Staff Software Engineer — Platform Modernization & AI

Collectors; Santa Ana (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Collectors is seeking a Staff Software Engineer to guide architecture and modernization across NestJS/TypeScript microservices, Java, and legacy PHP workstreams. You will own end-to-end domain design, data flows, and critical migrations while delivering measurable improvements.

You will mentor engineers, champion AI-assisted tooling, enforce security and observability standards, and collaborate with product and business stakeholders to build scalable, reliable systems.

Qualifications

• 8+ years of professional software engineering experience with leadership of multi-engineer projects.
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Responsibilities

• Set technical direction for end-to-end domain architecture across services, data stores, and frontends.
• Lead delivery of 1–2 quarter projects with cross-team coordination and measurable outcomes.
• Foster knowledge sharing, mentorship, and documentation across the org.
• Drive AI-assisted engineering adoption with governance and secure usage.

Skills

Leadership

Backend TS/Node.js

Java

Full-stack

Legacy modernization

PostgreSQL/MySQL

Distributed systems

AWS Cloud

AI tooling

Communication

Tools

AWS CDK

Terraform

NestJS/TypeScript

Java

React/Next.js

PostgreSQL

MySQL

SQS

CI/CD tooling

Job description

Collectors is seeking a Staff Software Engineer to guide architecture and modernization across NestJS/TypeScript microservices, Java, and legacy PHP workstreams. You will own end-to-end domain design, data flows, and critical migrations while delivering measurable improvements.

You will mentor engineers, champion AI-assisted tooling, enforce security and observability standards, and collaborate with product and business stakeholders to build scalable, reliable systems.