David Veksler Email & Phone Number

Grand Rapids, Michigan, Us

• Architected and implemented end-to-end cryptoasset hedge fund infrastructure, including:• Designed and executed multi-signature cold storage solution with <1hr recovery time• Pioneered implementation of CryptoCurrency Security Standard (CCSS) Level 3, elevating fund to institutional-grade security• Conducted quantitative research on DeFi protocols, identifying alpha-generating opportunities, leading to 2X the performance of the CCI30 index.

Hoboken, New Jersey, Us

• Launched wrapped token projects, including cxBTC with $100 million TVL. Implemented DeFi yield strategies on Ethereum and Polygon.• Led and scaled three international development teams, growing from 15 to 24 engineers across the US, Serbia, and Romania.• Spearheaded cross-functional collaboration to launch wrapped token projects backed by proof-of-reserve Chainlink oracles, ensuring regulatory compliance and market fit.• Designed and led the integration of MetaMask with the Celsius wallet, improving user experience.• Engineered FireBlocks API clients to audit 5M+ customer vaults across 20+ EVM networks, recovering $4M+ in unsupported tokens.

Denver, Co, Us

• Orchestrated platform migration to Django REST Framework, ReactJS, Postgres on AWS/Ubuntu, resulting in over 2x system scalability and performance.• Integrated payments & payouts using Stripe & Plaid APIs for both credit card & ACH support, decreasing staff support load.• Implemented Scrum/agile practices, boosting team efficiency and reducing time-to-market to weekly cadence.• Mentored and cultivated a team of developers into technology leaders and key contributors.• Launched the first Ethereum NFT product that pays in crypto for real-world (ASCAP/BMI) music royalties.

Atlanta, Georgia, Us

• Recruited and led a high-caliber technology team of developers, designers, QA, and product experts.• Spearheaded a $3M social media marketing analytics platform. Open-sourced code and presented at national conferences.• Coached teams in domain-driven design using Bootstrap, HTML5, JavaScript ES6, Webpack, and React.• Managed RESTful API deployments using ASP.Net across Windows and Linux platforms in AWS.

Atlanta, Georgia, Us

Founded the FEE marketing department: hired, trained, and managed the team of five marketers at FEE.• Formulated marketing strategy and implementation for half a dozen products, including ad ops for FB andAdWords, publishing email, eBooks, and content marketing to guide customers through the customer journey.• Created a system for understanding our customer: conducted focus groups and studies to build and verify customerpersonas.• Integrated HubSpot, Salesforce, and other tools into an integrated marketing funnel. Implemented marketingautomation tools that provided customers with targeted calls to action.• Presented my marketing strategy at national conferences to establish strategic partnerships.

Lead developer and contractor for the Liberty.me technology platform. Recruited and managed technology team of 20+ contractors and coordinated with third party agencies. 24 hour development schedule across six time zones, and continuous delivery through 6500+ code commits. Principal responsibility for all technology choices, including 80+ plugins, AWS server architecture, credit card/PayPal/Bitcoin merchant services, partner content integration, iPhone/Android apps, and much more. With Bitcoin as a key payment method, handle operation security, cold storage operations, and BitPay API integration.Technologies include: nginx, HVVM, redis, memcached, varnish, easyengine, UbuntuWordPress, BuddyPress, bbPress, git-flow, New Relic, Mandrill, MailGun, MailChimp.AWS: EC2, RDS AuroraDB, S3, ElastiCache, CloudFront, SES

Zurich, Zurich, Ch

• Directed agile teams in creating web and mobile applications using .Net/C#, Javascript, ReactJS, & SQL Server.• Implemented Scrum, continuous integration, Git, and code review practices.• Collaborated on innovative apps with real-time academic performance feeds and media recording features. Built, launched, and maintained three web apps and two mobile apps for internal and external customers.• Pioneered migration from on-premise datacenter to Amazon Web Services cloud platform.

Dallas, Texas, Us

• First developer on Match.com mobile apps division, writing iOS and Palm (webOS/HTML5/CSS3/Javascript) apps.• Engineered mobile apps and secure APIs (C#/.Net/SQL Server) for iPhone, Windows Phone, and Android platforms.• Developed a scalable SMS notification platform reaching over 12 million Match.com users.

Charenton Le Pont Cedex, Fr

• Successfully ported a complex prescription lens application for computer lenses from C++ to C#• Collaborated on the development of an order management application using Windows Forms rich client architecture, which significantly increased the speed at which thousands of optometrists were able to process orders

• Maintained client-facing auto sales catalog for a large 300+ dealership network using ASP.Net and HTML/CSS.

Arlington, Texas, Us

• Participated in the design of a new web OAGIS-based web service protocol for the motor sports industry and single-handedly beat a major industry team to market by leveraging .Net web services.• Designed reports and receipt forms for an accounting software suite in Active Reports.

• Designed, architected, and built a CRM and online storefront. From concept to production in under six months using ASP.Net, C#, and SQL Server.• Ported web CRM to a Windows Forms data-entry application for use by global team.• Worked with the founder to build a marketable software product, met with clients to pitch software, then provided on-site implementation, training, and support.

College Station, Tx, Us

· Sole designer and developer of a roommate/apartment matching service utilizing the .Net framework, SQL Server 2000, and Visual Studio 2003.· Applied ASP.Net best practices to create complex multi-tiered and object-oriented web applications.

Msis, Masters In Management Of Information Systems

Data Science: Python Programming, Research Design, Data Modeling, & Machine Learning

Bachelor Of Science - Bs, Economics & Political Science Dual-Major