About the role

Role Overview

You’ll join Rep AI’s backend team to build and optimize the backend infrastructure powering an AI-driven platform. The work blends backend engineering with DevOps responsibilities, including AWS cloud usage and AI service integration.

Responsibilities

Design and develop scalable, high-performance backend systems for large-scale, high-speed interactions
Integrate and work with cutting-edge AI technologies/services
Perform DevOps tasks in an AWS environment
Optimize sophisticated algorithms with strong attention to code efficiency
Build and maintain REST APIs
Implement microservices architecture

Requirements

3+ years of experience developing with Java 11+
Experience with AWS cloud and microservices architecture
Proven experience developing high-scale services
Experience with NoSQL databases (e.g., Elasticsearch, MongoDB)
Experience with distributed caching (e.g., Redis)
Familiarity with REST APIs
Agile/Scrum methodology experience
Strong critical thinking, problem-solving, time management, and communication skills
Team-player mindset

Nice to Have

Experience with AI-driven systems
Building chatbots/virtual assistants using LLMs
Experience with e-commerce platforms and APIs

Benefits

Generous equity package
Company offsites
Retirement benefits
Remote-first work with a global team

About Rep AI

Rep AI builds and operates an AI-driven platform, focusing on scalable, high-performance backend infrastructure. The company integrates AI services and supports large-scale, high-speed interactions, combining backend development with cloud and DevOps responsibilities.

Java Backend Developer

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