Staff Software Engineer · Distributed Systems · Financial Infrastructure I build 0-to-1 platforms where correctness is a product requirement, not a monitoring concern — a bug isn't a metric regression, it's someone's rent money or a $30B capital position that doesn't reconcile.
Experience
2021 — Now
2021 — Now
San Francisco, California, United States
Staff IC at Cash App Lending, owning end-to-end delivery of critical financial infrastructure managing $30B+ in investor capital and ~$450M+ in annual fee revenue.
• Tycoon (Capital Markets): Architected Block's first in-house capital
markets platform replacing Moody's across US, GB, and NZ — $30B+
investor capital; 100M+ row pledge reports in <1 min; <0.25% data
mismatch at cutover; automated SFTP delivery eliminating 2+ hrs/day
of manual Treasury Ops work.
• AU Funding Launch: Led Australia funding migration (dual-lender NAB+Citi,
25M+ order backfill); launched Nov 2025 with zero discrepancies —
~$26M/day (~$9.7B annualized). Presented at Commerce All Hands.
• Scaling & Reliability: Aurora → DynamoDB migration supporting 6M tx/day;
novel key design cut storage ~50%; improved pledge report P99 67.5%
(4s→1.3s); handled $415M+ Black Friday pledge while cutting CPU 55%→31%;
drove off-balanced orders from thousands → <10.
• Messari (Double-Entry Accounting): DRI for APCAC
integration ($185.4M projected 2026 volume); full Finance reconciliation
delivered pre-GA.
• AI Enablement: Standardized AI workflows across Lending; reduced
on-call incident investigation from ~1 day → ~10 min
2018 — 2021
2018 — 2021
Santa Clara, California, United States
Lead SWE on the Alexa Timers & Alarms platform — 20M+ daily customers,
80M+ events/day. Designed and delivered major cross-org initiatives
spanning NLU, device APKs, APL rendering, and distributed scheduling.
• APL Migration: Led Alarms migration from Amazon-only APK to APL, enabling
third-party devices (Samsung, Lenovo, Facebook Portal); reduced UI release
cycle 2 months → 2 days; 4M pages/day. Contributed scroll picker component
to the APL core SDK — adopted by 4 Amazon teams. Zero Sev-2 on a VP-level
deadline.
• Personal Data Search: Built real-time PubSub ingestion library adopted by
4 Alexa domain teams; indexed 2.7B+ calendar entries (6.18TB); enabled
Alexa personal queries for the first time. Jeff Bezos attended the demo.
• Cross-Device Alarms: Identified customer pain point from friction data, designed a solution
spanning 6 Amazon platform services, and led to delivery in
6 months — 4M+ daily customers, <20ms latency impact, zero Sev-2 at launch.
• Bar Raiser (Operational Excellence) — established coding guidelines and
design templates adopted org-wide.
2005 — 2018
2005 — 2018
San Francisco Bay Area
12+ years of progressive technical leadership at Monster's Military
Division, growing from Senior SWE to Staff/TLM serving ~50M military
members across ~800 US bases. Owned architecture, roadmap, team
management (5–8 engineers), and full engineering process.
• Base Guide (2011–2015): Architected an 8-microservice military community
platform pre-mainstream microservices era — community forums, search, news,
social features, and communications. Redis caching delivered 5–10x page
load improvements; Redis-backed People You May Know API met <200ms SLA for
50M members.
• DevOps Transformation: Drove deployment from weeks → minutes — SVN→GitHub,
Ant→Gradle, CircleCI, Artifactory, Chef, Docker/Swarm on AWS. First
fully automated, zero-ticket deployments for the team.
• Email Platform: Designed centralized JMS email pipeline (JBoss HornetQ)
used by 25+ site verticals — reduced email-triggered request latency
2s → 100ms; handled millions of transactional emails/month.
• Fatwire Crisis Recovery: Sole Fatwire expert resigned with no docs
mid-project. Self-taught the system from source, reverse-engineered all
customizations, delivered blocked projects on time — estimated $200K–$400K+
in contractor costs avoided.
• Engineering Standards: Established design doc templates, API-contract-first
development, PR code review culture, and operational runbooks adopted
across the division.
Education
Lamar University
MS
Mumbai University