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Ethan Deng
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Seeking Full-time SWE Roles | Software Engineer at Flyx AI | CS at UC Irvine
United States
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Senior Software Engineer (Acquired by Thomson Reuters)Noetica, part of Thomson ReutersMar 2026 - Current (8 months)- Software EngineerNoetica, part of Thomson ReutersOct 2024 - Mar 2026 (1 year 6 months)Acquired by Thomson Reuters (Feb 2026) product & platform & infra - Engineered flagship customer-facing features, directly driving enterprise contract acquisitions, high-stakes sales demos, and fundraising - Owned the company-wide Observability strategy from inception to adoption, driving vendor negotiations, Grafana architecture, and long-term telemetry standards - Spearheaded the Data Gateway development and integration, establishing an architectural cornerstone that abstracts data access to drive system security and developer ergonomics - Acted as the de facto DevOps lead, bridging backend architecture and cloud provisioning to build resilient, scalable systems - Executed cross-functionally across frontend, backend, and infrastructure, d
- Site Reliability EngineerKyteFeb 2024 - Oct 2024 (9 months)Built infrastructure for services at Kyte - Managed and contributed to infrastructure improvements, enhancing reliability, scalability, performance, and observability across compute, storage, security, network layers for engineering team, utilizing AWS, Terraform, Kubernetes, and DataDog - Co-Led org-wide API Gateway adoption, coordinated with microservice owners to drive migration, improving security - Enhanced observability and issue monitoring, achieving $48K/yr savings in telemetry ingestion, 10% faster database performance through query optimization, and improved pytest runtime via parallelization - Proposed and led CI/CD pipelines and runners overhaul, reducing wait time by 75% (~6 dev-hours/day) and saving $12K/yr - Automated backup
- Machine Learning EngineerChatsheet AIAug 2023 - Feb 2024 (7 months)ML Infra/MLOps & Backend - $8m in funding, backed by Daniel Gross, Felicis Ventures, etc. - Led end-to-end integration of large language models that powers core AI functionalities encompassing backend development, ML infrastructure, MLOps(model fine-tuning, serving/deployment, evaluation, and data wrangling & pipeline) - Developed core backend components in Go, including ML service integration, A/B testing, content-based recommendation system, improving engagement and data-driven optimizations utilizing Postgres, ClickHouse, Elasticsearch - Architected and maintained distributed GPU machine learning infrastructure using Kubernetes and Grafana, scaling to handle 1 million daily requests with 98% uptime while ensuring high availability, fault
- Full Stack EngineerChatsheet AIJan 2023 - Aug 2023 (8 months)- 4th Employee - Drove cross-functional product efforts in full-stack development using React Native, Express, and PostgreSQL, resulting in 10% increase in 7-day user retention and 50% longer session duration for 30K+ customers - Collaborated with marketing team to develop and integrate granular tracking of user engagement metrics, funnel analysis, and revenue attribution, driving 50% improvements in user acquisition and enabling data-driven decision-making - Architected and implemented ETL pipelines using Redis and PostgreSQL yielding 7% annual service costs savings - Led development of natural language-driven data analysis and management dashboards using React.js, Express, and PostgreSQL, resulting in successful investor demos and early a
- Undergraduate Research AssistantUCI HealthJan 2022 - Jan 2023 (1 year 1 month)
- SSoftware EngineerJan 2022
Education
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- bachelor, Bachelor's degree, Computer ScienceUC Irvine