Backend Engineer - GTM System

Description :

Responsibilities & Expectations :

- Backend Engineering & Systems

- Build and maintain backend services that support customer onboarding, KYC/KYB, and activation flows.

- Develop APIs and event-driven systems that reliably capture customer interaction data across the funnel.

- Ensure backend systems are secure, reliable, and scalable to support rapid growth and experimentation.

- Data-Driven Growth Enablement

- Design systems that make customer interaction data accessible and actionable for Product, Growth, and GTM teams.

- Implement clean, standardized event instrumentation across backend services.

- Partner with Data Engineering to ensure consistent pipelines into BigQuery and analytics layers.

- Build APIs and integrations that connect backend systems to growth/marketing tools (Heap, RudderStack, Customer.io, HubSpot).

- Experimentation & Customer Impact

- Enable the Growth Pod to run A/B tests and lifecycle experiments, ensuring correct backend event capture and reporting.

- Create tooling that accelerates experimentation (e.g., feature flags, sandbox environments, rapid test APIs).

- Deliver backend features and data integrations that directly improve activation funnel performance (reducing drop-offs, speeding time-to-value).

Must-Have Qualifications

- 35 years as a Backend Engineer in high-growth tech/fintech environments.

- Strong proficiency in backend languages (e.g., NodeJS, TypeScript) and API design.

- Experience building event-driven systems and working with databases at scale.

- Exposure to growth or marketing technology systems (Heap, RudderStack, Customer.io, HubSpot, Segment, etc.

- Strong understanding of event tracking and data instrumentation across customer interfaces.

- A data-driven mindset ability to translate customer interaction data into actionable insights for Product and GTM.

Nice-to-Have Qualifications

- Prior experience in growth engineering or backend systems designed for activation and experimentation.

- Familiarity with feature flagging and experimentation platforms (LaunchDarkly, Optimizely).

- Knowledge of compliance and security requirements for onboarding and payments.

- Experience supporting customer journey analytics, lifecycle messaging, or funnel optimization.

What We Offer

- Competitive salary and benefits package.

- Equity in a rapidly growing company.

- Opportunity to shape customer-facing systems and growth experiments at scale.

- A collaborative culture with strong ties across Product, Growth, Engineering, and GTM.

- Professional development within a world-class fintech team