Senior Backend Engineer — Python or Node.js, AWS (Argentina)

Senior Backend Engineer — Python or Node.js, AWS (Argentina)

16 sep
|
OneSeven Tech
|
Argentina

16 sep

OneSeven Tech

Argentina

Location: Remote — Argentina, Chile, Colombia, Brazil, Uruguay, Peru, Mexico Salary: 5000 - 5500 USD per month Job Type: Full-time contract Date Posted: September 11, 2026

Project Brief

We're building a HIPAA-compliant platform on AWS for a healthcare client, including a real-time eligibility check engine that integrates with a clearinghouse via EDI (270/271), an encrypted coverage data store, and alerting. You'll build directly against a design set by our Solutions Architect, on a small senior team moving fast over roughly 10 weeks. This is heads-down, high-ownership backend work on a real production system handling healthcare data.

Must-Haves

- Senior backend engineering experience (5+ years)
- Strong in Python or Node.js/TypeScript
- PostgreSQL and REST API design
- Solid working AWS experience: Fargate/ECS, SQS, Secrets Manager, CloudWatch
- Able to execute infrastructure-as-code designed by an architect
- Strong experience integrating third-party APIs and handling messy external data

Nice to Have

- Healthcare EDI (ANSI 270/271) or clearinghouse integration experience
- Event-driven / queue-based pipeline experience
- HIPAA / PHI handling experience
- Terraform or AWS CDK

What You Will Do

- Build the backend and integrations to the architect's design, including the HIPAA-AWS foundation (infrastructure-as-code)
- Implement the clearinghouse eligibility integration: build the EDI 270 request, call the REST API, parse the 271 response
- Build the check engine: scheduler/SQS-driven daily eligibility sweeps, pending-enrollment polling, and countdown logic
- Build and maintain the encrypted coverage data store and alerting
- Own integration-path testing end-to-end
- Work heads-down with daily standups, delivering to the contract that the front-end/automation engineer consumes

Why This Could Be Your Next Big Move





- Real ownership of critical systems — you'll own the integration layer and check engine end-to-end, not just a slice of it
- High-priority, fast-moving build — a small senior team shipping a production healthcare platform in weeks, not quarters
- Work with a strong technical architect — the design and infra decisions are set, so you can focus on building well against a clear plan
- Healthcare-grade, high-stakes engineering — meaningful experience with HIPAA-compliant systems and EDI integrations that's rare to get hands-on with

Benefits & Compensation

- ? 5000 - 5500 USD per month — paid in USD, bi-weekly via Deel
- ? Fully Remote — work from anywhere in Latin America
- ? Long-term contract — starting with a 6-month contract, then full-time
- ? Paid PTO
- ? Referral Program — earn a bonus for referring talent that gets hired

To Apply

Please send your resume in English. Include the following:

- ? LinkedIn Profile URL (always required)
- ? GitHub Repository (required)
- ? Certifications — if applicable (e.g. AWS)
- ✉️ Cover Letter — tell us why you're excited about this specific role (optional but encouraged)

About OneSeven Tech

OneSeven Tech is an AI-enabled software agency headquartered in Miami, with 9 years building AI-driven digital products for scaling and established companies. We specialize in consulting, designing, and developing ROI-focused solutions across 22 industries — from healthcare and legal to real estate and fintech.

Our multidisciplinary team blends AI strategy, UX/UI, web and mobile engineering, and machine learning to deliver real outcomes. With 101+ successful projects completed and a 4.9/5 client rating, we work as a deeply embedded partner — not just a vendor. We operate as a remote-first organization with a general team and a US-based client portfolio.

📌 Senior Backend Engineer — Python or Node.js, AWS (Argentina)
🏢 OneSeven Tech
📍 Argentina

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