# Dima Knivets > Application Security Engineer Location: New York, New York, United States Profile: https://flows.cv/dima Application Security Engineer and Engineering Leader with 12+ years of experience. Background in web application development, now specializing in application security across healthcare and fintech. ## Work Experience ### Engineering Manager @ Stealth Jan 2024 – Present | Miami, FL - Conducted regular application security audits and code reviews for an endpoint security platform protecting 8,400+ systems across 284 medical offices partnered with Sutter Health, proactively identifying and remediating vulnerabilities to safeguard critical healthcare infrastructure - Upon onboarding identified and remediated 3 high-severity security vulnerabilities related to access control flaws, including the one that allowed unauthorized users to create or remove enterprise user accounts - Transformed a development team struggling to meet deadlines by improving a dev process, resulting in increased shipping speed and on-time delivery through clear requirements discovery, iterative work scoping, and feature estimation - Reduced regular ETL service outages from 1-2 days to 10-30 minutes per month by implementing extensive error handling, refactoring the service logic, and creating monitoring/alerting functionality ### Principal Engineer @ Hey Wallet Jan 2022 – Jan 2023 | San Francisco, CA - Performed regular application security and cryptography review for a cryptocurrency platform where vulnerabilities could result in irreversible loss of user funds, ensuring the security of financial operations handling digital assets for 100K+ users - Built and scaled 2 major features which were used by 30,000+ of users and performed well under 100+ requests per second, allowing the service to grow and add 10,000+ users - Restored service for 100k+ users within hours during a critical outage caused by Twitter API access cut-off, by swiftly designing and implementing workaround using alternative APIs. Leveraged my personal network to escalate the issue within Twitter, resulting in account unblocking within 48 hours. ### Staff Software Engineer @ Symbiose Jan 2020 – Jan 2021 | San Francisco Bay Area - Managed and supervised a software engineering team, overseeing technical requirements, sprint planning, delivery and documentation - Reduced QA costs by 80% and minimized regressions saving hours of dev time by designing and implementing a low-maintenance integration testing suite for the platform, as part of the CI/CD pipeline - Decreased infrastructure outages by 50% and increased its performance capacity by building an advanced GCP setup utilizing Docker, GCP auto scaling, auto backups, and strict security controls. Improved deployment and onboarding speed by encoding the infrastructure in Terraform recipes. ### Senior Software Engineer @ DjaoDjin Jan 2018 – Jan 2019 | San Francisco Bay Area - Performed regular application security and cryptography reviews for an open source SaaS platform handling subscription billing, payment processing, and sensitive financial data - Decreased onboarding time by building an automatic API schema generation using Swagger and improving documentation, enhancing team productivity and saving hours for new developers ### CTO @ Boxoffice Metrics Jan 2014 – Jan 2015 | Cologne Bonn Region - Sole engineer on a three-person team selected for the 2014 Start-Up Chile program, a Chilean government-backed accelerator that awarded a $40,000 USD grant from a pool of ~2,000 international applicants - Increased frontend performance by 30% and improved stability by executing a large scale migration from ad-hoc scripts to AngularJS framework, leading to improved user experience and reduction in page load - Increased data search performance by 50% by implementing complex real-time data filtering and search feature, similar to IMDB filters, using Elasticsearch - Reduced regressions by 20% and improved product stability by integrating a CI/CD pipeline with automated testing ### Software Engineer @ Exygy Design and Build Jan 2012 – Jan 2013 | San Francisco Bay Area - Led implementation of a complex real-time geographical data filtering feature, similar to AirBnB map view, utilizing Google Maps Marker API, enhancing user experience - Created pixel perfect mockups and complex web features for several non-profit organizations, including the Skoll World Forum and the Global Philanthropy Forum ## Contact & Social - LinkedIn: https://linkedin.com/in/knivets --- Source: https://flows.cv/dima JSON Resume: https://flows.cv/dima/resume.json Last updated: 2026-03-23