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Senior Backend Engineer

Raya

on-siteseniorpermanentbackendproduct-management United States Yesterday via LinkedIn

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Tags

Node.jsJavaScriptTypeScriptPostgreSQLMongoDBElasticsearchOpenSearchSystem DesignCI/CDGenAILLM PipelinesRetrieval-Augmented Generation (RAG)

About the role

Role Overview

You will join Raya’s backend team at a high-growth stage, building and owning key parts of core services. The role is suited to someone excited to work in a Node.js codebase, design scalable software architecture, and demonstrate both delivery and leadership.

Responsibilities

  • Product Ownership: Lead key components of Core Services, including:
    • People Recommendations Engines
    • Data Engineering capabilities
  • Data & Performance: Use deep knowledge of databases such as PostgreSQL, MongoDB, and Elasticsearch (OpenSearch/Search applications) to improve performance and reliability.
  • Collaboration: Work closely with cross-functional teams (e.g., UX designers and data scientists) to deliver user-focused solutions.
  • Continuous Learning: Stay current with Raya’s tech ecosystem to ensure solutions remain scalable, maintainable, and innovative.
  • User-Centric Development: Use feedback loops and data-driven methods to define and refine product features.
  • Operational Excellence: Own the end-to-end SDLC, applying Agile practices and CI/CD throughout development.

Requirements

  • 6+ years of hands-on modern software development experience.
  • Strong system design and architecture skills and mastery in at least one language such as Node.js/JavaScript, Go, or TypeScript.
  • Proven ability to build and scale backend systems in production (startup/fast-moving environments preferred).
  • Experience with Search applications (e.g., Elasticsearch/OpenSearch, vector databases).
  • Strong collaboration skills and transparency across teams.
  • AI/GenAI experience:
    • Hands-on knowledge of agentic GenAI systems (multi-step LLM pipelines, tool use, RAG/workflows)
    • Understanding of prompt engineering, fine-tuning, or model integration in production
    • Curiosity and willingness to adopt emerging AI frameworks and ship AI-enabled projects.

Nice to Haves

  • Agentic GenAI systems experience (or notable shipped projects) leveraging orchestration, RAG, and model integration in production.

Benefits (as listed)

  • Comprehensive medical and dental coverage
  • $50/day food delivery budget
  • Equity-based employment
  • Learning opportunities
  • Unlimited vacation
  • 12 weeks paid parental leave
  • $1,000/year for travel to a place they’ve never been (values-based)

About Raya

Raya is a fast-growing technology company focused on enriching lives through quality, in-person interactions and building relationship-focused products. The backend team works on core services such as recommendations, data engineering, messaging, and location-based maps.

Scraped 5/16/2026

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