Senior Backend Software Engineer (Node.js, USA-based) jobs in United States
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Collectly · 1 day ago

Senior Backend Software Engineer (Node.js, USA-based)

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
money$150K/yr - $170K/yr
date5+ years exp

Collectly is a fast-growing healthcare technology startup working to modernize the U.S. healthcare financial experience through AI-driven automation. As a Senior Software Engineer, you will be part of the talented team building new AI products at Collectly, powered by Node.js backend and React front end.

BillingElectronic Health Record (EHR)Financial ServicesHealth Care
badNo H1Bnote

Responsibilities

Collaborate with the founders, PMs, designers, and other engineers to navigate trade-offs and build world-class products
Work with urgency to build critical features with a keen attention to detail and high-quality maintainable code
Completely own your features end-to-end, from product requirements, code, testing, observability, rollout and maintenance

Qualification

Node.jsTypescriptSQL databasesAWSGCPLLM Prompt EngineeringAI/LLM IntegrationsRapid prototypingOrchestration toolsPuppeteerPythonReact

Required

5+ years experience building complex web apps(focused on backend)
Experience with LLM Prompt Engineering
Strong proficiency in Typescript, Node.js, SQL databases and modern backend architectures
Experience (or strong interest) in AI/LLMs in prompt engineering
AWS or GCP Cloud Infrastructure Experience
Experience building rapid prototypes 0->1, and convert to robust maintainable code

Preferred

Experience with orchestration tools. ie. Hatchet, temporal
AI/LLM Integrations
Puppeteer, stagehand, selenium experience
3+ years of experience with Python
React (5% of work). This position is mostly backend, but will require understanding frontend code

Benefits

Unlimited PTO: We believe in work-life balance and encourage you to recharge when you need it.
Comprehensive Health Coverage: Fully paid medical, dental, and vision insurance for you and your dependents, because your well-being matters to us.
Equity Opportunities: Share in our success with stock options - your hard work will drive our growth.
Retirement Planning Made Easy: Enjoy a 401(k) with a generous company match to secure your future.
Student Loan Support: We help lighten the load with contributions toward your student loans.

Company

Collectly

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Collectly helps healthcare organizations increase collections, automate billing operations, and elevate the patient financial experience.
dateFounded in 2017
location
Santa Monica, California, USA
people-size51-200 employees
web-link
http://collectly.co

Funding

Current Stage
Growth Stage
Total Funding
$33.9M
Key Investors
Sapphire VenturesTMT InvestmentsGoAhead Ventures
2023-07-20Series A· $29M
2021-09-16Series Unknown· $3M
2017-03-27Seed· $1.9M

Leadership Team

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Levon Brutyan
CEO & Co-Founder
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Recent News

PR Newswire
Collectly Expands End-to-End AI-Powered Patient Financial Experience with Launch of Billie, AI Agent for Eligibility & Benefits
2025-10-31
Built In
How Women in SF Tech Are Building Stronger Pathways to Leadership
2025-10-28
Sapphire Ventures
Taking the Pain out of Patient Payments: Why We’re Excited to Lead Collectly’s Series A
2024-12-03
Company data provided by crunchbase