Security Architect (Web3 + Infrastructure)

🌍 Remote, USA 🎯 Full-time 🕐 Posted Recently

Job Description

Role Overview

    We are hiring a Security Architect to design and own security across our entire ecosystem spanning:
  • On-chain programs (Solana)
  • Backend infrastructure (APIs, AWS, databases)
  • Wallet + transaction flows
  • Economic and incentive systems

This is a foundational role, working directly with founders and engineering teams to ensure all products are secure by design before development begins.

Role & responsibilities

    1. Security Architecture (Primary Responsibility)
  • Design end-to-end security architecture for each product before development
  • Define trust boundaries, attack surfaces, and threat models
  • Review all system architecture (backend + on-chain + APIs)
    2. Threat Modeling & Risk Analysis
  • Conduct structured threat modeling (STRIDE or equivalent)
  • Identify risks across:
  • Smart contracts (Solana programs)
  • APIs and backend systems
  • Wallet interactions and signing flows
  • Maintain living threat models as products evolve
    3. Smart Contract Security (Solana-Focused)
  • Define secure design patterns for:
  • PDA authority management
  • Upgradeability vs immutability
  • Access control & permissions
  • Review program logic before and during development
  • Work closely with Rust engineers on secure implementation
    4. Key Management & Access Control
  • Design secure systems for:
  • Multisig (e.g., Squads)
  • Treasury management
  • Admin privileges
  • Define hot vs cold wallet policies
  • Ensure secure handling of signing flows and relayers
    5. Infrastructure & Backend Security
  • Architect security for:
  • APIs (rate limiting, auth, abuse prevention)
  • AWS/cloud environments
  • RPC integrations (Helius, Triton, etc.)
  • Define best practices for:
  • Secrets management
  • Database security
  • CI/CD pipelines
    6. Economic & Protocol Security (Critical)
  • Identify and mitigate:
  • MEV / front-running risks
  • Liquidity manipulation
  • Wash trading / incentive abuse
  • Oracle manipulation
  • Work with product team to ensure incentives are attack-resistant
    7. Audit & External Security Management
  • Lead coordination with external security firms
  • Review audit reports and ensure proper fixes
  • Validate remediation before deployment
    8. Security Standards & Internal Framework
  • Develop and maintain:
  • Kind Security Standard (KSS)
  • Create reusable security frameworks across:
  • KindSwap
  • Wallet
  • Prediction markets
  • APIs
    9. Incident Preparedness
  • Design:
  • Emergency controls (pause, circuit breakers)
  • Incident response processes
  • Define monitoring and alerting strategy

Required Experience

    Must Have (Non-Negotiable)
  • 3-8+ years in security architecture / application security / DevSecOps
  • Experience with Web3 / blockchain security (Solana or Ethereum)
  • Strong understanding of:
  • Smart contract vulnerabilities
  • Key management systems
  • API and backend security
  • Experience in threat modeling and system design
    Strongly Preferred
  • Experience with Solana (Rust, Anchor, PDAs)
  • Worked on:
  • DeFi protocols
  • DEX / AMM / aggregators
  • Trading or financial systems

Apply tot his job

Apply To this Job

Ready to Apply?

Don't miss out on this amazing opportunity!

🚀 Apply Now

Similar Jobs

Recent Jobs

You May Also Like