Application ends: May 25, 2026
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Job Description

🏒 Company: Happenstance, Inc.
πŸ“ Location: Remote, California, United States
πŸ’Ό Job Type: Full-Time
πŸ“… Experience: 2–5 Years
πŸŽ“ Education: Bachelor’s / Master’s in Computer Science, Software Engineering, or related field
πŸ’° Expected Salary: $135,709 – $228,409 per year ( β‚Ή1,13,00,000 – β‚Ή1,90,00,000)
🏷️ Job Category: Information Technology, Remote Jobs, International Jobs, Backend Engineering, Cloud Infrastructure, Software Development
🌐 Website: Website
πŸ“ž Contact: Contact us


🏬 About the Company:
Happenstance, Inc. is a Y Combinator-backed AI-powered People Intelligence platform that transforms how professionals discover and connect with people across their networks β€” using cutting-edge LLMs and semantic search to go beyond what LinkedIn can offer.Founded in 2023 and headquartered in San Francisco, CA, Happenstance has raised $2.5M from top-tier investors including Pioneer Fund, Team Ignite Ventures, and Zelda Ventures.A small, high-impact team building the future of human connection at scale! πŸ€πŸš€


🎯 About the Role:
As a Backend Engineer at Happenstance, you’ll be the architect behind the scalable infrastructure that powers one of the most innovative people search engines in the world β€” designing robust systems, optimizing performance, and ensuring rock-solid reliability at scale.Backend Engineers in the Information Technology sector are among the top-paid professionals in the US, with median total pay reaching $204,925 annually β€” and at a fast-growing startup, your equity could make this even more rewarding! βš™οΈπŸŒŸ


πŸ—‚οΈ Key Responsibilities:

  • πŸ—„οΈ Implement core data indexing and ingestion pipelines for new data sources β€” ensuring fast, accurate, and reliable data flow across the platform
  • πŸ”Œ Design and build a public API for Happenstance’s search β€” creating developer-friendly, scalable, and well-documented interfaces
  • ⚑ Proactively identify performance optimizations and scaling bottlenecks before they become problems β€” keeping the platform blazing fast
  • πŸ—οΈ Build integrations with third-party services and scale container architecture to manage infrastructure confidently at growing demand

βœ… Requirements:

πŸ”‘ Must-Haves:

  • πŸŽ“ Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
  • 🐍 Strong proficiency in Python for building production-grade backend systems
  • ☁️ Solid hands-on experience with AWS cloud infrastructure and services
  • πŸ’¬ Strong problem-solving skills with a proactive, ownership-driven mindset

πŸ› οΈ Technical Skills:

  • πŸ—ƒοΈ Deep experience with PostgreSQL (Postgres), DynamoDB, S3, and Redis for data storage and caching
  • πŸ”— Proven track record in API Design β€” RESTful, scalable, and developer-friendly
  • 🐳 Experience scaling container architecture (Docker/Kubernetes) and managing infrastructure at scale
  • βž• Experience with distributed systems or CLI tooling is a strong plus!

🌟 Why Join Happenstance?
βœ… Top-tier remote salary ranging from $135,709 to $228,409/year ( β‚Ή1.13Cr – β‚Ή1.90Cr) β€” work from anywhere in the world with full flexibility πŸ’°
βœ… Early-stage Y Combinator startup with $2.5M in funding β€” join as one of the first engineers, earn meaningful equity, and shape the product from the ground up 🎯
βœ… Work on genuinely hard engineering challenges β€” building scalable, high-performance infrastructure that powers a global people search engine used by professionals worldwide! πŸš€