Platform Engineer (Backend) (Web3)

TL;DR

Platform Engineer (Backend) (Web3): Build and maintain secure CI/CD pipelines and infrastructure as code for a high-scale fintech and digital asset platform with an accent on security automation, container security, and blockchain ecosystem integrity. Focus on implementing real-time threat detection, cryptographic key management, and secure configuration baselines across cloud and decentralized systems.

Location: London, New York (Onsite)

Company

High-growth software development company at the forefront of fintech and digital assets, contributing to one of the largest crypto social networks with over $600M in revenue since 2024.

What you will do

• Build and maintain secure CI/CD pipelines with automated security checks throughout the development lifecycle.
• Develop infrastructure using IaC principles, adhering to security best practices.
• Automate security scanning and monitoring across cloud and blockchain infrastructure for real-time threat mitigation.
• Implement advanced security controls for containerized environments.
• Design security dashboards and metrics to track overall security posture.
• Collaborate with development teams to remediate security findings and improve code-level standards.
• Design secrets management and cryptographic key solutions.
• Establish and enforce secure configuration baselines for cloud infrastructure.

Requirements

• 5+ years in DevOps or DevSecOps Engineering in high-growth tech environments.
• Proficient in backend engineering with hands-on skills in Golang, Rust, or C++ (or equivalent low-level languages).
• Strong knowledge of cloud security (AWS, GCP, or Azure) and expertise in Docker and Kubernetes.
• Experience with IaC tools like Terraform or CloudFormation, and CI/CD platforms like GitHub Actions, Jenkins, or GitLab CI.
• Familiarity with security scanning tools and integration into automated workflows.
• Understanding of network security in distributed systems.

Nice to have

• Familiarity with Web3 infrastructure, node operation, or blockchain-specific security challenges.

Culture & Benefits

• Work on a platform with massive global reach and significant revenue.
• Collaborate with top-tier engineers in a culture valuing speed and technical excellence.
• Significant ownership over security architecture and freedom to implement best-in-class solutions.
• Competitive package with base salary plus tokens/equity.

Hiring process

• Recruiter/HR call for initial screening and cultural alignment.
• Hiring manager technical interview with live coding exercise on backend and systems logic.
• Founder/CEO interview on strategic vision, mission alignment, and role expectations.