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TechChain Talent Logo

Senior Software Engineer - Backend & Systems

TechChain Talent

$180,000 - $200,000
Nov 17, 2025
New York, NY, United States of America
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A cutting-edge Web3 and data-driven trading start-up is building a platform that lets users discover and trade real-time market trends. By combining social data signals, decentralized finance infrastructure, and a sleek consumer interface, the company enables users to measure and act on global attention turning sentiment into an investable asset class.

Requirements

  • Deep expertise in Java or Python (language flexibility).
  • Strong experience building APIs, microservices, and distributed systems at scale.
  • Proficiency with cloud infrastructure (AWS, GCP, or Azure).
  • 2+ years of hands-on experience with Kubernetes.
  • Strong background in system design, architecture, and infrastructure.
  • Experience architecting backend systems for start-ups or zero-to-one products.
  • Familiarity with Rust or other modern backend languages.

Responsibilities

  • Design and implement reliable, performant backend services and APIs using Java or Python.
  • Develop and maintain distributed systems capable of handling gigabyte-scale data and thousands of concurrent users.
  • Collaborate with quant and smart contract teams to integrate backend systems with trading infrastructure.
  • Apply best practices in security, reliability, and high-performance system design.
  • Participate in architecture discussions, code reviews, and technical roadmap planning.
  • Contribute to scaling infrastructure and optimizing application performance as the platform grows.

Other

  • 4+ years of experience in backend engineering (mid-level; roughly equivalent to L4L5 at large tech companies).
  • Comfort working in fast-paced, product-driven environments focused on reliability and scalability.
  • Start-up or early-stage product experience.
  • Background in payments, fintech, or crypto/Web3 systems.
  • New York City (in-person, 5 days/week) relocation supported within the U.S. (up to $10K)