Senior Backend Software Engineer (Latam Only)

Arandu Studio & Tech; Macaé; Presencial; BRL 120.000 - 160.000; Tempo integral

Resumo da oferta

A tech-driven company in Macaé, Brazil, is looking for an experienced Senior Backend Engineer to develop and maintain production backends. The ideal candidate will have extensive experience with PostgreSQL and TypeScript, alongside strong skills in API integrations. You will collaborate in a dynamic team focusing on innovative solutions, especially in AI integration and medical device systems. Candidate should be comfortable in a fast-paced environment and eager to contribute to long-term AI strategies.

Qualificações

• 5+ years of experience as a backend engineer, with strong knowledge of PostgreSQL.
• Expert level proficiency with API integrations and advanced database management.
• Experience with LLMs or AI model interactions is preferred.

Responsabilidades

• Build and ship production backends using PostgreSQL.
• Integrate external APIs and medical systems into the backend.
• Contribute to AI strategy and support product-focused development.

Conhecimentos

PostgreSQL

TypeScript

NextJS

API Integration

AI Integration

Ferramentas

AWS

Python

Descrição da oferta de emprego

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.

Technical Stack

• PostgreSQL (modeling, security, RLS, performance, transactions, triggers)
• TypeScript
• Next.js / Node.js
• External API integrations
• AI / LLM programmatic 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.
• 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.
• 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