---
title: "Senior Software Engineer… at Collectors – Remote"
canonical: "https://www.metaintro.com/job/senior-software-engineer-full-stack-psa-liquidity-platform-at-efecc9b0-a2db-5689-90e3-fa8b3764e842"
language: "en"
author: "Metaintro"
---

[![Collectors logo](/api/favicon-proxy?url=https%3A%2F%2Fcollectors.com%2Ffavicon_collectors.ico)](/company/collectors)[Collectors](/company/collectors)
# Senior Software Engineer, Full-Stack (PSA Liquidity Platform) at Collectors

Compensation

$140,971 – $228,870/yr

**Setup**
: Remote, Hybrid

**Type**
: Full-time

**Level**
: senior

**Posted**
: Jun 24, 2026

## Description

Collectors is hiring a Senior Software Engineer to build and scale the PSA Liquidity Platform, which connects supply and demand across its marketplace, PSA Partner Offers, and eBay Consignment. The role owns buyer and seller experiences, real-time targeting and ranking, microservices, distributed event-driven systems, observability, and AI tooling across the full stack. Candidates need at least six years of engineering experience, strong Java, Spring Boot, React, Svelte, Kubernetes, AWS, and distributed-systems expertise, and the ability to lead projects from concept through production. The position offers a salary of $140,971-$228,870, medical, dental, and vision benefits, and may be hybrid or remote depending on the work location and recruiter discussion.

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