated third-party time-tracking and billing APIs, expanding platform connectivity for enterprise clients.
• Led the frontend guild, driving adoption of TypeScript, component libraries, and accessibility standards.

Location: Salt Lake City, UT

Stack: Java · Spring · Angular · Oracle · Kafka

• Engineered trading and risk management platforms for the Investment Banking division.
• Built real-time data streaming pipelines with Kafka to feed regulatory reporting dashboards.
• Led the migration of monolithic risk-calculation services to a distributed microservices architecture.
• Developed stress-testing frameworks for risk models that reduced false-positive alerts by 25%.

Location: Yokohama, Japan

Stack: C++ · Python · Embedded Linux · Computer Vision

• Researched and prototyped computer-vision algorithms for industrial inspection systems.
• Developed embedded software for smart-grid energy management devices.
• Filed 3 patents in the areas of image processing and IoT sensor networks.

Location: Bangalore, India

Stack: Oracle DB · PL/SQL · Java · E-Business Suite

• Delivered Oracle E-Business Suite implementations for enterprise clients in telecom and manufacturing.
• Designed and optimized complex PL/SQL stored procedures and data warehouse ETL workflows.
• Provided on-site technical consulting and performance tuning for Fortune 500 accounts.

Location: Bangalore, India

Stack: Java · .NET · SQL Server · ITIL

• Managed end-to-end delivery of IT infrastructure and application development projects.
• Built automation tools for service-desk operations reducing ticket resolution time by 30%.
• Collaborated with global teams across US and EMEA to roll out enterprise software deployments.