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@possibilities
Created March 12, 2026 19:51
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Senior Software Engineer (React, Full-stack) @ River

Company Overview

River is constructing "the world's most trusted financial institution to empower people to take ownership of their financial lives through Bitcoin." The organization has secured over $50 million in funding from prominent investors including Goldcrest, Kingsway, Polychain, M13, DG, and Valor. The company demonstrates transparency by publicly sharing financials and proof of reserves.

Role Summary

River seeks a senior engineer comfortable across the full web stack with production system experience at scale. The successful candidate will develop features used daily by clients, working with a tech foundation of Elixir, React, and Postgres.

Key Responsibilities

  • Architect and develop new features and products in the React + Elixir codebase powering web applications and APIs
  • Collaborate closely with product management on planning and scoping new projects and initiatives
  • Write high-quality, tested code
  • Participate in code reviews
  • Help shape the engineering organization's culture going forward

Required Qualifications

  • 4+ years of software engineering experience
  • Demonstrated success designing, building, and maintaining production services at scale with understanding of reliable system architecture
  • Writes high-quality, reliable code and takes ownership of systems
  • Experience developing solutions to ambiguous problems
  • Genuine enthusiasm for River's mission
  • Solid understanding of web security fundamentals

Nice-to-Have Qualifications

  • Fintech experience
  • Experience with React, Elixir, Postgres, and Kubernetes
  • Background at rapidly scaling companies
  • Bitcoin interest

Compensation & Benefits

  • Salary Range: $150,000–$220,000 (based on skills and experience)
  • Significant equity stock options
  • Medical, Dental, and Vision Benefits
  • Unlimited PTO
  • Parental Leave (separate from regular PTO policy)
  • 401(k)

Location

100% remote option available within the Americas and Europe, with physical offices in San Francisco, New York City, and Columbus.

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