Sasha Katsman Email and Phone Number
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Senior Development Architect and hands-on technical leader with a track record of delivering solutions for up-to-date information based on large, changing data. Considerably reduced latency of real-time updates, near real-time analysis, periodic recalculations. ► SYSTEM PERFORMANCE: good at identifying bottlenecks; have the judgment to choose between performance tuning and redesign, with business requirements and continuity as the primary driver of my efforts. Take pride in addressing longer term needs while solving immediate problems.► DIVERSE EXPERIENCE: Excelled in a range of environments, from building a start-up, to tackling development and release cycles in a multi-national software giant for a product with thousands of customer installations, to supporting Trading and Sales operations in a Fortune 100 financial institution.► TECH LEADER AND TEAM PLAYER: Have built enterprise level systems from the ground up, and have also made critical contributions to complex existing products.► QUALITY ORIENTED: Always a great working relationship with QA; designed and scripted large parts of regression test suites for complex multitiered applications.Key Competencies and Technologies:• Architecture of Distributed Enterprise Systems• Detailed design and implementation of Server engine and API• Fixed Income pricing/P&L/risk, Trading & Sales support• Near real-time Business Intelligence/OLAP, event streaming• Real-time pre-trade and post-trade limit compliance• Big data, Column Store, database scale up and scale out• Agile Development team leadership• Third Party software integration• Investor Due Diligence• Interactive customer POC• Outsourcing management• K/Q/KDB, C/C++, J, A+, APL/APL2, UNIX, MDX, XML/A, SQL
Sap
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Director Of Technology / Development ArchitectSap 2010 - PresentWalldorf, Bw, DeProviding low level architecture design, most of the implementation, performance enhancements and continued maintenance for SAP Sybase IQ 16 N-bit Index compression, a new core technology that helped drive the petabyte scale column-based RDB towards outstanding results such as a Guinness World Record for loading/indexing data, and a new TPC-H benchmark for best non-cluster server price/performance.• Prototyped continuous N-bit compression and a lockless, thread-safe, dynamically sized hashing mechanism; tested both technologies for performance and hardware scale up; incorporated into IQ enumerated base Index.• Delivered dictionary compression with enriched metadata and optimized access layer covering full SQL range, and facilitating fast table scans as well as best choice of sort & join algorithms.• Implemented sophisticated logic for fast incremental loads, in both updating the dictionary and recalculating metadata• Achieved high availability through large memory reuse for N-bit objects across transactions• Prototyped advanced secondary compression techniques, reducing memory footprint• Managed IQ 16 SP02 Agile Development group for performance enhancements, successfully implementing and supervising efforts in dynamic parallelism, best in-memory representations, cache-friendly programming, QA and documentation.
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Lead ArchitectAleri Inc. 1999 - 2010Co-founder of a start-up which, prior to acquisition by Sybase in 2010, was a provider of enterprise-class complex event processing, of event-driven near real-time BI suite, and of solutions for the financial markets based on these core technologies.• Key role in defining technology roadmap and going through Due Diligence to help secure Series A financing• As an active developer and architect of the project, hired and led a small team of system engineers that built Aleri Column Store and vector based engine, starting with J Software sources• Took Aleri Live OLAP from prototype to shippable product, acting as architect, server developer, and hands-on project manager of a development/QA team in Russia • Achieved near real-time analysis performance for Live OLAP, through cutting edge virtual cube recalculation algorithms, event-driven by Aleri CEP• Successfully managed the team in implementing MDX, XMLA, ODBO compatibility and integrating Live OLAP with popular BI front end tools• Provided architecture, technical leadership and Live OLAP server enhancements to build a real-time, multi-dimensional trading limits compliance aggregation and monitoring solution• Led my team in building a BI module for Aleri Liquidity Management System • Played a very active role in POC process, meeting with clients, documenting requirements and proposals, designing and developing solutions with Aleri pre-sales force
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Area Vice President Of Technology, Capital MarketsUbs 1995 - 1999Zurich, ChI was a pioneer in bringing early Kx Systems technology (K programming language and execution environment) into production, for mission critical business applications. Benefiting form a close working relationship with the Kx team, I was applying the latest and greatest features of K to their best intended use, while providing the team with important feedback from real world applications.• Developed servers for Sales Order Match, first ever front office K application in production, eventually taking over the entire product. Order matching, deployed on most trading and sales desks in Fixed Income, reconciling retail trades, sales orders and account allocations in real time. Highly asynchronous state protocol, with role-based push API for active users as well as monitoring managers, with log-based replay cold restart in less than 5 seconds at any point during trading hours.• Developed Emerging Markets desk systems, including P&L, Bond and Option pricing, risk -
Associate, Fixed Income ResearchMorgan Stanley 1988 - 1995New York, Ny, UsInitially developing systems in I.P. Sharp APL deployed on IBM mainframes, I played a big part in migrating to and expanding Trading applications in Morgan Stanley’s proprietary A+ development and execution environment, taking advantage of distributed workstations for parallel processing, IPC, current market data and optimized client/server architecture. • Developed and supported Government Options Exposure System (OES) for global options desk operating in New York, London and Tokyo. Wrote modules for pricing, inventory and risk exposure for trading books which included options on multi-national bonds, futures, MBS. In a team of two, responded to dynamic markets in adding sophisticated instruments, such as exotic spread options, to OES quickly enough for traders to take advantage of favorable conditions. -
Application DeveloperSecurity Pacific Bank 1987 - 1988UsBuilt Portfolio Optimization and Risk Management applications, using IBM’s APL2.
Sasha Katsman Skills
Sasha Katsman Education Details
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Stevens Institute Of TechnologyPure And Applied Mathematics -
Stevens Institute Of TechnologyComputer Science
Frequently Asked Questions about Sasha Katsman
What company does Sasha Katsman work for?
Sasha Katsman works for Sap
What is Sasha Katsman's role at the current company?
Sasha Katsman's current role is Enterprise System software development architect | Hands-on team leader | Low Latency BI | Big Data | Column Store.
What is Sasha Katsman's email address?
Sasha Katsman's email address is ak****@****ter.net
What is Sasha Katsman's direct phone number?
Sasha Katsman's direct phone number is +164623*****
What schools did Sasha Katsman attend?
Sasha Katsman attended Stevens Institute Of Technology, Stevens Institute Of Technology.
What are some of Sasha Katsman's interests?
Sasha Katsman has interest in Skiing, Classical Piano, Math Tutoring, Tennis, Golf, Wine.
What skills is Sasha Katsman known for?
Sasha Katsman has skills like Software Development, Unix, Agile Methodologies, Architecture, Regression Testing, C++, Kdb, Client Server Technologies, Distributed Systems, Big Data, Olap, Architectures.
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