MercorSoftware engineeringReviewed

Senior Software Engineer, Full Stack (TypeScript, React, AWS)

Platform: Mercor
Fit category: Software engineering
Remote/location: Seattle, WA; United States, WA
Pay: Firm hourly pay: $55 - $75 / hour
Eligibility: Remote, U.S. eligibility/work authorization signal
Difficulty: Highly selective
Last reviewed: Jul 10, 2026

Current application

Check the current Mercor listing

Review the official Mercor listing before applying. Requirements, screening, pay, hours, and project availability can change.

What this role involves

Senior Software Engineer, Full Stack (TypeScript, React, AWS) Senior Software Engineer, Full Stack (TypeScript, React, AWS) This is a full-time W-2 opportunity with Cincinnatus LLC. As part of this role, you may be staffed as a contractor with a leading technology company. Join a digital health technology company's engineering team to build the backend services and patient-facing applications behind EHR-integrated care.

Requirements

This is a full-time W-2 employment position with Cincinnatus LLC, based in Seattle, WA, with the opportunity to be placed at a leading healthcare technology company as part of their extended workforce. Note: this is a hybrid role with two days a week in the Seattle office.
Develop integrations with patient-education and patient-engagement vendors, including notifications and tracking.
3 to 5 years of professional experience building production software systems using TypeScript/JavaScript.
RESTful or event-driven API development with Node.js (Nest/Express).
Must be a U.S. citizen or permanent resident located in the United States; this role is hybrid, with onsite days in Seattle, WA.
Healthcare startup or health-data integration background.

Best for

Professionals with direct experience relevant to Senior Software Engineer, Full Stack (TypeScript, React, AWS)
This is a full-time W-2 employment position with Cincinnatus LLC, based in Seattle, WA, with the opportunity to be placed at a leading healthcare technology company as part of their extended workforce. Note: this is a hybrid role with two days a week in the Seattle office.
Applicants who can review specialist work and explain their judgment clearly

Skip this if...

You do not have direct experience relevant to senior software engineer, full stack
You need guaranteed acceptance, work, pay, hours, or project duration
You cannot meet the current location, eligibility, or availability requirements shown on Mercor

Application tips

Prepare concise, non-confidential examples that demonstrate your relevant specialist experience.
Do not share confidential employer, client, patient, deal, or research information as application evidence.
Check the current Mercor page before applying because availability, eligibility, pay, and project details can change.

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