Principal Backend Engineer - Go & PostgreSQL, Remote

ClanX; United States; Remote; USD 150,000 - 190,000; Full time

Job summary

FunnelStory is hiring a Principal Backend Engineer to build reliable customer intelligence and AI workflows. You will own unclear product problems and ship solutions customers can trust, using Go and PostgreSQL.

Location: Remote; Employment: full-time contractor with FunnelStory, USA-based. You will work on enterprise and on-prem deployments, connecting data sources and shipping major capabilities within a few months.

Qualifications

• 8+ years backend engineering experience in product-based organisations.
• Strong Go production services experience.
• Design PostgreSQL databases, optimize queries and resolve performance issues.
• Experience shipping a customer-facing product that uses LLMs.
• Own a service end-to-end, including reliability and production issues.
• Turn unclear customer problems into working solutions independently.
• Regular use of AI tools to build maintainable code.
• Experience working close to users and iterating from feedback.
• Public GitHub profile, side project, or technical blog is a strong plus.
• Candidate currently working at a product-based organisation is a must.

Responsibilities

• Build and improve customer-facing features in a multi-tenant Go and PostgreSQL backend.
• Connect data sources such as CRMs, conversations, and support systems to produce reliable account intelligence.
• Build AI workflows that analyse information, take permissioned actions, and maintain an auditable record.
• Decide what an LLM should judge and what application code should calculate and store.
• Make workflows safe to rerun and detect drops in output quality.
• Keep features reliable and responsive across workspaces with 100 to 100,000 accounts.
• Support production operations across AWS, Docker, enterprise, and on-premise deployments.
• In the first 30 days, learn the system by shipping 2–3 fixes a week and 1–2 improvements to existing features.
• Within 3–6 months, own a major new capability, from an unclear request to a feature customers use regularly.
• Potential areas include intelligence pipelines, CSM agents, renewal automation, and expansion signals.

Skills

Go

PostgreSQL

Backend engineering

Production services

LLMs

Independent problem solving

AI tooling

User feedback

Code maintainability

Tools

Docker

AWS

GitHub

Job description

FunnelStory is hiring a Principal Backend Engineer to build reliable customer intelligence and AI workflows. You will own unclear product problems and ship solutions customers can trust, using Go and PostgreSQL.

Location: Remote; Employment: full-time contractor with FunnelStory, USA-based. You will work on enterprise and on-prem deployments, connecting data sources and shipping major capabilities within a few months.