Own and improve the reliability and performance of Lightfield’s infrastructure as customer scale accelerates
Lead efforts to reduce database latency and optimize Postgres performance for large, high-volume workloads
Strengthen operational maturity across the stack, including observability, incident response, and production readiness
Build scalable systems and infrastructure patterns to support larger customers and increasing usage
Partner closely with product and engineering leadership to prioritize the most critical infrastructure work at each stage of growth
Help define the the longer-term infrastructure roadmap, with the opportunity to influence future team shape over time

8–12+ years of experience building and scaling infrastructure and production systems in high-growth environments
Deep expertise in infrastructure-heavy engineering (SRE, reliability, performance, scaling) rather than data pipeline–focused roles
Strong hands-on coding ability and comfort owning critical systems end-to-end
Experience with Postgres performance tuning, query optimization, and scaling database-backed applications
Strong operational instincts: monitoring, on-call practices, debugging, and systems-level problem solving
Product-oriented mindset — motivated by customer-facing performance and real-world reliability
Comfort operating in ambiguity at an early-stage company, where priorities evolve quickly and ownership is high

Tech Lead, Infrastructure

Key skills