Backend engineer with 4+ years building production systems in Go. Currently working at Gruve, focused on authentication infrastructure, distributed caching, and Kubernetes deployments.

• 🔐 Built OAuth2/OIDC authentication flows with Dex, Redis-backed session management
• ☁️ Deployed and maintained services on Kubernetes with Kong API Gateway
• 🐛 Debugged production issues: cache synchronization failures, auth token propagation, file handling at scale
• 📊 Implemented observability with Grafana for service monitoring
• 📝 Writing about Go internals and system design at acjoshi.dev

Core: Go • PostgreSQL • MySQL • MongoDB • Redis
Infrastructure: Kubernetes • Docker • Kong • Linux
Tools: Git • Jenkins • Postman • Grafana

Backend Engineer | Gruve May 2025 - Present

• Designed distributed authentication and authorization system using Redis for cross-service communication
• Built OAuth2/OIDC flows with Dex for multi-service authentication
• Deployed demo applications on Kubernetes with Kong API Gateway

Fullstack Engineer | Optum
September 2022 - April 2025

• Maintained backend services handling thousands of monthly requests
• Resolved critical production incidents including cache sync failures, authentication token propagation issues, and Excel file processing errors
• Implemented monitoring and observability using Grafana
• Debugged and fixed distributed cache synchronization issues causing valid token rejections.

Fullstack Engineer | Intern
January 2022 - August 2022

• Built an ecommerece POC end to end in C#,Blazor wasm.
• built golang based CLI tools for automating mundane tasks for deployment.

Full-stack authentication demo with Dex OIDC, deployed on Kubernetes

• TanStack for frontend state management
• Kong API Gateway for request routing
• Kubernetes manifests for production deployment
• Redis for distributed session storage

Personal website built with Hugo

• Static site generation
• Hosted at acjoshi.dev

• poly - Go library for synthetic biology and genetic engineering

I write about Go, system design, and backend architecture at acjoshi.dev.

Open to remote backend engineering opportunities