Sahin Kupusoglu Email and Phone Number
İstanbul, Türkiye
Sahin Kupusoglu's Location
Antalya, Türkiye, Turkey
Sahin Kupusoglu's Contact Details
Sahin Kupusoglu work email
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Sahin Kupusoglu personal email
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About Sahin Kupusoglu
Computer Engineer, with a Bachelor of Science degree from Boğaziçi University of Turkey.Tracing on since the Spectrum+ new year gift on 1985 Jan 01. Got a Z80 assembler book 15 days later. Finished a 3D modeling and rendering system by 1987 Jun, and still working hard.C++ / Financial Engineering / Excel VBA / Relational Databases / Image Processing are my favorites, spanning Windows, MacOS, iOS and Linux. Mostly worked in finance, but have diverse interests and learn fast. My English is fairly fluent, I have good communication skills, and some management experience.I am happiest with my daughters, and when learning anew…
Sahin Kupusoglu's Current Company Details
Sahin Kupusoglu Work Experience Details
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Senior Software EngineerInvenco By Gvrİstanbul, Türkiye
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Senior Software Developer (C/C++)Luxoft Dec 2022 - Aug 2023Cracow, Małopolskie, Poland* Consulting for Millennium Management, one of the largest hedge funds in USA, I wrote C++ x17 code to parse order transaction logs and transmit them with low latency, to replace an earlier system based on memory mapped files, but with an improved memory profile and better latency. -
It ManagerAkbank Ag Jul 2018 - Jan 2020Frankfurt Am Main Area, Germany* Akbank AG is a German bank registered in Frankfurt am Main (€4.5 billion assets in 2018), providing corporate, retail and private banking services. I developed Excel / VBA applications (Bloomberg and Oracle FLEXCUBE connected Bonds and ETF deal capture and reporting app for Private Banking, Net Interest Margin reporter for user programmable General Ledger entries), maintain company web site, and work with the Business Objects reporting tool over the Oracle FLEXCUBE Core Banking Solution. -
Computational PhotographySelf-Employed Jan 2016 - Jun 2018* I developed a new image registration / super resolution algorithm that operated in scale space, in Objective C @ macOS, and Swift / Metal C++ @ iOS.
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Ios Development — 2014 Oct .. 2015 SepSelf-Employed Oct 2014 - Sep 2015* I developed, in Objective C, two iOS apps: the Mastermind number guessing game and a separate solver app with 7 new solver algorithms improving upon the published heuristic algorithms.
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It ManagerGaranti Factoring Jun 2008 - May 2014Istanbul, Turkey* Leading the E-Business software development team, to design, generate and publish risk management and MIS reports and implement workflow applications for this market leading enterprise (2011 turnover 8.3 billion USD).* In charge of special projects, for example:» Excel application to manage company targets in 6 dimensions into about 3 million formulated cells.» Access application to manage ~500K PDF files/year from our largest client, for legal compliance.» Master P&L for the entire company, based on extensive data capture from Treasury and Accounting.* Designed and implemented an Access application that keeps track of returned checks and past due notes. Multi-user access control based on Windows username. Employed serverless distributed logic to execute end of day rolls.* Designed and implemented a complex Excel/VBA based data mart, that collects, cleanses and analyses all data related to targeted and actual values of factoring commissions and risk balances for all (~1K) Garanti Bank branches, sending monthly e-mails.* Designed and implemented a system called XLence, to generate sophisticated Excel files beyond SSIS limitations, using a combination of T-SQL and VBA.* VBA app to compute country statistics from hundreds of Excel files for the Turkish Factoring Assc. -
Finance ModelerDcm Turkey Feb 2006 - Feb 2008* Excel models of real estate development projects, using cash flow models to analyze and compare different financing structures, and an Access database to track business development research, all towards management of our 150 MM GBP equity.* Green-field setup of IT infrastructure, and budgeting and management of IT ops.
