Senior Payments Engineer - AI-Driven, Full-Stack

Collectors; Oregon; Hybrid; USD 141,000 - 229,000; Full time

Benefits offered by this job

Health Insurance

401(K) Matching Plan

Vacation and flexible time-off

Holiday Pay

Employee Discounts

Flexible Hours

Fun Working Environment

Job summary

Collectors is seeking a Senior Software Engineer to join the Payments team. You will own end-to-end payment flows, integrate with gateways like Stripe and PayPal, and build APIs and frontend experiences across backend and customer-facing surfaces.

The role spans secure, scalable payment processing, with AI-assisted tooling and observability at the core. Onsite collaboration is common for this high-visibility role within our Oregon offices.

Qualifications

• 6+ years of engineering experience (senior IC or lead level preferred).
• Backend in C#/.NET with strong API surface ownership.
• Frontend experiences using React, Svelte, and TypeScript for checkout flows.
• Deep databases know-how: PostgreSQL and DynamoDB.
• Experience with Agile/Scrum, distributed systems, and microservices.
• Gateway integrations with Stripe/PayPal and PCI/compliance focus.

Responsibilities

• Build multi-gateway payment integrations with Stripe, PayPal, and others.
• Develop backend services in C#/.NET and frontend in React/Svelte/TypeScript.
• Ensure security, PCI-DSS compliance, and resilient design patterns.
• Leverage AI tooling across the SDLC to accelerate delivery and quality.
• Design distributed services on AWS/Kubernetes with observability.
• Collaborate across Payments, Marketplace, and platform teams to deliver payment experiences.

Skills

6+ years exp

React

Svelte

TypeScript

C#/.NET

PostgreSQL

DynamoDB

Agile/Scrum

Kafka

Microservices

Kubernetes

AWS

AI tooling

Datadog/Observability

Security/compliance

Tools

Stripe

PayPal

AWS

Kubernetes

Datadog

Job description

Collectors is seeking a Senior Software Engineer to join the Payments team. You will own end-to-end payment flows, integrate with gateways like Stripe and PayPal, and build APIs and frontend experiences across backend and customer-facing surfaces.

The role spans secure, scalable payment processing, with AI-assisted tooling and observability at the core. Onsite collaboration is common for this high-visibility role within our Oregon offices.