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DeFi University

187 members โ€ข Free

25 contributions to DeFi University
๐ŸŽฏ New Tool Drop: Polymarket Arbitrage Bot (Pure Alpha Strategy)
Just finished building something I think you'll find interesting - a fully automated arbitrage bot for Polymarket prediction markets. This isn't your typical degen play - it's a mathematically sound, market-neutral strategy that profits from pricing inefficiencies. ๐Ÿง  The Core Strategy The bot exploits a simple mathematical truth: in any binary market (YES/NO), the prices must sum to $1.00 because exactly one outcome will happen. When YES + NO < $1.00 = Risk-Free Profit Real example: BTC to hit $100K: YES @ $0.42, NO @ $0.55 Sum: $0.97 (you're paying 97ยข for a guaranteed $1.00) Buy 100 shares of each = $97 cost โ†’ $100 payout = $3 profit (3.1% return) But here's where it gets interesting... ๐ŸŽฒ The "Smart Overload" Edge Instead of just pure arbitrage, the bot runs an internal probability model using Black-Scholes math to detect which side is actually mispriced: If market says YES = 42% but model calculates 38% โ†’ YES is overpriced by 4% โ†’ Overweight the NO side (60/40 or 70/30 allocation) This turns simple arbitrage into positive expected value trades while maintaining downside protection. โšก What Makes This Different Speed Matters: Direct WebSocket feeds from Polymarket CLOB NumPy-optimized order book processing Private RPC endpoints (public ones are too slow) Can detect and execute arbs in <500ms Risk Controls Built In: Automatic kill switch on oracle delays Max 80% allocation to one side (always hedged) Daily loss limits (15% default) Per-trade position sizing via Kelly Criterion Handles orphaned positions automatically Production-Ready: EIP-712 order signing Batch execution (up to 15 orders/call) Redis caching for state management Rate limiting with token bucket algorithm Full paper trading mode ๐Ÿ’ฐ Capital Requirements Minimum to run: 50+ MATIC for gas (~$20-30) Starting capital in USDC.e (recommend $500-1000) Private RPC endpoint (Alchemy/Infura - free tier works) Expected returns: Pure arb spreads: 1-5% per trade With overload: 3-15% per trade
๐ŸŽฏ New Tool Drop: Polymarket Arbitrage Bot (Pure Alpha Strategy)
1 like โ€ข 15d
Thanks for this David.
The December 2025 Pivot: How One Fed Decision Connects Wall Street, Japan, and Crypto
December 2025 is shaping up to be a month where the intricate wiring of the global financial system will be on full display. A single decision to be made in Washington, D.C. is poised to create powerful ripple effects that will be felt from the trading floors of Wall Street to the boardrooms of Tokyo and across the volatile landscape of digital assets. This narrative will explain how the actions of the US Federal Reserve, Japan's changing economy, and the world of cryptocurrency are not separate stories, but different chapters of a single, interconnected global event about to unfold. 1. The Main Event: The Federal Reserve's High-Stakes Decision ๐Ÿ›๏ธ 1. The Headline Story: An Expected Interest Rate Cut ๐Ÿ“‰ At the heart of the month's events is the Federal Reserve's Federal Open Market Committee (FOMC) meeting on December 9-10. This is where the central bank decides on the nation's key interest rate, which influences the cost of borrowing for everything from mortgages and car loans to business investments. Market Expectations: - Rate cut probability: 87-100% - Expected cut size: 0.25% - Key driver: Growing belief in a "soft landing" (controlling inflation without recession) ๐Ÿ’ก Key Insight: A rate cut makes borrowing cheaper, often encouraging spending and investment across the economy. 1.2. The Internal Drama: A Divided Committee โš–๏ธ While markets see a cut as a near certainty, the decision remains a source of intense debate inside the Federal Reserve. The committee is split into two camps with fundamentally different concerns about the economy's future. The Doves ๐Ÿ•Š๏ธ - Primary concern: Overly restrictive policy could damage the job market - Key voices: New York Fed President John Williams Governor Christopher Waller Governor Stephen Miran - Desired action: Cut interest rates to support the cooling labor market - Note: Miran has advocated for a larger 50 basis point cut The Hawks ๐Ÿฆ… - Primary concern: Cutting rates too soon could reignite inflation - Key voices: Boston Fed President Susan Collins Atlanta Fed President Raphael Bostic - Desired action: Hold rates steady to ensure inflation is fully under control
