Senior Software Engineer I — GenAI Platform & Backend

RX Brasil; Philadelphia (Philadelphia County); On-site; USD 87,000 - 144,000; Full time

Benefits offered by this job

Annual incentive bonus

Job summary

RX Brasil's Search and AI Platform team in Philadelphia, PA (flexible remote options) is seeking a Senior Software Engineer I to design and deliver reusable AI services and platform components using Python and Java. You will help shape architecture, promote best practices, and work with cross-functional teams to productionize AI prototypes.

You will deploy in an EKS Kubernetes environment, mentor engineers, conduct architecture reviews, and ensure quality and maintainability across distributed

Qualifications

• 4-6 years of software engineering experience.
• Proven experience contributing to technical architecture for large-scale platforms or services.
• Solid understanding of software development methodologies and data modeling principles.
• Deep expertise in Python and Java.
• Proficiency in backend development and familiarity with AI/LLM tools/frameworks (LangChain/LangGraph).
• Experience with Kubernetes (EKS) and cloud-native architectures.
• Proven track record building scalable backend systems and APIs.
• Experience mentoring engineers and contributing to architectural decisions.
• Ability to work collaboratively across functions in an Agile or Kanban environment.

Responsibilities

• Lead architectural design and ensure technical consistency.
• Design, develop, and maintain generative AI services and reusable components using Python and Java.
• Define and promote best practices in engineering, including scalability, observability, testing, and CI/CD.
• Contribute to system designs spanning multiple services and modules.
• Collaborate with product, platform, and research teams to productionize AI prototypes.
• Work within a Kubernetes (EKS) environment to deploy scalable, containerized applications.
• Lead resolution of complex technical challenges across distributed systems.
• Mentor less-senior developers on GenAI patterns and platform development.
• Participate in code reviews, architecture sessions, and cross-team initiatives.

Skills

Python

Java

Architectural design

Mentoring

Cross-functional collaboration

Agile / Kanban

Backend development

Tools

LangChain

LangGraph

Kubernetes

Job description

RX Brasil's Search and AI Platform team in Philadelphia, PA (flexible remote options) is seeking a Senior Software Engineer I to design and deliver reusable AI services and platform components using Python and Java. You will help shape architecture, promote best practices, and work with cross-functional teams to productionize AI prototypes.

You will deploy in an EKS Kubernetes environment, mentor engineers, conduct architecture reviews, and ensure quality and maintainability across distributed