Nov 2023 – Mar 2025 · 1 yr 4 mos · Remote

• Led the India-based engineering function for blockchain security systems, owning the design, development, and long-term maintainability of critical security platforms
• Designed and built scalable systems to detect and block transactions involving malicious blockchain addresses, supporting platform security and regulatory compliance
• Scaled the team through hiring and mentorship, establishing a strong culture of technical ownership, quality, and accountability
• Partnered closely with global security, compliance, and product stakeholders to align technical execution with platform risk and business requirements
• Improved system reliability and delivery velocity through better architecture, automation, and engineering best practices

Dec 2021 – Nov 2023 · 1 yr 11 mos · Remote

• Designed and built secure, large-scale backend systems supporting blockchain and security-critical platforms at Coinbase
• Developed core services and APIs in Go for security-sensitive workflows, ensuring correctness, performance, and resilience
• Designed scalable data models and persistence layers using MongoDB and AWS-managed services for high-throughput systems
• Worked closely with infrastructure and application security teams to ensure alignment with Coinbase’s internal security frameworks
• Delivered end-to-end solutions from architecture through production rollout, owning reliability and operational outcomes
• Improved system performance and availability through architectural improvements, optimization, and fault-tolerant design
• Skills: Go, Distributed Systems, AWS, MongoDB, System Architecture, API Design, Security Engineering, Blockchain Infrastructure

Mar 2019 – Dec 2021 · 2 yrs 9 mos

• Designed and evolved large-scale cloud and speech systems at AWS with a focus on scalability, performance, and operational reliability
• Built a heat management system for a new SQL database platform using Java, AWS SWF, PostgreSQL, and MySQL to improve stability under sustained load
• Re-architected the AWS Lex speech recognition runtime into a cell-based architecture, resulting in a measured 30% improvement in recognition accuracy for production workloads.
• Skills: Java, AWS, Distributed Systems, System Architecture, PostgreSQL, MySQL, Performance Engineering

Aug 2015 – Feb 2019 · 3 yrs 6 mos

• Led the design and development of core storage and data systems for AWS Snowball Edge, serving as the primary engineer responsible for the data plane architecture
• Designed and implemented the on-device data storage layer and metadata store using Cassandra, supporting durability, consistency, and efficient data retrieval in constrained edge environments
• Built the node membership and cluster management system for Snowball Edge, enabling multiple devices to operate as a coordinated, fault-tolerant distributed cluster
• Architected and built a high-performance storage system for Alexa machine learning models, optimized for low-latency reads of small models (<5MB) while supporting up to 40 Gbps throughput
• Designed the system to scale to peak loads of approximately 200,000 requests per second, ensuring reliability under high concurrency
• Owned system performance, scalability, and operational robustness across these platforms, driving architectural decisions rather than incremental feature work
• Skills: Distributed Systems, Storage Architecture, Cassandra, Java, AWS, System Design, Performance Engineering

Mar 2013 – Apr 2015 · 2 yrs 1 mo · Bengaluru, Karnataka, India · On-site

• Built components of risk and fraud prevention systems within AWS Flexible Payments Service (FPS), supporting the integrity of payment workflows and investigation of suspicious transactions
• Designed and implemented a customer clustering and de-duplication system to detect users attempting to re-enter the amazon platform after being blocked under new identities
• Developed a supervised, rule-based attribute clustering approach to correlate accounts across identifiers such as email, profile attributes etc
• Delivered systems that directly supported abuse prevention and reduced risk exposure across payment-related services globally for Amazon
• Owned end-to-end implementation, from system design through production rollout and monitoring
• Skills: Java, Backend Engineering, Fraud Detection, Risk Systems, Rule-Based ML, Data Modeling, Distributed Systems

Jan 2012 – Jan 2013 · 1 yr · Pune, Maharashtra, India · On-site

• Built high-performance backend systems for ad-tech workflows, focusing on scalability, throughput, and operational efficiency
• Designed and implemented a multi-threaded orchestration engine for advertisement generation and campaign workflow automation
• Skills: Java, Multithreading, Backend Engineering, Distributed Systems, Workflow Automation, Performance Optimization, Ad-Tech Platforms