The December 2025 Pivot: How One Fed Decision Connects Wall Street, Japan, and Crypto
1 like โ€ข 26d
A lot of elements converging this month. Thank you for the insight David!
AI agents
Interesting videos on using AI agents to manage your DeFi portfolio. https://youtu.be/kZjMg4gYt5I?si=7l4_DcWxyQOS8hcS
2 likes โ€ข Nov '25
@Juri Bastiaans thanks for this share!
Another great call๐Ÿ’ช๐Ÿผ
Finished up the mindset course, this is just amazingly put together, thanks once again for your time and value!
1 like โ€ข Nov '25
I've just started the Mindset course and I agree about it being extremely well put together. I haven't found any other program outside DeFi University that focuses so intently on the necessity and benefits of the right mindset in trading and DeFi.
๐Ÿšจ Macro Flow State: AI Infrastructure Exploding ๐Ÿš€, Rates Set to Cut ๐Ÿ“‰, and the Gold vs. BTC Divide โš–๏ธ
Hey community ๐Ÿ‘‹, we've got a critical market update drawing from recent financial research covering everything from US rates and volatility to the AI investment landscape in both the US and China ๐Ÿ‡บ๐Ÿ‡ธ๐Ÿ‡จ๐Ÿ‡ณ. Here's what you need to know about the current macro flow and the underlying drivers of risk and technology adoption: 1. The Macro Backdrop: Expecting Cuts & Easing Conditions ๐Ÿ’ฐ The US outlook is currently viewed as murkier than many think, supported by alternative labor data suggesting the economy may be losing momentum. This slowdown, however, may be necessary to set the stage for a more market-friendly environment. - Rate Cuts Expected: Goldman Sachs (GS) anticipates a rate cut in December โœ‚๏ธ. Following this, the US economics team expects two additional cuts next year, taking the funds rate to 3-1/8% by the middle of next year. - Bull Market History: Historically, bull markets do not end with cutting cycles ๐Ÿ“ˆ. - 2026 Outlook: The market backdrop is projected to turn "far more market-friendly" in 2026 once tariffs fade, tax cuts arrive, and financial conditions ease further ๐ŸŽฏ. - Volatility: Equities (NDX) and bond volatility (MOVE) continue to move in perfect tandem ๐ŸŽญ. 2. Risk Appetite and Market Flows ๐Ÿ“Š Sentiment indicators show investors are cautious, even as markets manage to bounce: - Low Risk Appetite: Goldman's risk appetite indicator is currently registered at rather low levels ๐Ÿ”ป. - Timely Positioning: Investors managed to ditch calls relative to puts just in time for a recent market bounce โฐ. - Market Rotation: Professional investors, including both hedge funds and "real money," have recently shown a significant rotation into healthcare ๐Ÿฅ, selling off tech positions ๐Ÿ’ป. Despite this rotation, experts advise remaining structurally long US tech but preparing for the outperformance gap versus the rest of the market to narrow. 3. AI: Productivity Gains and the Infrastructure Arms Race ๐Ÿค–โšก The commitment to AI adoption by large corporations is immense, driving massive investment and projected productivity benefits:
1 like โ€ข Nov '25
@David Zimmerman Thank you for this post and last night's call. Learning a lot!
1-10 of 25
Ryan Davis
3
33points to level up
@ryan-davis-9532
Launching a tech & crypto record label soon through Orchard Sony. Part of our mission is to point fans to crypto and DeFi education.

Active 22h ago
Joined Aug 21, 2025
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