Senior Backend Software Engineer (Latam Only)

Arandu Studio & Tech; Teletrabalho; BRL 120.000 - 160.000; Tempo parcial

Resumo da oferta

A technology startup is seeking a Senior Backend Engineer in Brazil to build and ship production backends predominantly using PostgreSQL, and integrate external APIs. The ideal candidate will have over 5 years of experience, exceptional skills in database management, and familiarity with AI/model integrations. This fast-paced startup environment demands a strong product focus and the ability to work independently. This role offers competitive compensation and the opportunity to contribute to meaningful projects.

Qualificações

• 5+ years of backend engineering experience with PostgreSQL.
• Expert proficiency with PostgreSQL including RLS and performance tuning.
• Experience in integrating external APIs and advanced AI models.

Responsabilidades

• Build and ship production backends with PostgreSQL.
• Integrate external APIs and interact with LLMs.
• Contribute to front-end projects as needed.

Conhecimentos

PostgreSQL Database

TypeScript

NextJS / NodeJS

External API integrations

AI / LLM programmatic integrations

Solid CS fundamentals

Advanced testing

Ferramentas

AWS

Supabase

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