Nelo · 3 days ago
Senior Security Engineer
New York, NY
Full-time
Onsite
Senior Level
$185K/yr - $220K/yr
5+ years expNelo is a leading consumer fintech and e-commerce platform in Mexico, aiming to enhance the buying power of consumers in Latin America. They are seeking a Senior Security Engineer to take ownership of security engineering across application security, infrastructure, and internal controls, while working closely with executive leadership.
FinanceFinancial ServicesFinTechInformation TechnologyMobile AppsMobile Payments
Responsibilities
Design and implement security guardrails across cloud infrastructure and developer workflows
Improve IAM, secrets management, endpoint management and access controls across production systems
Harden AWS infrastructure using Terraform and policy-as-code
Increase observability for security-relevant events and anomalies
Write code, configs, and tooling to enforce security controls
Reduce reliance on manual reviews through automation
Make the secure path the easiest path
Own and run penetration tests and bug bounty program
Triage findings and partner with engineers to fix issues
Turn findings into systemic improvements
Take Nelo through SOC2 (Type 1 and Type 2)
Implement automated evidence collection
Set standards by example through high-quality implementations
Review designs and PRs with a security-first mindset
Qualification
Required
5+ years of engineering experience, with a meaningful focus on security
Strong hands-on experience with cloud security fundamentals
Comfortable working with Terraform or similar infrastructure-as-code tooling
Preferred
You've taken a company through SOC2, ISO 27001, or similar certification
You've run bug bounty programs or managed pentests directly
You have strong experience with AWS (eg. GuardDuty, CloudTrail, IAM, security groups)
You use Claude Code or other agentic coding tools
Benefits
100% medical, dental, and vision coverage (50% for dependents)
Unlimited PTO and generous parental leave
401(k)
Company
Nelo
Nelo increases the buying power for consumers in LatAm. Backed by Two Sigma Ventures, Homebrew, Susa Ventures, and more.
11-50 employees
H1B Sponsorship
Nelo has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2023 (1)
2022 (1)
Funding
Current Stage
Early StageTotal Funding
$123MKey Investors
Victory Park CapitalTwo Sigma VenturesHomebrew
2022-10-19Debt Financing· $100M
2021-10-12Series A· $20M
2021-04-16Seed· $3M
Leadership Team
Kyle Miller
Co-Founder and CEO
Stephen Hebson
Co-Founder and CTO
Recent News
2025-05-06
2023-09-24
Company data provided by crunchbase