Optimum ยท 2 months ago
Senior Protocol Engineer
United States
Full-time
Remote
Senior Level
5+ years expOptimum is building the fastest decentralized internet protocol for web3. As a Senior Protocol Engineer, you will design, implement, and optimize core protocols for the Flexnode network, focusing on data availability and low-latency performance while collaborating with the research team to enhance decentralized applications.
Telecommunications
Responsibilities
Design and Implement Core Protocols: Develop and maintain low-latency, fault-tolerant network and storage protocols that underpin the Flexnode distributed system
Optimize System Performance: Profile, benchmark, and improve network propagation, coding, and consensus pathways for throughput, consistency, and scalability
Contribute to Protocol Research: Collaborate with researchers to prototype and refine data availability and network coding algorithms
Security and Reliability: Implement secure, verifiable data flows using cryptographic primitives and consensus-integrated trust models
Cross-Layer Engineering: Work across the stack-from networking and distributed storage layers to node orchestration and peer discovery-to ensure coherent and efficient protocol behavior
Production Deployment: Lead the integration of new protocol components into live environments, ensuring robustness under dynamic network conditions
Collaborate: Partner with other engineers to review designs and code, and help maintain best practices for systems and protocol development
Qualification
Required
a Bachelor's degree in Computer Science, Engineering, or equivalent practical experience
5+ years of hands-on experience with core infrastructure software and distributed systems
Strong proficiency in systems programming languages such as Rust, Golang or C++
Experience with networking protocols and distributed systems
Strong understanding of TCP/IP networking, architecture, and principles underlying distributed systems
Knowledge on distributed algorithms such as Paxos, Raft, PBFT, Tendermint, vector clocks, logical clocks TLA or other formal specifications
Knowledge of network protocols, OSI and TCP/IP stacks, routing protocols, BGP
Ability to analyze complex systems, identify potential issues, and develop effective solutions
Knowledge of common security threats and best practices in network security
Experience with performance profiling and optimization techniques
Excellent teamwork and communication skills, with the ability to work effectively in a collaborative environment
Preferred
Familiarity with Linux, Git, CI/CD pipelines, k8s, and systems architecture
Strong desire for designing secure protocols, software, and algorithms that minimize trust requirements
Understanding of Web3 protocols, infrastructure, and tradeoffs in the scaling designing space (e.g. L1s, L2s, rollups, and interoperability)
Benefits
Competitive compensation package, including token incentives
Remote-first work environment with flexible hours
Collaborative team culture that values innovation and growth
Company
Optimum
At Optimum, we believe in the power of connection. We deliver fast internet, mobile, TV, and phone services to millions of homes and businesses.
5001-10000 employees
H1B Sponsorship
Optimum 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 (6)
2024 (1)
2023 (2)
2022 (5)
2021 (2)
2020 (4)
Funding
Current Stage
Late StageCompany data provided by crunchbase