Senior Backend Software Engineer

2 semanas atrás

São Paulo, Brasil Arandu Studio & Tech Tempo inteiro

Contract: International contractor — $35/hour

Language: English (mandatory fluency, written & spoken)

Reports to: CTO + Engineering Team

About the Role

We are seeking a highly seasoned Senior Backend Engineer with +5 years of experience building and shipping production backends with PostgreSQL. You are an advanced backend engineer with strong database skills, experience integrating external APIs, a strong product focus, and you are comfortable thinking on your feet in a fast-paced and dynamic startup environment. Experience integrating with medical devices and systems is highly desired.

Tech Stack

- PostgreSQL (modeling, security, RLS, performance, transactions, triggers)
- TypeScript
- Next.js / Node.js
- External API integrations
- AI/LLM programmatic integrations
- Advanced testing + reliability
- Nice boosts: Supabase, DevOps, React, AWS, Python, HL7/FHIR, Temporal/Airflow, medical device integrations

Required

- Expert level proficiency with PostgreSQL Database (modeling, security/authentication/authorization/RLS, performance, transactions, triggers, scaling, data history, etc)
- TypeScript
- NextJS/NodeJS
- Advanced experience integrating with external APIs.
- AI Integration: Experience programmatically interacting with LLMs or other advanced AI models
- Solid CS fundamentals
- Advanced testing experience and maintaining high reliability

Strongly Preferred

- Experienced with Supabase (especially Row Level Security and Realtime features)
- DevOps expertise, implementation experience, and uptime reliability
- AI Training: Capability to help craft our long term AI strategy, along with training and customizing open source AI models based on medical data
- Solid proficiency with React (we’re a NextJS shop; since we’re a small team you may be asked to contribute to the front-end)

Bonus

- AWS
- Experience with backend workflow tools such as temporal.io, airflow, etc.
- Medical device integrations (Immunoassay, Ultrasound, etc)
- Medical data (i.e. HL7, FHIR & HIPAA compliance)
- Python

How We Work

- Small, high-impact team
- Fast decision-making
- High autonomy and ownership
- Clear, async-friendly communication
- Focus on real outcomes, not bureaucracy

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