Senior Merchant API Engineer (Remote) – Backend Ownership

synchr LLC; Austin (TX); On-site; USD 175,000 - 200,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

401(k)

Unlimited PTO

Coworking stipend

Learning and development stipend

Job summary

Zohorecruit is seeking a Senior Software Engineer to design and own merchant-facing APIs in a fully remote role within the United States. You will work on a Python/Django stack to power onboarding, disputes, reconciliation, and merchant catalog APIs, while collaborating with product and GTM teams to scale with new merchant categories.

The role emphasizes ownership, speed, and autonomy, with opportunities to shape a backend-heavy, end-to-end feature set and influence architectural decisions in a

Qualifications

• 3–8 years of software engineering experience, with a focus on API design and merchant or partner integrations.
• Strong Python and Django skills, plus comfort working across the stack.
• Experience designing APIs that external partners depend on, and evolving them without breaking existing consumers.
• A bias toward ownership, speed, and autonomy.

Responsibilities

• Design, build, and own merchant-facing APIs, including disputes, reconciliation, and catalog APIs, that partner brands rely on to process transactions.
• Optimize database queries and backend performance in a Python/Django monolith to support rapid merchant onboarding.
• Build and iterate on the merchant dashboard, consuming your own public APIs as their first customer.
• Partner with product and go-to-market teams to expand the API as the company enters new merchant categories and adds new product and cart eligibility requirements.
• Use AI tools like Claude to accelerate development and ship at startup pace.

Skills

Python

Django

API design

Merchant integrations

Tools

Next.js

React

TypeScript

Datadog

Job description

Zohorecruit is seeking a Senior Software Engineer to design and own merchant-facing APIs in a fully remote role within the United States. You will work on a Python/Django stack to power onboarding, disputes, reconciliation, and merchant catalog APIs, while collaborating with product and GTM teams to scale with new merchant categories.

The role emphasizes ownership, speed, and autonomy, with opportunities to shape a backend-heavy, end-to-end feature set and influence architectural decisions in a