About the role

Role Overview

Senior Software Engineer (Backend) at Flock (fully remote, USA only). You will design and build performant backend systems, architect Go services, and strengthen the integrity and performance of PostgreSQL databases used by multiple clients and services.

Responsibilities

Architect and develop scalable, production-grade backend services in Go
Design and evolve REST and gRPC APIs consumed by multiple clients and services
Build and improve microservices with a focus on high performance and reliability
Tune PostgreSQL for performance, reliability, and correct schema usage
Participate in architectural discussions and service/API architecture reviews
Improve platform architecture, code quality, and scalability
Profile and optimize Go services for latency and throughput
Support observability and operational readiness (metrics/tracing/monitoring)

Requirements

8+ years backend development, including 4+ years using Go in production
3+ years PostgreSQL experience (querying, schema design, performance tuning)
3+ years database architecture experience
Strong experience with Go microservices and distributed backend systems
Concurrency expertise in Go (goroutines, channels, sync primitives) and Go internals
Ability to design and maintain high-performance systems
Experience with REST and gRPC APIs
Experience with message queues/pub-sub or event-driven architectures
Knowledge of Go memory management, profiling, and performance optimization
Excellent written and verbal communication; strong asynchronous communication skills

Nice-to-haves / Preferred

Observability tooling experience: Prometheus, OpenTelemetry, Grafana
CI/CD pipeline experience, plus Docker and Kubernetes

90-Day Plan (Preview)

First 30 Days: Learn workflows, meet stakeholders, understand aviation products and service architecture
First 60 Days: Operate with minimal/no guidance; contribute to API/service architecture reviews and platform improvements
90 Days & Beyond: Lead database and service performance efforts; drive scalability projects and platform improvements

About Flock

Flock is a technology company focused on public safety and privacy. It partners with cities, businesses, schools, and neighborhoods to reduce crime, protect privacy, and support investigations and missing-person efforts using high-performance, distributed systems.

Senior Software Engineer, Backend

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