Braze is looking for a Senior Software Engineer, Blockchain Protocols to join our Blockchain Infrastructure team. In this role, you will be responsible for designing and implementing network and blockchain protocols, focusing on distributed systems and peer-to-peer networking. You will lead projects from research through production to help build a safer financial system.
What You'll Do
- Architect and build highly scalable, reliable, and data-heavy distributed systems that 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
- Bachelor's degree (or equivalent) in Computer Science or a related field.
- Extensive experience in designing and implementing network protocols and distributed systems.
- Proficiency in lower-level programming languages such as Rust, C++, or Java.
- Familiarity with systems and networking technologies such as TCP/IP, HTTP, gRPC, libp2p, Kafka, Kubernetes, Docker, and Elasticsearch.
- Excellent verbal and written communication skills; clear documentation and succinct communication are very important.
- Ability to work independently, be proactive, prioritize, communicate, and set and meet goals.
- Flexibility to coordinate across global time zones and an ability to work independently with minimal oversight.
- Strong interest in acquiring knowledge in any Blockchain at the protocol level and Networks.
- A passion for solving complex network and protocol challenges at scale, and building systems that are robust, performant, and secure.
Nice to Have
- Blockchain knowledge.
- Hands-on experience with peer-to-peer networking, client-server protocol development, and real-time communication systems.
Technical Stack
- Languages: Rust, C++, Java
- Networking: TCP/IP, HTTP, gRPC, libp2p
- Infrastructure: Kafka, Kubernetes, Docker, Elasticsearch
Team & Environment
You will be joining the Blockchain Infrastructure team at Braze. We operate in a fast-paced, mission-driven, high-impact environment with a culture of coaching, where feedback is fast, direct, and built to help you level up. Our culture emphasizes being impact-oriented trailblazers who put customers first, master craftspeople who prioritize speed and high standards, and inspiring colleagues who value humility, candor, and a one-team mindset.
Benefits & Compensation
- PTO
- Holidays
- Parental Leave
Work Mode
This is a global role, requiring flexibility to coordinate across different time zones.
Braze is an equal opportunity employer.
