Staff Platform Engineer: Build Scalable Data & API Platform

Clarify; Seattle (WA); Hybrid; USD 210,000 - 260,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) match

Flexible PTO

Parental leave

Team offsites

Job summary

Clarify is building an AI-native CRM and seeks a Staff+ Platform Engineer to own the data platform, ingestion pipelines and APIs. You’ll shape data models, ensure clean data flows and drive real-time reactions across the product while maintaining production reliability.

You will collaborate with founders and squads, mentor engineers, and leverage the stack (TypeScript, React/Next.js, Node.js; Postgres, Kafka, BullMQ) to deliver scalable data foundations driving AI-powered features.

Qualifications

• Experience owning architecture of data/platform systems end-to-end.
• Experience building data platforms, ingestion pipelines or event-driven systems at scale.
• Proficient in TypeScript and Node.js; strong knowledge of Postgres.
• Experience designing APIs and pipelines with conflicts, retries and partial failures.
• Experience building and operating integrations with third-party APIs.
• Owns production delivery including on-call.
• Has worked at a startup and understands customer impact.

Responsibilities

• Own the architecture of Clarify’s data platform and set its technical direction as we scale.
• Build ingestion pipelines that bring in email, calendar, calls and third-party data reliably and at volume.
• Evolve our eventing system so product features, AI agents and Signals can react to changes in real time.
• Design the canonical data model and integration framework that lets systems like HubSpot, Salesforce and Stripe map cleanly into Clarify.
• Shape our public APIs and webhooks so customers and partners can build on Clarify.
• Solve the hard parts: rate limits, backfills, ordering, idempotency, conflict resolution and dedup.
• Build observability so we catch data issues before customers do.
• Raise the bar for the engineering team through design reviews, mentoring and pragmatic standards.
• Use AI in your workflow to move faster on modeling, testing and review.

Skills

Staff level ownership

Data platform experience

TypeScript

Node.js

Postgres

Queues & events

APIs design

Third-party integrations

On-call in production

Startup environment

Public developer APIs

Entity resolution

Data quality

Tools

BullMQ

Kafka

Job description

Clarify is building an AI-native CRM and seeks a Staff+ Platform Engineer to own the data platform, ingestion pipelines and APIs. You’ll shape data models, ensure clean data flows and drive real-time reactions across the product while maintaining production reliability.

You will collaborate with founders and squads, mentor engineers, and leverage the stack (TypeScript, React/Next.js, Node.js; Postgres, Kafka, BullMQ) to deliver scalable data foundations driving AI-powered features.