AI Engineer (Jan 2025–present); Backend Engineer (Data Infrastructure) (Mar 2023–Dec 2024)
Precisify
Precise TV uses context-aware ad intelligence to help global brands reach audiences more effectively. Its platform analyzes millions of videos to detect precise moments that align with user interests, powering scalable, brand-safe, and data-driven advertising.
Mar 2023 — PresentBuilt production ML and data infrastructure for an intelligent advertising platform, including LLM/RAG systems and pipelines; reported 70% higher pipeline reliability and 45% lower Bedrock API costs.
• Architected and deployed AWS Bedrock (Claude, Titan) inference infrastructure with OpenSearch, establishing semantic video relevance ranking.
• Automated the end-to-end ML lifecycle with EventBridge and Step Functions, eliminating manual intervention and improving pipeline reliability by 70%.
• Built cost-efficient LLM prompt caching and evaluation logic, cutting Bedrock API costs by 45% while improving response consistency.
• Enhanced model observability with Prometheus and CloudWatch metrics for latency, cost, and embedding throughput.
Backend Developer
NATS Trading CO
NATS specializes in algorithmic hedge fund strategies, using advanced mathematical models and data analysis for precise financial decision-making.
May 2021 — Mar 2023Built backend systems for algorithmic trading, including Binance execution, market-data ingestion, risk controls, historical storage, and monitoring; reduced failed orders by 30%.
• Engineered and launched a Binance API trading backend with sub-second order execution and real-time portfolio synchronization.
• Built reusable market-data ingestion libraries, improving execution latency 45% across 5M+ daily updates.
• Designed asynchronous, multiprocessing pipelines for high-throughput real-time data streams.
• Built risk-management and execution layers, reducing failed orders 30% and optimizing capital allocation through adaptive sizing.
• Architected partitioned PostgreSQL historical storage, accelerating model backtesting and strengthening data integrity.
Backend Developer (Nov 2020–May 2021); Backend Developer (Dec 2018–Nov 2020)
ListingSPY
ListingSPY is a crypto intelligence platform that aggregates token listings, IDO calendars, and DeFi project data from multiple exchanges, providing real-time insights and alerts for traders and investors.
Dec 2018 — May 2021Developed backend and automation systems for a crypto intelligence platform, improving uptime, request capacity, deployment speed, and operational monitoring.
• Architected scalable token-listing aggregation APIs, establishing core data synchronization with 99.9% uptime.
• Collaborated on Vue.js and FastAPI features that automated manual data processes.
• Implemented GitLab CI/CD and Docker infrastructure, reducing deployment errors and release time by 80%.
• Optimized async and multiprocessing workloads, increasing request capacity 6x to support rapid growth.
• Introduced code reviews, unit testing, and Scrum workflows to stabilize delivery and reduce technical debt.
