Staff / Tech Lead Software Engineer - OpenCTI - US East
Filigran · United States
About this role
## 🌀 THE COMPANY Founded in 2022, Filigran is a global cybersecurity company on a mission to empower defense teams to be proactive through open-source solutions that uncover threats and drive action. Filigran’s open-source, AI-powered, threat-informed approach supports **Continuous Threat Exposure Management (CTEM)**. The **OpenCTI** platform (XTM) brings together threat intelligence, exposure validation, and cyber risk reduction—helping organizations understand their threat landscape and take action. **CORE values:** Cohesion, Openness, Responsibility, Equity. **Location:** United States, East Coast (**full remote**) --- ## 🎯 THE ROLE Filigran is looking for a **Staff / Tech Lead Software Engineer** to join the **OpenCTI** team with a high-leverage mission: **drive technical collaboration with a key US-based partner actively contributing to OpenCTI**. You’ll be the technical anchor point ensuring the partnership delivers **efficient, high-quality, well-integrated contributions** to the OpenCTI core project—while also driving technical vision and mentoring within Filigran’s engineering team. --- ## 🧠CORE MISSION - Own and drive the technical relationship with an external partner contributing to OpenCTI - Get involved early in technical refinement and design discussions for partner-driven features - Guide and coach partner developers on OpenCTI architecture, coding standards, and best practices - Review and ensure quality, consistency, and maintainability of external contributions before they land in core - Act as the bridge between the partner’s engineering team and Filigran’s roadmap, architecture, and standards - Proactively surface risks, blockers, and status to the Director of Engineering (**clear, structured, no-surprises reporting**) --- ## 💼 RESPONSIBILITIES - Act as a technical relay and enabler for the partnership (not just a solo contributor) - Contribute directly to key parts of the codebase—especially where partner and core work intersect - Facilitate technical refinement sessions and design reviews with partner engineers - Supervise, challenge, and elevate the technical quality of partner contributions - Promote OpenCTI best practices, code quality, and performance standards externally and internally - Coach engineers (internal and partner-side) via pair programming, code reviews, and structured feedback - Collaborate with EMs/POs on task sizing, scope alignment, and roadmap planning for partner-related work - Proactively report progress, risks, and technical alignment issues to the Director of Engineering and Product Manager --- ## 🤝 WHO YOU’LL WORK WITH - Reports directly to the **Director of Software Engineering** - Primary counterpart: engineering leads/developers at a key external partner - Works closely with Filigran tech leadership (OpenCTI Principal Engineer, VP Tech) and other staff engineers - Collaborates with Product (PO/PM) on iteration and milestone scope involving partner contributions - Collaborates with OpenCTI Engineering team members on features and bug fixes --- ## ✅ REQUIREMENTS - Strong experience with **TypeScript** - Hands-on experience with the technical stack: **NodeJS, React, GraphQL, Elasticsearch, Redis** - Strong hands-on experience leveraging AI tools (e.g., Copilot, Cursor, LLM-based agents) to accelerate and improve development - Autonomy and ownership: proactive, self-directed, with strong reporting/alerting habits - **Cybersecurity / CTI** experience is not required, b
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