Lead Software Engineer, Core Platform

Socket.dev; Glendale (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Moon is seeking a technical lead to own the design and evolution of its core platform, covering identity, tenancy, entitlements, payments and financing APIs, messaging buses, and shared services. You will anchor the foundation that all modules rely on.

You will mentor engineers, enforce contract-first API discipline, ensure database performance and reliability, and drive pragmatic architecture with shipping instincts.

Qualifications

• 7+ years of backend engineering with distributed systems in production.
• Deep database and API design experience; payments or fintech integration experience a strong plus.
• Has been the technical lead others calibrate against.
• Pragmatic architecture instincts; ships.

Responsibilities

• Lead the design and build of core services: identity, tenancy, entitlements, payments and financing APIs, messaging buses - and the common shared services every module consumes: email, SMS, voice and communication services, and the client database.
• Own database architecture and performance; uphold demanding reliability commitments.
• Enforce contract-first discipline: versioned APIs, clean deprecation windows, no surprise breaking changes.
• Enforce engineering standards via code review across the application, including proper use of the design system via Storybook.
• Mentor the team's engineers; encode critical business rules as CI-enforced invariants.

Skills

Backend engineering

Distributed systems

API design

Database architecture

Job description

Role Overview

You will be the technical lead of Moon's core platform: auth and identity, multi-entity tenancy, the entitlements engine, payments and financing APIs, cross-platform communication services, and the databases everything runs on. Every module team builds on the foundation you keep solid.

About the role

• You will join a small, senior platform team as its lead engineer, working with the Senior EM and the Principal Engineer on the contracts, reliability, and data architecture that let small teams ship continuously without colliding.

What you'll do

• Lead the design and build of core services: identity, tenancy, entitlements, payments and financing APIs, messaging buses - and the common shared services every module consumes: email, SMS, voice and communication services, and the client database.


• Own database architecture and performance; uphold demanding reliability commitments.


• Enforce contract-first discipline: versioned APIs, clean deprecation windows, no surprise breaking changes.


• Enforce engineering standards via code review across the application, including proper use of the design system via Storybook.


• Mentor the team's engineers; encode critical business rules as CI-enforced invariants.

Qualifications

• 7+ years of backend engineering with distributed systems in production.


• Deep database and API design experience; payments or fintech integration experience a strong plus.


• Has been the technical lead others calibrate against.


• Pragmatic architecture instincts; ships.