Senior Backend Engineer - AI-Powered Healthcare & Payments

Benchstrength

Buenos Aires

Hybrid

ARS 1,800,000 - 3,000,000

Full time

4 days ago

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Job summary

heva is seeking a Senior Back-End Engineer to build the core infrastructure for trusted healthcare, AI, and payment platforms. You will design, develop, and scale backend systems handling medical data, financial transactions, and real-time AI workflows.

You will work with frontend, AI, and product teams to ship secure, compliant, and high-performance services in a regulated environment. The role emphasizes reliability, security, and scalable design.

Qualifications

5+ years backend development with Go and PostgreSQL.
Experience with RESTful and GraphQL APIs.
Proven ability to design scalable, secure microservices.

Responsibilities

Develop and maintain high-performance backend services with Go (Gin) and PostgreSQL.
Design and optimize RESTful and GraphQL APIs powering frontend and AI features.
Integrate payment systems (Stripe) ensuring secure, compliant transactions.
Leverage Redis for caching, rate limiting, and distributed task management.
Architect and maintain microservice-based systems with observability and fault tolerance.
Collaborate with AI engineers to deploy and serve ML models efficiently.
Implement secure authentication and RBAC using JWT/OAuth2.
Drive code quality, reviews, and documentation.

Skills

Golang

PostgreSQL

RESTful API

GraphQL

Security best practices

Team collaboration

Tools

Docker

Kubernetes

Redis

Kafka

NATS

RabbitMQ

Terraform

Stripe API

OAuth2

Job description

You will work with frontend, AI, and product teams to ship secure, compliant, and high-performance services in a regulated environment. The role emphasizes reliability, security, and scalable design.

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