# Jiří Běloch (whis) > Independent C# and .NET software engineer based in the Czech Republic, working remotely. Available for longer direct B2B contracts, consulting, custom development, and the right product partnership. Trading technology is the specialty. The canonical page is https://about.whis.gg/. Indicative B2B ranges, agreed per engagement: €600–800 per day for a longer contract, €90–130 per hour for consulting and custom development, and €12,000–15,000 per month for dedicated direct B2B work. ## Profile - [About Jiří Běloch](https://about.whis.gg/index.md): Full profile in markdown, including work, experience, rates, and background ## Work - [Chart Enhancer 2.0](https://whis.gg/products/chart-enhancer): NinjaTrader 8 charting toolkit with native SharpDX and WPF rendering - [NinjaTrader Launcher](https://whis.gg/products/launcher): Free pre-launch utility for version switching, login, workspace selection, and startup cleanup ## Contact - [Contact](https://about.whis.gg/#contact): Contact section on the site - [LinkedIn](https://www.linkedin.com/in/jiribeloch/): Professional profile - [GitHub](https://github.com/whis): Code - [X](https://twitter.com/whis_gg): @whis_gg - [Discord](https://discord.gg/TF7AhfkHmD): Community invite - [Upwork](https://www.upwork.com/freelancers/jirib): Freelance profile, 100% job success and a 5/5 client rating ## Optional - [Portrait](https://about.whis.gg/assets/portrait.webp): Portrait photograph - [Product site](https://whis.gg/): whis.gg products