Poonam Kumari

Led product strategy and architecture for a multi-chain blockchain infrastructure platform supporting Ethereum, Cosmos, Polygon, Avalanche, and emerging rollup ecosystems.

• Architected and launched Rollups-as-a-Service (RaaS) platform enabling rapid deployment of L2/L3 chains with integrated sequencers, APIs, explorers, and monitoring systems.
• Delivered 10+ production-grade L2/L3 deployments for enterprise and Web3 partners.
• Reduced deployment time by 30% and infrastructure cost by 50% through automation and multi-cloud optimization.
• Designed secure validator infrastructure with distributed trust models and high availability.
• Contributed to architecture of MPC-based key management and secure signing workflows for validator and staking operations.
• Implemented KMS-backed encryption systems for secrets, API security, and platform integrity.
• Built systems leveraging digital signatures and cryptographic primitives for secure execution.
• Led interoperability initiatives using Cosmos SDK and IBC, enabling cross-chain communication for Layer1 blockchains.
• Designed multi-chain orchestration layer supporting Ethereum and Cosmos ecosystems.
• Built modular infrastructure enabling cross-network coordination and scalability.
• Designed API-first, event-driven architecture for enterprise blockchain adoption.
• Built integration layers connecting blockchain infra with cloud, DevOps, and external partner systems.
• Defined identity and access architecture using OAuth 2.0 and token-based authorization models.
• Defined product roadmap aligned with enterprise use cases and market trends.
• Onboarded 10+ strategic partners, expanding ecosystem adoption.
• Authored white papers, product decks, and proposals contributing to grant funding and partner acquisition.
• Secured Optimism RetroPGF grant for contributions to OP Stack ecosystem.
• Led cross-functional team of 12+ engineers, PMs, and DevOps specialists.
• Drove product execution, stakeholder alignment, and delivery across distributed teams.

• Designed and implemented validator networks and node infrastructure across

multiple blockchain ecosystems.

• Built monitoring, failover, and uptime systems ensuring enterprise-grade SLAs.
• Contributed to architecture decisions across infrastructure security, key management, and decentralized cryptographic systems, including secure signing, validator protection, and distributed trust models.
• Delivered full lifecycle support for a custom L1 chain, including explorer,

wallet, and support systems.

• Designed a proprietary blockchain infrastructure solution pioneering Innovation and enabling scalability in decentralized technologies.
• Drive innovation and development of security modules to shape the future of AI in healthcare, leveraging federated learning technologies, including SGX and blockchain, in collaboration with Intel.
• Designed and developed systems for digital signature devices, leveraging cryptographic primitives and secure identity validation mechanisms.
• Designed and developed an advanced derivatives exchange revolutionizing financial trading with innovation and precision.

• Led development of a cloud-based media player optimized for broadcast and OTT streaming workflows.
• Worked with FFmpeg, MPEG-TS, SCTE-35/104, Harmonic encoders, and

real-time content replacement systems. Contributed to low-latency, real-time video processing pipelines for Linux-based video stack.

• Embedded application development based on ARM.
• Developed Compression Algorithm for Large Data set.
• Working experience of system programming for device drivers.
• Build Tool-chain for Raspberry PI 3.
• Designed and developed a lightweight, customized operating system tailored for older hardware, enabling them to remain functional and efficient in alignment with modern technological requirements.