Senior Software Architect

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1. Company Overview

Dune Security is the world’s first User Adaptive Risk Management solution. Powered by AI, we quantify employee risk with comprehensive data and automatically deliver user-adaptive training and intervention. For higher-risk users, our platform integrates seamlessly with the broader security stack to dynamically implement controls. Backed by Craft Ventures, Toba Capital, Mass Mutual Ventures, Alumni Ventures, Firestreak Ventures, and Antler, we empower CISOs to proactively manage user risk - the leading cause of cybersecurity breaches - and build safer, more resilient organizations.

2. Role Overview

Dune Security is seeking a visionary Senior Software Architect to join our team and spearhead the architectural direction of our large-scale, globally distributed systems. In this pivotal role, you will report to senior leadership and collaborate across engineering, security, and data science teams to design and implement the backbone of a platform serving millions of users worldwide. Your expertise will be instrumental in driving the reliability, performance, and security of our systems, ensuring we meet our commitment to 99.999% availability and deliver an exceptional user experience.

This is a unique opportunity to make a significant impact on our technical strategy and shape the future of our platform’s architecture.

3. Key Responsibilities

• Architect and evolve large-scale, distributed systems to support a global user base of millions, ensuring scalability and performance.
• Drive the architecture of highly available systems, consistently meeting and exceeding 99.999% uptime and reliability service level objectives (SLOs).
• Lead the design of resilient, multi-region architectures deployed across diverse global markets to ensure high availability and regional performance.
• Spearhead architectural decisions across all technology layers, from application and data to infrastructure and compute, to create a cohesive and robust platform.
• Establish and govern architectural standards, patterns, and best practices to ensure consistency, quality, and maintainability across all engineering teams.
• Develop and communicate the architectural vision through clear blueprints, diagrams, and design documents for technical and executive audiences.
• Partner with cross-functional teams, including engineering, security, and AI, to deliver architectures that are secure, scalable, and operationally excellent.
• Guide the long‑term technical roadmap, including platform evolution, strategic capacity planning, and proactive management of technical debt.

4. Qualifications

Required

• A minimum of 5 years of experience in a senior engineering or software architecture role, with a proven track record of owning and operating large-scale, globally distributed production systems.
• A Bachelor’s and Master’s degree in Computer Science or a related technical field, or equivalent practical experience.
• Expert‑level, demonstrable proficiency in AWS, including global networking, multi‑region design, security, and cost optimization.
• Advanced programming skills in Python, Golang, and C, with experience in designing and reviewing production‑grade code.
• Hands‑on experience with NVIDIA CUDA and a strong understanding of GPU‑accelerated workloads.
• Industry‑recognized certifications, such as AWS Solutions Architect (Professional), AWS Advanced Networking, AWS Security Specialty, NVIDIA CUDA certifications, or other equivalent senior‑level credentials.
• Must be able to work on‑site in our New York City office four days per.

Preferred

• 8 or more years of experience in a senior architecture role.
• Demonstrated experience with a variety of architectural paradigms, including microservices, service mesh, event‑driven, and edge computing architectures.
• In‑dep…