Senior Protocol Engineer (Off-chain infra, ZK Cryptography)

Stackr is seeking an experienced Senior Protocol Engineer with strong expertise inzk proofs and a focus on designing high-performance, scalable infrastructure for end-to-end rollup solutions. In this role, you will lead the design, development, and optimization of key components of our rollup framework, ensuring efficiency, security, and scalability. You will collaborate closely with a multidisciplinary team of smart contract engineers, cryptographers, and protocol researchers to drive innovation in decentralized systems, advancing the future of blockchain scalability and privacy.

Requirements

Technical Skills

• Proven experience (5+ years) in protocol engineering, low-level system design or related roles, with a strong focus on off-chain infrastructure and ZK cryptography.
• Strong knowledge of decentralized systems, consensus mechanisms, and on-chain/off-chain interactions.
• Deep understanding of rollup architecture, including sequencing, execution, data availability and settlement. Experience in building and optimizing the entire rollup stack, including sequencers, provers, verifiers, and relayers.
• In-depth knowledge L1 and L2 interactions, including challenges around finality and bridging
• Proven ability to design and optimize high-performance protocol infrastructure with a focus on reducing latency, improving transaction throughput, and minimizing proof generation/verification times in rollups.
• Strong programming skills in Rust

Non-Technical Skills:

• High Energy, self-managed, pro-active
• Ability to work collaboratively in a fast-paced environment and manage complex technical projects.
• Excellent problem-solving and analytical skills, with a keen eye for detail and a passion for cryptographic research.
• Strong communication skills, capable of conveying complex technical concepts to diverse audiences.
• A proactive and innovative mindset, demonstrating a willingness to explore and implement new technologies and methodologies.

Strong plus

• Publicly active on social media to share work and opinions
• Contributions to zk research or related cryptography work
• Expertise in zk-SNARKs, zk-STARKs with a deep understanding of both theory and practical implementations. Familiarity with existing zk toolchains like plonky2, noir, cairo, and other zkvms like sp1, risc0 etc

Benefits

• Innovative Environment: Join a company that's at the forefront of web3 technology, driving the future of blockchain with our cutting-edge Micro-Rollup framework.
• Impactful Role: Take ownership of building and shaping the marketing strategy from the ground up. Your work will have a direct impact on growing the Stackr brand and community, playing a pivotal role in the broader crypto ecosystem.
• Autonomous and Creative: We value autonomy and creativity, giving you the freedom to execute your vision. You'll have the opportunity to innovate and lead marketing initiatives that resonate with our developer community and broader audience.
• Supportive and Collaborative Team: Work with a dedicated, user-obsessed team that values collaboration and open communication. We are passionate about our mission and are committed to supporting each other as we build something truly revolutionary.