Senior Backend Software Engineer (Latam Only)

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

Resumo da oferta

A dynamic technology studio in Brazil is seeking an experienced Senior Backend Engineer to build production backends with PostgreSQL and integrate external APIs. The ideal candidate has over five years of backend experience, excels at API integrations, and has a strong focus on AI/LLM strategies. This role offers autonomy and the chance to work within a small, high-impact team, prioritizing real outcomes and fast decision-making.

Qualificações

• 5+ years experience as a backend engineer, strong PostgreSQL knowledge.
• Advanced experience with external API integrations.
• Experience with AI integrations and advanced testing practices.

Responsabilidades

• Build and ship production backends using PostgreSQL.
• Integrate external APIs into existing systems.
• Collaborate with a small, impactful team in a fast-paced environment.

Conhecimentos

PostgreSQL expertise

TypeScript

Node.js

API integration

AI/LLM integrations

Advanced testing

React

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.

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