Senior Software Engineer, Blockchain Protocols

TRM Labs is a blockchain intelligence company committed to fighting crime and creating a safer world. By leveraging blockchain data, threat intelligence, and advanced analytics, our products empower governments, financial institutions, and crypto businesses to combat illicit activity and global security threats. At TRM, you'll join a mission-driven, fast-paced team made up of experts in law enforcement, data science, engineering, and financial intelligence, tackling complex global challenges daily. Whether analyzing blockchain data, developing cutting-edge tools, or collaborating with global organizations, you'll have the opportunity to make a meaningful and lasting impact.

TRM’s Blockchain Infrastructure team is responsible for monitoring the flows of data on blockchain networks. We are looking for a Senior Engineer with deep expertise in network protocol design and implementation, as well as strong foundations in systems engineering and distributed systems. You will lead projects from research and ideation through protocol feasibility and production, with a focus on network or blockchain runtimes . This is a unique opportunity to apply your low-level systems and networking expertise to help build a safer financial system for billions of people. Blockchain knowledge is preferred but if you are deep into networking or cryptography protocols, the team would love to talk to you.

The impact you’ll have here :

• Architect and build highly scalable, reliable, and data-heavy distributed systems that will integrate a variety of data sources
• Build and maintain performant, production-grade systems from whiteboard to deployment
• Research, design, and productionize proprietary network and blockchain protocols, focusing on client-server and peer-to-peer (p2p) communication layers
• Design and optimize protocol behaviors including message passing, consensus, synchronization, and fault tolerance in distributed environments
• Work across the stack (databases, caches, application code, deployment pipelines) to resolve technical challenges end-to-end
• Mentor fellow team members and participate in code reviews and design reviews
• Collaborate cross-functionally with data scientists, designers, and product managers to define and implement services.
• Drive innovation around challenges in p2p networking, libp2p, block propagation, chain re-org detection, and network observability

What we’re looking for :

About TRM's Engineering Levels :

Engineer : Responsible for helping to define project milestones and executing small decision decisions independently with the appropriate tradeoffs between simplicity, readability, and performance. Provides mentorship to junior engineers, and enhances operational excellence through tech debt reduction and knowledge sharing.

Senior Engineer : Successfully designs and documents system improvements and features for an OKR / project from the ground up. Consistently delivers efficient and reusable systems, optimizes team throughput with appropriate tradeoffs, mentors team members, and enhances cross-team collaboration through documentation and knowledge sharing.

Staff Engineer : Drives scoping and execution of one or more OKRs / projects that impact multiple teams. Partners with stakeholders to set the team vision and technical roadmaps for one or more products. Is a role model and mentor to the entire engineering organization. Ensures system health and quality with operational reviews, testing strategies, and monitoring rigor.

The following represents the estimated range of compensation for this role :

Life at TRM Labs

Leadership Principles

Our LPs are foundational elements of our strategy, guiding how we make decisions, how we treat each other, and how we behave day-to-day.

Accelerate your Career

Join a mission-driven team of industry leaders and make a real-world impact—disrupting terrorist networks, recovering stolen funds, and more. At TRM, you will :

Thrive as a Global Team

As a remote-first company, TRM Labs is built for global collaboration.

Join our mission!

We’re looking for team members who thrive in fast-paced, high-impact environments and love building from the ground up. TRM is remote-first, with an exceptionally talented global team. If you enjoy solving tough problems and seeing your work make a difference for billions of people, we want you here. Don’t worry if your experience doesn’t perfectly match a job description— we value passion, problem-solving, and unique career paths. If you’re excited about TRM’s mission, we want to hear from you.

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