Backend Engineer

Primetag; United States; Remote; USD 120,000 - 160,000; Full time

Benefits offered by this job

Medical insurance

Periodic in-person team gatherings in/

Job summary

Primetag is seeking a backend software engineer for a fully remote role focused on building and maintaining backend services, data pipelines, and the observability platform for a data-intensive analytics product. You will deliver production-grade code with emphasis on performance, cost efficiency, documentation, testing, and APM metrics.

Responsibilities include designing and maintaining microservices with Python (FastAPI/Django/Flask), evolving databases, and improving data ingestion pipelines.

Qualifications

• 3+ years of software engineering with Python backend focus.
• Hands-on with API frameworks: Django DRF, Flask, or FastAPI.
• Strong understanding of REST, design patterns, and clean architecture.
• Knowledge of production system design and cloud platforms.
• Experience with Kubernetes in production and cloud environments.
• Familiar with relational and non-relational databases, observability, and messaging (RabbitMQ or Kafka).

Responsibilities

• Design, implement, and maintain backend services and APIs using Python/FastAPI in a microservices architecture.
• Maintain and evolve core microservices, databases, and platform components.
• Build and improve data ingestion pipelines and crawling processes.
• Ensure platform scalability, reliability, and maintainability under increasing load.
• Contribute to shared platform blocks, including infrastructure components and libraries.
• Refactor legacy systems and improve observability; address production issues as needed.

Skills

Python backend

Django/Flask/FastAPI

REST APIs

System design

Cloud platforms (Azure/AWS/GCP)

Kubernetes

Databases (SQL/NoSQL)

Observability

Messaging (RabbitMQ/Kafka)

Job description

Role overview

This full-time remote role focuses on building and maintaining backend services, infrastructure, core microservices, data pipelines, and the observability platform for a data-intensive analytics product. The position produces production-grade code with a strong emphasis on performance, cost efficiency, documentation, testing, and APM metrics.

Responsibilities

• Design, implement, and maintain backend services and APIs, primarily using Python and FastAPI in a microservices architecture
• Maintain and evolve core microservices, databases, and supporting platform components
• Build, maintain, and improve data ingestion and crawling pipelines
• Help keep the platform scalable, reliable, and maintainable as load and complexity grow
• Contribute to shared platform building blocks, including infrastructure components, internal libraries, and engineering guidelines
• Continuously improve existing systems through refactoring, technical debt reduction, and improved observability
• Debug production issues and contribute to incident resolution when required

Requirements

• 3+ years of software engineering experience with a strong focus on Python backend development
• Hands-on experience with API frameworks such as Django DRF, Flask, or FastAPI
• Solid understanding of REST API design, software design patterns, and clean architecture concepts
• Knowledge of system design and software architecture for production systems
• Experience with major cloud platforms (Azure, AWS, or GCP) and containerized environments, ideally Kubernetes in production
• Working knowledge of relational and non-relational databases, observability practices, and event-oriented technologies like RabbitMQ or Kafka

Nice to have

• Experience operating or contributing to data-intensive systems (ingestion, processing, storage, or search)
• Familiarity with observability tools such as Prometheus, Grafana, or Datadog

Benefits and work setup

• Fully remote role; must be a fiscal resident of Portugal
• Flexible core hours within European time (9am-6pm, 4 required hours per day)
• Comprehensive medical insurance for all team members
• Periodic in-person team gatherings via temporary European offices