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Local InformaticaTetra Pak Turkey Mar 2005 - Dec 2005* Participated in the SAP R/3 implementation of Tetra Pak Turkey,* Developed mapping programs for the data team using Informatica PowerCenter, for transitioning legacy systems towards ISP,* SAP R/3 master data maintainer: primary for HR, backup for finance; act as the HR data super user. -
Software EngineerTeknoloji Holding Feb 2003 - Jul 2004* Managed a team of two developers,* Low level implementation of an ISAPI extension DLL in C++, boasting: a multi–threading pool with sync primitives, processing raw HTTP headers, and an in–memory database featuring a full B tree implementation, essentially stateless, supports multiple languages, and an access control mechanism with positive and negative override in an inheritance graph,* Extensive use of SQL Server (10K+ lines of T–SQL and instead of triggers) and an original object–relational mapping (replacing a database with 100+ tables by a single table with four columns),* Generic tool for dynamic creation of HTML & JavaScript based UI screens that provide smart client–side interactivity for arbitrary row sets in multiple languages (client–side logic utilizing 3.5K lines of JavaScript) boasting: a full type mechanism for client–side validation, and a runtime mechanism for caching arbitrary HTML in js files thereby minimizing use of com resources,* Using VB.NET, implement web services and parse XML data. -
Senior Software EngineerLipman Electronics Ltd. Turkey Jun 2001 - Jan 2003* Trained 3 months for Lipman (world’s 4th largest POS maker at the time) POS terminal embedded programming in C.* Field Services Automation is a SQL Server based client–server project utilizing HTML for UI: can render arbitrary tables and views, finding out involved columns and their types at run time, essentially stateless, supports multiple languages, access control by an inheritance hierarchy tree with positive and negative override, XML based dialog box logic, IEEE compliant design documents,* Participated in Lotus Notes based Field Services Automation projects for several banks, gaining Domino Designer experience.
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Treasury It SpecialistTeb May 1997 - May 2000* Financial software development for deal capture, position keeping and risk management of FX, MM, Effective and TMU desks, with some exposure to Fixed Income and Precious Metals, based on Excel, Access and VBA, making extensive use of Reuters Real Time Financial Data Feed, with some experience of Bloomberg, Telerate and Unlock,* Developed an Excel app for the FX desk; with 5K+ lines of VBA code: track positions of multiple desks against TRY and multiple dealers in different currency pairs; talk directly with Reuters Dealing 2000 Ticket Output Feed (by implementing a serial port communication protocol in VBA); connections with bank's host system, ICU and TMU; slow–motion and hectic mode automatic quotation system,* Developed an Excel app for MM, Forward and Swap in multiple currencies, featuring: gap analysis; quotation system with market watch; forward, cash forward and swap calculators, with logic for reverse–engineering competition's prices; CBT position analysis,* Both have implemented: audio–visual warning systems, multi–currency holiday logic and an original technique for avoiding accidental modifications: virtual formula. -
Military Service As 2Nd LieutenantAir War College Dec 1995 - Mar 1997Istanbul, Turkey* Developed an extremely detailed Wargaming Simulation in C++ during my military service at the Air War College of Turkish Armed Forces. Supports arbitrary hierarchies of types and instances of countries, armies, airbases, aircraft, missiles, radars and fuel. Missions can be defined involving aircraft from any airbase with arbitrary weapon loads and multi–way–point flight paths. The simulation includes target tracking of aircraft radars and missile radars, sophisticated damage computations, precise fuel consumptions and millimetric altitude changes during linear flight due to curvature of earth {1997}.
Sahin Kupusoglu Skills
It Management
Software Development
C
C++
Objective C
Xcode
Excel
Html
Css
Javascript
Sql
Sql Server
Access
Iphone Development
Vb.net
Visual Basic
Microsoft Sql Server
Web Services
Team Leadership
Team Management
Project Management
Software Project Management
Databases
.net
Analysis
Management
Microsoft Excel
Ios Development
Sahin Kupusoglu Education Details
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Computer Engineering
Frequently Asked Questions about Sahin Kupusoglu
What company does Sahin Kupusoglu work for?
Sahin Kupusoglu works for Invenco By Gvr
What is Sahin Kupusoglu's role at the current company?
Sahin Kupusoglu's current role is Senior Software Engineer.
What is Sahin Kupusoglu's email address?
Sahin Kupusoglu's email address is sa****@****glu.com
What schools did Sahin Kupusoglu attend?
Sahin Kupusoglu attended Boğaziçi University.
What are some of Sahin Kupusoglu's interests?
Sahin Kupusoglu has interest in Ssb Radio, Motorsports, Ta1cbb, Parachute, Photography, Taekwondo, Iaido, Karate.
What skills is Sahin Kupusoglu known for?
Sahin Kupusoglu has skills like It Management, Software Development, C, C++, Objective C, Xcode, Excel, Html, Css, Javascript, Sql, Sql Server.
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