Senior blockchain engineer with payment and exchange building experience

Company DescriptionWe are pausing travoom to focus on oleolesport.com OleOle is developing a completely free social network and messaging app for football (Soccer), sports first super app. The primary revenue model will be gambling focused on in match play. A completely different modelusing Stake.com blockchain strategy.OleOleOleOle is building a social network and messaging platform for football/soccer. In match gambling driven by live score updates is the driver of our model.What We Do...oleolesport.com empowers people to identify football experience and without any search requirements, simply presents the traveler with vetted components necessary to bring the trip to life -- tickets, lodging, flights and beyond. And we are building a football super app.Why it matters...Searching and successfully planning a trip around an iconic football experience is time-consuming, frustrating, overwhelming and often-times elusive. Football is complicated unlike any other sport with players playing for club and country simultaneously. Fans are looking for a place to "Kick Off"Why we are better...oleolesport.com’s searchless travel approach means a soccer/football experience can be discovered, planned and purchased in a matter of minutes without the endless search-driven lunacy and inefficiency that comes with all travel planning. There isnt a sports social network, oh some claim to be however they lack even the slightest understanding of network platforms.Job DescriptionOleOle is utilizing a stake.com model focusing on crypto currencies for all in match bets. 86% of Bet365 revenue comes from in match play.QualificationsTechnical Skills and Experience: Blockchain Development Experience: Proficiency in building decentralized applications (dApps) and smart contracts on blockchain platforms like Ethereum, Binance Smart Chain, or Solana. Deep understanding of cryptocurrency protocols, blockchain consensus mechanisms, and token economics. Proficiency in Programming Languages: Expertise in languages commonly used in blockchain development such as Solidity, Rust, JavaScript (Node.js), Python, or Go. Smart Contract Development: Extensive experience designing, deploying, and auditing secure and efficient smart contracts. The engineer should be familiar with Solidity for Ethereum or other smart contract languages for different blockchains. Understanding of smart contract auditing tools to ensure code security (e.g., tools like Mythril, Slither). Cryptocurrency Wallet and Payment Integration: Experience with integrating cryptocurrency wallets (MetaMask, Trust Wallet, etc.) and managing crypto payments securely on a platform. Familiarity with working on wallet development, multi-sig wallets, and secure transaction management. Security and Cryptography: In-depth knowledge of cryptographic principles (hash functions, public-key cryptography, etc.) to ensure secure transactions. Familiarity with blockchain security best practices, including protection against attacks (51% attacks, replay attacks, double-spending, etc.). Scalability Solutions: Knowledge of Layer 2 scaling solutions (e.g., Optimistic Rollups, zk-Rollups, sidechains) to ensure the gambling platform can handle a high volume of micro-transactions efficiently. Experience with APIs and Backend Integration: Proficient in integrating third-party blockchain tools or SDKs and off-the-shelf backend solutions. Experience working with APIs to interact with gambling or financial platforms, and with backend development using frameworks like Django or Express.js. Professional Experience: 5+ years of experience in blockchain development, ideally with experience in cryptocurrency payment systems or gambling/betting platforms. Proven track record of building and deploying large-scale blockchain systems or financial applications. Experience in working with cryptocurrency exchanges or other fintech platforms is a plus. Soft Skills: Strong problem-solving and debugging...