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Role description

Java Backend Developer

Rep AI logoRep AI
AI-native
TypeFull-time
SeniorityMid-level
LocationLocation, West Virginia, United States
Posted7/12/2026
Engineering

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Full-Time & Remote

Java Backend Developer

We are looking for a talented
Java Backend Developer
to join our backend team. As part of our core development team, you will play a key role in building and optimizing the backend infrastructure that powers our AI-driven platform. You will work on designing and developing scalable, high-performance systems while integrating cutting-edge AI technologies.

The role extends beyond backend development and includes DevOps tasks with AWS cloud, AI service integration, and optimizing sophisticated algorithms. Given our need for large-scale, high-speed interactions, code efficiency and scalability are critical.

Fluent English level

Critical thinker and problem-solving skills

Good time-management skills

Great interpersonal and communication skills

Team player

Requirements

  • 3+ years of experience developing in Java 11 and above
  • Experience with AWS cloud and microservices architecture
  • Proven experience in developing high-scale services
  • Experience with NoSQL databases (e.g., Elasticsearch, MongoDB)
  • Experience working with distributed caching (e.g., Redis)
  • Experience developing REST APIs
  • Familiarity with Agile/Scrum methodology
  • Strong problem-solving skills and a team-player mentality

Nice to have

  • Experience working with AI-driven systems
  • Experience developing chatbots or virtual assistants using LLMs
  • Experience in e-commerce platforms and APIs

why join us

Benefits
Generous equity package

Have skin in the game and share in Rep AI’s future success.

Company offsites

Connect with the global team, collaborate in person, and build relationships beyond the screen.

Retirement benefits

Plan ahead with benefits designed to support your future.

Remote-first work

Join a global team and do meaningful work from wherever you do your best work.

Interested in joining the Rep team?

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Company info

Rep AI logo

Rep AI

REP AI is a revolutionary plug-and-play solution designed to transform how e-commerce businesses engage with their customers. Seamlessly integrating with Shopify, REP AI automatically reads your website, learning everything it needs to provide accurate, contextually relevant responses to shoppers—without requiring any configuration. With results like a 250% increase in conversion rates, 40% increase in Average Order Value and handling 95% of all support inquires, REP AI empowers merchants to boost sales, enhance customer satisfaction, and scale effortlessly, making it the go-to tool for businesses aiming to thrive.

AI-product
HQNew York, US
Size39 employees
Unlock human wisdom
ThesisTermsPrivacy
Industry
Technology, Information and Internet
Tech stackgrowth-tools, amazon-athena, jenkins, redis, bedrock, aws-sdks, claude-code, amazon-web-services, google-tag-manager, fastapi

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