Senior Software Engineer – Payments, Data

🕒 July 29

🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 11%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

Apply Now

Find Similar Remote Jobs

Set Up Email Alert For New Jobs

📊 Check your resume score for this job

Improve your chances of getting an interview by checking your resume score before you apply.

Upload Resume

Qu POS

WebsiteLinkedInAll Job Openings

51 - 200 employees

🏨 Hospitality

🍽️ Food & Beverage

📦 Logistics

Hospitality • Food & Beverage • Logistics

Qu POS is a technology company that provides a unified commerce platform for quick service and fast casual restaurant chains. Their platform integrates point of sale (POS), online ordering, drive-thru kiosks, and third-party marketplace connections to create seamless on- and off-premise ordering experiences. This enables restaurant operators to manage multi-channel and menu ecosystems efficiently, enhancing brand loyalty and operational accuracy. By leveraging data-rich insights, Qu POS aims to revolutionize restaurant commerce by moving operations into the digital age, focusing on scalability and growth.

📋 Description

• Work on building the leading enterprise restaurant technology platform (POS, kiosks, digital ordering) • Own both sides of our payments story: building the integrations that process transactions, and building the data platform that makes those transactions visible and reconciled for our merchants • Build and maintain payment integrations with PSPs across card-present (EMV terminal) and card-not-present (hosted/online) channels • Own terminal-to-cloud payment flows: device initialization, transaction processing, Store & Forward, and webhook-based reconciliation • Serve as a subject matter expert across the full payment stack, from terminal hardware through gateway to settlement • Build the reconciliation platform (UI and back-end) that matches POS transactions against PSP settlement/payout records and surfaces discrepancies • Design matching engines and data pipelines that ingest settlement files, normalize records, and classify exceptions • Create payment analytics dashboards and reports for merchant back-office users • Translate business requirements into working solutions; mentor engineers; maintain documentation and runbooks • Participate in code reviews and drive code quality across payment services

🎯 Requirements

• 7+ years in software development with meaningful payments or financial data exposure • 5+ years in C# / .NET building APIs and microservices • Hands-on PSP integration experience: gateway APIs, terminal APIs, management APIs, webhook notifications • EMV terminal integration: device pairing, transaction flows, certification, in-store troubleshooting • Fluency in payment domain concepts: acquirers, issuers, settlement (gross/net), chargebacks, PCI DSS, tokenization, PAR, authorization vs. capture, Store & Forward • Experience building data reporting UIs (Vue.js, Angular, or React) that present financial data to non-technical users • Experience with data reconciliation logic: cross-system matching, discrepancy identification, exception classification • AWS services: ECS, SQS, DynamoDB, RDS, CloudWatch, Parameter Store • MongoDB and SQL databases • Elasticsearch or similar for transaction data querying • Git, Azure DevOps Pipelines, Docker, Terraform

🏖️ Benefits

• Fun, dynamic, and diverse culture • Collaborative environment • Mentorship opportunities