Nikita Monastyrskiy is chief marketing officer at Keeper, the self-custodial wallet formerly known as Tonkeeper. He started in crypto in 2018, running bounty and Bitcointalk signature campaigns while still at university, then spent four years at a crypto marketing agency, rising from community manager to senior growth strategist. He went on to join the marketing team at Ethereum layer two Mode, helping take it from launch to exchange listings, before moving to Wallet in Telegram in 2025 as head of partner marketing. He later switched from the custodial side to the self-custodial one, joining Tonkeeper to lead its marketing.