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František Konopecký

Freelance C# Developer | 🖥️ Working Remotely | Currently NOT AVAILABLE
cleo.finance · Prague, Czechia · engineer
Team Lead + Senior C# Developer At CLEO Finance Since April 2019, Building A crypto/FX Prop-trading PlatformIMO Gold (2005) And Silver (2004) For The Czech Republic; Heyrovsky Foundation Prize Laureate 2005Financial Engineer/modeller: Yield-curve And Risk Models At OGResearch And Cardano

I am a 𝗙𝗿𝗲𝗲𝗹𝗮𝗻𝗰𝗲 𝗖# 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 for 𝗱𝗲𝗺𝗮𝗻𝗱𝗶𝗻𝗴 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀. 𝗧𝗵𝗲 𝗯𝗲𝘀𝘁 𝗳𝗶𝘁 is when you search for: ★ 𝗙𝗮𝘀𝘁𝗲𝘀𝘁 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 of any C# project ★ Solution to 𝗰𝗵𝗮𝗹𝗹𝗲𝗻𝗴𝗶𝗻𝗴 𝗮𝗹𝗴𝗼𝗿𝗶𝘁𝗵𝗺𝘀, 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻 or 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 ✰ 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 in 𝗳𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝘀𝗲𝗰𝘁𝗼𝗿 or 𝗺𝗮𝗿𝗸𝗲𝘁𝗶𝗻𝗴 ✰ Quick creation of 𝗶𝗻𝘁𝗲𝗿𝗻𝗮𝗹 𝘁𝗼𝗼𝗹𝘀 (Excel add-ins, search tools, ...) ✰ Consultations My preferences: ★ 𝗙𝘂𝗹𝗹 𝗥𝗲𝗺𝗼𝘁𝗲 (to EU, UK or Switzerland) ★ Up to 80% contract (max 32h a week) ✰ C# as the main language ✰ Not being a Lead (for some time) ✰ More Hard-core Programming (less talking, management and bureaucracy) My offer: ★ 𝗙𝗮𝘀𝘁 𝗮𝗻𝗱 𝗖𝗹𝗲𝗮𝗻 𝗖𝗼𝗱𝗶𝗻𝗴, Strong Active Programming Skills ★ 𝗥𝗲𝗹𝗶𝗮𝗯𝗶𝗹𝗶𝘁𝘆, Problem Solving, Strong Communication Skills ★ Ability to Plan, Design, Develop, Test and Deploy ★ Ability to Work Efficiently and Friendly in a Team ★ Scrum/Sprints/Jira or similar/Git/CI/CD Tech Stack: ★ 𝗛𝗶𝗴𝗵 𝗣𝗿𝗼𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆: 𝗖# 𝟵, .𝗡𝗲𝘁 𝟱, 𝗔𝗦𝗣.𝗡𝗘𝗧 𝗖𝗼𝗿𝗲, 𝗘𝗙 𝗖𝗼𝗿𝗲, 𝗠𝗦 𝗦𝗤𝗟, 𝗠𝗼𝗻𝗴𝗼𝗗𝗕, AWS, as

Details
LocationPrague, Czechia
Company sitecleo.finance
UniversityCharles University in Prague
C#.NETWPF DevelopmentLINQMultithreadingSoftware DevelopmentFinancial ModelingMatlabMathematical ModelingXAMLMVVMData OperationsXMLXSLTExcel AddinsBloomberg APIReflectionVisual StudioUser Experience DesignXPathVB.NETVBAWCFDynamicDataDisplayExpression TreesMathematicsSoftware engineeringFinancial markets/tradingTravel
Notes
  • Quant employment verification: CONFIRMED. He held actual financial-engineering roles at institutions whose business is investing/risk management: Financial Engineer at Cardano (Rotterdam pension & financial risk-management / investment adviser) in 2014, and architect/main developer of yield-curve and risk modelling software at OGResearch (macro/yield-curve advisory to central banks, 2012-2016). Cardano and OGResearch are institutional investment/risk-management firms rather than proprietary high-frequency or hedge-fund trading desks, so the match is to quantitative-finance-adjacent roles (financial engineering, modelling, risk/valuation tooling) rather than a market-making/systems-trading seat; his CLEO Finance work is trading-platform SOFTWARE engineering, not trading. Identity is supported by the IMO records matching his Czech background; employment classification is based on the companies' own published business, though the role dates themselves remain LinkedIn-index-only.Sep 2026
  • Career timeline (LinkedIn, index-derived): IPS AG junior C# developer 2011-2012; OGResearch macro/software developer 2012-2014; Cardano (Rotterdam) Financial Engineer 2014; OGResearch financial software developer (freelance) 2014-2016; self-employed crypto-trading platform 2018; Minerva BizMachine senior software developer 2016-2019; CLEO Finance team lead/senior C# developer 2019-present.Sep 2026
  • CLEO Finance sells a white-label crypto and FX/CFD prop-trading platform (sub-10ms execution, open API) to prop firms; his role building that trading platform is software engineering for a trading-technology vendor, not a quantitative trading seat.Sep 2026
  • All employment and education facts here trace to a single LinkedIn profile surfaced through a people index; that is index-only evidence and not independent primary-source confirmation of any employer or degree.Sep 2026
  • IMO identity: František Konopecký represented the Czech Republic at IMO 2005, ranking 29th at 94.5% with a Gold award and 36 points (P1-P5=7, P6=1) per the official IMO contestant page; the same page lists an IMO 2005 entry under Czech Republic.Jul 2005
  • IMO 2004 (the other year in the brief) was a Silver award, not gold: the official Czech team page lists František Konopecký 93rd at 81.1%, 26 points (P1=7,P2=2,P3=1,P4=7,P5=7,P6=2) for IMO 2004.Jul 2004
  • LinkedIn enrichment (index-only, not independent primary-source confirmation) backs a Prague-based C# developer with a master's in Mathematical Analysis from Charles University (2005-2011) and an MA in Business Administration from the University of Economics, Prague (2010-2013).Sep 2026
  • OGResearch is a macroeconomics/yield-curve advisory firm (founded 2006, offices in Prague, Budapest, Brno, Belgrade) that builds yield curves, FX forecasts and risk models for central banks and corporates - a modelling/risk role there counts as financial engineering, not trading.Sep 2026
  • Cardano (Rotterdam, cardano.nl) is a pension and financial risk-management / investment advisory firm; his 2014 Financial Engineer role there was a temporary placement arranged through OGResearch, which shows financial-engineering experience at an institutional risk manager rather than a proprietary/quant trading firm.2014
  • His two IMO appearances (2004 silver, 2005 gold) put him in the top of Czech secondary-school mathematics; the 2005 award came with the Jaroslav Heyrovsky Foundation Prize, which recognizes the country's best olympiad students (he is listed as a student of Gymnázium L. Jaroše Holešov).Jan 2006
  • The mathematical-analysis MSc dates (2005-2011) begin the year he last competed at the IMO, consistent with a standard Czech university start after secondary school; the analysis background lines up with his later financial-modelling and trading-platform work.Sep 2026
  • The mathematical-analysis MSc at Charles University (2005-2011) begins the year of his last IMO, consistent with entering university after secondary school; the analysis background lines up with his later yield-curve modelling and trading-platform work.Sep 2026

Competition record

Czech Republic · IMO

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