Senior Software Engineer, Transaction Security (Web3)

TL;DR

Senior Software Engineer, Transaction Security (Web3/Fintech): Building and scaling security infrastructure to protect high-volume customer transactions in real time with an accent on Transaction Threat Protection and DeFi protocols. Focus on designing scalable cloud infrastructure and integrating AI-augmented development tools to increase engineering velocity.

Company

hirify.global provides a secure platform and network for companies to work with digital assets, trusted by global financial institutions and Web3 companies.

What you will do

• Design and maintain scalable, secure cloud infrastructure capable of processing high-velocity financial data.
• Develop automated systems to detect and mitigate threats within traditional payment flows and DeFi protocols.
• Integrate AI tools such as Claude Code, Cursor, Copilot, and LLM-based analysis into the development workflow.
• Partner with product teams to ensure security features provide a seamless user experience without compromising safety.

Requirements

• Extensive experience building and deploying production-grade applications on AWS, GCP, or Azure.
• Strong background in modern web development frameworks and deep understanding of web security protocols.
• High proficiency with AI-assisted coding and automated testing tools.
• Ability to contribute to the product roadmap based on technical feasibility and user impact.

Nice to have

• Experience with or strong technical interest in security challenges unique to DeFi and blockchain ecosystems.

Culture & Benefits

• Opportunity to build primary defenses for assets in both traditional and decentralized systems.
• Engineering culture prioritizing clean architecture and automated testing.
• High level of autonomy with ownership of major components of the security stack from design to production.